/**
 * NeoStore - Cyberpunk Store Styles
 * 
 * Comprehensive styling for the cyberpunk-themed virtual marketplace.
 * Features neon effects, responsive design, and immersive animations.
 * 
 * @author NeoCityOS Development Team
 * @license MIT
 */

/* ===== CSS VARIABLES ===== */
:root {
    /* Store-specific colors */
    --store-primary: #00f7ff;
    --store-secondary: #8b00ff;
    --store-accent: #ff0080;
    --store-success: #00ff00;
    --store-warning: #ff8000;
    --store-error: #ff0000;
    
    /* Rarity colors */
    --rarity-common: #ffffff;
    --rarity-uncommon: #00ff00;
    --rarity-rare: #0080ff;
    --rarity-epic: #8000ff;
    --rarity-legendary: #ff8000;
    
    /* Store shadows */
    --store-glow: 0 0 20px rgba(0, 247, 255, 0.4);
    --store-glow-strong: 0 0 30px rgba(0, 247, 255, 0.6);
    --store-glow-purple: 0 0 20px rgba(139, 0, 255, 0.4);
    
    /* Store transitions */
    --store-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --store-transition-fast: all 0.15s ease;
    --store-transition-slow: all 0.5s ease;
}

/* ===== STORE CONTAINER ===== */
.store-container {
    padding: 25px;
    height: 100%;
    overflow-y: auto;
    color: white;
    font-family: 'Rajdhani', sans-serif;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.9), rgba(20, 20, 40, 0.8));
    position: relative;
}

.store-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(0, 247, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(139, 0, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.store-container > * {
    position: relative;
    z-index: 1;
}

/* ===== STORE HEADER ===== */
.store-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding: 20px;
    background: rgba(0, 0, 0, 0.6);
    border: 2px solid var(--store-primary);
    border-radius: 12px;
    box-shadow: var(--store-glow);
    backdrop-filter: blur(10px);
}

.store-header h2 {
    color: var(--store-primary);
    margin: 0;
    font-size: 2.2em;
    font-weight: 700;
    text-shadow: 0 0 15px var(--store-primary);
    letter-spacing: 2px;
    animation: neonPulse 2s ease-in-out infinite alternate;
}

@keyframes neonPulse {
    0% { text-shadow: 0 0 15px var(--store-primary); }
    100% { text-shadow: 0 0 25px var(--store-primary), 0 0 35px var(--store-primary); }
}

.user-info {
    display: flex;
    gap: 25px;
    font-size: 1.1em;
    font-weight: 600;
}

.gold-display, .inventory-count {
    color: var(--store-secondary);
    text-shadow: 0 0 10px var(--store-secondary);
    padding: 8px 15px;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--store-secondary);
    border-radius: 8px;
    transition: var(--store-transition);
}

.gold-display:hover, .inventory-count:hover {
    box-shadow: var(--store-glow-purple);
    transform: translateY(-2px);
}

/* ===== STORE FILTERS ===== */
.store-filters {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
    justify-content: center;
    flex-wrap: wrap;
}

.filter-btn {
    background: rgba(0, 0, 0, 0.7);
    border: 2px solid var(--store-primary);
    color: var(--store-primary);
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    font-family: 'Rajdhani', sans-serif;
    font-weight: 600;
    font-size: 1em;
    transition: var(--store-transition);
    position: relative;
    overflow: hidden;
}

.filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 247, 255, 0.2), transparent);
    transition: var(--store-transition);
}

.filter-btn:hover::before {
    left: 100%;
}

.filter-btn:hover, .filter-btn.active {
    background: var(--store-primary);
    color: black;
    box-shadow: var(--store-glow-strong);
    transform: translateY(-3px);
}

/* ===== STORE CONTENT ===== */
.store-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
    margin-bottom: 30px;
}

/* ===== ITEMS GRID ===== */
.items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
}

.store-item {
    background: rgba(0, 0, 0, 0.8);
    border: 2px solid var(--store-primary);
    padding: 25px;
    border-radius: 15px;
    transition: var(--store-transition);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(5px);
}

.store-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--store-primary), var(--store-secondary));
    transition: var(--store-transition);
}

.store-item::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(0, 247, 255, 0.05) 50%, transparent 70%);
    opacity: 0;
    transition: var(--store-transition);
}

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

/* Rarity-based top borders */
.store-item.common::before { background: var(--rarity-common); }
.store-item.uncommon::before { background: var(--rarity-uncommon); }
.store-item.rare::before { background: var(--rarity-rare); }
.store-item.epic::before { background: var(--rarity-epic); }
.store-item.legendary::before { background: var(--rarity-legendary); }

.store-item:hover {
    box-shadow: var(--store-glow-strong);
    transform: translateY(-8px) scale(1.02);
    border-color: var(--store-secondary);
}

.item-icon {
    font-size: 3.5em;
    text-align: center;
    margin-bottom: 20px;
    filter: drop-shadow(0 0 10px rgba(0, 247, 255, 0.5));
    transition: var(--store-transition);
}

.store-item:hover .item-icon {
    transform: scale(1.1);
    filter: drop-shadow(0 0 15px rgba(0, 247, 255, 0.8));
}

.item-info {
    text-align: center;
}

.item-name {
    color: var(--store-primary);
    font-size: 1.4em;
    margin: 0 0 12px 0;
    font-weight: 700;
    text-shadow: 0 0 8px var(--store-primary);
}

.item-description {
    color: rgba(255, 255, 255, 0.9);
    margin: 0 0 15px 0;
    font-size: 0.95em;
    line-height: 1.5;
}

.item-effects {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    margin-bottom: 15px;
}

.effect-tag {
    background: rgba(0, 247, 255, 0.2);
    color: var(--store-primary);
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8em;
    font-weight: 500;
    border: 1px solid rgba(0, 247, 255, 0.3);
    transition: var(--store-transition-fast);
}

.effect-tag:hover {
    background: rgba(0, 247, 255, 0.3);
    transform: scale(1.05);
}

.item-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.item-price {
    color: #ffd700;
    font-weight: 700;
    font-size: 1.2em;
    text-shadow: 0 0 8px #ffd700;
}

.item-rarity {
    color: var(--store-secondary);
    font-size: 0.9em;
    font-weight: 600;
    text-shadow: 0 0 5px var(--store-secondary);
}

.add-to-cart-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--store-secondary), var(--store-primary));
    color: black;
    border: none;
    padding: 15px;
    border-radius: 10px;
    cursor: pointer;
    font-family: 'Rajdhani', sans-serif;
    font-weight: 700;
    font-size: 1.1em;
    transition: var(--store-transition);
    position: relative;
    overflow: hidden;
}

.add-to-cart-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--store-transition);
}

.add-to-cart-btn:hover::before {
    left: 100%;
}

.add-to-cart-btn:hover {
    box-shadow: var(--store-glow-strong);
    transform: translateY(-3px);
    background: linear-gradient(135deg, var(--store-primary), var(--store-secondary));
}

/* ===== CART SECTION ===== */
.cart-section {
    background: rgba(0, 0, 0, 0.7);
    border: 2px solid var(--store-secondary);
    border-radius: 15px;
    padding: 25px;
    height: fit-content;
    backdrop-filter: blur(10px);
    box-shadow: var(--store-glow-purple);
}

.cart-section h3 {
    color: var(--store-secondary);
    margin: 0 0 25px 0;
    text-align: center;
    font-size: 1.6em;
    font-weight: 700;
    text-shadow: 0 0 10px var(--store-secondary);
}

.cart-items {
    margin-bottom: 25px;
    max-height: 350px;
    overflow-y: auto;
    padding-right: 10px;
}

.cart-items::-webkit-scrollbar {
    width: 8px;
}

.cart-items::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 4px;
}

.cart-items::-webkit-scrollbar-thumb {
    background: var(--store-primary);
    border-radius: 4px;
}

.cart-items::-webkit-scrollbar-thumb:hover {
    background: var(--store-secondary);
}

.empty-cart {
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-style: italic;
    padding: 40px 20px;
    font-size: 1.1em;
}

.cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    margin-bottom: 12px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 10px;
    border: 1px solid rgba(0, 247, 255, 0.3);
    transition: var(--store-transition-fast);
}

.cart-item:hover {
    border-color: var(--store-primary);
    box-shadow: 0 0 10px rgba(0, 247, 255, 0.3);
}

.cart-item-info {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.cart-item-icon {
    font-size: 1.8em;
    filter: drop-shadow(0 0 5px rgba(0, 247, 255, 0.5));
}

.cart-item-name {
    font-weight: 600;
    color: var(--store-primary);
    font-size: 1em;
}

.cart-item-quantity {
    color: var(--store-secondary);
    font-weight: 700;
    background: rgba(139, 0, 255, 0.2);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.9em;
}

.cart-item-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.cart-item-price {
    color: #ffd700;
    font-weight: 700;
    font-size: 1.1em;
    text-shadow: 0 0 5px #ffd700;
}

.remove-btn {
    background: rgba(255, 0, 0, 0.3);
    border: 1px solid var(--store-error);
    color: var(--store-error);
    padding: 6px 10px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9em;
    transition: var(--store-transition-fast);
    font-weight: 600;
}

.remove-btn:hover {
    background: rgba(255, 0, 0, 0.5);
    box-shadow: 0 0 15px rgba(255, 0, 0, 0.5);
    transform: scale(1.1);
}

.cart-total {
    text-align: center;
    margin-bottom: 25px;
    font-size: 1.3em;
    font-weight: 700;
    color: var(--store-primary);
    text-shadow: 0 0 10px var(--store-primary);
    padding: 15px;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 10px;
    border: 1px solid var(--store-primary);
}

.buy-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--store-success), #00cc00);
    color: black;
    border: none;
    padding: 18px;
    border-radius: 10px;
    cursor: pointer;
    font-family: 'Rajdhani', sans-serif;
    font-weight: 700;
    font-size: 1.2em;
    transition: var(--store-transition);
    position: relative;
    overflow: hidden;
}

.buy-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: var(--store-transition);
}

.buy-btn:hover:not(:disabled)::before {
    left: 100%;
}

.buy-btn:hover:not(:disabled) {
    box-shadow: 0 0 25px var(--store-success);
    transform: translateY(-3px);
    background: linear-gradient(135deg, #00cc00, var(--store-success));
}

.buy-btn:disabled {
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.4);
    cursor: not-allowed;
    transform: none;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* ===== INVENTORY SECTION ===== */
.inventory-section {
    margin-top: 35px;
    padding: 25px;
    background: rgba(0, 0, 0, 0.6);
    border: 2px solid var(--store-primary);
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.inventory-section h3 {
    color: var(--store-primary);
    margin: 0 0 25px 0;
    font-size: 1.6em;
    text-align: center;
    font-weight: 700;
    text-shadow: 0 0 10px var(--store-primary);
}

.inventory-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
}

.inventory-item {
    background: rgba(0, 0, 0, 0.7);
    border: 2px solid var(--store-primary);
    padding: 20px;
    border-radius: 12px;
    text-align: center;
    transition: var(--store-transition);
    position: relative;
    overflow: hidden;
}

.inventory-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--store-primary), var(--store-secondary));
    transition: var(--store-transition);
}

.inventory-item.common::before { background: var(--rarity-common); }
.inventory-item.uncommon::before { background: var(--rarity-uncommon); }
.inventory-item.rare::before { background: var(--rarity-rare); }
.inventory-item.epic::before { background: var(--rarity-epic); }
.inventory-item.legendary::before { background: var(--rarity-legendary); }

.inventory-item:hover {
    box-shadow: var(--store-glow);
    transform: translateY(-5px);
    border-color: var(--store-secondary);
}

.inventory-item .item-icon {
    font-size: 2.5em;
    margin-bottom: 15px;
    filter: drop-shadow(0 0 8px rgba(0, 247, 255, 0.5));
}

.inventory-item .item-info h4 {
    color: var(--store-primary);
    margin: 0 0 8px 0;
    font-size: 1.2em;
    font-weight: 600;
    text-shadow: 0 0 5px var(--store-primary);
}

.inventory-item .item-info p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0 0 10px 0;
    font-size: 0.9em;
    line-height: 1.4;
}

.inventory-item .item-effects {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: center;
    margin-top: 10px;
}

.inventory-item .effect-tag {
    font-size: 0.75em;
    padding: 3px 6px;
}

.empty-inventory {
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-style: italic;
    grid-column: 1 / -1;
    padding: 60px 20px;
    font-size: 1.2em;
}

/* ===== NOTIFICATIONS ===== */
.store-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 25px;
    border-radius: 10px;
    color: white;
    font-weight: 600;
    z-index: 10000;
    animation: slideInRight 0.3s ease-out;
    backdrop-filter: blur(10px);
    border: 2px solid;
    max-width: 400px;
}

.store-notification.success {
    background: rgba(0, 255, 0, 0.2);
    border-color: var(--store-success);
    box-shadow: 0 0 20px rgba(0, 255, 0, 0.3);
}

.store-notification.error {
    background: rgba(255, 0, 0, 0.2);
    border-color: var(--store-error);
    box-shadow: 0 0 20px rgba(255, 0, 0, 0.3);
}

.store-notification.info {
    background: rgba(0, 247, 255, 0.2);
    border-color: var(--store-primary);
    box-shadow: 0 0 20px rgba(0, 247, 255, 0.3);
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
    .store-content {
        grid-template-columns: 1.5fr 1fr;
        gap: 20px;
    }
    
    .items-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .store-container {
        padding: 15px;
    }
    
    .store-content {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .store-header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
        padding: 15px;
    }
    
    .store-header h2 {
        font-size: 1.8em;
    }
    
    .user-info {
        flex-direction: column;
        gap: 10px;
    }
    
    .store-filters {
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }
    
    .filter-btn {
        padding: 10px 18px;
        font-size: 0.9em;
    }
    
    .items-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 20px;
    }
    
    .store-item {
        padding: 20px;
    }
    
    .item-icon {
        font-size: 3em;
    }
    
    .inventory-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
    
    .cart-section {
        padding: 20px;
    }
    
    .cart-item {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .cart-item-info {
        flex-direction: column;
        gap: 8px;
    }
    
    .cart-item-actions {
        width: 100%;
        justify-content: space-between;
    }
}

@media (max-width: 480px) {
    .store-container {
        padding: 10px;
    }
    
    .store-header h2 {
        font-size: 1.5em;
    }
    
    .items-grid {
        grid-template-columns: 1fr;
    }
    
    .inventory-grid {
        grid-template-columns: 1fr;
    }
    
    .store-notification {
        right: 10px;
        left: 10px;
        max-width: none;
    }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    .store-container *,
    .store-item,
    .filter-btn,
    .add-to-cart-btn,
    .buy-btn,
    .cart-item,
    .inventory-item {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
.filter-btn:focus,
.add-to-cart-btn:focus,
.buy-btn:focus,
.remove-btn:focus {
    outline: 2px solid var(--store-primary);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .store-item {
        border-width: 3px;
    }
    
    .cart-item {
        border-width: 2px;
    }
    
    .item-name,
    .cart-item-name {
        font-weight: 900;
    }
}