:root{--color-bg: #0f0e17;--color-surface: #23212d;--color-primary: #ff006e;--color-primary-hover: #d9005f;--color-secondary: #3a86ff;--color-text: #fffffe;--color-text-muted: #a7a9be;--color-success: #06d6a0;--color-warning: #ffbe0b;--color-error: #ef476f;--font-family: "Inter", system-ui, -apple-system, sans-serif;--radius-sm: 8px;--radius-md: 16px;--radius-lg: 24px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .2);--shadow-md: 0 8px 24px rgba(0, 0, 0, .3);--shadow-lg: 0 16px 48px rgba(0, 0, 0, .4);--transition: all .2s ease}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--color-bg);color:var(--color-text);line-height:1.5;-webkit-font-smoothing:antialiased;overflow:hidden;height:100vh}#root{height:100vh;display:flex;flex-direction:column;overflow:hidden}button{cursor:pointer;border:none;font-family:inherit}input{font-family:inherit}.container{max-width:1200px;margin:0 auto;padding:0 20px;width:100%}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 24px;border-radius:var(--radius-sm);font-weight:600;font-size:1rem;transition:var(--transition);text-decoration:none}.btn-primary{background-color:var(--color-primary);color:#fff}.btn-primary:hover{background-color:var(--color-primary-hover);transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-secondary{background-color:var(--color-surface);color:var(--color-text);border:1px solid rgba(255,255,255,.1)}.btn-secondary:hover{background-color:#ffffff1a}.card{background-color:var(--color-surface);border-radius:var(--radius-md);padding:24px;box-shadow:var(--shadow-sm);border:1px solid rgba(255,255,255,.05)}.input-group{margin-bottom:16px}.input-label{display:block;margin-bottom:8px;color:var(--color-text-muted);font-size:.9rem}.input-field{width:100%;padding:12px;background-color:#0003;border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-sm);color:var(--color-text);font-size:1rem;transition:var(--transition)}.input-field:focus{outline:none;border-color:var(--color-secondary);box-shadow:0 0 0 2px #3a86ff33}.title{font-size:2.5rem;font-weight:800;background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:16px;letter-spacing:-.02em}.fade-in{animation:fadeIn .5s ease-out forwards}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.spinner{width:40px;height:40px;border:4px solid rgba(255,255,255,.1);border-left-color:var(--color-primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.game-container{padding-top:20px;padding-bottom:20px;max-width:1200px;display:flex;gap:24px;align-items:stretch;flex-direction:row;height:calc(100vh - 45px);box-sizing:border-box;overflow:hidden}.game-area{flex:2;min-width:0;display:flex;flex-direction:column;height:100%;overflow-y:auto}.game-sidebar{flex:1;min-width:350px;background:var(--color-surface);border-radius:var(--radius-md);padding:20px;height:100%;display:flex;flex-direction:column;border:1px solid rgba(255,255,255,.05);overflow:hidden}@media (max-width: 768px){.game-container{flex-direction:column;height:calc(100vh - 45px);align-items:stretch;padding-top:10px;padding-bottom:10px;gap:10px;overflow:hidden}.game-area{flex:0 0 auto;height:auto;min-height:350px;max-height:55%;overflow:hidden;padding-bottom:0;display:flex;flex-direction:column;border-bottom:none}.game-area.game-finished{flex:0 0 auto;height:auto;min-height:50%;max-height:60%;overflow-y:auto!important;border-bottom:none}.game-area.game-finished+.game-sidebar{max-height:40%}.game-area.game-finished+.game-sidebar .leaderboard-toggle-btn{display:none!important}.game-area.game-finished .title{font-size:1.5rem!important;margin-bottom:16px!important}.game-area.game-finished span[style*="fontSize: 1.5rem"]{font-size:.9rem!important;width:20px!important}.game-area.game-finished div[style*="fontSize: 1.2rem"]{font-size:.8rem!important}.game-area.game-finished div[style*="fontSize: 1.5rem"]{font-size:.9rem!important}.game-area.game-finished .btn{padding:10px 20px;font-size:.9rem;margin-top:20px!important}.game-area .card{padding:8px;flex:1;display:flex;flex-direction:column;justify-content:center;height:auto}.game-area .card>div:first-child{flex:0 1 auto!important;min-height:0!important;max-height:20vh!important;margin-bottom:4px!important}.game-area img{width:100%;height:100%;object-fit:contain;max-height:100%!important;min-height:0!important}.game-area .category-badge{padding:2px 8px!important;font-size:.55rem!important;top:8px!important;left:8px!important}.game-area .product-title{font-size:.9rem!important;margin-bottom:8px!important;line-height:1.2!important;flex-shrink:0;max-height:2.8em;overflow:hidden}.game-area .fade-in{flex-shrink:0}.game-area .input-field{padding:6px;font-size:1rem!important}.game-area .btn{padding:8px 16px;margin-top:4px}.game-sidebar{width:100%;min-width:0;flex:1 1 0;min-height:150px;max-height:45%;height:auto;margin-top:0;border-top:none;border-radius:var(--radius-md);padding:10px;flex-direction:column;overflow:hidden;display:flex}.desktop-only{display:none!important}.leaderboard-toggle-btn{display:flex!important}.chat-section{flex:1;min-height:0;display:flex;flex-direction:column;overflow:hidden}.leaderboard-section{order:2;max-height:none!important;min-height:0!important;border-top:1px solid rgba(255,255,255,.1);padding-top:16px;padding-bottom:40px}.chat-section form{flex-shrink:0;min-height:42px}}.admin-login-container{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--color-bg);padding:20px}.admin-login-card{background:var(--color-surface);border-radius:var(--radius-md);padding:48px 40px;text-align:center;box-shadow:var(--shadow-lg);max-width:420px;width:100%;border:1px solid rgba(255,255,255,.06)}.admin-login-icon{font-size:3rem;margin-bottom:16px}.admin-login-card h1{font-size:1.8rem;margin-bottom:8px;color:var(--color-text)}.admin-login-subtitle{color:var(--color-text-muted);margin-bottom:28px;font-size:.95rem}.admin-password-input{width:100%;padding:14px 16px;border-radius:var(--radius-sm);border:1px solid rgba(255,255,255,.1);background:#ffffff0d;color:var(--color-text);font-size:1rem;margin-bottom:16px;transition:var(--transition)}.admin-password-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #ff006e26}.admin-login-btn{width:100%;padding:14px 24px;background:linear-gradient(135deg,var(--color-primary),#d9005f);color:#fff;border:none;border-radius:var(--radius-sm);font-size:1rem;font-weight:600;cursor:pointer;transition:var(--transition)}.admin-login-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 16px #ff006e4d}.admin-login-btn:disabled{opacity:.6;cursor:not-allowed}.admin-error{color:var(--color-error);margin-top:16px;font-size:.9rem}.admin-dashboard{background:var(--color-bg);min-height:100vh;overflow-y:auto;padding:24px}.admin-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;flex-wrap:wrap;gap:16px}.admin-header h1{font-size:1.6rem;color:var(--color-text)}.admin-header-left{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.admin-refresh-time{color:var(--color-text-muted);font-size:.8rem}.admin-header-actions{display:flex;gap:10px}.admin-btn-secondary{padding:8px 18px;background:#3a86ff26;color:var(--color-secondary);border:1px solid rgba(58,134,255,.3);border-radius:var(--radius-sm);font-size:.85rem;font-weight:600;cursor:pointer;transition:var(--transition)}.admin-btn-secondary:hover:not(:disabled){background:#3a86ff40}.admin-btn-ghost{padding:8px 18px;background:transparent;color:var(--color-text-muted);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-sm);font-size:.85rem;font-weight:600;cursor:pointer;transition:var(--transition)}.admin-btn-ghost:hover{color:var(--color-error);border-color:var(--color-error)}.admin-stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:28px}.admin-stat-card{background:var(--color-surface);border-radius:var(--radius-md);padding:24px;border:1px solid rgba(255,255,255,.06);transition:var(--transition)}.admin-stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.admin-stat-label{display:block;color:var(--color-text-muted);font-size:.85rem;font-weight:500;margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}.admin-stat-value{display:block;font-size:2rem;font-weight:700;color:var(--color-text)}.admin-stat-primary .admin-stat-value{color:var(--color-primary)}.admin-stat-secondary .admin-stat-value{color:var(--color-secondary)}.admin-stat-success .admin-stat-value{color:var(--color-success)}.admin-stat-warning .admin-stat-value{color:var(--color-warning)}.admin-charts-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(440px,1fr));gap:20px}.admin-chart-card{background:var(--color-surface);border-radius:var(--radius-md);padding:24px;border:1px solid rgba(255,255,255,.06)}.admin-chart-card h3{color:var(--color-text);font-size:1.05rem;margin-bottom:20px;font-weight:600}.admin-chart-wide{grid-column:1 / -1}.admin-no-data{color:var(--color-text-muted);font-style:italic;text-align:center;padding:60px 0}.recharts-tooltip-wrapper{outline:none}.recharts-default-tooltip{background:var(--color-surface)!important;border:1px solid rgba(255,255,255,.1)!important;border-radius:8px!important}.recharts-tooltip-label{color:var(--color-text)!important}.recharts-tooltip-item{color:var(--color-text-muted)!important}@media (max-width: 768px){.admin-dashboard{padding:16px}.admin-stats-grid{grid-template-columns:repeat(2,1fr)}.admin-charts-grid{grid-template-columns:1fr}.admin-stat-value{font-size:1.5rem}.admin-header{flex-direction:column;align-items:flex-start}}@media (max-width: 480px){.admin-stats-grid{grid-template-columns:1fr}}