/* CSS Reset & Variables */
:root {
    /* Brand Colors */
    --quantum-core: #262626;
    --core-reactor: #E0693D;
    --solar-pulse: #E7B31B;
    --verdant-code: #27584F;
    --dataflow-blue: #A6C8D5;
    --neural-drift: #A69CBE;
    --ion-spark: #EFB3AF;
    --ion-mist: #EFB3AF;
    
    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-2xl: 64px;
    
    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-size-sm: 14px;
    --font-size-base: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 24px;
    --font-size-2xl: 32px;
    --font-size-3xl: 48px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
}

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

body {
    font-family: var(--font-primary);
    background: linear-gradient(135deg, var(--quantum-core) 0%, #1a1a1a 100%);
    color: #ffffff;
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header */
.header {
    background: rgba(38, 38, 38, 0.8);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xl) 0;
    border-bottom: 2px solid var(--core-reactor);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    background: linear-gradient(135deg, var(--core-reactor), var(--solar-pulse));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
}

.header-subtitle {
    font-size: var(--font-size-lg);
    color: var(--dataflow-blue);
    opacity: 0.9;
}

/* Main Content */
.main {
    padding: var(--spacing-2xl) 0;
}

/* Gallery Grid */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.gallery-item {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    overflow: hidden;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
}

.gallery-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(224, 105, 61, 0.3);
    border-color: var(--core-reactor);
}

.gallery-item-image {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    display: block;
}

.gallery-item-content {
    padding: var(--spacing-md);
}

.gallery-item-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--ion-spark);
    margin-bottom: var(--spacing-xs);
}

.gallery-item-description {
    font-size: var(--font-size-base);
    color: var(--dataflow-blue);
    opacity: 0.8;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    background: var(--quantum-core);
    border-radius: 24px;
    max-width: 1200px;
    max-height: 90vh;
    overflow-y: auto;
    border: 2px solid var(--core-reactor);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--core-reactor);
    border: none;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-fast), background var(--transition-fast);
    z-index: 10;
}

.modal-close:hover {
    transform: scale(1.1);
    background: var(--solar-pulse);
}

.modal-close svg {
    width: 24px;
    height: 24px;
    color: white;
}

.modal-image {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: contain;
    display: block;
    background: rgba(255, 255, 255, 0.05);
}

.modal-info {
    padding: var(--spacing-xl);
}

.modal-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--ion-spark);
    margin-bottom: var(--spacing-md);
}

.modal-description {
    font-size: var(--font-size-lg);
    color: var(--dataflow-blue);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.modal-prompt {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-md);
    border-radius: 12px;
    border-left: 4px solid var(--verdant-code);
}

.modal-prompt h3 {
    font-size: var(--font-size-lg);
    color: var(--solar-pulse);
    margin-bottom: var(--spacing-sm);
}

.modal-prompt p {
    font-size: var(--font-size-base);
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
}

/* Footer */
.footer {
    background: rgba(38, 38, 38, 0.8);
    backdrop-filter: blur(10px);
    padding: var(--spacing-lg) 0;
    border-top: 2px solid var(--verdant-code);
    text-align: center;
}

.footer p {
    color: var(--neural-drift);
    font-size: var(--font-size-base);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-title {
        font-size: var(--font-size-2xl);
    }
    
    .header-subtitle {
        font-size: var(--font-size-base);
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .modal-content {
        max-height: 95vh;
    }
    
    .modal-info {
        padding: var(--spacing-md);
    }
    
    .modal-title {
        font-size: var(--font-size-xl);
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.gallery-item {
    animation: fadeIn var(--transition-base) ease-out;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--quantum-core);
}

::-webkit-scrollbar-thumb {
    background: var(--core-reactor);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--solar-pulse);
}