/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 50%, #0f0f0f 100%);
    color: #ffffff;
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    /* Prevent text selection */
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.gallery-title {
    font-size: 3.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #ffffff 0%, #a0a0a0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-align: center;
    margin-bottom: 10px;
    letter-spacing: -0.02em;
}

.gallery-subtitle {
    font-size: 1.1rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.7);
    text-align: center;
    letter-spacing: 0.05em;
}

/* Main content */
.main {
    padding: 60px 0;
    min-height: calc(100vh - 200px);
}

/* Gallery grid */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

/* Gallery item */
.gallery-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
}

.gallery-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.05);
}

.gallery-item img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    /* Image protection */
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-user-drag: none;
    -khtml-user-drag: none;
    -moz-user-drag: none;
    -o-user-drag: none;
    user-drag: none;
    pointer-events: none;
}

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

.gallery-item-info {
    padding: 24px;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.9) 100%);
}

.gallery-item-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0;
    letter-spacing: -0.01em;
}

.gallery-item-date {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    font-weight: 400;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    margin: 5vh auto;
    background: rgba(20, 20, 20, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
}

.close {
    position: absolute;
    top: 20px;
    right: 25px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 2rem;
    font-weight: 300;
    cursor: pointer;
    z-index: 1001;
    transition: all 0.3s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.5);
}

.close:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
    transform: scale(1.1);
}

/* Navigation buttons - hidden on desktop, shown on mobile */
.nav-button {
    display: none; /* Hidden by default on desktop */
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.3);
    color: rgba(255, 255, 255, 0.7);
    border: none;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
    z-index: 1001;
    transition: all 0.3s ease;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
}

.nav-button:active {
    background: rgba(0, 0, 0, 0.5);
    transform: translateY(-50%) scale(0.95);
    color: rgba(255, 255, 255, 0.9);
}

.prev-button {
    left: 20px;
}

.next-button {
    right: 20px;
}

.modal-image {
    width: 100%;
    max-height: 70vh;
    object-fit: contain;
    display: block;
    /* Enhanced image protection for modal */
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-user-drag: none;
    -khtml-user-drag: none;
    -moz-user-drag: none;
    -o-user-drag: none;
    user-drag: none;
    pointer-events: none;
}

.modal-info {
    padding: 30px;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.9) 0%, rgba(10, 10, 10, 0.95) 100%);
}

.modal-info h2 {
    font-size: 2rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 15px;
    letter-spacing: -0.01em;
}

.modal-info p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    font-weight: 400;
}

/* Footer */
.footer {
    background: rgba(0, 0, 0, 0.9);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 30px 0;
    text-align: center;
}

.footer p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    font-weight: 400;
}

/* Loading animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #ffffff;
    animation: spin 1s ease-in-out infinite;
}

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

/* Responsive design */
@media (max-width: 768px) {
    .gallery-title {
        font-size: 2.5rem;
    }
    
    .gallery-subtitle {
        font-size: 1rem;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 20px;
        margin-top: 30px;
    }
    
    .gallery-item img {
        height: 240px;
    }
    
    .gallery-item-info {
        padding: 20px;
    }
    
    .gallery-item-title {
        font-size: 1.2rem;
    }
    
    .modal-content {
        max-width: 95vw;
        margin: 2.5vh auto;
    }
    
    .modal-info {
        padding: 20px;
    }
    
    .modal-info h2 {
        font-size: 1.5rem;
    }
    
    .modal-info p {
        font-size: 1rem;
    }
    
    .close {
        top: 15px;
        right: 20px;
        font-size: 1.5rem;
        width: 35px;
    }
    
    .nav-button {
        display: flex; /* Show on mobile */
        width: 50px;
        height: 50px;
        font-size: 20px;
    }
    
    .prev-button {
        left: 10px;
    }
    
    .next-button {
        right: 10px;
    }
        height: 35px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .header {
        padding: 30px 0;
    }
    
    .gallery-title {
        font-size: 2rem;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .gallery-item img {
        height: 200px;
    }
    
    .main {
        padding: 40px 0;
    }
}

/* Smooth transitions for all interactive elements */
* {
    transition: color 0.3s ease, background-color 0.3s ease, border-color 0.3s ease;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.3);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}