:root{--bg-app: #09090b;--bg-panel: #18181b;--bg-surface: #27272a;--border-color: #3f3f46;--text-primary: #fafafa;--text-secondary: #a1a1aa;--text-tertiary: #71717a;--accent-primary: #3b82f6;--accent-primary-hover: #2563eb;--accent-success: #10b981;--accent-danger: #ef4444;--font-sans: "Inter", sans-serif;--font-mono: "JetBrains Mono", monospace;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px}*{box-sizing:border-box}body{margin:0;padding:0;background-color:var(--bg-app);color:var(--text-primary);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app-container{display:flex;flex-direction:column;height:100vh;overflow:hidden}.app-header{height:64px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 32px;border-bottom:1px solid var(--border-color);background-color:#09090bcc;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);position:sticky;top:0;z-index:50}.brand{font-weight:700;font-size:1.25rem;color:var(--text-primary);display:flex;align-items:center;gap:12px;justify-self:start}.brand-text{background:linear-gradient(to right,#38bdf8,#3b82f6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:-.02em}.header-controls{display:flex;align-items:center;gap:16px;justify-self:end}.main-layout{display:flex;flex:1;overflow:hidden}.btn{display:inline-flex;align-items:center;justify-content:center;padding:6px 12px;border-radius:var(--radius-md);font-weight:500;font-size:.875rem;cursor:pointer;transition:all .2s;border:1px solid transparent;outline:none}.btn-primary{background-color:var(--accent-primary);color:#fff}.btn-primary:hover{background-color:var(--accent-primary-hover)}.btn-success{background-color:var(--accent-success);color:#052e16}.btn-success:hover{filter:brightness(.9)}.btn-danger{background-color:var(--accent-danger);color:#fff}.btn-danger:hover{filter:brightness(.9)}.btn-secondary{background-color:var(--bg-surface);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background-color:var(--border-color)}.input,.select{background-color:var(--bg-panel);border:1px solid var(--border-color);color:var(--text-primary);padding:6px 10px;border-radius:var(--radius-md);font-size:.875rem;outline:none;transition:border-color .2s}.input:focus,.select:focus{border-color:var(--accent-primary)}.sidebar-left{width:280px;background-color:var(--bg-panel);border-right:1px solid var(--border-color);display:flex;flex-direction:column}.sidebar-header{padding:16px;border-bottom:1px solid var(--border-color);display:flex;flex-direction:column;gap:12px}.run-controls{display:flex;gap:8px}.sidebar-title{color:var(--text-secondary);font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;font-weight:600;margin-top:16px;margin-bottom:8px;padding:0 16px}.run-list{flex:1;overflow-y:auto;padding:8px 16px;display:flex;flex-direction:column;gap:8px}.run-item{background-color:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:10px;transition:border-color .2s}.run-item:hover{border-color:var(--text-tertiary)}.run-info-row{display:flex;justify-content:space-between;margin-bottom:4px}.run-label{font-size:.75rem;color:var(--text-secondary)}.run-value{font-size:.875rem;font-weight:500;font-family:var(--font-mono)}.run-status{font-size:.75rem;padding:2px 6px;border-radius:var(--radius-sm);background-color:#3f3f46;color:#fff}.run-status.success{background-color:#059669}.run-status.fail,.run-status.error{background-color:#dc2626}.run-status.running{background-color:#2563eb}.center-panel{flex:1;display:flex;flex-direction:column;padding:10px;background-color:var(--bg-app);overflow:hidden;align-items:center;justify-content:center}.game-container{width:100%;max-width:800px;height:100%;display:flex;flex-direction:column;border:1px solid var(--border-color);border-radius:var(--radius-lg);overflow:hidden;background-color:var(--bg-panel);box-shadow:0 20px 25px -5px #00000080}.game-header{padding:8px 16px;background-color:var(--bg-surface);border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;font-size:.75rem;color:var(--text-secondary)}.game-viewport{flex:1;background-color:#0f172a;position:relative;display:flex;align-items:center;justify-content:center;min-height:0}.game-viewport canvas{box-shadow:0 0 20px #00000080;border-radius:4px}.game-logs{height:200px;min-height:100px;border-top:1px solid var(--border-color);background-color:#0f1014;padding:8px 16px;font-family:var(--font-mono);font-size:.8rem;overflow-y:auto;color:var(--text-secondary)}.log-entry{margin-bottom:2px}.sidebar-right{width:500px;background-color:var(--bg-panel);border-left:1px solid var(--border-color);display:flex;flex-direction:column}.editor-header{padding:12px 16px;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center;background-color:var(--bg-surface)}.editor-status{font-size:.75rem;color:var(--text-secondary)}.editor-container{flex:1;position:relative;overflow:hidden}.main-nav{display:flex;gap:40px;justify-self:center;height:100%}.nav-link{background:transparent;border:none;color:var(--text-secondary);font-size:.9rem;font-weight:500;cursor:pointer;position:relative;transition:all .2s;display:flex;align-items:center;height:100%;border-bottom:2px solid transparent}.nav-link:hover{color:var(--text-primary)}.nav-link.active{color:var(--text-primary);border-bottom-color:var(--accent-primary)}.nav-link.active:after{content:"";position:absolute;bottom:-2px;left:0;right:0;height:2px;background:inherit;filter:blur(4px);opacity:.5}.tab-content{flex:1;display:flex;overflow:hidden}.workshop-container{flex:1;display:flex;flex-direction:column;overflow:hidden}.workshop-toolbar{padding:12px 20px;display:flex;gap:12px;align-items:center;border-bottom:1px solid var(--border-color);background:var(--bg-panel)}.workshop-loading{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;color:var(--text-secondary)}.loading-spinner{width:40px;height:40px;border:3px solid var(--border-color);border-top-color:var(--accent-primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.robot-list-view{flex:1;padding:32px;overflow-y:auto;background:linear-gradient(180deg,var(--bg-app) 0%,#0c0c0f 100%)}.robot-list-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:32px}.robot-list-header h1{margin:0 0 4px;font-size:2rem;font-weight:700;background:linear-gradient(135deg,#60a5fa,#a78bfa);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.robot-list-header p{margin:0;color:var(--text-secondary);font-size:.9rem}.btn-lg{padding:12px 24px;font-size:1rem}.robot-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:20px}.robot-card{background:var(--bg-panel);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:20px;cursor:pointer;transition:all .2s}.robot-card:hover{border-color:var(--accent-primary);transform:translateY(-2px);box-shadow:0 8px 30px #0000004d}.robot-card-header{display:flex;align-items:flex-start;gap:12px;margin-bottom:16px}.robot-card-avatar{width:48px;height:48px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;position:relative;box-shadow:0 6px 16px #00000059}.robot-avatar-body{width:26px;height:26px;background:#00000059;border-radius:6px;position:relative}.robot-avatar-turret{position:absolute;top:4px;left:50%;transform:translate(-50%);width:10px;height:14px;background:#ffffffe6;border-radius:3px;box-shadow:0 0 4px #0003}.robot-card-info{flex:1;min-width:0}.robot-card-name{margin:0 0 4px;font-size:1.1rem;font-weight:600;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.robot-name-input{width:100%;font-size:1.1rem;font-weight:600;padding:4px 8px}.robot-card-created{font-size:.75rem;color:var(--text-tertiary)}.robot-card-actions{display:flex;gap:4px}.btn-icon{width:32px;height:32px;padding:0;border:none;background:transparent;border-radius:var(--radius-sm);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s;font-size:.9rem}.btn-icon:hover{background:var(--bg-surface)}.btn-icon-danger:hover{background:#ef444433}.robot-card-stats{display:flex;gap:16px;padding:12px 0;border-top:1px solid var(--border-color);border-bottom:1px solid var(--border-color);margin-bottom:12px}.robot-stat{display:flex;flex-direction:column;align-items:center;flex:1}.robot-stat-value{font-size:1.25rem;font-weight:700;font-family:var(--font-mono);color:var(--text-primary)}.robot-stat-value.win{color:var(--accent-success)}.robot-stat-value.loss{color:var(--accent-danger)}.robot-stat-label{font-size:.7rem;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.05em}.robot-card-footer{display:flex;justify-content:space-between;align-items:center}.robot-card-mode{font-size:.8rem;color:var(--text-secondary)}.robot-card-arrow{color:var(--accent-primary);font-size:1.2rem}.robot-list-empty{text-align:center;padding:80px 20px}.empty-icon{font-size:4rem;margin-bottom:16px;opacity:.5}.robot-list-empty h2{margin:0 0 8px;font-size:1.5rem;color:var(--text-primary)}.robot-list-empty p{margin:0 0 24px;color:var(--text-secondary)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal{background:var(--bg-panel);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px;width:100%;max-width:400px;box-shadow:0 20px 50px #00000080}.modal h2{margin:0 0 8px;font-size:1.25rem}.modal p{margin:0 0 16px;color:var(--text-secondary);font-size:.9rem}.modal .input{width:100%;margin-bottom:16px;padding:12px}.modal-actions{display:flex;gap:12px;justify-content:flex-end}.robot-detail-view{flex:1;display:flex;flex-direction:column;overflow:hidden}.robot-detail-header{padding:16px 24px;background:var(--bg-panel);border-bottom:1px solid var(--border-color);display:flex;align-items:center;gap:24px}.btn-back{flex-shrink:0}.robot-detail-title{display:flex;align-items:center;gap:12px;flex:1}.robot-detail-icon{font-size:1.5rem}.robot-detail-title h1{margin:0;font-size:1.5rem;font-weight:600}.robot-detail-tabs{display:flex;gap:8px;background:var(--bg-surface);padding:4px;border-radius:var(--radius-md)}.detail-tab{padding:10px 20px;background:transparent;border:none;color:var(--text-secondary);font-size:.9rem;font-weight:500;cursor:pointer;border-radius:var(--radius-sm);transition:all .2s}.detail-tab:hover{color:var(--text-primary);background:var(--border-color)}.detail-tab.active{background:var(--accent-primary);color:#fff}.robot-detail-content{flex:1;overflow:hidden;display:flex}.appearance-tab{flex:1;padding:32px;overflow-y:auto;max-width:800px}.appearance-section{margin-bottom:32px;padding-bottom:32px;border-bottom:1px solid var(--border-color)}.appearance-section:last-child{border-bottom:none}.appearance-section h3{margin:0 0 8px;font-size:1.1rem;font-weight:600}.section-description{margin:0 0 16px;color:var(--text-secondary);font-size:.875rem}.form-group{margin-bottom:16px}.form-group label{display:block;margin-bottom:6px;font-size:.8rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.form-group .input{width:100%;max-width:300px;padding:10px 12px}.color-picker{display:flex;gap:12px;flex-wrap:wrap}.color-swatch{width:48px;height:48px;border-radius:var(--radius-md);border:3px solid transparent;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;font-size:1.2rem;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.3)}.color-swatch:hover{transform:scale(1.1)}.color-swatch.selected{border-color:#fff;box-shadow:0 0 0 2px var(--bg-app),0 0 0 4px currentColor}.robot-preview{background:var(--bg-surface);border-radius:var(--radius-lg);padding:32px;display:flex;flex-direction:column;align-items:center;gap:16px}.preview-robot{width:100px;height:100px;display:flex;align-items:center;justify-content:center}.preview-body{width:70px;height:70px;background:var(--robot-color, #10b981);border-radius:8px;position:relative}.preview-turret{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:30px;height:30px;background:color-mix(in srgb,var(--robot-color, #10b981) 70%,black);border-radius:50%}.preview-cannon{position:absolute;top:0;left:50%;transform:translate(-50%);width:10px;height:35px;background:color-mix(in srgb,var(--robot-color, #10b981) 70%,black);border-radius:3px}.preview-name{font-size:1rem;font-weight:600;color:var(--text-primary)}.coming-soon .coming-soon-placeholder{background:var(--bg-surface);border:2px dashed var(--border-color);border-radius:var(--radius-md);padding:32px;display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--text-tertiary);font-size:.9rem}.coming-soon-placeholder span:first-child{font-size:2rem}.brain-tab{flex:1;display:flex;flex-direction:column;overflow:hidden}.brain-toolbar{padding:12px 16px;background:var(--bg-surface);border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center}.brain-toolbar-left{display:flex;gap:8px}.save-status{font-size:.8rem;padding:4px 12px;border-radius:var(--radius-sm)}.save-status.saved{color:var(--accent-success)}.save-status.saving{color:var(--text-secondary)}.save-status.unsaved{color:#f59e0b}.save-status.error{color:var(--accent-danger)}.lint-errors{padding:8px 16px;background:#ef44441a;border-bottom:1px solid rgba(239,68,68,.3)}.lint-error{font-size:.85rem;color:var(--accent-danger);padding:4px 0}.brain-editor{flex:1;overflow:hidden}.brain-editor .cm-editor{height:100%}.test-arena-tab{flex:1;display:flex;overflow:hidden}.test-arena-sidebar{width:320px;background:var(--bg-panel);border-right:1px solid var(--border-color);padding:20px;display:flex;flex-direction:column;gap:20px;overflow-y:auto}.test-arena-section h3{margin:0 0 12px;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);font-weight:600}.test-opponent-list{display:flex;flex-direction:column;gap:8px}.test-opponent-card{padding:12px;background:var(--bg-surface);border:2px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;transition:all .2s}.test-opponent-card:hover{border-color:var(--text-tertiary)}.test-opponent-card.selected{border-color:var(--accent-primary);background:#3b82f61a}.test-opponent-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}.test-opponent-name{font-weight:600;font-size:.9rem}.test-opponent-difficulty{font-size:.65rem;padding:2px 8px;border-radius:10px;text-transform:uppercase;font-weight:600}.test-opponent-difficulty.easy{background:#10b98133;color:var(--accent-success)}.test-opponent-difficulty.medium{background:#f59e0b33;color:#f59e0b}.test-opponent-difficulty.hard{background:#ef444433;color:var(--accent-danger)}.test-opponent-desc{font-size:.75rem;color:var(--text-secondary);line-height:1.4}.test-play-btn{width:100%;font-size:1.1rem;font-weight:600}.test-result{padding:16px;border-radius:var(--radius-md);text-align:center}.test-result.player{background:#10b98133;border:1px solid var(--accent-success)}.test-result.opponent{background:#ef444433;border:1px solid var(--accent-danger)}.test-result.draw{background:#fbbf2433;border:1px solid #fbbf24}.test-result-title{font-size:1.25rem;font-weight:700;margin-bottom:8px}.test-result-stats{font-size:.875rem;color:var(--text-secondary)}.test-arena-game{flex:1;display:flex;align-items:center;justify-content:center;padding:20px;background:var(--bg-app)}.pvp-container{flex:1;display:flex;align-items:center;justify-content:center;padding:32px;background:linear-gradient(180deg,var(--bg-app) 0%,#0c0c0f 100%);overflow-y:auto}.pvp-menu{text-align:center;max-width:500px}.pvp-menu h1{font-size:2.5rem;margin:0 0 12px;background:linear-gradient(135deg,#f59e0b,#ef4444);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.pvp-menu p{color:var(--text-secondary);font-size:1.1rem;margin:0 0 32px}.pvp-menu-buttons{display:flex;flex-direction:column;gap:16px}.btn-xl{padding:20px 40px;font-size:1.2rem;font-weight:600}.pvp-error{background:#ef444433;border:1px solid var(--accent-danger);color:var(--accent-danger);padding:12px 16px;border-radius:var(--radius-md);margin-bottom:16px;font-size:.9rem}.pvp-panel{background:var(--bg-panel);border:1px solid var(--border-color);border-radius:var(--radius-lg);width:100%;max-width:500px;overflow:hidden}.pvp-panel-header{display:flex;align-items:center;gap:16px;padding:16px 20px;background:var(--bg-surface);border-bottom:1px solid var(--border-color)}.pvp-panel-header h2{margin:0;font-size:1.25rem;flex:1}.pvp-form{padding:24px;display:flex;flex-direction:column;gap:20px}.pvp-form-group{display:flex;flex-direction:column;gap:8px}.pvp-form-group label{font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);font-weight:600}.pvp-form-group .input,.pvp-form-group .select{width:100%;padding:12px}.form-hint{font-size:.75rem;color:var(--text-tertiary)}.pvp-lobby{background:var(--bg-panel);border:1px solid var(--border-color);border-radius:var(--radius-lg);width:100%;max-width:600px;overflow:hidden}.pvp-lobby-content{padding:24px;display:flex;flex-direction:column;gap:24px}.pvp-share-section{text-align:center;padding:24px;background:var(--bg-surface);border-radius:var(--radius-md)}.pvp-share-section h3{margin:0 0 16px;font-size:.9rem;color:var(--text-secondary)}.pvp-share-code{font-size:3rem;font-weight:700;font-family:var(--font-mono);letter-spacing:.2em;color:var(--accent-primary);margin-bottom:16px}.pvp-players-section h3,.pvp-settings-section h3{margin:0 0 12px;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);font-weight:600}.pvp-player-list{display:flex;flex-direction:column;gap:8px}.pvp-player-card{display:flex;align-items:center;gap:12px;padding:12px;background:var(--bg-surface);border-radius:var(--radius-md);border:2px solid transparent}.pvp-player-card.host{border-color:var(--accent-primary)}.pvp-player-color{width:12px;height:12px;border-radius:50%}.pvp-player-info{flex:1}.pvp-player-name{font-weight:600;display:flex;align-items:center;gap:8px}.pvp-host-badge{font-size:.65rem;padding:2px 6px;background:var(--accent-primary);color:#fff;border-radius:10px;font-weight:600}.pvp-player-robot{font-size:.8rem;color:var(--text-secondary);margin-top:2px}.pvp-ready-badge{color:var(--accent-success);font-weight:600}.pvp-waiting{text-align:center;padding:16px;color:var(--text-tertiary);font-style:italic}.pvp-settings-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.pvp-setting{background:var(--bg-surface);padding:12px;border-radius:var(--radius-sm);text-align:center}.pvp-setting-label{display:block;font-size:.7rem;color:var(--text-tertiary);margin-bottom:4px}.pvp-setting-value{font-size:1.1rem;font-weight:600;font-family:var(--font-mono)}.pvp-start-btn{width:100%}.pvp-waiting-host{text-align:center;padding:16px;color:var(--text-secondary);background:var(--bg-surface);border-radius:var(--radius-md)}.pvp-game{display:flex;flex-direction:column;align-items:center;gap:16px;width:100%;max-width:700px}.pvp-game-header{display:flex;justify-content:space-between;align-items:center;width:100%;padding:12px 16px;background:var(--bg-panel);border-radius:var(--radius-md)}.pvp-game-players{display:flex;gap:16px}.pvp-game-player{font-weight:600}.pvp-game-tick{font-family:var(--font-mono);color:var(--text-secondary)}.pvp-game-canvas{display:flex;align-items:center;justify-content:center}.pvp-game-loading{width:600px;height:600px;display:flex;align-items:center;justify-content:center;background:var(--bg-panel);border-radius:var(--radius-lg);color:var(--text-secondary)}.pvp-game-result{position:fixed;top:0;right:0;bottom:0;left:0;background:#000c;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:24px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:100}.pvp-game-result h2{font-size:2.5rem;margin:0}.pvp-game-result.winner h2{color:var(--accent-success)}.pvp-game-result.draw h2{color:#f59e0b}.pvp-results-list{display:flex;flex-direction:column;gap:8px;background:var(--bg-panel);padding:20px;border-radius:var(--radius-md);min-width:300px}.pvp-result-item{display:flex;justify-content:space-between;padding:8px;background:var(--bg-surface);border-radius:var(--radius-sm)}.pvp-result-name{font-weight:600}.pvp-result-steps{color:var(--text-secondary);font-family:var(--font-mono)}.arena-container{flex:1;display:flex;overflow:hidden}.arena-sidebar{width:320px;background:var(--bg-panel);border-right:1px solid var(--border-color);padding:20px;display:flex;flex-direction:column;gap:20px;overflow-y:auto}.arena-section{display:flex;flex-direction:column;gap:12px}.arena-section-title{font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);font-weight:600}.robot-info{display:flex;justify-content:space-between;font-size:.875rem;padding:8px;background:var(--bg-surface);border-radius:var(--radius-sm)}.robot-info-label{color:var(--text-secondary)}.robot-info-value{color:var(--text-primary);font-weight:500}.opponent-list{display:flex;flex-direction:column;gap:8px}.opponent-card{padding:12px;background:var(--bg-surface);border:2px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;transition:all .2s}.opponent-card:hover{border-color:var(--text-tertiary)}.opponent-card.selected{border-color:var(--accent-primary);background:#3b82f61a}.opponent-name{font-weight:600;font-size:.9rem;margin-bottom:4px}.opponent-desc{font-size:.75rem;color:var(--text-secondary)}.arena-play-btn{width:100%;padding:16px;font-size:1.1rem;font-weight:600}.arena-result{padding:16px;border-radius:var(--radius-md);text-align:center}.arena-result.player{background:#10b98133;border:1px solid var(--accent-success)}.arena-result.opponent{background:#ef444433;border:1px solid var(--accent-danger)}.arena-result.draw{background:#fbbf2433;border:1px solid #fbbf24}.arena-result-title{font-size:1.25rem;font-weight:700;margin-bottom:8px}.arena-result-stats{font-size:.875rem;color:var(--text-secondary)}.arena-game-area{flex:1;display:flex;align-items:center;justify-content:center;padding:20px;background:var(--bg-app)}.arena-game{max-width:900px}.arena-header{display:flex;justify-content:space-between;align-items:center}.arena-players{display:flex;align-items:center;gap:12px}.arena-player{font-weight:600;font-size:.9rem}.arena-player.player{color:var(--accent-success)}.arena-player.opponent{color:var(--accent-danger)}.arena-vs{color:var(--text-tertiary);font-size:.75rem}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:var(--bg-app)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:5px;border:2px solid var(--bg-app)}::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}.api-reference{flex:1;display:flex;overflow:hidden;background:var(--bg-app)}.api-sidebar{width:280px;background:var(--bg-panel);border-right:1px solid var(--border-color);display:flex;flex-direction:column;overflow-y:auto}.api-sidebar-header{padding:24px 20px 16px;border-bottom:1px solid var(--border-color);background:linear-gradient(135deg,#3b82f61a,#8b5cf60d)}.api-sidebar-header h2{margin:0 0 4px;font-size:1.25rem;font-weight:700;background:linear-gradient(135deg,#60a5fa,#a78bfa);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.api-sidebar-header p{margin:0;font-size:.8rem;color:var(--text-secondary)}.api-search{padding:16px 20px;border-bottom:1px solid var(--border-color)}.api-search .input{width:100%;background:var(--bg-surface)}.api-nav{padding:12px;display:flex;flex-direction:column;gap:4px}.api-nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border:none;background:transparent;border-radius:var(--radius-md);cursor:pointer;transition:all .2s;text-align:left;color:var(--text-secondary)}.api-nav-item:hover{background:var(--bg-surface);color:var(--text-primary)}.api-nav-item.active{background:#3b82f626;color:var(--text-primary);border-left:3px solid var(--cat-color, var(--accent-primary))}.api-nav-icon{font-size:1.1rem}.api-nav-label{flex:1;font-size:.875rem;font-weight:500}.api-nav-count{background:var(--bg-surface);padding:2px 8px;border-radius:10px;font-size:.7rem;font-weight:600;color:var(--text-tertiary)}.api-sidebar-section{padding:16px 20px;border-top:1px solid var(--border-color)}.api-sidebar-section h3{margin:0 0 12px;font-size:.7rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-tertiary);font-weight:600}.quick-tip{background:var(--bg-surface);border-radius:var(--radius-md);padding:12px;border:1px solid var(--border-color)}.quick-tip-title{font-weight:600;font-size:.85rem;margin-bottom:6px;color:var(--text-primary)}.quick-tip p{margin:0;font-size:.8rem;color:var(--text-secondary);line-height:1.5}.quick-tip code{background:#3b82f633;padding:1px 5px;border-radius:3px;font-family:var(--font-mono);font-size:.75rem;color:#60a5fa}.game-rules{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.game-rules li{display:flex;align-items:center;gap:8px;font-size:.8rem;color:var(--text-secondary)}.rule-icon{font-size:1rem}.api-content{flex:1;overflow-y:auto;padding:24px 32px;background:linear-gradient(180deg,var(--bg-app) 0%,#0c0c0f 100%)}.api-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--border-color)}.api-header h1{margin:0;font-size:1.75rem;font-weight:700;color:var(--text-primary);display:flex;align-items:center;gap:12px}.api-header-icon{font-size:1.5rem}.api-count{font-size:.875rem;color:var(--text-tertiary);background:var(--bg-surface);padding:6px 12px;border-radius:20px}.api-empty{text-align:center;padding:60px 20px;color:var(--text-tertiary)}.api-empty-icon{font-size:3rem;display:block;margin-bottom:12px;opacity:.5}.api-grid{display:grid;gap:20px}.api-card{background:var(--bg-panel);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:20px;transition:all .2s}.api-card:hover{border-color:var(--text-tertiary);box-shadow:0 8px 30px #0000004d}.api-card-header{margin-bottom:12px;padding-bottom:12px;border-bottom:1px solid var(--border-color)}.api-card-title{display:flex;align-items:center;gap:10px;margin-bottom:8px}.api-card-category{width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:6px;font-size:.9rem}.api-card-title h3{margin:0;font-size:1.1rem;font-weight:600;font-family:var(--font-mono);color:var(--text-primary)}.api-signature{display:inline-block;background:var(--bg-surface);padding:6px 12px;border-radius:var(--radius-sm);font-family:var(--font-mono);font-size:.8rem;color:#60a5fa;border:1px solid var(--border-color)}.api-description{margin:0 0 16px;font-size:.9rem;line-height:1.6;color:var(--text-secondary)}.api-section{margin-top:16px}.api-section h4{margin:0 0 8px;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-tertiary);font-weight:600}.api-params{display:flex;flex-direction:column;gap:8px}.api-param{display:flex;align-items:baseline;gap:8px;font-size:.85rem;flex-wrap:wrap}.param-name{font-family:var(--font-mono);color:#f59e0b;background:#f59e0b26;padding:2px 6px;border-radius:3px}.param-type{font-family:var(--font-mono);color:var(--text-tertiary);font-size:.8rem}.param-desc{color:var(--text-secondary)}.api-return{display:flex;align-items:baseline;gap:10px;font-size:.85rem;flex-wrap:wrap}.return-type{font-family:var(--font-mono);color:#10b981;background:#10b98126;padding:2px 8px;border-radius:3px}.api-example{margin:0;padding:16px;background:#0d1117;border-radius:var(--radius-md);border:1px solid #21262d;overflow-x:auto}.api-example code{font-family:var(--font-mono);font-size:.8rem;line-height:1.6;color:#e6edf3;white-space:pre}.api-tips{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:6px}.api-tips li{font-size:.85rem;color:var(--text-secondary);line-height:1.5}.api-best-practices{margin-top:48px;padding-top:32px;border-top:1px solid var(--border-color)}.api-best-practices h2{margin:0 0 24px;font-size:1.5rem;font-weight:700;color:var(--text-primary)}.practice-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:20px}.practice-card{background:var(--bg-panel);border:1px solid var(--border-color);border-radius:var(--radius-lg);overflow:hidden}.practice-card h3{margin:0;padding:16px 20px;font-size:1rem;font-weight:600;background:var(--bg-surface);border-bottom:1px solid var(--border-color)}.practice-content{padding:16px 20px}.practice-content p{margin:0 0 12px;font-size:.875rem;color:var(--text-secondary);line-height:1.6}.practice-content pre{margin:0;padding:12px;background:#0d1117;border-radius:var(--radius-md);overflow-x:auto}.practice-content code{font-family:var(--font-mono);font-size:.75rem;line-height:1.6;color:#e6edf3;white-space:pre}.api-language-guide{margin-top:48px;padding-top:32px;border-top:1px solid var(--border-color)}.api-language-guide h2{margin:0 0 8px;font-size:1.5rem;font-weight:700;color:var(--text-primary)}.guide-intro{margin:0 0 24px;font-size:.9rem;color:var(--text-secondary)}.language-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}.language-card{background:var(--bg-panel);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:16px}.language-card h4{margin:0 0 12px;font-size:.9rem;font-weight:600;color:var(--text-primary)}.language-card pre{margin:0;padding:12px;background:#0d1117;border-radius:var(--radius-sm);overflow-x:auto}.language-card code{font-family:var(--font-mono);font-size:.75rem;line-height:1.6;color:#e6edf3;white-space:pre}.text-goswarm-accent{color:#22c55e}