margin: calc(var(--mobile-spacing) * 1.5) 0;
    }
}

/* Landscape mobile optimization */
@media (orientation: landscape) and (max-width: 768px) and (max-height: 500px) {
    .header {
        padding: var(--mobile-spacing) 0;
    }
    
    .minnka-brand {
        font-size: calc(1.4rem * var(--mobile-font-scale));
    }
    
    .app-title-section h1 {
        font-size: calc(1.2rem * var(--mobile-font-scale));
    }
    
    .stats {
        grid-template-columns: repeat(5, 1fr) !important;
        margin: var(--mobile-spacing) 0;
    }
    
    .stat-card {
        min-height: 60px;
        padding: calc(var(--mobile-spacing) * 0.75);
    }
    
    .games-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    body {
        -webkit-font-smoothing: subpixel-antialiased;
    }
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Dark mode support (auto) */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: rgba(255, 255, 255, 0.03);
        --bg-secondary: rgba(255, 255, 255, 0.06);
        --bg-tertiary: rgba(255, 255, 255, 0.09);
    }
}

/* Enhanced touch targets for mobile */
@media (max-width: 768px) {
    .platform-btn,
    .action-btn,
    .control-btn,
    .btn,
    input,
    select,
    .link-btn {
        min-height: 44px !important;
        touch-action: manipulation;
        -webkit-tap-highlight-color: rgba(102, 126, 234, 0.2);
    }
    
    /* Improve form controls */
    input,
    select {
        font-size: calc(0.9rem * var(--mobile-font-scale));
        padding: 0.75rem;
        border-radius: calc(var(--mobile-border-radius) * 0.75);
        border: 1px solid var(--border-secondary);
        background: var(--bg-tertiary);
        color: var(--text-primary);
    }
    
    /* Modal improvements for mobile */
    .modal {
        padding: var(--mobile-spacing);
    }
    
    .modal-content {
        border-radius: var(--mobile-border-radius);
        padding: calc(var(--mobile-spacing) * 1.5);
        max-width: 90vw;
        max-height: 90vh;
        overflow-y: auto;
    }
}

/* Floating action button */
.floating-add-btn {
    position: fixed;
    bottom: calc(var(--mobile-spacing) * 1.5);
    right: calc(var(--mobile-spacing) * 1.5);
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--retro-blue);
    border: none;
    color: white;
    font-size: 1.5rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    z-index: 1000;
}

.floating-add-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

/* Performance optimizations */
.game-card,
.stat-card,
.platform-btn {
    will-change: transform;
    backface-visibility: hidden;
    transform: translateZ(0);
}

/* Loading states */
.games-grid.loading {
    opacity: 0.6;
    pointer-events: none;
}

.games-grid.loading::after {
    content: '🎮 Loading games...';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: calc(1.2rem * var(--mobile-font-scale));
    color: var(--text-secondary);
    font-weight: 600;
}

/* Enhanced Animation System */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 0 0 10px rgba(102, 126, 234, 0.3);
    }
    50% {
        box-shadow: 0 0 20px rgba(102, 126, 234, 0.6);
    }
}

.game-card {
    animation: fadeInUp 0.3s ease forwards;
}

.game-card.owned {
    border-left: 4px solid var(--retro-green);
}

.game-card.wanted {
    border-left: 4px solid var(--retro-orange);
}

.game-card.high-priority {
    animation: pulseGlow 2s infinite;
}

/* Star Rating System */
.want-level {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0.75rem 0;
}

.star {
    color: #ffd700;
    font-size: calc(1.2rem * var(--mobile-font-scale));
    margin: 0 1px;
}

.star.empty {
    color: rgba(255, 255, 255, 0.2);
}

/* Search and Filter Enhancements */
.search-input {
    width: 100%;
    padding: 0.75rem;
    font-size: calc(0.9rem * var(--mobile-font-scale));
    border: 1px solid var(--border-secondary);
    border-radius: calc(var(--mobile-border-radius) * 0.75);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-family: var(--font-family-primary);
    margin-bottom: var(--mobile-spacing);
}

.search-input::placeholder {
    color: var(--text-tertiary);
}

.search-input:focus {
    outline: none;
    border-color: var(--retro-blue);
    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.2);
}

.filter-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--mobile-gap);
}

.filter-group {
    display: flex;
    flex-direction: column;
}

.filter-group label {
    font-size: calc(0.8rem * var(--mobile-font-scale));
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 0.25rem;
}

/* Enhanced Select Styling */
select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
}

/* No Games State */
.no-games {
    text-align: center;
    padding: calc(var(--mobile-spacing) * 3) var(--mobile-spacing);
    color: var(--text-secondary);
}

.no-games i {
    font-size: calc(4rem * var(--mobile-font-scale));
    display: block;
    margin-bottom: var(--mobile-spacing);
    opacity: 0.5;
}

.no-games h3 {
    font-size: calc(1.5rem * var(--mobile-font-scale));
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.no-games p {
    font-size: calc(0.9rem * var(--mobile-font-scale));
    max-width: 400px;
    margin: 0 auto;
}

/* Spreadsheet View Enhancements */
.spreadsheet-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-secondary);
    border-radius: var(--mobile-border-radius);
    overflow: hidden;
    font-size: calc(0.85rem * var(--mobile-font-scale));
}

.spreadsheet-table th {
    background: var(--bg-tertiary);
    padding: var(--mobile-spacing);
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-primary);
}

.spreadsheet-table td {
    padding: calc(var(--mobile-spacing) * 0.75) var(--mobile-spacing);
    border-bottom: 1px solid var(--border-primary);
    color: var(--text-secondary);
}

.spreadsheet-table tr:hover {
    background: var(--bg-tertiary);
}

.spreadsheet-table tr.owned {
    background: rgba(40, 167, 69, 0.1);
}

/* Status Badges */
.status-badge {
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    font-size: calc(0.7rem * var(--mobile-font-scale));
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-owned {
    background: var(--retro-green);
    color: white;
}

.status-wanted {
    background: var(--retro-orange);
    color: white;
}

.status-available {
    background: var(--bg-tertiary);
    color: var(--text-tertiary);
    border: 1px solid var(--border-secondary);
}

.platform-badge {
    padding: 0.2rem 0.5rem;
    border-radius: 8px;
    font-size: calc(0.7rem * var(--mobile-font-scale));
    font-weight: 600;
    text-transform: uppercase;
}

/* Mini Buttons for Spreadsheet */
.mini-btn {
    padding: 0.25rem 0.5rem;
    font-size: calc(0.7rem * var(--mobile-font-scale));
    border: 1px solid var(--border-secondary);
    border-radius: 4px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    cursor: pointer;
    margin: 0 0.25rem 0.25rem 0;
    font-weight: 500;
}

.mini-btn:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.mini-owned {
    background: var(--retro-green);
    border-color: var(--retro-green);
    color: white;
}

.mini-remove {
    background: var(--retro-red);
    border-color: var(--retro-red);
    color: white;
}

.mini-edit {
    background: var(--retro-blue);
    border-color: var(--retro-blue);
    color: white;
}

/* Enhanced Modal System */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal.show {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--mobile-border-radius);
    padding: calc(var(--mobile-spacing) * 2);
    width: 90vw;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9) translateY(20px);
    transition: transform 0.3s ease;
}

.modal.show .modal-content {
    transform: scale(1) translateY(0);
}

.modal h2 {
    font-size: calc(1.5rem * var(--mobile-font-scale));
    margin-bottom: calc(var(--mobile-spacing) * 1.5);
    color: var(--text-primary);
    font-weight: 600;
}

.form-group {
    margin-bottom: var(--mobile-spacing);
}

.form-group label {
    display: block;
    font-size: calc(0.9rem * var(--mobile-font-scale));
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    font-size: calc(0.9rem * var(--mobile-font-scale));
    border: 1px solid var(--border-secondary);
    border-radius: calc(var(--mobile-border-radius) * 0.75);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-family: var(--font-family-primary);
}

.modal-actions {
    display: flex;
    gap: var(--mobile-gap);
    margin-top: calc(var(--mobile-spacing) * 1.5);
    flex-wrap: wrap;
}

.btn {
    flex: 1;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: calc(var(--mobile-border-radius) * 0.75);
    font-size: calc(0.9rem * var(--mobile-font-scale));
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-primary {
    background: var(--retro-blue);
    color: white;
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-secondary);
}

.btn-danger {
    background: var(--retro-red);
    color: white;
}

.btn:hover {
    transform: translateY(-1px);
    opacity: 0.9;
}

/* Notification System */
.notification {
    position: fixed;
    top: var(--mobile-spacing);
    right: var(--mobile-spacing);
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--mobile-border-radius);
    padding: var(--mobile-spacing);
    color: var(--text-primary);
    font-size: calc(0.9rem * var(--mobile-font-scale));
    z-index: 3000;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    max-width: 300px;
    backdrop-filter: blur(10px);
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    border-left: 4px solid var(--retro-green);
}

.notification.error {
    border-left: 4px solid var(--retro-red);
}

.notification.info {
    border-left: 4px solid var(--retro-blue);
}

/* Checkbox Styling */
.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: calc(0.9rem * var(--mobile-font-scale));
    color: var(--text-secondary);
}

.ignore-checkbox {
    margin-right: 0.5rem;
    width: 18px;
    height: 18px;
    accent-color: var(--retro-blue);
}

/* View Toggle Button */
.view-toggle-container {
    margin-top: var(--mobile-spacing);
}

.view-toggle-btn {
    width: 100%;
    padding: 0.75rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-secondary);
    color: var(--text-primary);
    border-radius: calc(var(--mobile-border-radius) * 0.75);
    font-size: calc(0.9rem * var(--mobile-font-scale));
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.view-toggle-btn:hover {
    background: var(--bg-secondary);
    transform: translateY(-1px);
}

.view-toggle-btn.active {
    background: var(--retro-blue);
    border-color: var(--retro-blue);
    color: white;
}

/* Responsive Grid Breakpoint Refinements */
@media (max-width: 350px) {
    .games-grid {
        grid-template-columns: 1fr !important;
    }
    
    .filter-controls {
        grid-template-columns: 1fr;
    }
    
    .modal-actions {
        flex-direction: column;
    }
}

@media (min-width: 351px) and (max-width: 550px) {
    .games-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

@media (min-width: 551px) and (max-width: 767px) {
    .games-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
    
    .game-card {
        min-height: 350px;
    }
}

/* Print Styles */
@media print {
    .floating-add-btn,
    .game-actions,
    .quick-links {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
    
    .game-card {
        break-inside: avoid;
        border: 1px solid #ccc !important;
        background: white !important;
    }
}