/* Kloopik Design System - Combined Styles */

:root {
    /* Kloopik Color Palette */
    --brand-100: #6842FF;
    --brand-200: #5935D6;
    --brand-300: #4A2DB3;
    
    --black-100: #0C0D14;
    --black-200: #13141E;
    --black-300: #1A1B28;
    --black-400: #212233;
    --black-500: #2A2C41;
    
    --white-100: #F9FAFF;
    --white-200: #EFF0F7;
    --white-300: #E5E7F0;
    --white-400: #AAADBE;
    
    --success-100: #4AF0A7;
    --warning-100: #FFAC4A;
    --error-100: #E70D5C;
    
    /* Typography System */
    --font-family: 'Nunito', 'Nunito Fallback', Arial, 'Helvetica Neue', Helvetica, sans-serif;
    --font-size-base: 1rem;
    --font-size-small: 0.875rem;
    --font-size-large: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-xxl: 1.5rem;
    
    --font-weight-regular: 400;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    --font-weight-black: 900;
    
    /* 8px Base Unit System */
    --base-unit: 8px;
    --spacing-1: calc(var(--base-unit) * 0.5);
    --spacing-2: var(--base-unit);
    --spacing-3: calc(var(--base-unit) * 1.5);
    --spacing-4: calc(var(--base-unit) * 2);
    --spacing-5: calc(var(--base-unit) * 2.5);
    --spacing-6: calc(var(--base-unit) * 3);
    --spacing-8: calc(var(--base-unit) * 4);
    --spacing-10: calc(var(--base-unit) * 5);
    --spacing-12: calc(var(--base-unit) * 6);
    --spacing-16: calc(var(--base-unit) * 8);
    --spacing-20: calc(var(--base-unit) * 10);
    
    /* Layout Dimensions */
    --header-height: 60px;
    --sidebar-width: 200px;
    --sidebar-collapsed-width: 60px;
    
    /* Border Radius */
    --border-radius-sm: 4px;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    --border-radius-pill: 30px;
    --border-radius-round: 50%;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.5s ease;
    
    /* Effects */
    --backdrop-blur: blur(8px);
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
    --shadow-primary: 0 10px 30px rgba(104, 66, 255, 0.3);
    --shadow-hover: 0 0 7px 1px rgba(0, 0, 0, 0.569);
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--white-100);
    background-color: var(--black-100);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-4);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--spacing-4);
}

a {
    color: var(--brand-100);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--brand-200);
}

/* Loading spinner */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 200px;
    font-size: var(--font-size-large);
    color: var(--white-400);
    flex-direction: column;
    gap: var(--spacing-4);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--black-400);
    border-top: 4px solid var(--brand-100);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Skeleton loading states */
.skeleton-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-1);
}

.skeleton-card {
    background: var(--black-300);
    border-radius: var(--border-radius-lg);
    aspect-ratio: 16/9;
    position: relative;
    overflow: hidden;
}

.skeleton-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.1),
        transparent
    );
    animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
    0% { left: -100%; }
    100% { left: 100%; }
}

.skeleton-title {
    position: absolute;
    bottom: var(--spacing-2);
    left: var(--spacing-2);
    right: var(--spacing-2);
    height: 16px;
    background: var(--black-400);
    border-radius: var(--border-radius-sm);
}

@media (min-width: 700px) {
    .skeleton-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-2);
    }
}

@media (min-width: 1082px) {
    .skeleton-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (min-width: 1400px) {
    .skeleton-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

@media (min-width: 1700px) {
    .skeleton-grid {
        grid-template-columns: repeat(6, 1fr);
    }
}

/* Loading indicator for infinite scroll */
.loading-indicator {
    grid-column: 1 / -1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    color: var(--white-400);
    gap: 1rem;
}

.loading-indicator .spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--black-400);
    border-top: 3px solid var(--brand-100);
    margin-right: 0;
}

/* Error states */
.error-message {
    color: var(--error-100);
    text-align: center;
    padding: var(--spacing-6);
    font-size: var(--font-size-large);
}

.error-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--spacing-12) var(--spacing-6);
    background: var(--black-300);
    border-radius: var(--border-radius-lg);
    margin: var(--spacing-6);
    border: 2px solid var(--error-100);
}

.error-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-4);
}

.error-state h3 {
    color: var(--error-100);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-3);
}

.error-state p {
    color: var(--white-400);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-6);
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.error-actions {
    display: flex;
    gap: var(--spacing-3);
    justify-content: center;
    flex-wrap: wrap;
}

.retry-btn,
.demo-btn {
    padding: var(--spacing-3) var(--spacing-6);
    border-radius: var(--border-radius-pill);
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: all var(--transition-normal);
    font-size: var(--font-size-base);
    min-height: 44px;
    min-width: 120px;
}

.retry-btn {
    background: var(--brand-100);
    color: var(--white-100);
    border: none;
}

.retry-btn:hover {
    background: var(--brand-200);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(104, 66, 255, 0.3);
}

.demo-btn {
    background: transparent;
    color: var(--white-400);
    border: 2px solid var(--black-400);
}

.demo-btn:hover {
    background: var(--black-400);
    color: var(--white-100);
    border-color: var(--white-400);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(33, 34, 51, 0.9);
    backdrop-filter: var(--backdrop-blur);
    z-index: 1000;
    border-bottom: 1px solid var(--black-400);
    height: var(--header-height);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-6);
    max-width: none;
    margin: 0 auto;
    height: 100%;
    position: relative;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
}

.nav-logo {
    display: flex;
    align-items: center;
    height: 35px;
}

.nav-logo h1 {
    color: var(--brand-100);
    font-weight: var(--font-weight-black);
    font-size: var(--font-size-xxl);
    margin-bottom: 0;
    line-height: 1;
}

.nav-logo a {
    color: inherit;
    text-decoration: none;
    display: flex;
    align-items: center;
}

.search-toggle {
    background: none;
    border: none;
    color: var(--white-100);
    cursor: pointer;
    padding: var(--spacing-2);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    width: 40px;
    height: 40px;
}

.search-toggle:hover {
    background: var(--black-400);
    color: var(--brand-100);
}

.search-toggle:focus {
    outline: 2px solid var(--brand-100);
    outline-offset: 2px;
}

.nav-search {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 0;
    overflow: visible;
    background: var(--black-400);
    border-radius: var(--border-radius-pill);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 40px;
    opacity: 0;
    visibility: hidden;
    z-index: 10;
}

.nav-search.active {
    width: 400px;
    opacity: 1;
    visibility: visible;
}

.search-input-container {
    display: flex;
    align-items: center;
    width: 100%;
    height: 40px;
    background: var(--black-400);
    border-radius: var(--border-radius-pill);
}

.nav-search input {
    flex: 1;
    background: transparent;
    border: none;
    padding: var(--spacing-3) var(--spacing-4);
    color: var(--white-100);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    height: 100%;
    border-radius: var(--border-radius-pill);
}

.nav-search input:focus {
    outline: none;
}

.nav-search input::placeholder {
    color: var(--white-400);
    font-weight: var(--font-weight-bold);
}

.search-close {
    background: none;
    border: none;
    color: var(--white-400);
    cursor: pointer;
    padding: var(--spacing-2);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    width: 36px;
    height: 36px;
    margin-right: var(--spacing-1);
}

.search-close:hover {
    color: var(--white-100);
    background: var(--black-500);
}

.search-close:focus {
    outline: 2px solid var(--brand-100);
    outline-offset: 2px;
}

.search-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--black-300);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--black-400);
    max-height: 300px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
    margin-top: var(--spacing-2);
}

.search-dropdown.active {
    display: block;
}

.search-results {
    padding: var(--spacing-2);
}

.search-result-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-2) var(--spacing-3);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-normal);
    gap: var(--spacing-3);
}

.search-result-item:hover {
    background: var(--black-400);
}

.search-result-item:active {
    background: var(--brand-100);
}

.search-result-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    flex-shrink: 0;
}

.search-result-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.search-result-info {
    flex: 1;
    min-width: 0;
}

.search-result-title {
    font-size: var(--font-size-small);
    font-weight: var(--font-weight-semibold);
    color: var(--white-100);
    margin: 0;
    line-height: 1.2;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.search-result-category {
    font-size: 12px;
    color: var(--white-400);
    margin-top: 2px;
}

.search-no-results {
    padding: var(--spacing-4);
    text-align: center;
    color: var(--white-400);
    font-size: var(--font-size-small);
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--black-200);
    border-right: 1px solid var(--black-400);
    padding: var(--spacing-6) 0;
    transition: width var(--transition-fast) ease-in-out;
    overflow: hidden;
    position: relative;
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

.sidebar.collapsed .category-item span {
    opacity: 0;
    pointer-events: none;
}

.sidebar.collapsed .categories {
    padding: 0 var(--spacing-2);
}

.categories {
    padding: 0 var(--spacing-4);
    transition: padding var(--transition-fast);
}

.category-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-3) var(--spacing-4);
    margin-bottom: var(--spacing-1);
    cursor: pointer;
    border-radius: var(--border-radius);
    transition: all var(--transition-normal);
    font-weight: var(--font-weight-semibold);
    color: var(--white-200);
    text-decoration: none;
    border: 2px solid transparent;
    position: relative;
    white-space: nowrap;
}

.category-item span {
    transition: opacity var(--transition-fast);
    margin-left: var(--spacing-3);
}

.category-item:hover {
    background: var(--black-400);
    border-color: var(--brand-100);
    color: var(--white-100);
}

.category-item.active {
    background: var(--brand-100);
    color: var(--white-100);
    border-color: var(--brand-100);
}

.category-item:focus {
    outline: 2px solid var(--brand-100);
    outline-offset: 2px;
}

.category-item::before {
    content: '';
    width: 16px;
    height: 16px;
    background: currentColor;
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M8 0L16 8L8 16L0 8z'/%3E%3C/svg%3E") no-repeat center;
    mask-size: contain;
    flex-shrink: 0;
}

.category-item[data-category="all"]::before {
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M2 2h4v4H2zM10 2h4v4h-4zM2 10h4v4H2zM10 10h4v4h-4z'/%3E%3C/svg%3E") no-repeat center;
}

.sidebar-toggle {
    position: absolute;
    top: var(--spacing-4);
    right: var(--spacing-2);
    background: none;
    border: none;
    color: var(--white-400);
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius);
    transition: all var(--transition-normal);
}

.sidebar-toggle:hover {
    background: var(--black-400);
    color: var(--white-100);
}

/* Main layout structure */
.main-container {
    display: flex;
    min-height: calc(100vh - var(--header-height));
    margin-top: var(--header-height);
    padding-left: 0;
    transition: padding-left var(--transition-fast) ease-in-out;
}

.main-container.sidebar-expanded {
    padding-left: 0;
}

.content {
    flex: 1;
    padding: var(--spacing-6);
    background: var(--black-100);
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-1);
}

.no-games {
    text-align: center;
    color: var(--white-400);
    font-size: var(--font-size-large);
    padding: var(--spacing-12);
    grid-column: 1 / -1;
}

/* Game cards */
.game-card {
    background: var(--black-300);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: transform var(--transition-normal), border-color var(--transition-normal);
    cursor: pointer;
    border: 2px solid transparent;
    position: relative;
    aspect-ratio: 16/9;
}

.game-card:hover {
    border-color: var(--brand-100);
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}

.game-card:focus {
    outline: 2px solid var(--brand-100);
    outline-offset: 2px;
}

.game-thumb {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-normal);
    background: var(--black-400);
    /* Improve image loading performance */
    image-rendering: optimizeQuality;
}

.game-thumb[loading="lazy"] {
    /* Placeholder while loading */
    background: linear-gradient(
        45deg,
        var(--black-400),
        var(--black-300)
    );
}

.game-card:hover .game-thumb {
    transform: scale(1.02);
}

.game-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
    padding: var(--spacing-4) var(--spacing-4) var(--spacing-3);
    color: var(--white-100);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.game-card:hover .game-info {
    opacity: 1;
}

.game-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-1);
    color: var(--white-100);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.game-category {
    display: none;
}


/* Mobile responsive design */
@media (min-width: 700px) {
    .games-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-2);
    }
}

@media (min-width: 1082px) {
    .games-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--spacing-2);
    }
}

@media (min-width: 1400px) {
    .games-grid {
        grid-template-columns: repeat(5, 1fr);
        gap: var(--spacing-2);
    }
}

@media (min-width: 1700px) {
    .games-grid {
        grid-template-columns: repeat(6, 1fr);
        gap: var(--spacing-2);
    }
}

/* Mobile styles */
@media (max-width: 789.95px) {
    .main-container {
        padding-left: 0;
        flex-direction: column;
        margin-top: var(--header-height);
    }
    
    .navbar {
        height: var(--header-height);
        backdrop-filter: blur(8px);
        -webkit-backdrop-filter: blur(8px);
    }
    
    .nav-container {
        padding: 0 var(--spacing-4);
        justify-content: flex-start;
    }
    
    .nav-left {
        gap: var(--spacing-3);
    }
    
    .nav-logo h1 {
        font-size: 1.25rem;
    }
    
    .search-toggle {
        width: 36px;
        height: 36px;
        -webkit-tap-highlight-color: transparent;
    }
    
    .nav-search.active {
        width: calc(100vw - 32px);
        max-width: 320px;
        left: 50%;
        transform: translateX(-50%);
        top: 10px;
    }

    .search-dropdown {
        max-height: 250px;
    }

    .search-result-item {
        padding: var(--spacing-3) var(--spacing-3);
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
    }

    .search-result-icon {
        width: 28px;
        height: 28px;
    }

    .search-result-title {
        font-size: var(--font-size-small);
    }
    
    .sidebar {
        display: none;
    }
    
    .content {
        order: 1;
        padding: var(--spacing-2);
        /* Improve scrolling performance */
        -webkit-overflow-scrolling: touch;
        overscroll-behavior-y: contain;
    }
    
    .games-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2px;
        /* Improve scroll performance */
        will-change: transform;
    }
    
    .game-card {
        /* Better touch interactions */
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
        /* Improve rendering performance */
        transform: translateZ(0);
    }
    
    .game-card:active {
        transform: translateZ(0) scale(0.98);
        transition: transform 0.1s ease;
    }
    
    .game-info {
        position: static !important;
        background: transparent !important;
        padding: 4px 0 0 0 !important;
        opacity: 1 !important;
    }
    
    .game-category {
        display: none !important;
    }
    
    .modal-content {
        width: 95%;
        height: 90vh;
        max-height: calc(100vh - var(--spacing-8));
    }
    
    .modal-header {
        padding: var(--spacing-3) var(--spacing-4);
    }
    
    /* Skeleton grid responsive adjustments */
    .skeleton-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2px;
    }
    
    /* Error state mobile improvements */
    .error-state {
        margin: var(--spacing-4) var(--spacing-2);
        padding: var(--spacing-8) var(--spacing-4);
    }
    
    .error-state h3 {
        font-size: var(--font-size-large);
    }
    
    .retry-btn {
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
        min-height: 44px; /* Better touch target */
        min-width: 120px;
    }
    
    .mobile-category-sections {
        display: block !important;
    }
    
    .mobile-category-section {
        margin-bottom: var(--spacing-2);
    }
    
    .mobile-category-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 4px;
        padding: 0 var(--spacing-2);
    }
    
    .mobile-category-title {
        font-size: var(--font-size-large);
        font-weight: var(--font-weight-semibold);
        color: var(--white-100);
        margin: 0;
    }
    
    .mobile-games-count {
        font-size: var(--font-size-small);
        color: var(--white-400);
        font-weight: var(--font-weight-semibold);
        background: var(--black-400);
        padding: var(--spacing-1) var(--spacing-3);
        border-radius: var(--border-radius-pill);
        white-space: nowrap;
    }
    
    .mobile-games-row {
        display: flex;
        overflow-x: auto;
        gap: 4px;
        padding: 0 var(--spacing-2);
        scrollbar-width: none;
        -ms-overflow-style: none;
        -webkit-overflow-scrolling: touch;
        scroll-behavior: smooth;
        overscroll-behavior-x: contain;
    }
    
    .mobile-games-row::-webkit-scrollbar {
        display: none;
    }
    
    .mobile-games-row .game-card {
        flex-shrink: 0;
        width: 140px;
        height: auto;
        margin-right: 0;
    }
    
    .mobile-games-row .game-card .game-thumb {
        height: 80px;
    }
    
    .mobile-featured-game {
        aspect-ratio: 16/9;
        margin-bottom: var(--spacing-2);
        border-radius: var(--border-radius-lg);
        overflow: hidden;
        position: relative;
    }
    
    .mobile-featured-game .game-thumb {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    
    .mobile-featured-game .game-info {
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
        padding: var(--spacing-4);
    }
    
    .mobile-featured-game .game-title {
        font-size: var(--font-size-large);
        font-weight: var(--font-weight-bold);
        color: var(--white-100);
        margin-bottom: var(--spacing-1);
    }
    
    .mobile-featured-game .game-category {
        display: none;
    }
}

@media (max-width: 600px) {
    .games-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2px;
    }
    
    .content {
        padding: var(--spacing-1);
    }
    
    .nav-container {
        padding: var(--spacing-2) var(--spacing-3);
    }
    
    .mobile-games-row .game-card {
        width: 120px;
    }
    
    .mobile-games-row .game-card .game-thumb {
        height: 68px;
    }
    
    .mobile-games-row {
        gap: 2px !important;
    }
    
    .mobile-category-title {
        font-size: var(--font-size-base);
    }
    
    .mobile-category-header {
        margin-bottom: 2px !important;
    }
    
    .mobile-category-section {
        margin-bottom: var(--spacing-2) !important;
    }
    
    .game-title {
        font-size: var(--font-size-small);
        line-height: 1.2;
    }
    
    .game-info {
        padding: 2px 0 0 0 !important;
    }
    
    /* Skeleton grid for small screens */
    .skeleton-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2px;
    }
    
    /* Mobile Load More Section */
    .mobile-load-more-section {
        text-align: center;
        padding: var(--spacing-6) var(--spacing-2);
    }
    
    .mobile-load-more-container {
        background: var(--black-300);
        border-radius: var(--border-radius-lg);
        padding: var(--spacing-6);
        border: 2px solid var(--black-400);
    }
    
    .mobile-load-more-container p {
        color: var(--white-200);
        margin-bottom: var(--spacing-4);
        font-size: var(--font-size-large);
    }
    
    .mobile-load-more-btn {
        background: var(--brand-100);
        color: var(--white-100);
        border: none;
        padding: var(--spacing-4) var(--spacing-8);
        border-radius: var(--border-radius-pill);
        font-size: var(--font-size-base);
        font-weight: var(--font-weight-bold);
        cursor: pointer;
        transition: all var(--transition-normal);
        box-shadow: 0 4px 12px rgba(104, 66, 255, 0.3);
        width: 100%;
        max-width: 250px;
        min-height: 44px;
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
    }
    
    .mobile-load-more-btn:active {
        transform: scale(0.98);
        background: var(--brand-200);
    }
    
    .mobile-load-more-btn:disabled {
        opacity: 0.6;
        cursor: not-allowed;
        transform: none;
    }
    
    /* Improve viewport stability */
    html {
        -webkit-text-size-adjust: 100%;
        -webkit-tap-highlight-color: transparent;
    }
    
    body {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        text-rendering: optimizeSpeed;
    }
}

/* PWA Install Prompt Styles */
.pwa-install-prompt,
.sw-update-prompt {
    position: fixed;
    bottom: var(--spacing-4);
    left: var(--spacing-4);
    right: var(--spacing-4);
    background: var(--black-300);
    border: 2px solid var(--brand-100);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-6);
    z-index: 10000;
    box-shadow: var(--shadow-xl);
    backdrop-filter: blur(20px);
    animation: slideUp 0.3s ease-out;
    max-width: 400px;
    margin: 0 auto;
}

@keyframes slideUp {
    from {
        transform: translateY(100px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.install-prompt-content,
.update-prompt-content {
    text-align: center;
}

.install-prompt-icon,
.update-prompt-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-3);
}

.pwa-install-prompt h3,
.sw-update-prompt h3 {
    color: var(--brand-100);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-2);
}

.pwa-install-prompt p,
.sw-update-prompt p {
    color: var(--white-300);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-6);
}

.install-prompt-buttons,
.update-prompt-buttons {
    display: flex;
    gap: var(--spacing-3);
    justify-content: center;
}

.btn-install,
.btn-update {
    background: var(--brand-100);
    color: var(--white-100);
    border: none;
    padding: var(--spacing-3) var(--spacing-6);
    border-radius: var(--border-radius-pill);
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: all var(--transition-normal);
    font-size: var(--font-size-base);
    min-height: 44px;
    min-width: 100px;
}

.btn-install:hover,
.btn-update:hover {
    background: var(--brand-200);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(104, 66, 255, 0.4);
}

.btn-dismiss {
    background: transparent;
    color: var(--white-400);
    border: 2px solid var(--black-400);
    padding: var(--spacing-3) var(--spacing-6);
    border-radius: var(--border-radius-pill);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-normal);
    font-size: var(--font-size-base);
    min-height: 44px;
    min-width: 100px;
}

.btn-dismiss:hover {
    background: var(--black-400);
    color: var(--white-100);
    border-color: var(--white-400);
}

.fade-out {
    animation: fadeOut 0.3s ease-out forwards;
}

@keyframes fadeOut {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(20px);
    }
}

/* Network Status Bar */
.network-status {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    padding: var(--spacing-2);
    text-align: center;
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-small);
    z-index: 9999;
    animation: slideDown 0.3s ease-out;
}

.network-status-success {
    background: var(--success-100);
    color: var(--black-100);
}

.network-status-warning {
    background: var(--warning-100);
    color: var(--black-100);
}

.network-status-info {
    background: var(--brand-100);
    color: var(--white-100);
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@media (max-width: 789.95px) {
    .pwa-install-prompt,
    .sw-update-prompt {
        bottom: var(--spacing-3);
        left: var(--spacing-3);
        right: var(--spacing-3);
        padding: var(--spacing-4);
    }
    
    .install-prompt-buttons,
    .update-prompt-buttons {
        flex-direction: column;
    }
    
    .btn-install,
    .btn-update,
    .btn-dismiss {
        width: 100%;
    }
}

/* Hide mobile sections on desktop */
@media (min-width: 790px) {
    .mobile-category-sections {
        display: none;
    }
}

/* Footer Styles */
.footer {
    background: var(--black-200);
    border-top: 1px solid var(--black-400);
    margin-top: var(--spacing-12);
    padding: var(--spacing-12) 0 var(--spacing-6);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-8);
}

.footer-section h3 {
    color: var(--brand-100);
    font-weight: var(--font-weight-black);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-4);
}

.footer-section h4 {
    color: var(--white-100);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-3);
}

.footer-section p {
    color: var(--white-400);
    line-height: 1.6;
    margin-bottom: 0;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.footer-links a {
    color: var(--white-300);
    text-decoration: none;
    transition: color var(--transition-fast);
    cursor: pointer;
}

.footer-links a:hover {
    color: var(--brand-100);
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-6) var(--spacing-6) 0;
    margin-top: var(--spacing-8);
    border-top: 1px solid var(--black-400);
    text-align: center;
}

.footer-bottom p {
    color: var(--white-400);
    font-size: var(--font-size-small);
    margin: 0;
}

/* Footer responsive design */
@media (max-width: 789.95px) {
    .footer {
        margin-top: var(--spacing-8);
        padding: var(--spacing-8) 0 var(--spacing-4);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-6);
        padding: 0 var(--spacing-4);
        text-align: center;
    }
    
    .footer-section h3 {
        font-size: var(--font-size-large);
    }
    
    .footer-links {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-3) var(--spacing-4);
    }
    
    .footer-bottom {
        padding: var(--spacing-4) var(--spacing-4) 0;
        margin-top: var(--spacing-6);
    }
}

/* Game Page Styles */
.game-page {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    min-height: 100vh;
    background: var(--black-100);
    padding-top: var(--header-height);
    z-index: 2000;
    overflow-y: auto;
}

.game-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-6);
}

.game-header {
    text-align: center;
    margin-top: var(--spacing-8);
}

.game-page-title {
    font-size: 3rem;
    font-weight: var(--font-weight-black);
    color: var(--brand-100);
    margin-bottom: var(--spacing-4);
    background: linear-gradient(45deg, var(--brand-100), var(--brand-200));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.game-meta {
    display: flex;
    justify-content: center;
    gap: var(--spacing-6);
    margin-bottom: var(--spacing-6);
}

.game-category {
    background: var(--brand-100);
    color: var(--white-100);
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--border-radius-pill);
    font-weight: var(--font-weight-bold);
}

.game-description {
    font-size: var(--font-size-large);
    color: var(--white-200);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.game-frame-container {
    position: relative;
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    background: var(--black-300);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.game-frame {
    width: 100%;
    height: 600px;
    border: none;
    display: block;
}

.game-controls {
    display: flex;
    justify-content: center;
    gap: var(--spacing-4);
    margin-top: var(--spacing-4);
    margin-bottom: var(--spacing-2);
}

.btn-back {
    background: var(--black-400);
    color: var(--white-100);
    padding: var(--spacing-3) var(--spacing-6);
    border: 2px solid var(--black-400);
    border-radius: var(--border-radius-pill);
    font-weight: var(--font-weight-bold);
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-back:hover {
    background: var(--brand-100);
    border-color: var(--brand-100);
    color: var(--white-100);
}

.fullscreen-btn {
    background: var(--brand-100);
    color: var(--white-100);
    border: none;
    padding: var(--spacing-3) var(--spacing-6);
    border-radius: var(--border-radius-pill);
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.fullscreen-btn:hover {
    background: var(--brand-200);
    transform: translateY(-2px);
}

@media (max-width: 768px) {
    .game-container {
        padding: var(--spacing-4);
    }
    
    .game-page-title {
        font-size: 2rem;
    }
    
    .game-meta {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-3);
    }
    
    .game-frame {
        height: 400px;
    }
    
    .game-controls {
        flex-direction: column;
        align-items: center;
    }
}