.login-container{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)}.login-box{background:white;padding:40px;border-radius:12px;box-shadow:0 10px 40px #0003;width:100%;max-width:400px}.login-box h1{margin-bottom:30px;text-align:center;color:#333;font-size:28px}.form-group label{display:block;margin-bottom:8px;color:#555;font-weight:500}.form-group input{width:100%;padding:12px;border:2px solid #e0e0e0;border-radius:6px;font-size:16px;transition:border-color .3s}.form-group input:focus{outline:none;border-color:#667eea}.error-message{background:#fee;color:#c33;padding:12px;border-radius:6px;margin-bottom:20px;text-align:center}.login-button{width:100%;padding:12px;background:#667eea;color:#fff;border:none;border-radius:6px;font-size:16px;font-weight:600;cursor:pointer;transition:background .3s}.login-button:hover:not(:disabled){background:#5568d3}.login-button:disabled{opacity:.6;cursor:not-allowed}.stats-overview{display:flex;flex-direction:column;gap:24px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}.stat-card{background:white;padding:24px;border-radius:12px;box-shadow:0 2px 8px #00000014;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}.stat-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000001f}.stat-card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:16px}.stat-icon{width:56px;height:56px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.stat-icon.users{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff}.stat-icon.games{background:linear-gradient(135deg,#f093fb 0%,#f5576c 100%);color:#fff}.stat-icon.trophy{background:linear-gradient(135deg,#4facfe 0%,#00f2fe 100%);color:#fff}.stat-icon.points{background:linear-gradient(135deg,#43e97b 0%,#38f9d7 100%);color:#fff}.stat-trend{color:#43e97b}.stat-content h3{font-size:14px;color:#666;margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px;font-weight:600}.stat-value{font-size:36px;font-weight:700;color:#333;margin-bottom:4px;line-height:1.2}.stat-label{font-size:14px;color:#999;font-weight:500}.charts-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(500px,1fr));gap:24px}.chart-card{background:white;padding:24px;border-radius:12px;box-shadow:0 2px 8px #00000014}.chart-card.full-width{grid-column:1 / -1}.chart-card h3{margin-bottom:24px;color:#333;font-size:18px;font-weight:700}.stats-section{background:white;padding:24px;border-radius:12px;box-shadow:0 2px 8px #00000014}.stats-section h3{margin-bottom:20px;color:#333;font-size:18px;font-weight:700}.stats-table{width:100%;border-collapse:collapse}.stats-table th{text-align:left;padding:12px 16px;background:#f9f9f9;border-bottom:2px solid #e0e0e0;font-weight:600;color:#666;font-size:13px;text-transform:uppercase;letter-spacing:.5px}.stats-table td{padding:16px;border-bottom:1px solid #f0f0f0;color:#333;font-size:14px}.stats-table tr:hover{background:#f9f9f9}.win-rate{font-weight:600;color:#43e97b}.loading,.error{text-align:center;padding:60px 40px;color:#666;font-size:16px}.error{color:#e74c3c}@media (max-width: 1200px){.charts-row{grid-template-columns:1fr}}@media (max-width: 768px){.stats-grid{grid-template-columns:1fr}.chart-card{padding:16px}}.games-management h2{margin-bottom:10px;color:#333}.games-count{color:#666;margin-bottom:20px;font-size:14px}.games-list{display:flex;flex-direction:column;gap:12px}.game-item{background:white;border-radius:8px;box-shadow:0 2px 4px #0000001a;overflow:hidden;transition:all .2s ease}.game-item.expanded{box-shadow:0 4px 8px #00000026}.game-item-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;cursor:pointer;transition:background-color .2s ease}.game-item-header:hover{background-color:#f9f9f9}.game-item-main{display:flex;align-items:center;gap:16px;flex:1}.game-icon{width:48px;height:48px;object-fit:contain;border-radius:6px;border:1px solid #e0e0e0;background:#fafafa}.game-item-info{display:flex;flex-direction:column;gap:4px}.game-item-info h3{margin:0;color:#333;font-size:18px;font-weight:600}.game-id{color:#999;font-size:13px;font-family:monospace}.game-item-meta{display:flex;align-items:center;gap:16px}.status-badge{padding:4px 12px;border-radius:12px;font-size:12px;font-weight:600;text-transform:uppercase;white-space:nowrap}.status-badge.active{background:#d4edda;color:#155724}.status-badge.coming-soon{background:#fff3cd;color:#856404}.status-badge.beta{background:#cce5ff;color:#004085}.status-badge.disabled{background:#f8d7da;color:#721c24}.play-count{color:#666;font-size:13px;white-space:nowrap}.expand-icon{color:#999;font-size:12px;transition:transform .2s ease;-webkit-user-select:none;user-select:none}.game-item.expanded .expand-icon{transform:rotate(0)}.game-item-details{padding:20px;border-top:1px solid #e0e0e0;background:#fafafa}.details-section{margin-bottom:24px}.details-section:last-child{margin-bottom:0}.details-section h4{margin:0 0 16px;color:#333;font-size:16px;font-weight:600}.details-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}.detail-field{display:flex;flex-direction:column;gap:6px}.detail-field label{font-size:13px;font-weight:600;color:#666}.detail-field input,.detail-field select{padding:8px 12px;border:1px solid #ddd;border-radius:4px;font-size:14px;transition:border-color .2s ease}.detail-field input:focus,.detail-field select:focus{outline:none;border-color:#4a90e2}.settings-grid{display:flex;gap:24px;flex-wrap:wrap}.checkbox-label{display:flex;align-items:center;gap:8px;cursor:pointer;padding:8px 12px;border-radius:4px;transition:background-color .2s ease;-webkit-user-select:none;user-select:none}.checkbox-label:hover{background-color:#f0f0f0}.checkbox-label input[type=checkbox]{width:18px;height:18px;cursor:pointer;margin:0;flex-shrink:0}.checkbox-label input[type=checkbox]:focus{outline:2px solid #4a90e2;outline-offset:2px}.checkbox-label span{font-size:14px;color:#333;pointer-events:none}.images-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px}.image-upload{display:flex;flex-direction:column;gap:8px}.image-upload>label{font-weight:600;color:#333;font-size:14px}.preview-image{max-width:100%;max-height:150px;border-radius:4px;border:1px solid #ddd;object-fit:contain;background:white}.instruction-image-wrapper{position:relative;display:inline-block}.no-image{padding:40px 20px;text-align:center;color:#999;font-size:13px;border:1px dashed #ddd;border-radius:4px;background:#fafafa}.instruction-images{display:flex;flex-wrap:wrap;gap:8px}.image-upload input[type=file]{padding:8px;border:1px solid #ddd;border-radius:4px;cursor:pointer;font-size:13px}.image-upload input[type=file]:disabled{opacity:.5;cursor:not-allowed}.upload-status{font-size:12px;color:#4a90e2;font-style:italic}.description-text{color:#666;font-size:14px;line-height:1.6;margin:0;padding:12px;background:white;border-radius:4px;border:1px solid #e0e0e0}.i18n-translations-view{margin-top:20px}.i18n-translations-view h4{margin:0 0 16px;color:#333;font-size:16px;font-weight:600}.translations-table{overflow-x:auto}.translations-table table{width:100%;border-collapse:collapse;background:white;border-radius:4px;overflow:hidden}.translations-table th{background:#f5f5f5;padding:12px;text-align:left;font-weight:600;font-size:13px;color:#666;border-bottom:2px solid #e0e0e0}.translations-table td{padding:12px;border-bottom:1px solid #f0f0f0;font-size:14px;color:#333}.translations-table tr:last-child td{border-bottom:none}.translations-table tr:hover{background:#fafafa}.lang-code{font-weight:600;color:#4a90e2}.instructions-info{display:flex;flex-direction:column;gap:8px}.instruction-preview{display:flex;gap:8px;flex-wrap:wrap}.instruction-thumb{width:60px;height:60px;object-fit:cover;border-radius:4px;border:1px solid #ddd}.i18n-loading{padding:20px;text-align:center;color:#666}.i18n-note{margin-top:12px;font-size:12px;color:#999;font-style:italic}.users-management h2{margin-bottom:20px;color:#333}.total-users{margin-bottom:20px;color:#666;font-size:16px}.users-table{width:100%;background:white;border-radius:8px;overflow:hidden;box-shadow:0 2px 4px #0000001a}.users-table th{background:#f9f9f9;padding:12px;text-align:left;font-weight:600;color:#666;border-bottom:2px solid #e0e0e0}.users-table td{padding:12px;border-bottom:1px solid #f0f0f0}.users-table tr:hover{background:#f9f9f9}.view-stats-button{padding:6px 12px;background:#667eea;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:14px}.view-stats-button:hover{background:#5568d3}.user-stats-modal{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:1000}.modal-content{background:white;padding:30px;border-radius:8px;max-width:900px;max-height:80vh;overflow-y:auto;position:relative;width:90%}.modal-content h3{margin-bottom:20px;color:#333}.close-button{position:absolute;top:20px;right:20px;background:none;border:none;font-size:32px;cursor:pointer;color:#999;line-height:1}.close-button:hover{color:#333}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:30px}.stat-item{background:#f9f9f9;padding:16px;border-radius:6px}.stat-item h4{margin-bottom:8px;color:#333}.stat-item p{margin:4px 0;color:#666;font-size:14px}.recent-games-table{width:100%;margin-top:20px}.recent-games-table th{background:#f9f9f9;padding:8px;text-align:left;font-size:12px;color:#666}.recent-games-table td{padding:8px;font-size:14px;border-bottom:1px solid #f0f0f0}.user-avatar-cell{display:flex;align-items:center;justify-content:center;width:40px;height:40px;position:relative}.user-avatar-preview{width:40px;height:40px;border-radius:50%;object-fit:cover;border:2px solid #e0e0e0}.user-avatar-placeholder{width:40px;height:40px;border-radius:50%;background:#667eea;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:16px;border:2px solid #e0e0e0}.user-avatar-placeholder.hidden{display:none}.user-actions{display:flex;gap:8px;align-items:center}.change-avatar-button{padding:6px 10px;background:#f0f0f0;border:none;border-radius:4px;cursor:pointer;font-size:16px;transition:background .2s}.change-avatar-button:hover{background:#e0e0e0}.avatar-selector-modal{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:1001}.avatar-selector-modal .modal-content{max-width:600px;width:90%}.profile-icons-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(80px,1fr));gap:12px;margin:20px 0;max-height:400px;overflow-y:auto;padding:10px}.profile-icon-item{width:80px;height:80px;border-radius:8px;border:2px solid #e0e0e0;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s;overflow:hidden;background:#f9f9f9;position:relative}.profile-icon-item:hover{border-color:#667eea;transform:scale(1.05);box-shadow:0 4px 8px #0000001a}.profile-icon-item img{width:100%;height:100%;object-fit:cover}.icon-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:#e0e0e0;color:#999;font-size:12px;font-weight:600}.avatar-selector-actions{display:flex;justify-content:center;margin-top:20px;padding-top:20px;border-top:1px solid #e0e0e0}.remove-avatar-button{padding:10px 20px;background:#ef4444;color:#fff;border:none;border-radius:6px;cursor:pointer;font-size:14px;font-weight:600;transition:background .2s}.remove-avatar-button:hover{background:#dc2626}.solutions-view h2{margin-bottom:30px;color:#333}.filters{display:flex;gap:12px;margin-bottom:20px;flex-wrap:wrap}.filter-input{padding:10px;border:1px solid #ddd;border-radius:6px;font-size:14px}.filter-button{padding:10px 20px;background:#667eea;color:#fff;border:none;border-radius:6px;cursor:pointer;font-size:14px}.filter-button:hover{background:#5568d3}.solutions-table{width:100%;background:white;border-radius:8px;overflow:hidden;box-shadow:0 2px 4px #0000001a}.solutions-table th{background:#f9f9f9;padding:12px;text-align:left;font-weight:600;color:#666;border-bottom:2px solid #e0e0e0}.solutions-table td{padding:12px;border-bottom:1px solid #f0f0f0}.solutions-table tr:hover{background:#f9f9f9}.word-cell{font-weight:600;color:#667eea;font-size:16px}.puzzle-cell details{cursor:pointer}.puzzle-cell summary{color:#667eea;font-size:14px}.puzzle-cell pre{margin-top:8px;padding:8px;background:#f9f9f9;border-radius:4px;font-size:12px;max-height:200px;overflow-y:auto}.no-results{text-align:center;padding:40px;color:#999}.shop-overview h2{margin-bottom:30px;color:#333}.shop-stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:40px}.shop-stat-card{background:white;padding:20px;border-radius:8px;box-shadow:0 2px 4px #0000001a}.shop-stat-card h3{font-size:14px;color:#666;margin-bottom:12px;text-transform:capitalize}.shop-stat-card .stat-value{font-size:24px;font-weight:700;color:#333;margin:8px 0}.shop-stat-card .stat-label{font-size:12px;color:#999}.shop-section{background:white;padding:24px;border-radius:8px;box-shadow:0 2px 4px #0000001a;margin-bottom:20px}.shop-section h3{margin-bottom:20px;color:#333}.shop-table{width:100%;border-collapse:collapse}.shop-table th{background:#f9f9f9;padding:12px;text-align:left;font-weight:600;color:#666;border-bottom:2px solid #e0e0e0}.shop-table td{padding:12px;border-bottom:1px solid #f0f0f0}.shop-table tr:hover{background:#f9f9f9}.carousel-management{padding:24px}.carousel-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.carousel-header h2{margin:0;font-size:24px;font-weight:600}.btn-primary{background:#4F46E5;color:#fff;border:none;padding:10px 20px;border-radius:8px;cursor:pointer;font-weight:500}.btn-primary:hover{background:#4338CA}.btn-secondary{background:#E5E7EB;color:#374151;border:none;padding:10px 20px;border-radius:8px;cursor:pointer;font-weight:500}.btn-secondary:hover{background:#D1D5DB}.btn-danger{background:#EF4444;color:#fff;border:none;padding:10px 20px;border-radius:8px;cursor:pointer;font-weight:500}.btn-danger:hover{background:#DC2626}.carousel-edit-modal{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:1000}.modal-content{background:white;border-radius:12px;padding:24px;max-width:600px;width:90%;max-height:90vh;overflow-y:auto}.modal-content h3{margin:0 0 24px;font-size:20px;font-weight:600}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:500;color:#374151}.image-recommendations{margin-bottom:8px;padding:6px 8px;background:#F3F4F6;border-radius:4px;font-size:12px;color:#6b7280}.image-recommendations small{display:block;line-height:1.4}.form-group input[type=text],.form-group input[type=number],.form-group input[type=date],.form-group textarea,.form-group select{width:100%;padding:10px;border:1px solid #D1D5DB;border-radius:6px;font-size:14px;box-sizing:border-box}.form-group textarea{resize:vertical;min-height:80px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.image-preview{margin-bottom:12px}.image-preview img{max-width:100%;max-height:200px;border-radius:8px;margin-bottom:8px;display:block}.image-preview-wrapper{position:relative;display:inline-block}.delete-image-btn{position:absolute;top:4px;right:4px;width:24px;height:24px;border-radius:50%;background:#EF4444;color:#fff;border:none;cursor:pointer;font-size:18px;line-height:1;display:flex;align-items:center;justify-content:center;padding:0;box-shadow:0 2px 4px #0003;transition:all .2s ease}.delete-image-btn:hover{background:#DC2626;transform:scale(1.1)}.modal-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:24px}.carousel-items-list{display:grid;gap:16px}.carousel-item-card{background:white;border:1px solid #E5E7EB;border-radius:12px;padding:20px;display:grid;grid-template-columns:120px 1fr auto;gap:20px;align-items:start}.item-preview{width:120px;height:120px;border-radius:8px;overflow:hidden;background:#F3F4F6}.item-preview img{width:100%;height:100%;object-fit:cover}.no-image{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:#9ca3af;font-size:12px}.item-info h4{margin:0 0 8px;font-size:18px;font-weight:600}.item-info p{margin:0 0 12px;color:#6b7280;font-size:14px}.item-meta{display:flex;flex-wrap:wrap;gap:12px;font-size:12px;color:#6b7280}.item-meta span{padding:4px 8px;background:#F3F4F6;border-radius:4px}.item-meta .active{background:#D1FAE5;color:#065f46}.item-meta .inactive{background:#FEE2E2;color:#991b1b}.item-actions{display:flex;flex-direction:column;gap:8px}.item-actions button{min-width:80px}.empty-state{text-align:center;padding:48px;color:#9ca3af;font-size:16px}.loading,.error{padding:24px;text-align:center}.error{color:#ef4444}.dashboard-container{display:flex;min-height:100vh;background:#f5f5f5}.dashboard-sidebar{width:260px;background:white;border-right:1px solid #e0e0e0;display:flex;flex-direction:column;transition:width .3s ease;position:fixed;height:100vh;left:0;top:0;z-index:100;box-shadow:2px 0 8px #0000000d}.dashboard-sidebar.collapsed{width:80px}.sidebar-header{padding:24px 20px;border-bottom:1px solid #e0e0e0;display:flex;align-items:center;justify-content:space-between}.sidebar-logo{display:flex;align-items:center;gap:12px;font-weight:700;font-size:20px;color:#333}.logo-icon{width:32px;height:32px;flex-shrink:0;display:block}.logo-text{white-space:nowrap;overflow:hidden}.sidebar-toggle{background:none;border:none;cursor:pointer;padding:4px;display:flex;align-items:center;justify-content:center;color:#666;border-radius:4px;transition:all .2s}.sidebar-toggle:hover{background:#f5f5f5;color:#333}.dashboard-sidebar.collapsed .sidebar-toggle{transform:rotate(180deg)}.sidebar-nav{flex:1;padding:16px 12px;overflow-y:auto}.nav-item{width:100%;display:flex;align-items:center;gap:12px;padding:12px 16px;background:none;border:none;border-radius:8px;cursor:pointer;color:#666;font-size:15px;font-weight:500;transition:all .2s;margin-bottom:4px;text-align:left}.nav-item:hover{background:#f5f5f5;color:#333}.nav-item.active{background:#667eea;color:#fff}.nav-item.active .nav-icon{color:#fff}.nav-icon{display:flex;align-items:center;justify-content:center;flex-shrink:0;width:24px;height:24px}.nav-label{white-space:nowrap;overflow:hidden}.dashboard-sidebar.collapsed .nav-label,.dashboard-sidebar.collapsed .logo-text{display:none}.dashboard-sidebar.collapsed .nav-item{justify-content:center;padding:12px}.sidebar-footer{padding:16px 12px;border-top:1px solid #e0e0e0}.logout-item{width:100%;display:flex;align-items:center;gap:12px;padding:12px 16px;background:none;border:none;border-radius:8px;cursor:pointer;color:#e74c3c;font-size:15px;font-weight:500;transition:all .2s;text-align:left}.logout-item:hover{background:#fee;color:#c0392b}.dashboard-sidebar.collapsed .logout-item{justify-content:center;padding:12px}.dashboard-sidebar.collapsed .logout-item span{display:none}.dashboard-main{flex:1;margin-left:260px;transition:margin-left .3s ease;display:flex;flex-direction:column}.dashboard-sidebar.collapsed~.dashboard-main{margin-left:80px}.dashboard-header{background:white;padding:24px 40px;box-shadow:0 2px 4px #0000000d;border-bottom:1px solid #e0e0e0;position:sticky;top:0;z-index:10}.dashboard-header h1{font-size:28px;font-weight:700;color:#333;margin:0}.dashboard-content{flex:1;padding:32px 40px;overflow-y:auto}@media (max-width: 768px){.dashboard-sidebar{width:80px}.dashboard-sidebar:not(.collapsed){width:260px}.dashboard-main{margin-left:80px}.dashboard-content{padding:24px 20px}}.app{min-height:100vh}.loading-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;gap:20px}.spinner{width:40px;height:40px;border:4px solid #f3f3f3;border-top:4px solid #3498db;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@font-face{font-family:Britanica;src:url(/Britanica_woff/Britanica\ Regular.woff2) format("woff2"),url(/Britanica_woff/Britanica\ Regular.woff) format("woff");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Britanica;src:url(/Britanica_woff/Britanica\ Bold.woff2) format("woff2"),url(/Britanica_woff/Britanica\ Bold.woff) format("woff");font-weight:700;font-style:normal;font-display:swap}@font-face{font-family:Britanica;src:url(/Britanica_woff/Britanica\ Light.woff2) format("woff2"),url(/Britanica_woff/Britanica\ Light.woff) format("woff");font-weight:300;font-style:normal;font-display:swap}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Britanica,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#f5f5f5;color:#333}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}