header{background:var(--bg-secondary);border-bottom:1px solid var(--border-color);padding:1rem 2rem;position:relative;z-index:100;transition:background-color var(--transition),border-color var(--transition)}.header-content{display:flex;justify-content:space-between;align-items:center;flex-wrap:nowrap;gap:0.75rem 1.5rem}.header-branding{display:flex;align-items:center;gap:1rem;flex:0 1 auto;min-width:0}.tabs{flex:1 1 auto;min-width:0}.header-actions{display:flex;align-items:center;gap:0.75rem;flex:0 1 auto;justify-content:flex-end;flex-wrap:wrap;min-height:36px}h1{flex:0 0 auto;font-weight:600;font-size:1.5rem;line-height:1.1;letter-spacing:-0.02em;color:var(--text-primary)}.domain-switcher{position:relative;display:inline-flex;align-items:center;width:clamp(11rem,15vw,13rem);min-width:11rem}.domain-switcher::after{content:'▾';position:absolute;right:0.85rem;top:50%;transform:translateY(-50%);color:var(--text-muted);font-size:0.8rem;pointer-events:none}.domain-switcher .domain-switch-select{width:100%;min-width:0;appearance:none;-webkit-appearance:none;padding:0.7rem 2.3rem 0.7rem 0.95rem;border:1px solid color-mix(in srgb,var(--border-color) 72%,transparent);border-radius:999px;background:linear-gradient(180deg,color-mix(in srgb,var(--bg-tertiary) 82%,white 4%),color-mix(in srgb,var(--bg-secondary) 92%,black 4%));box-shadow:0 12px 32px color-mix(in srgb,var(--shadow) 75%,transparent),inset 0 1px 0 color-mix(in srgb,white 18%,transparent);backdrop-filter:blur(18px);color:var(--text-primary);font:inherit;font-size:0.82rem;font-weight:600;letter-spacing:0.04em;cursor:pointer;transition:border-color var(--transition),box-shadow var(--transition),color var(--transition)}.domain-switcher .domain-switch-select:hover,.domain-switcher .domain-switch-select:focus{border-color:var(--text-muted);box-shadow:0 12px 32px color-mix(in srgb,var(--shadow) 75%,transparent),inset 0 1px 0 color-mix(in srgb,white 18%,transparent),0 0 0 1px color-mix(in srgb,var(--text-primary) 12%,transparent)}.domain-switcher .domain-switch-select option{color:var(--text-primary);background:var(--bg-secondary)}[data-domain-tabs="pathfinding"] .tab-glider{opacity:1}body[data-domain="pathfinding"] .swipe-hint,body[data-domain="pathfinding"] #mobile-nav,body[data-domain="pathfinding"] #mobile-fab,body[data-domain="pathfinding"] #mobile-more-menu,body[data-domain="pathfinding"] .mobile-more-overlay{display:none !important}.theme-toggle{display:flex;align-items:center;gap:0.75rem}.theme-toggle-btn{width:48px;height:26px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:13px;cursor:pointer;position:relative;transition:all var(--transition)}.theme-toggle-btn::after{content:'';position:absolute;width:20px;height:20px;background:var(--text-primary);border-radius:50%;top:2px;left:2px;transition:transform var(--transition)}[data-theme="light"] .theme-toggle-btn::after{transform:translateX(22px)}.theme-label{font-size:0.75rem;text-transform:uppercase;letter-spacing:0.1em;color:var(--text-muted);line-height:1}.account-slot{position:relative;display:flex;align-items:center;justify-content:flex-end;flex:0 0 var(--account-slot-width,176px);min-width:var(--account-slot-width,176px);min-height:36px}.account-slot[data-auth-state="guest"] .auth-buttons,.account-slot[data-auth-state="user"] .user-profile{visibility:visible;pointer-events:auto}.account-slot[data-auth-state="guest"] .user-profile,.account-slot[data-auth-state="user"] .auth-buttons{visibility:hidden;pointer-events:none}.docs-link{color:var(--text-muted);text-decoration:none;font-size:0.8rem;text-transform:uppercase;letter-spacing:0.08em;padding:0.5rem 1rem;border:1px solid var(--border-color);border-radius:6px;transition:all var(--transition);line-height:1}.docs-link:hover{color:var(--text-primary);border-color:var(--text-muted)}.pwa-install-btn{display:flex;align-items:center;gap:0.4rem;color:var(--text-muted);background:none;font-size:0.8rem;text-transform:uppercase;letter-spacing:0.08em;padding:0.5rem 1rem;border:1px solid var(--border-color);border-radius:6px;cursor:pointer;transition:all var(--transition);font-family:inherit;line-height:1}.pwa-install-btn:hover{color:var(--text-primary);border-color:var(--text-muted)}.auth-buttons{position:absolute;inset:0;display:flex;align-items:center;justify-content:flex-end;gap:0.5rem}.auth-link{color:var(--text-muted);text-decoration:none;font-size:0.8rem;text-transform:uppercase;letter-spacing:0.08em;padding:0.5rem 1rem;border:1px solid var(--border-color);border-radius:6px;transition:all var(--transition);line-height:1;white-space:nowrap}.auth-link:hover{color:var(--text-primary);border-color:var(--text-muted)}.user-profile{position:absolute;inset:0;display:flex;align-items:center;justify-content:flex-end}.profile-avatar{width:36px;height:36px;border-radius:50%;border:2px solid var(--border-color);background:var(--bg-tertiary);cursor:pointer;padding:0;display:flex;align-items:center;justify-content:center;overflow:hidden;transition:border-color var(--transition)}.profile-avatar:hover{border-color:var(--text-muted)}.profile-avatar img{width:100%;height:100%;object-fit:cover}.avatar-placeholder{width:100%;height:100%;background:linear-gradient(135deg,#444,#666);display:flex;align-items:center;justify-content:center;font-size:0.9rem;font-weight:600;color:white}.profile-dropdown{position:absolute;top:calc(100%+8px);right:0;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;padding:0.5rem 0;min-width:200px;box-shadow:0 4px 20px var(--shadow);opacity:0;visibility:hidden;transform:translateY(-10px);transition:all 0.2s ease;z-index:1000}.user-profile.open .profile-dropdown{opacity:1;visibility:visible;transform:translateY(0)}.profile-info{padding:0.75rem 1rem;display:flex;flex-direction:column;gap:0.25rem}@media (max-width:1180px){.header-content{flex-wrap:wrap}.header-branding{width:100%;justify-content:space-between}}@media (max-width:768px){.header-branding{flex-direction:column;align-items:stretch}.domain-switcher{width:100%}}.profile-name{font-weight:600;color:var(--text-primary);font-size:0.9rem}.profile-email{font-size:0.75rem;color:var(--text-muted)}.profile-dropdown hr{border:none;border-top:1px solid var(--border-color);margin:0.25rem 0}.dropdown-item{width:100%;padding:0.6rem 1rem;background:none;border:none;color:var(--text-secondary);font-size:0.85rem;text-align:left;cursor:pointer;transition:background var(--transition)}.dropdown-item:hover{background:var(--bg-tertiary);color:var(--text-primary)}.tabs{display:flex;background:var(--bg-tertiary);padding:4px;border-radius:8px;border:1px solid var(--border-color);position:relative;isolation:isolate;min-height:46px;max-width:100%;overflow-x:auto;overflow-y:hidden;scrollbar-width:none}.tabs::-webkit-scrollbar{display:none}.tab-glider{position:absolute;top:4px;left:0;height:calc(100% - 8px);background:var(--bg-primary);border-radius:6px;z-index:1;transition:none;box-shadow:0 1px 3px var(--shadow);pointer-events:none}.tabs.glider-ready .tab-glider{transition:transform 0.25s cubic-bezier(0.2,0,0.2,1),width 0.25s cubic-bezier(0.2,0,0.2,1)}.tab-btn{background:transparent;border:none;color:var(--text-muted);padding:0.5rem 1.25rem;border-radius:6px;cursor:pointer;font-family:inherit;font-size:0.875rem;font-weight:500;transition:color 0.15s ease;position:relative;z-index:2;flex:1 1 0;user-select:none;-webkit-user-select:none;touch-action:none;white-space:nowrap}.tab-btn:hover{color:var(--text-secondary)}.tab-btn.active{background:transparent;color:var(--text-primary)}.tab-btn.is-unavailable,.tab-btn[aria-disabled="true"]{color:var(--text-muted);opacity:0.5;cursor:not-allowed}.tab-btn.is-unavailable:hover,.tab-btn[aria-disabled="true"]:hover{color:var(--text-muted)}.tab-btn.hover-preview{color:var(--text-primary);text-shadow:0 0 10px rgba(255,255,255,0.3)}.tab-btn:focus-visible{outline:2px solid var(--bar-compare);outline-offset:-2px}#section-visualizer{display:none;position:relative;background:var(--bg-primary)}body.page-lock-visualizer #section-visualizer{min-height:0;overflow:hidden;gap:0.35rem;padding-bottom:0.75rem}.toolbar{background:var(--bg-secondary);border-bottom:1px solid var(--border-color);padding:1rem 2rem;transition:all var(--transition);display:flex;flex-direction:column;gap:0.75rem}.stats{display:flex;flex-wrap:wrap;gap:0.25rem 1.5rem;font-family:'SF Mono','Consolas',monospace;font-size:0.8rem;color:var(--text-secondary);background:var(--bg-tertiary);padding:0.5rem 1rem;border-radius:6px;border:1px solid var(--border-color);justify-content:center;width:fit-content;max-width:100%;align-self:center}.stats span{color:var(--text-primary);font-weight:500}.select-wrapper select{min-width:180px}.advanced-options{background:var(--bg-secondary);border-bottom:1px solid var(--border-color)}.advanced-toggle{width:100%;display:flex;justify-content:space-between;align-items:center;padding:0.75rem 2rem;background:transparent;border:none;color:var(--text-muted);font-family:inherit;font-size:0.75rem;text-transform:uppercase;letter-spacing:0.08em;cursor:pointer;transition:all var(--transition)}.advanced-toggle:hover{color:var(--text-secondary);background:var(--bg-tertiary)}.toggle-icon{transition:transform 0.2s ease}.advanced-options.open .toggle-icon{transform:rotate(180deg)}.advanced-content{display:none;padding:1rem 2rem 1.25rem;gap:2rem;flex-wrap:wrap;border-top:1px solid var(--border-color)}.advanced-options.open .advanced-content{display:flex}.option-group{display:flex;align-items:center;gap:0.75rem}.option-group label{font-size:0.8rem;color:var(--text-secondary)}.option-group select{min-width:140px}.option-group input[type="checkbox"]{width:16px;height:16px;cursor:pointer;accent-color:var(--bar-sorted)}.save-load-group{flex-direction:column;align-items:flex-start;gap:0.5rem}.save-load-buttons{display:flex;gap:0.5rem}.save-load-buttons .btn{padding:0.4rem 0.8rem;font-size:0.75rem}.custom-array-group{flex-direction:column;align-items:flex-start !important;gap:0.5rem !important}.custom-array-group>label{display:flex;align-items:baseline;gap:0.5rem}.custom-array-group>label small{font-size:0.65rem;color:var(--text-muted);opacity:0.8}.custom-array-wrapper{display:flex;gap:0.5rem}.custom-array-wrapper input[type="text"]{flex:1;min-width:180px;background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color);padding:0.5rem 0.75rem;border-radius:6px;font-family:inherit;font-size:0.8rem;outline:none;transition:all var(--transition)}.custom-array-wrapper input[type="text"]:focus{border-color:var(--text-muted)}.custom-array-wrapper input[type="text"]::placeholder{color:var(--text-muted);opacity:0.6}.custom-array-upload{display:flex;align-items:center;gap:0.5rem;margin-top:0.25rem}.custom-array-upload .btn{display:flex;align-items:center;gap:0.35rem}.upload-hint{font-size:0.65rem;color:var(--text-muted);opacity:0.7}.custom-array-mini{display:flex;align-items:center;gap:0.5rem}.custom-array-config label,.custom-array-bench label{display:flex;align-items:baseline;gap:0.35rem}.custom-array-config label small,.custom-array-bench label small{font-size:0.65rem;color:var(--text-muted);opacity:0.8}.custom-status{font-size:0.7rem;color:var(--bar-sorted);font-family:'SF Mono','Consolas',monospace}.custom-status.error{color:var(--bar-swap)}.custom-status.loaded{color:var(--bar-sorted)}.compare-custom-indicator{background:var(--bg-tertiary);border:1px solid var(--bar-sorted);padding:0.35rem 0.75rem;border-radius:20px;font-size:0.75rem;color:var(--bar-sorted);display:flex;align-items:center;gap:0.4rem}.stats-panel{position:absolute;top:1.5rem;left:1.5rem;background:var(--bg-secondary);padding:0.75rem 1.25rem;border-radius:6px;border:1px solid var(--border-color);display:flex;gap:2rem;font-family:'SF Mono','Consolas',monospace;font-size:0.8rem;color:var(--text-secondary);z-index:10;transition:all var(--transition)}.stats-panel span{color:var(--text-primary);font-weight:600}#visualizer-container{flex:1;display:flex;align-items:flex-end;justify-content:center;width:100%;padding:2.5rem 4rem 0;min-height:clamp(300px,46vh,560px);aspect-ratio:16 / 7;overflow:visible;transition:opacity 0.25s ease-in-out}body.page-lock-visualizer #visualizer-container{min-height:0;aspect-ratio:auto;padding:1rem 4rem 0;overflow:hidden}#visualizer-container canvas{display:block;width:100%;height:100%}#visualizer-container.mode-switching{opacity:0}.bar{flex:1;min-width:1px;background:var(--bar-default);margin:0;border-radius:1px 1px 0 0;transition:height 0.08s ease-out,background-color 0.1s;opacity:0.85;position:relative}.bar.compare{background:var(--bar-compare) !important;opacity:1}.bar.swap{background:var(--bar-swap) !important;opacity:1}.bar.sorted{background:var(--bar-sorted) !important;opacity:1}.bar.show-value::before{content:attr(data-value);position:absolute;top:4px;left:50%;transform:translateX(-50%) rotate(-90deg);transform-origin:center center;font-size:0.6rem;font-weight:600;color:rgba(0,0,0,0.7);white-space:nowrap;pointer-events:none}.progress-container{width:100%;max-width:calc(100% - 8rem);margin:0.5rem 4rem;height:4px;background:var(--bg-tertiary);border-radius:2px;position:relative;display:none}body.page-lock-visualizer #section-visualizer .progress-container{width:auto;max-width:none;margin:0.35rem 4rem 0;flex-shrink:0}.progress-container.active{display:block}.progress-bar{height:100%;width:0%;background:var(--text-primary);border-radius:2px;transition:width 0.3s cubic-bezier(0.4,0,0.2,1)}.progress-text{position:absolute;right:0;top:-18px;font-size:0.7rem;color:var(--text-muted);font-family:'SF Mono','Consolas',monospace}.confetti-container{position:fixed;top:0;left:0;width:100%;height:100vh;pointer-events:none;z-index:9999;overflow:hidden}.confetti{position:absolute;width:10px;height:10px;opacity:0;animation:confetti-fall 3s ease-out forwards}@keyframes confetti-fall{0%{opacity:1;transform:translateY(-100px) rotate(0deg)}100%{opacity:0;transform:translateY(100vh) rotate(720deg)}}.keyboard-hints{position:fixed;bottom:6rem;right:1.5rem;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;padding:0.75rem 1rem;font-size:0.7rem;color:var(--text-muted);z-index:100;opacity:0.7;transform:translateX(0);transition:opacity var(--transition),transform 0.3s ease-in-out}.keyboard-hints.hidden{transform:translateX(calc(100%+2rem));opacity:0;pointer-events:none}.keyboard-hints:hover{opacity:1}.keyboard-hints kbd{display:inline-block;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:3px;padding:0.15rem 0.4rem;font-family:'SF Mono','Consolas',monospace;font-size:0.65rem;margin-right:0.25rem}.keyboard-shortcuts-modal{position:fixed;inset:0;background:rgba(0,0,0,0.65);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:10000}.keyboard-shortcuts-card{position:relative;width:min(96vw,940px);max-height:86vh;overflow:auto;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:14px;padding:1.4rem 1.2rem 1.25rem}.keyboard-shortcuts-card h2{margin:0 0 0.45rem;color:var(--text-primary);font-size:1.08rem}.keyboard-shortcuts-note{margin:0 0 1rem;color:var(--text-muted);font-size:0.82rem}.keyboard-shortcuts-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1rem 1.1rem}.keyboard-shortcuts-grid section{border:1px solid var(--border-color);border-radius:10px;padding:0.8rem 0.75rem;background:var(--bg-tertiary)}.keyboard-shortcuts-grid h3{margin:0 0 0.55rem;color:var(--text-primary);font-size:0.85rem;font-weight:650}.keyboard-shortcuts-close{position:absolute;top:0.55rem;right:0.75rem;border:0;background:transparent;color:var(--text-muted);font-size:1.4rem;line-height:1;cursor:pointer}.keyboard-shortcuts-close:hover{color:var(--text-primary)}.keyboard-shortcuts-list{list-style:none;margin:0;padding:0;display:grid;gap:0.35rem}.keyboard-shortcuts-list li{display:flex;align-items:center;gap:0.4rem;color:var(--text-secondary);font-size:0.8rem;flex-wrap:wrap}.keyboard-shortcuts-list kbd{min-width:2.2rem;text-align:center;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:6px;padding:0.12rem 0.36rem;font-family:'SF Mono','Consolas',monospace;color:var(--text-primary);font-size:0.7rem}@media (max-width:768px) and (orientation:portrait),(max-width:480px){#section-visualizer{padding:0 !important;display:flex;flex-direction:column}.toolbar{padding:0.6rem 0.75rem !important;border-bottom:1px solid var(--border-color);flex-shrink:0}.toolbar .controls{display:flex !important;flex-direction:column !important;gap:0.6rem !important}.toolbar .slider-stack{display:flex;flex-direction:row;gap:0.6rem;width:fit-content;max-width:100%;margin-inline:auto;justify-content:center;align-items:center}.toolbar .slider-stack .control-group{flex:0 1 auto;width:min(44vw,220px);min-width:0}.toolbar .slider-stack .control-group label{text-align:center;white-space:nowrap}.toolbar .control-group{width:100%}.toolbar .control-group label{font-size:0.75rem}.toolbar .select-wrapper{width:100%}.toolbar .select-wrapper select{width:100%;min-width:0;max-width:100%}.toolbar input[type="range"]{width:100%}.toolbar .separator{display:none !important}.toolbar .stats{font-size:0.7rem;padding:0.4rem 0.5rem;background:var(--bg-tertiary);border-radius:6px;text-align:center;white-space:normal;word-break:break-word;overflow-wrap:break-word;line-height:1.5;max-width:100%;flex-wrap:wrap;gap:0.25rem 0.5rem}.toolbar .control-group:last-child{flex-direction:row !important;gap:0.4rem !important}.toolbar .control-group:last-child .btn{flex:1;min-height:40px;font-size:0.85rem}.advanced-options{display:block !important;border-bottom:1px solid var(--border-color);flex-shrink:0}.advanced-toggle{padding:0.6rem 0.75rem !important;font-size:0.8rem !important}.advanced-content{padding:0.5rem 0.75rem 0.75rem !important}.advanced-content .option-group{flex-direction:row;justify-content:space-between;align-items:center;width:100%;padding:0.5rem 0;border-bottom:1px solid var(--border-color)}.advanced-content .option-group:last-child{border-bottom:none}.advanced-content .option-group label{font-size:0.8rem;flex-shrink:0}.advanced-content .option-group select{max-width:55%}.advanced-content .save-load-group{flex-wrap:wrap}.advanced-content .save-load-buttons{gap:0.4rem}.advanced-content .custom-array-group{flex-direction:column !important;align-items:stretch !important}.advanced-content .custom-array-wrapper{width:100%}.advanced-content .custom-array-wrapper input{width:100%}#visualizer-container{flex:1;padding:0.5rem 0.5rem 5rem !important;min-height:45vh}.progress-container{max-width:100%;margin:0.25rem 0.5rem}#main-scrubber-wrap{left:0.5rem;right:0.5rem;bottom:68px;z-index:150}}#section-compare{display:none;padding:2rem;overflow-y:auto;background:var(--bg-primary)}#section-compare.active-section{display:flex;flex-direction:column;align-items:center;flex:1}.compare-header{text-align:center;margin-bottom:1.5rem}.compare-header h2{font-size:1.5rem;font-weight:600;color:var(--text-primary)}.compare-header p{color:var(--text-muted);font-size:0.875rem}.compare-controls{display:flex;gap:2rem;align-items:center;justify-content:center;margin-bottom:1.5rem;background:var(--bg-secondary);padding:1rem 1.5rem;border-radius:8px;border:1px solid var(--border-color);flex-wrap:wrap}.compare-config{display:flex;gap:1.5rem}.compare-actions{display:flex;gap:0.75rem}.race-count{margin-bottom:1rem;font-size:0.875rem;color:var(--text-muted);background:var(--bg-tertiary);padding:0.5rem 1rem;border-radius:20px}.race-count span{color:var(--bar-compare);font-weight:600}.compare-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:0.75rem;width:100%;margin-top:1rem;padding-bottom:2rem}.compare-grid.compare-layout-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}.compare-grid.compare-layout-columns{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}.compare-grid.compare-layout-stack{grid-template-columns:1fr}.compare-grid.compare-layout-spotlight{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.compare-grid.compare-layout-spotlight .compare-panel:first-child{grid-column:1 / -1;height:340px}.compare-panel{display:flex;flex-direction:column;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;padding:1rem;height:280px;position:relative;transition:transform 0.25s cubic-bezier(0.2,0,0,1),box-shadow 0.25s cubic-bezier(0.2,0,0,1),opacity 0.2s;overflow:hidden}.compare-grid.compare-layout-stack .compare-panel{height:220px}.compare-panel:hover{transform:translateY(-2px);box-shadow:0 4px 12px var(--shadow)}.compare-panel .panel-header.drag-handle{cursor:grab;user-select:none;-webkit-user-select:none;touch-action:none;-webkit-touch-callout:none}.compare-panel .panel-header.drag-handle:active{cursor:grabbing}.compare-panel.drag-source{position:absolute !important;opacity:0 !important;pointer-events:none;width:0 !important;height:0 !important;overflow:hidden !important;padding:0 !important;margin:0 !important;border:none !important}.drag-ghost{position:fixed;z-index:9999;pointer-events:none;opacity:0;border-radius:12px;box-shadow:0 8px 30px rgba(0,0,0,0.25),0 0 0 2px var(--accent);transform:scale(1.03);overflow:hidden;background:var(--bg-secondary);transition:opacity 0.3s ease,transform 0.3s ease,box-shadow 0.3s ease}.drag-ghost.drag-ghost-visible{opacity:0.88}.drag-placeholder{border-radius:12px;border:2px dotted var(--accent) !important;background:var(--bg-secondary) !important;opacity:0;pointer-events:none;box-sizing:border-box;transition:opacity 0.35s ease !important;overflow:hidden}.drag-placeholder.drag-placeholder-visible{opacity:0.35}.drag-placeholder .compare-visualizer,.drag-placeholder .panel-stats,.drag-placeholder .panel-status,.drag-placeholder .race-canvas{visibility:hidden}.drag-placeholder .panel-header{opacity:0.6;pointer-events:none}.compare-panel .remove-panel{position:absolute;top:0.5rem;right:0.5rem;background:transparent;border:none;color:var(--text-muted);cursor:pointer;font-size:1rem;padding:0.25rem 0.5rem;border-radius:4px;opacity:0.6;transition:all 0.2s}.compare-panel .remove-panel:hover{opacity:1;background:rgba(231,76,60,0.2);color:#e74c3c}.compare-panel.winner{border-color:var(--bar-sorted);box-shadow:0 0 20px rgba(46,204,113,0.3)}.compare-panel.rank-1{border-color:#ffd700;box-shadow:0 0 15px rgba(255,215,0,0.3)}.compare-panel.rank-2{border-color:#c0c0c0;box-shadow:0 0 10px rgba(192,192,192,0.3)}.compare-panel.rank-3{border-color:#cd7f32;box-shadow:0 0 10px rgba(205,127,50,0.3)}.panel-rank{position:absolute;top:-10px;left:50%;transform:translateX(-50%);background:var(--bg-primary);padding:0.25rem 0.75rem;border-radius:12px;font-size:0.75rem;font-weight:700;border:2px solid var(--border-color)}.rank-1 .panel-rank{border-color:#ffd700;color:#ffd700}.rank-2 .panel-rank{border-color:#c0c0c0;color:#c0c0c0}.rank-3 .panel-rank{border-color:#cd7f32;color:#cd7f32}.leaderboard{background:var(--bg-secondary);border-radius:12px;padding:1.5rem;border:1px solid var(--border-color);margin-top:1rem;max-width:800px;margin-left:auto;margin-right:auto}.leaderboard h3{font-size:1.25rem;font-weight:600;margin-bottom:1rem;text-align:center;color:var(--text-primary)}.leaderboard-table{width:100%;border-collapse:collapse;font-size:0.875rem}.leaderboard-table th,.leaderboard-table td{padding:0.75rem 1rem;text-align:left;border-bottom:1px solid var(--border-color)}.leaderboard-table th{background:var(--bg-tertiary);color:var(--text-muted);font-weight:500;text-transform:uppercase;font-size:0.7rem;letter-spacing:0.05em}.leaderboard-table td{color:var(--text-secondary);font-family:'SF Mono','Consolas',monospace}.leaderboard-table td:first-child{font-weight:700;color:var(--text-primary)}.leaderboard-table td:nth-child(2){font-family:inherit;color:var(--text-primary)}.leaderboard-table .winner-row{background:rgba(46,204,113,0.1)}.leaderboard-table .winner-row td{color:var(--bar-sorted);font-weight:600}.leaderboard-table .winner-row td:first-child::before{content:'#1 '}.compare-result.has-leaderboard{background:transparent;padding:0}.val-time{color:var(--accent) !important;font-weight:600}.panel-header{display:flex;flex-direction:column;align-items:stretch;margin-bottom:0.5rem}.drag-dots{display:flex;justify-content:center;align-items:center;gap:5px;padding:4px 1rem 6px;margin:0 -1rem;cursor:grab;touch-action:none;-webkit-touch-callout:none}.drag-dots span{width:5px;height:5px;border-radius:50%;background:var(--text-muted);opacity:0.45;transition:opacity 0.2s ease;touch-action:none}.panel-header:hover .drag-dots span,.panel-header:active .drag-dots span{opacity:0.8}.panel-header:active .drag-dots{cursor:grabbing}.panel-header-row{display:flex;flex-wrap:wrap;gap:0.5rem;justify-content:space-between;align-items:center;padding-right:1.5rem;touch-action:none}.algo-select{flex:1;min-width:140px;font-size:0.85rem;padding:0.4rem;background:var(--bg-tertiary);border:1px solid var(--border-color);color:var(--text-primary);border-radius:6px;cursor:pointer}.panel-stats{display:flex;gap:0.75rem;font-size:0.7rem}.panel-stats .stat{font-family:'SF Mono','Consolas',monospace;font-size:0.75rem;color:var(--text-muted)}.compare-visualizer{flex:1 1 0;min-height:0;display:block;position:relative;overflow:hidden}.compare-visualizer canvas.race-canvas{position:absolute;top:0;left:0;width:100%;height:100%;display:block}.compare-visualizer .bar{flex:1 1 0;min-width:0;background:var(--bar-default);margin:0;border-radius:0;opacity:0.8;transition:height 0.05s ease-out,background-color 0.1s;box-shadow:1px 0 0 0 var(--bar-default)}.compare-visualizer .bar.compare{background:var(--bar-compare) !important;box-shadow:1px 0 0 0 var(--bar-compare);opacity:1;z-index:10}.compare-visualizer .bar.swap{background:var(--bar-swap) !important;box-shadow:1px 0 0 0 var(--bar-swap);opacity:1;z-index:10}.compare-visualizer .bar.sorted{background:var(--bar-sorted) !important;box-shadow:1px 0 0 0 var(--bar-sorted);opacity:1}.compare-divider{width:2px;background:var(--border-color);margin:0 0.5rem}.panel-status{text-align:center;padding-top:0.75rem;margin-top:0.75rem;border-top:1px solid var(--border-color);font-size:0.8rem;color:var(--text-muted)}.panel-status.running{color:var(--bar-compare)}.panel-status.done{color:var(--bar-sorted)}.compare-result{margin-top:1.5rem;padding:1rem 2rem;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;text-align:center;font-size:1rem;color:var(--text-secondary)}.compare-result.winner-1{border-color:var(--bar-sorted);color:var(--bar-sorted)}.compare-result.winner-2{border-color:var(--bar-sorted);color:var(--bar-sorted)}.remove-panel-btn{position:absolute;top:0.75rem;right:0.75rem;width:24px;height:24px;border-radius:50%;border:none;background:transparent;color:var(--text-muted);font-size:1.2rem;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all 0.2s;padding:0}.remove-panel-btn:hover{background:rgba(231,76,60,0.1);color:#e74c3c}.race-leaderboard{margin-top:1.5rem;width:100%;max-width:600px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;padding:1.5rem}.race-leaderboard h3{text-align:center;margin-bottom:1rem;color:var(--text-primary)}.leaderboard-list{display:flex;flex-direction:column;gap:0.5rem}.leaderboard-item{display:flex;align-items:center;gap:1rem;padding:0.75rem 1rem;background:var(--bg-tertiary);border-radius:8px;transition:transform 0.2s}.leaderboard-item:hover{transform:translateX(4px)}.leaderboard-rank{font-weight:700;font-size:1.25rem;min-width:2rem}.leaderboard-item:nth-child(1) .leaderboard-rank{color:#ffd700}.leaderboard-item:nth-child(2) .leaderboard-rank{color:#c0c0c0}.leaderboard-item:nth-child(3) .leaderboard-rank{color:#cd7f32}.leaderboard-name{flex:1;color:var(--text-primary);font-weight:500}.leaderboard-time{font-family:'SF Mono',monospace;font-size:0.875rem;color:var(--text-muted)}.race-timer{display:flex;align-items:center;gap:0.5rem;font-size:1.25rem;font-weight:600;font-variant-numeric:tabular-nums;padding:0.5rem 1rem;background:var(--bg-tertiary);border-radius:8px;min-width:120px;justify-content:center}#race-elapsed{color:var(--bar-compare)}.custom-array-group{margin-top:0.5rem}.custom-array-wrapper{display:flex;gap:0.5rem;align-items:center}.custom-array-wrapper input[type="text"]{flex:1;padding:0.5rem 0.75rem;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:6px;color:var(--text-primary);font-size:0.875rem}.custom-array-wrapper input[type="text"]::placeholder{color:var(--text-muted)}@media (max-width:768px) and (orientation:portrait),(max-width:480px){.compare-header h2{font-size:1.1rem}.compare-header p{font-size:0.75rem}.compare-controls{flex-direction:column !important;padding:0.75rem !important;gap:0.75rem !important}.compare-config{flex-direction:column !important;gap:0.5rem !important;width:100% !important}.compare-config .control-group{width:100%}.compare-actions{width:100%;flex-wrap:wrap;justify-content:stretch}.compare-actions .btn{flex:1;min-width:0;min-height:40px}.compare-grid{grid-template-columns:1fr !important;gap:0.75rem}.compare-panel{height:200px}.race-count{font-size:0.85rem}.leaderboard{padding:0.75rem}.leaderboard-table{font-size:0.75rem}.leaderboard-table th,.leaderboard-table td{padding:0.4rem 0.5rem}}#section-benchmark{display:none;padding:2rem;overflow:visible}#section-benchmark.active-section{display:flex;flex-direction:column;flex:0 0 auto;overflow:visible}.benchmark-config{display:flex;flex-wrap:wrap;gap:1rem;align-items:flex-end;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;padding:1.25rem;margin-bottom:1.5rem}.config-item{display:flex;flex-direction:column;gap:0.4rem}.config-item label{font-size:0.8rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.05em}.config-item input,.config-item select{padding:0.5rem 0.75rem;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:8px;color:var(--text-primary);font-size:0.9rem;min-width:120px}.config-item input:focus,.config-item select:focus{outline:none;border-color:var(--text-muted)}.algo-selection{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;padding:1.25rem;margin-bottom:1.5rem}.algo-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.algo-header h3{font-size:1rem;color:var(--text-primary)}.selection-actions{display:flex;gap:0.5rem}.checkbox-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:0.5rem}.checkbox-grid label{display:flex;align-items:center;gap:0.5rem;padding:0.5rem 0.75rem;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:8px;cursor:pointer;font-size:0.85rem;color:var(--text-secondary);transition:all 0.15s ease}.checkbox-grid label:hover{border-color:var(--text-muted);color:var(--text-primary)}.checkbox-grid input[type="checkbox"]{accent-color:var(--text-primary)}.benchmark-progress{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;padding:1.25rem;margin-bottom:1.5rem;opacity:0;transform:translateY(6px);will-change:opacity,transform}.benchmark-progress.is-visible{animation:bench-progress-in 220ms ease forwards}.benchmark-progress.is-exiting{animation:bench-progress-out 200ms ease forwards}@keyframes bench-progress-in{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@keyframes bench-progress-out{from{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(4px)}}.progress-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:0.75rem}.progress-status{font-weight:500;color:var(--text-primary)}.progress-stats{display:inline-flex;align-items:center;gap:0.75rem}.bench-lifecycle-icon{width:64px;height:64px;display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto}.bench-lifecycle-icon svg{width:100%;height:100%;display:block}.bench-lifecycle-icon .bench-morph-path{stroke:var(--text-primary);stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:100;animation:bench-path-cycle 1.5s ease-in-out infinite alternate}.bench-lifecycle-icon .bench-draw{fill:none;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:100;stroke-dashoffset:100;animation:bench-draw-line 0.55s ease forwards}.bench-lifecycle-icon.success .bench-draw{stroke:var(--text-primary);stroke-width:3.8}.bench-lifecycle-icon.error .bench-draw{stroke:#ef4444;stroke-width:3.8}.bench-lifecycle-icon.stopped .bench-draw{stroke:var(--text-muted);stroke-width:3.8}.bench-lifecycle-icon.error .bench-draw.second,.bench-lifecycle-icon.stopped .bench-draw.second{animation-delay:0.15s}@keyframes bench-path-cycle{0%{stroke-dashoffset:100;fill:rgba(255,255,255,0);stroke-width:2}50%{stroke-dashoffset:0;fill:rgba(255,255,255,0);stroke-width:2}80%,100%{stroke-dashoffset:0;fill:currentColor;stroke-width:0}}@keyframes bench-draw-line{to{stroke-dashoffset:0}}.progress-stats{display:flex;gap:1rem;font-size:0.85rem;color:var(--text-muted)}.progress-percent{font-weight:600;color:var(--text-primary)}.progress-bar-wrapper{margin-bottom:0.75rem}.progress-bar-track{height:8px;background:var(--bg-tertiary);border-radius:4px;overflow:hidden}.progress-bar-fill{height:100%;width:0;background:linear-gradient(90deg,#666,#999);border-radius:4px;transition:width 0.3s ease}.progress-current-algo{font-size:0.85rem;color:var(--text-muted)}.current-label{margin-right:0.5rem}.current-algo-name{font-weight:500;color:var(--text-secondary)}.results-container{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;padding:1.25rem;margin-bottom:1.5rem;overflow-x:auto;overflow-y:visible;width:100%}.results-container table{width:max-content;min-width:100%;table-layout:auto;border-collapse:collapse}.results-container thead th{text-align:left;padding:0.75rem 1rem;font-size:0.8rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.05em;border-bottom:2px solid var(--border-color);white-space:nowrap;cursor:default}.results-container thead th.sortable{cursor:pointer;user-select:none}.results-container thead th.sortable:hover{color:var(--text-primary)}.sort-arrow{font-size:0.7rem;margin-left:0.25rem}.results-container tbody td{padding:0.65rem 1rem;font-size:0.9rem;color:var(--text-secondary);border-bottom:1px solid var(--border-color);font-family:'SF Mono','Consolas',monospace}.results-container tbody tr:last-child td{border-bottom:none}.results-container tbody tr:hover{background:var(--bg-tertiary)}.benchmark-export{display:flex;flex-wrap:wrap;align-items:center;gap:0.5rem;padding:0.75rem 0}@media (max-width:768px) and (orientation:portrait),(max-width:480px){#section-benchmark{padding-bottom:80px !important}#section-benchmark h2{font-size:1.1rem}.benchmark-config{flex-direction:column;gap:0.75rem;padding:0.75rem}.benchmark-config .config-item{width:100%}.benchmark-config input[type="number"]{width:100%}.algo-selection{padding:0.75rem}.checkbox-grid{grid-template-columns:1fr 1fr !important}.results-container{overflow-x:auto;-webkit-overflow-scrolling:touch}.results-container table{font-size:0.7rem}.results-container th,.results-container td{padding:0.4rem;white-space:nowrap}.benchmark-export{flex-wrap:wrap;gap:0.4rem}.benchmark-export .btn{font-size:0.75rem}}#section-custom{display:none;padding:0 2rem 2rem 2rem;width:100%;margin:0 auto;flex:1;overflow:auto;min-height:0;--custom-primary-width:minmax(360px,1fr);--custom-resizer-width:12px;--custom-console-height:120px;--custom-row-top-height:1fr;--custom-row-resizer-height:12px}#section-custom.active-section{display:flex;flex-direction:column;flex:1;overflow:auto}.custom-bottom-resizer{width:100%;height:12px;flex-shrink:0;border-radius:12px;background:var(--border-color);cursor:row-resize;position:relative;transition:background 0.2s ease;margin-top:0.5rem}.custom-bottom-resizer::after{content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:48px;height:2px;background:var(--text-muted);border-radius:2px;opacity:0.5;transition:opacity 0.2s ease,background 0.2s ease}.custom-bottom-resizer:hover,.custom-bottom-resizer:focus-visible{background:var(--bar-compare)}.custom-bottom-resizer:hover::after,.custom-bottom-resizer:focus-visible::after{background:var(--bg-primary);opacity:1}.custom-header{margin-bottom:1rem;flex-shrink:0}.custom-workspace{display:grid;grid-template-columns:var(--custom-primary-width,minmax(360px,1fr)) var(--custom-resizer-width,12px) 1fr;grid-template-rows:var(--custom-row-top-height,1fr) var(--custom-row-resizer-height,12px) minmax(200px,1fr);grid-template-areas:"primary resizer secondary"
        "primary resizer row-resizer"
        "primary resizer tertiary";column-gap:1.25rem;row-gap:1rem;flex:1;height:var(--custom-workspace-height,auto);min-height:0;position:relative;overflow:auto}@media (max-width:900px){.custom-workspace{grid-template-columns:1fr;grid-template-rows:var(--custom-mobile-primary-height,auto)
            12px
            var(--custom-mobile-secondary-height,auto)
            12px
            var(--custom-mobile-tertiary-height,auto);grid-template-areas:"primary"
            "resizer"
            "secondary"
            "row-resizer"
            "tertiary";column-gap:0}.custom-pane-resizer{width:100%;height:12px;cursor:row-resize;border-radius:12px}.custom-pane-resizer::after{width:28px;height:2px}.custom-row-resizer{width:100%;height:12px}}[data-slot="primary"]{grid-area:primary}[data-slot="secondary"]{grid-area:secondary}[data-slot="tertiary"]{grid-area:tertiary}.custom-row-resizer{grid-area:row-resizer;height:var(--custom-row-resizer-height,12px);border-radius:12px;background:var(--border-color);cursor:row-resize;position:relative;align-self:stretch;transition:background 0.2s ease}.custom-row-resizer::after{content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:28px;height:2px;background:var(--text-muted);border-radius:2px;opacity:0.5;transition:opacity 0.2s ease,background 0.2s ease}.custom-row-resizer:hover,.custom-row-resizer:focus-visible{background:var(--bar-compare)}.custom-row-resizer:hover::after,.custom-row-resizer:focus-visible::after{background:var(--bg-primary);opacity:1}.custom-pane-resizer{grid-area:resizer;width:var(--custom-resizer-width,12px);border-radius:999px;background:var(--border-color);cursor:col-resize;position:relative;align-self:stretch;transition:background 0.2s ease}.custom-pane-resizer::after{content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:2px;height:28px;background:var(--text-muted);border-radius:2px;opacity:0.5;transition:opacity 0.2s ease,background 0.2s ease}.custom-pane-resizer:hover,.custom-pane-resizer:focus-visible{background:var(--bar-compare)}.custom-pane-resizer:hover::after,.custom-pane-resizer:focus-visible::after{background:var(--bg-primary);opacity:1}.custom-panel{position:relative}.custom-panel-handle{display:inline-flex;align-items:center;justify-content:center;gap:2px;padding:0.15rem 0.4rem;margin-right:0.5rem;border-radius:6px;background:var(--bg-secondary);border:1px solid var(--border-color);color:var(--text-muted);cursor:grab;user-select:none;font-weight:700;letter-spacing:0.08em}.custom-panel-handle:active{cursor:grabbing;background:var(--bg-tertiary)}.custom-panel.custom-dragging{opacity:0.6}.custom-drop-target{outline:2px dashed var(--bar-compare);outline-offset:4px}.editor-pane{display:flex;flex-direction:column;background:var(--bg-secondary);border-radius:12px;border:1px solid var(--border-color);overflow:auto;box-shadow:var(--shadow-sm)}.editor-toolbar{display:flex;justify-content:space-between;align-items:center;padding:0.75rem 1rem;background:var(--bg-tertiary);border-bottom:1px solid var(--border-color)}.editor-title{font-size:0.85rem;font-weight:600;color:var(--text-muted)}.editor-actions{display:flex;gap:0.5rem}.editor-wrapper{flex:1;position:relative;background:#0d1117;overflow:hidden}.code-highlight-pre{position:absolute;top:0;left:0;right:0;bottom:0;margin:0;padding:1rem;border:none;background:transparent;font-family:'Consolas','Monaco','Courier New',monospace;font-size:14px;line-height:1.5;tab-size:4;-moz-tab-size:4;white-space:pre-wrap;word-wrap:break-word;overflow-wrap:break-word;overflow:auto;color:#e6edf3;pointer-events:none;box-sizing:border-box;z-index:0}.code-highlight-pre code{font-family:inherit;font-size:inherit;line-height:inherit;tab-size:inherit;-moz-tab-size:inherit;white-space:inherit;word-wrap:inherit;display:block}.code-highlight-pre .hl-kw{color:#ff7b72}.code-highlight-pre .hl-bi{color:#ffa657}.code-highlight-pre .hl-fn{color:#d2a8ff}.code-highlight-pre .hl-st{color:#a5d6ff}.code-highlight-pre .hl-nu{color:#79c0ff}.code-highlight-pre .hl-cm{color:#8b949e;font-style:italic}.code-highlight-pre .hl-op{color:#ff7b72}.code-highlight-pre .hl-ty{color:#ffa657}.code-highlight-pre .hl-api{color:#7ee787;font-weight:600}.code-highlight-pre [data-ln]{display:block;border-left:3px solid transparent;padding-left:6px;margin-left:-9px;transition:background 0.12s ease,border-color 0.12s ease}.code-highlight-pre .hl-exec-line{border-radius:2px}.code-highlight-pre .hl-exec-cmp{background:rgba(255,213,79,0.12);border-left-color:#ffd54f}.code-highlight-pre .hl-exec-swap{background:rgba(255,107,107,0.14);border-left-color:#ff6b6b}.code-highlight-pre .hl-exec-set{background:rgba(0,229,255,0.10);border-left-color:#00e5ff}#custom-code-editor,#pf-custom-code-editor{position:absolute;top:0;left:0;right:0;bottom:0;width:100%;height:100%;margin:0;padding:1rem;border:none;resize:none;background:transparent;color:#e6edf3;caret-color:#e6edf3;font-family:'Consolas','Monaco','Courier New',monospace;font-size:14px;line-height:1.5;tab-size:4;-moz-tab-size:4;white-space:pre-wrap;word-wrap:break-word;overflow-wrap:break-word;overflow:auto;outline:none;box-sizing:border-box;z-index:1}.editor-wrapper.hl-active #custom-code-editor,.editor-wrapper.hl-active #pf-custom-code-editor{color:transparent}.editor-help{padding:0.5rem 1rem;background:var(--bg-tertiary);border-top:1px solid var(--border-color);color:var(--text-muted);font-size:0.75rem}.editor-help code{background:rgba(255,255,255,0.1);padding:0.1rem 0.3rem;border-radius:3px;color:var(--text-primary)}.visualizer-pane{display:flex;flex-direction:column;background:var(--bg-secondary);border-radius:12px;border:1px solid var(--border-color);padding:1.5rem;gap:1rem;box-shadow:var(--shadow-sm);min-height:0;overflow:auto}.console-pane{display:flex;flex-direction:column;background:var(--bg-secondary);border-radius:12px;border:1px solid var(--border-color);padding:1rem 1.25rem;gap:0.5rem;box-shadow:var(--shadow-sm);min-height:0;align-self:stretch;overflow:auto}.custom-console{display:flex;flex-direction:column;flex:1 1 auto;min-height:0}.custom-controls{display:flex;gap:1.5rem;align-items:center;padding-bottom:1rem;border-bottom:1px solid var(--border-color);flex-wrap:wrap}.custom-stats{display:flex;gap:1.5rem;margin-left:auto;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.custom-stats b{color:var(--text-primary)}.custom-vis-box{flex:1;min-height:200px;background:var(--bg-main);border-radius:8px;border:1px solid var(--border-color);position:relative;overflow:hidden;display:flex;align-items:flex-end;justify-content:center;padding:0 10px}.custom-console-resizer{height:12px;cursor:row-resize;border-radius:999px;background:var(--border-color);transition:background 0.2s ease,transform 0.2s ease;position:relative}.custom-console-resizer::after{content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:24px;height:2px;background:var(--text-muted);border-radius:2px;opacity:0.5;transition:opacity 0.2s ease,background 0.2s ease}.custom-console-resizer:hover,.custom-console-resizer:focus-visible{background:var(--bar-compare)}.custom-console-resizer:hover::after,.custom-console-resizer:focus-visible::after{background:var(--bg-primary);opacity:1}#custom-scrubber-wrap{position:absolute;bottom:1rem;left:1rem;right:1rem;width:auto;margin:0;z-index:40}.custom-console{margin-top:0.5rem;background:#0d1117;border:1px solid var(--border-color);border-radius:6px;display:flex;flex-direction:column;overflow:hidden;min-height:0}.custom-console-header{display:flex;justify-content:space-between;align-items:center;padding:0.4rem 0.75rem;background:var(--bg-tertiary);border-bottom:1px solid var(--border-color);font-size:0.85rem;font-weight:600;color:var(--text-muted);cursor:pointer;user-select:none}.console-header-actions{display:flex;gap:0.5rem;align-items:center}.btn.small.static{padding:0.2rem 0.5rem;font-size:0.75rem;background:transparent;border:1px solid var(--border-color);color:var(--text-muted);cursor:pointer;border-radius:4px}.btn.small.static:hover{background:rgba(255,255,255,0.1);color:var(--text-primary)}.custom-console-body{background:#0d1117;flex:1 1 auto;min-height:80px;overflow-y:auto;font-family:'Consolas','Monaco','Courier New',monospace;font-size:0.85rem;transition:height 0.3s ease}.custom-console-body.collapsed{height:0;border-bottom:none;overflow:hidden}.console-output{list-style:none;padding:0;margin:0}.console-msg{padding:0.2rem 0.75rem;border-bottom:1px solid rgba(255,255,255,0.05);word-break:break-word;white-space:pre-wrap;color:#e6edf3}.console-error{color:#e74c3c;background:rgba(231,76,60,0.1)}.console-warn{color:#f1c40f;background:rgba(241,196,15,0.1)}.console-log{color:#e6edf3}@media (max-width:768px) and (orientation:portrait),(max-width:480px){#section-custom{padding:0.5rem !important;overflow:auto !important}#section-custom.active-section{overflow-y:auto !important;-webkit-overflow-scrolling:touch}.custom-header{margin-bottom:0.5rem}.custom-header h2{font-size:1rem !important}.custom-header p{font-size:0.75rem}.custom-workspace{grid-template-columns:1fr !important;grid-template-rows:var(--custom-mobile-primary-height,auto)
            12px
            var(--custom-mobile-secondary-height,auto)
            12px
            var(--custom-mobile-tertiary-height,auto) !important;grid-template-areas:"primary"
            "resizer"
            "secondary"
            "row-resizer"
            "tertiary" !important;gap:0.5rem;min-height:0 !important;overflow:auto}.custom-pane-resizer{width:100% !important;height:12px !important;cursor:row-resize !important;border-radius:12px}.custom-pane-resizer::after{width:28px !important;height:2px !important}.custom-row-resizer{width:100% !important;height:12px !important}.editor-pane{min-height:0;max-height:none;overflow:visible}.editor-wrapper{min-height:200px;height:250px}#custom-code-editor,#pf-custom-code-editor{font-size:12px !important}.code-highlight-pre{font-size:12px !important}.editor-toolbar{flex-wrap:wrap;gap:0.4rem;padding:0.4rem !important}.editor-actions{flex-wrap:wrap !important;gap:0.35rem !important}.editor-actions .btn{font-size:0.7rem;padding:0.25rem 0.5rem}.custom-vis-pane{min-height:0}.custom-controls{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-auto-rows:auto;align-items:stretch;gap:0.5rem;padding:0.5rem !important}.custom-controls .control-group{grid-column:span 3;width:100%}.custom-controls .btn{width:100%;min-height:40px}.custom-stats{grid-column:span 3;margin-left:0;gap:0.75rem;font-size:0.75rem;justify-content:center;flex-wrap:wrap;text-align:center}.custom-vis-box{min-height:150px;height:200px}#custom-scrubber-wrap{left:0.5rem;right:0.5rem;bottom:0.5rem;z-index:60}.visualizer-pane{--custom-console-height:100px}#blockly-tab,#blockly-builder{min-height:250px}}.profile-btn{display:flex;align-items:center;gap:0.5rem;padding:0.4rem 0.85rem;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:6px;color:var(--text-secondary);font-family:inherit;font-size:0.8rem;cursor:pointer;transition:all var(--transition);text-transform:uppercase;letter-spacing:0.06em}.profile-btn:hover{border-color:var(--text-muted);color:var(--text-primary);background:var(--bg-secondary)}.profile-btn-icon{font-size:1rem;line-height:1}.profile-modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.7);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:10000;animation:profileFadeIn 0.2s ease}.guest-storage-warning-overlay{position:fixed;inset:0;z-index:11000;display:flex;align-items:center;justify-content:center;padding:2rem}.guest-storage-warning-backdrop{position:absolute;inset:0;background:rgba(0,0,0,0.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}.guest-storage-warning-card{position:relative;width:min(760px,calc(100vw - 2rem));max-height:calc(100vh - 2rem);overflow:auto;background:color-mix(in srgb,var(--bg-secondary) 92%,black 8%);border:1px solid var(--border-color);border-radius:18px;box-shadow:0 30px 90px rgba(0,0,0,0.45)}.guest-storage-warning-header{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.35rem 1.5rem 1rem;border-bottom:1px solid var(--border-color)}.guest-storage-warning-header h2{font-size:clamp(1.35rem,2vw,1.8rem);line-height:1.05;letter-spacing:-0.03em}.guest-storage-warning-close{border:none;background:var(--bg-tertiary);color:var(--text-muted);width:2.25rem;height:2.25rem;border-radius:999px;font-size:1.15rem;cursor:pointer}.guest-storage-warning-body{padding:1.4rem 1.5rem;display:grid;gap:1rem;color:var(--text-secondary)}.guest-storage-warning-body p{margin:0;line-height:1.6}.guest-storage-warning-section{background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:14px;padding:1rem 1rem 1rem 1.1rem}.guest-storage-warning-section-title{font-size:0.8rem;text-transform:uppercase;letter-spacing:0.08em;color:var(--text-muted);margin-bottom:0.75rem}.guest-storage-warning-list{margin:0;padding-left:1.1rem;display:grid;gap:0.45rem}.guest-storage-warning-actions{display:flex;align-items:center;justify-content:flex-end;gap:0.75rem;padding:0 1.5rem 1.5rem;flex-wrap:wrap}.guest-storage-warning-link,.guest-storage-warning-dismiss{text-decoration:none;min-height:44px;padding:0.75rem 1rem;border-radius:10px;font:inherit;font-size:0.84rem;letter-spacing:0.06em;text-transform:uppercase;cursor:pointer;border:1px solid var(--border-color)}.guest-storage-warning-link.secondary,.guest-storage-warning-dismiss{background:var(--bg-tertiary);color:var(--text-secondary)}.guest-storage-warning-link.primary{background:var(--text-primary);color:var(--bg-primary);border-color:var(--text-primary)}body.guest-storage-warning-open{overflow:hidden}@keyframes profileFadeIn{from{opacity:0}to{opacity:1}}.profile-modal{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:12px;width:min(680px,92vw);max-height:88vh;display:flex;flex-direction:column;box-shadow:0 20px 60px rgba(0,0,0,0.5);animation:profileSlideUp 0.25s ease}@keyframes profileSlideUp{from{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.profile-modal-header{display:flex;justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;border-bottom:1px solid var(--border-color)}.profile-modal-header h2{font-size:1.1rem;font-weight:600;letter-spacing:-0.01em}.profile-modal-close{background:none;border:none;color:var(--text-muted);font-size:1.15rem;cursor:pointer;padding:0.35rem;border-radius:4px;transition:all 0.15s;line-height:1}.profile-modal-close:hover{color:var(--text-primary);background:var(--bg-tertiary)}.profile-modal-body{overflow-y:auto;padding:1.25rem 1.5rem;display:flex;flex-direction:column;gap:1.75rem}.profile-section h3{font-size:0.75rem;text-transform:uppercase;letter-spacing:0.1em;color:var(--text-muted);margin-bottom:0.75rem;display:flex;align-items:center;gap:0.5rem}.theme-badge{display:inline-block;font-size:0.6rem;font-weight:600;background:var(--bg-tertiary);border:1px solid var(--border-color);color:var(--text-secondary);padding:0.15rem 0.5rem;border-radius:10px;text-transform:uppercase;letter-spacing:0.05em}.profile-selector-row{display:flex;align-items:center;gap:0.5rem;flex-wrap:wrap}.profile-select{flex:1;min-width:140px}.preset-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:0.5rem}.preset-swatch{display:flex;flex-direction:column;align-items:center;gap:0.4rem;padding:0.6rem;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:8px;cursor:pointer;transition:all 0.2s ease;font-family:inherit;color:var(--text-secondary)}.preset-swatch:hover{border-color:var(--text-muted);transform:translateY(-1px);box-shadow:0 4px 12px rgba(0,0,0,0.2)}.preset-colors{display:flex;gap:3px;width:100%}.preset-colors span{flex:1;height:20px;border-radius:3px}.preset-name{font-size:0.7rem;text-transform:uppercase;letter-spacing:0.05em}.color-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:0.65rem}.color-picker-item{display:flex;align-items:center;gap:0.5rem;padding:0.35rem 0.5rem;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:6px;transition:border-color 0.2s}.color-picker-item:hover{border-color:var(--text-muted)}.color-picker-item input[type="color"]{-webkit-appearance:none;appearance:none;width:28px;height:28px;border:2px solid var(--border-color);border-radius:50%;cursor:pointer;background:none;padding:0;flex-shrink:0}.color-picker-item input[type="color"]::-webkit-color-swatch-wrapper{padding:0}.color-picker-item input[type="color"]::-webkit-color-swatch{border:none;border-radius:50%}.color-picker-item input[type="color"]::-moz-color-swatch{border:none;border-radius:50%}.color-label{flex:1;font-size:0.75rem;color:var(--text-secondary);white-space:nowrap}.color-hex{font-family:'SF Mono','Consolas',monospace;font-size:0.65rem;color:var(--text-muted);background:var(--bg-primary);padding:0.15rem 0.35rem;border-radius:3px}.viz-defaults-grid{display:flex;flex-direction:column;gap:0.65rem}.viz-defaults-grid label{display:flex;align-items:center;gap:0.75rem;font-size:0.8rem;color:var(--text-secondary)}.viz-defaults-grid label span:first-child{min-width:120px;flex-shrink:0}.viz-defaults-grid input[type="range"]{flex:1;max-width:200px}.viz-defaults-grid label.toggle-label{cursor:pointer;transition:color 0.15s}.viz-defaults-grid label.toggle-label:hover{color:var(--text-primary)}.viz-defaults-grid label.toggle-label input[type="checkbox"]{width:16px;height:16px;accent-color:var(--bar-sorted);cursor:pointer}.algo-toggle-actions{display:flex;gap:0.4rem;margin-bottom:0.75rem;flex-wrap:wrap}.algo-toggle-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:0.35rem}.algo-toggle{display:flex;align-items:center;gap:0.5rem;padding:0.35rem 0.5rem;border-radius:4px;font-size:0.8rem;color:var(--text-secondary);cursor:pointer;transition:all 0.15s}.algo-toggle:hover{background:var(--bg-tertiary);color:var(--text-primary)}.algo-toggle input[type="checkbox"]{width:14px;height:14px;accent-color:var(--bar-sorted);cursor:pointer;flex-shrink:0}.algo-toggle[data-category="simple"] span::before{content:'\25CB  ';color:var(--bar-default);font-size:0.6em}.algo-toggle[data-category="efficient"] span::before{content:'\25C6  ';color:var(--bar-sorted);font-size:0.6em}.algo-toggle[data-category="linear"] span::before{content:'\25B2  ';color:var(--bar-compare);font-size:0.6em}.algo-toggle[data-category="novelty"] span::before{content:'\2605  ';color:var(--bar-swap);font-size:0.6em}.profile-section-footer{padding-top:0.5rem;border-top:1px solid var(--border-color);display:flex;justify-content:flex-end}.profile-modal-tabs{display:flex;border-bottom:1px solid var(--border-color);overflow-x:auto;padding:0 0.75rem;scrollbar-width:none;-ms-overflow-style:none}.profile-modal-tabs::-webkit-scrollbar{display:none}.pmodal-tab{padding:0.6rem 0.85rem;background:none;border:none;border-bottom:2px solid transparent;color:var(--text-muted);font-family:inherit;font-size:0.75rem;font-weight:500;cursor:pointer;white-space:nowrap;transition:all 0.2s;text-transform:uppercase;letter-spacing:0.04em}.pmodal-tab:hover{color:var(--text-secondary)}.pmodal-tab.active{color:var(--text-primary);border-bottom-color:var(--accent)}.profile-modal-footer{display:flex;justify-content:space-between;align-items:center;padding:0.85rem 1.5rem;border-top:1px solid var(--border-color);background:var(--bg-tertiary);border-radius:0 0 12px 12px}.profile-modal-footer-left,.profile-modal-footer-right{display:flex;gap:0.5rem;align-items:center}.profile-modal .btn.primary{background:var(--text-primary);color:var(--bg-primary);border:1px solid var(--text-primary);padding:0.45rem 1.25rem;border-radius:6px;font-family:inherit;font-size:0.8rem;font-weight:600;cursor:pointer;transition:all 0.2s;letter-spacing:0.02em}.profile-modal .btn.primary:hover{opacity:0.88;transform:translateY(-1px);box-shadow:0 4px 12px rgba(255,255,255,0.1)}.profile-modal .btn.secondary{background:var(--bg-tertiary);color:var(--text-secondary);border:1px solid var(--border-color);padding:0.45rem 1rem;border-radius:6px;font-family:inherit;font-size:0.8rem;cursor:pointer;transition:all 0.2s}.profile-modal .btn.secondary:hover{border-color:var(--text-muted);color:var(--text-primary)}.profile-modal .btn.small{padding:0.3rem 0.65rem;font-size:0.72rem}.profile-modal .btn.stop{background:transparent;color:#e74c3c;border:1px solid #e74c3c55;padding:0.3rem 0.65rem;border-radius:6px;font-family:inherit;font-size:0.72rem;cursor:pointer;transition:all 0.2s}.profile-modal .btn.stop:hover{background:rgba(231,76,60,0.1);border-color:#e74c3c}.settings-grid{display:flex;flex-direction:column;gap:0.5rem}.setting-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:0.4rem 0.6rem;border-radius:6px;transition:background 0.15s}.setting-row:hover{background:var(--bg-tertiary)}.setting-label{font-size:0.8rem;color:var(--text-secondary);flex-shrink:0}.setting-input{min-width:140px;max-width:200px;padding:0.35rem 0.5rem;background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color);border-radius:4px;font-family:inherit;font-size:0.8rem;cursor:pointer}.setting-range{display:flex;align-items:center;gap:0.6rem;flex:1;justify-content:flex-end;max-width:260px}.setting-range input[type="range"]{flex:1;max-width:160px}.setting-range-val{font-family:'SF Mono','Consolas',monospace;font-size:0.72rem;color:var(--text-muted);min-width:45px;text-align:right}.toggle-switch{position:relative;display:inline-block;width:36px;height:20px;flex-shrink:0}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;inset:0;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:20px;transition:all 0.25s ease}.toggle-slider::before{content:'';position:absolute;height:14px;width:14px;left:2px;bottom:2px;background:var(--text-muted);border-radius:50%;transition:all 0.25s ease}.toggle-switch input:checked+.toggle-slider{background:var(--bar-sorted);border-color:var(--bar-sorted)}.toggle-switch input:checked+.toggle-slider::before{transform:translateX(16px);background:#fff}.profile-hint{font-size:0.72rem;color:var(--text-muted);margin-bottom:0.5rem;font-style:italic}.algo-category{margin-bottom:0.65rem}.algo-category-label{font-size:0.72rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.06em;margin-bottom:0.3rem;padding-bottom:0.2rem;border-bottom:1px solid var(--border-color)}.profile-info-grid{display:flex;flex-direction:column;gap:0.35rem}.profile-info-row{display:flex;align-items:center;justify-content:space-between;padding:0.35rem 0.6rem;font-size:0.8rem;color:var(--text-secondary);border-radius:4px}.profile-info-row:nth-child(odd){background:var(--bg-tertiary)}.profile-info-row code{font-family:'SF Mono','Consolas',monospace;font-size:0.7rem;padding:0.1rem 0.35rem;background:var(--bg-primary);border-radius:3px;color:var(--text-muted)}@media (max-width:600px){.profile-modal{width:100%;max-height:100vh;border-radius:0}.guest-storage-warning-overlay{padding:0}.guest-storage-warning-card{width:100vw;max-height:100vh;border-radius:0}.guest-storage-warning-actions{justify-content:stretch}.guest-storage-warning-link,.guest-storage-warning-dismiss{width:100%;text-align:center}.color-grid{grid-template-columns:1fr 1fr}.preset-grid{grid-template-columns:1fr 1fr}.algo-toggle-grid{grid-template-columns:1fr}.profile-modal-footer{flex-direction:column;gap:0.5rem;border-radius:0}.setting-row{flex-direction:column;align-items:flex-start;gap:0.4rem}.setting-range{width:100%;max-width:100%}}body[data-domain="pathfinding"] main{padding:0 1rem 2rem}body[data-domain="pathfinding"] .advanced-content[data-open="true"]{display:flex}body[data-domain="pathfinding"] .advanced-toggle[aria-expanded="true"] .toggle-icon{transform:rotate(180deg)}body[data-domain="pathfinding"] .grid-legend{display:flex;gap:1rem;justify-content:center;padding:0.5rem 0;flex-wrap:wrap}body[data-domain="pathfinding"] .legend-item{display:flex;align-items:center;gap:0.4rem;font-size:0.78rem;color:var(--text-secondary)}body[data-domain="pathfinding"] .legend-swatch{width:16px;height:16px;border-radius:3px;border:1px solid var(--border-color)}body[data-domain="pathfinding"] .legend-start{background:var(--pf-start,#2ecc71)}body[data-domain="pathfinding"] .legend-end{background:var(--pf-end,#e74c3c)}body[data-domain="pathfinding"] .legend-wall{background:var(--pf-wall,#1a1a2e)}body[data-domain="pathfinding"][data-theme="light"] .legend-wall,[data-theme="light"] body[data-domain="pathfinding"] .legend-wall{background:var(--pf-wall,#2c3e50)}body[data-domain="pathfinding"] .legend-weight{background:#9b59b6}body[data-domain="pathfinding"] .legend-visited{background:var(--pf-visited,rgba(74,144,217,0.5))}body[data-domain="pathfinding"] .legend-weight-visited{background:rgba(142,68,173,0.55);position:relative;display:flex;align-items:center;justify-content:center}body[data-domain="pathfinding"] .legend-weight-visited::after{content:'';width:7px;height:7px;background:rgba(255,255,255,0.55);transform:rotate(45deg);position:absolute}body[data-domain="pathfinding"] .legend-path{background:#f5c842}body[data-domain="pathfinding"] .grid-container{display:flex;align-items:center;justify-content:center;border:1px solid var(--border-color);border-radius:8px;overflow:auto;background:var(--bg-secondary);user-select:none;min-height:400px;height:calc(100vh - 340px);box-sizing:border-box}body[data-domain="pathfinding"] .grid-container canvas,body[data-domain="pathfinding"] .step-grid-wrap canvas{display:block;cursor:pointer;border-radius:2px}body[data-domain="pathfinding"] .step-split-container{display:flex;flex:1;gap:0;min-height:0}body[data-domain="pathfinding"] .step-vis-pane{flex:2;display:flex;flex-direction:column;min-width:0}body[data-domain="pathfinding"] .step-grid-wrap{display:flex;align-items:center;justify-content:center;border:1px solid var(--border-color);border-radius:8px;overflow:auto;background:var(--bg-secondary);user-select:none;min-height:300px;height:calc(100vh - 400px);box-sizing:border-box}body[data-domain="pathfinding"] .compare-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:1rem;flex:1;width:100%}body[data-domain="pathfinding"] .compare-panel{display:flex;flex-direction:column;border:1px solid var(--border-color);border-radius:8px;overflow:hidden;background:var(--bg-secondary);height:auto;padding:0}body[data-domain="pathfinding"] .compare-panel:hover{transform:none;box-shadow:none}body[data-domain="pathfinding"] .compare-panel-header{display:flex;justify-content:space-between;align-items:center;padding:0.5rem 0.75rem;background:var(--bg-tertiary);border-bottom:1px solid var(--border-color);flex-shrink:0}body[data-domain="pathfinding"] .compare-panel-header select{appearance:auto;background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-color);border-radius:4px;padding:0.25rem 0.4rem;font-family:'Outfit',sans-serif;font-size:0.8rem}body[data-domain="pathfinding"] .compare-panel-stats{font-size:0.75rem;color:var(--text-muted)}body[data-domain="pathfinding"] .compare-panel-stats span{color:var(--text-primary);font-weight:600}body[data-domain="pathfinding"] .compare-panel-grid{display:flex;align-items:center;justify-content:center;aspect-ratio:1;min-height:260px;user-select:none;overflow:hidden;padding:0.5rem;background:var(--bg-primary)}body[data-domain="pathfinding"] .compare-panel-grid canvas{display:block;max-width:100%;max-height:100%}@media (max-width:768px){body[data-domain="pathfinding"] .grid-container{min-height:320px;height:calc(100vh - 280px)}body[data-domain="pathfinding"] .step-grid-wrap{min-height:240px;height:calc(100vh - 330px)}body[data-domain="pathfinding"] .compare-grid{grid-template-columns:1fr}}.grid-editor-fullscreen{position:fixed;inset:0;z-index:1100;display:flex;align-items:stretch;justify-content:stretch;pointer-events:none;opacity:0;transition:opacity 0.22s cubic-bezier(0.4,0,0.2,1)}.grid-editor-fullscreen.open{opacity:1;pointer-events:auto}.grid-editor-backdrop{position:absolute;inset:0;background:rgba(0,0,0,0.55);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}.grid-editor-panel{position:relative;z-index:1;display:flex;flex-direction:column;width:100%;height:100%;overflow:hidden}.grid-editor-toolbar{display:flex;align-items:center;gap:0.75rem;padding:0.6rem 1.25rem;background:rgba(13,17,23,0.92);border-bottom:1px solid rgba(255,255,255,0.08);flex-wrap:wrap;flex-shrink:0;z-index:2}.grid-editor-toolbar-left{display:flex;align-items:center;gap:0.6rem;flex-shrink:0}.grid-editor-close-btn{width:34px;height:34px;display:flex;align-items:center;justify-content:center;border:none;background:rgba(255,255,255,0.06);color:var(--text-primary);border-radius:8px;cursor:pointer;transition:all 0.18s ease;flex-shrink:0}.grid-editor-close-btn:hover{background:rgba(255,255,255,0.14);transform:rotate(90deg)}.grid-editor-title{font-weight:600;font-size:1rem;color:var(--text-primary);white-space:nowrap;letter-spacing:-0.01em}.grid-editor-brush-group{display:flex;align-items:center;gap:0.75rem;flex-wrap:wrap}.grid-editor-brush-pills{display:flex;gap:2px;background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.08);border-radius:8px;padding:3px}.grid-editor-pill{display:flex;align-items:center;gap:5px;padding:0.3rem 0.7rem;border:none;background:transparent;color:var(--text-secondary);font-family:'Outfit',sans-serif;font-size:0.8rem;font-weight:500;border-radius:6px;cursor:pointer;transition:all 0.16s ease;white-space:nowrap}.grid-editor-pill:hover{background:rgba(255,255,255,0.08);color:var(--text-primary)}.grid-editor-pill.active{background:rgba(255,255,255,0.12);color:var(--text-primary);box-shadow:0 0 0 1px var(--accent)}.grid-editor-pill-swatch{width:12px;height:12px;border-radius:3px;border:1px solid rgba(255,255,255,0.15);flex-shrink:0}.grid-editor-weight-controls{display:flex;align-items:center;gap:0.75rem}.grid-editor-label{display:flex;align-items:center;gap:0.35rem;color:var(--text-secondary);font-size:0.78rem;white-space:nowrap;font-weight:500}.grid-editor-number-input{width:3.8rem;padding:0.25rem 0.4rem;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1);border-radius:6px;color:var(--text-primary);font-family:'Outfit',sans-serif;font-size:0.82rem;text-align:center;outline:none;transition:border-color 0.15s ease}.grid-editor-number-input:focus{border-color:var(--accent)}.grid-editor-checkbox{accent-color:var(--accent);cursor:pointer}.grid-editor-toggle-label{cursor:pointer}.grid-editor-maze-group{display:flex;align-items:center;gap:0.5rem;padding-left:0.5rem;border-left:1px solid rgba(255,255,255,0.08)}.grid-editor-select{appearance:auto;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1);border-radius:6px;color:var(--text-primary);font-family:'Outfit',sans-serif;font-size:0.8rem;padding:0.25rem 0.4rem}.grid-editor-toolbar-right{display:flex;align-items:center;gap:1rem;margin-left:auto}.grid-editor-hint{font-size:0.75rem;color:var(--text-muted);white-space:nowrap}.grid-editor-actions{display:flex;gap:0.5rem}.grid-editor-canvas-area{flex:1;display:flex;align-items:center;justify-content:center;padding:1.5rem;overflow:auto;min-height:0;background-image:radial-gradient(circle at 2px 2px,rgba(255,255,255,0.02) 1px,transparent 0);background-size:28px 28px}.grid-editor-canvas-area canvas{background:var(--bg-primary);box-shadow:0 0 0 1px rgba(255,255,255,0.06),0 16px 48px rgba(0,0,0,0.4);border-radius:6px;cursor:crosshair;transition:box-shadow 0.2s ease}.grid-editor-canvas-area canvas:hover{box-shadow:0 0 0 1px var(--accent),0 16px 48px rgba(0,0,0,0.5)}[data-theme="light"] .grid-editor-backdrop{background:rgba(255,255,255,0.45)}[data-theme="light"] .grid-editor-toolbar{background:rgba(245,246,248,0.96);border-bottom-color:rgba(0,0,0,0.08)}[data-theme="light"] .grid-editor-close-btn{background:rgba(0,0,0,0.04)}[data-theme="light"] .grid-editor-close-btn:hover{background:rgba(0,0,0,0.1)}[data-theme="light"] .grid-editor-brush-pills{background:rgba(0,0,0,0.03);border-color:rgba(0,0,0,0.08)}[data-theme="light"] .grid-editor-pill:hover{background:rgba(0,0,0,0.06)}[data-theme="light"] .grid-editor-pill.active{background:rgba(0,0,0,0.08);color:var(--text-primary);box-shadow:0 0 0 1px var(--accent)}[data-theme="light"] .grid-editor-pill-swatch{border-color:rgba(0,0,0,0.15)}[data-theme="light"] .grid-editor-number-input{background:#ffffff;border-color:rgba(0,0,0,0.12);color:var(--text-primary)}[data-theme="light"] .grid-editor-maze-group{border-left-color:rgba(0,0,0,0.08)}[data-theme="light"] .grid-editor-select{background:#ffffff;border-color:rgba(0,0,0,0.12);color:var(--text-primary)}[data-theme="light"] .grid-editor-canvas-area{background-image:radial-gradient(circle at 2px 2px,rgba(0,0,0,0.025) 1px,transparent 0)}[data-theme="light"] .grid-editor-canvas-area canvas{box-shadow:0 0 0 1px rgba(0,0,0,0.08),0 12px 40px rgba(0,0,0,0.12)}[data-theme="light"] .grid-editor-canvas-area canvas:hover{box-shadow:0 0 0 1px var(--accent),0 12px 40px rgba(0,0,0,0.15)}@media (max-width:900px){.grid-editor-toolbar{padding:0.5rem 0.75rem;gap:0.5rem}.grid-editor-hint{display:none}.grid-editor-toolbar-right{margin-left:0}.grid-editor-canvas-area{padding:0.75rem}}@media (max-width:600px){.grid-editor-toolbar{flex-direction:column;align-items:stretch;gap:0.4rem;padding:0.5rem}.grid-editor-toolbar-left,.grid-editor-brush-group,.grid-editor-maze-group,.grid-editor-toolbar-right{justify-content:center}.grid-editor-maze-group{padding-left:0;border-left:none;padding-top:0.4rem;border-top:1px solid rgba(255,255,255,0.06)}.grid-editor-toolbar-right{padding-top:0.4rem;border-top:1px solid rgba(255,255,255,0.06)}.grid-editor-actions{justify-content:center;width:100%}.grid-editor-canvas-area{padding:0.5rem}}@media (max-width:768px) and (orientation:portrait),(max-width:480px){body{overflow-y:auto;overflow-x:hidden;max-width:100vw;padding-bottom:60px}.tabs{display:none !important}.tab-glider{display:none !important}.swipe-hint{display:none !important}.keyboard-hints{display:none !important}.docs-link{display:none !important}.pwa-install-btn{display:none !important}.theme-toggle{display:none !important}.profile-btn{display:none !important}.separator{display:none !important}header{padding:0.6rem 1rem;position:sticky;top:0;z-index:200;max-width:100%;overflow:hidden}.header-content{gap:0.5rem;flex-wrap:wrap;align-items:flex-start}.header-branding{width:100%;min-width:0}h1{font-size:1.1rem !important;white-space:nowrap}.header-actions{width:100%;justify-content:flex-end;gap:0.5rem;overflow:visible}.account-slot[data-auth-state="guest"]{margin-left:auto}.auth-link{font-size:0.7rem;padding:0.35rem 0.6rem}.profile-avatar{width:30px;height:30px}main{flex:1;display:flex;flex-direction:column;overflow:visible;overflow-x:hidden;padding:0;max-width:100%}section[id^="section-"]{padding:0.75rem !important;max-width:100%;overflow-x:hidden}main>section[id^="section-"]{display:none !important;opacity:1;transform:none !important;transition:none !important}main>section[id^="section-"].active-section{display:flex !important;opacity:1 !important;transform:none !important;transition:none !important;overflow-y:visible !important;-webkit-overflow-scrolling:auto;flex:1 !important;flex-direction:column}body.page-scroll-benchmark{overflow-y:auto !important}main.page-scroll-benchmark{overflow:visible !important;flex:1 !important}body.page-scroll-benchmark main>section#section-benchmark.active-section{overflow-y:visible !important;-webkit-overflow-scrolling:auto !important;flex:1 !important}.mobile-nav{display:flex !important}.mobile-fab{display:none !important}.btn{min-height:40px;font-size:0.85rem}select,input[type="number"]{min-height:40px;font-size:0.9rem;min-width:0;max-width:100%}input[type="range"]{height:8px;padding:0;margin:12px 0}input[type="range"]::-webkit-slider-thumb{width:26px;height:26px;margin-top:-9px}input[type="range"]::-moz-range-thumb{width:26px;height:26px}.time-travel-scrubber input[type="range"]::-webkit-slider-thumb{margin-top:-7px}.profile-dropdown{position:fixed;top:auto;bottom:70px;right:0.5rem;left:0.5rem;min-width:auto;max-width:none}.toast-container{bottom:72px !important}}.mobile-nav{display:none;position:fixed;bottom:0;left:0;right:0;height:60px;background:var(--bg-secondary);border-top:1px solid var(--border-color);z-index:500;align-items:stretch;justify-content:space-around;padding:0;padding-bottom:env(safe-area-inset-bottom,0);box-shadow:0 -2px 12px rgba(0,0,0,0.25)}.mobile-nav-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;background:none;border:none;color:var(--text-muted);font-family:inherit;font-size:0.6rem;font-weight:500;cursor:pointer;transition:color 0.15s ease;padding:0.25rem 0;position:relative;-webkit-tap-highlight-color:transparent}.mobile-nav-item svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.mobile-nav-item span{letter-spacing:0.02em}.mobile-nav-item.active{color:var(--text-primary)}.mobile-nav-item.active::before{content:'';position:absolute;top:0;left:25%;right:25%;height:2px;background:var(--text-primary);border-radius:0 0 2px 2px}.mobile-more-menu{display:none;position:fixed;bottom:60px;right:0;left:0;background:var(--bg-secondary);border-top:1px solid var(--border-color);z-index:499;padding:0.5rem 0;box-shadow:0 -4px 16px rgba(0,0,0,0.3);animation:mobile-menu-slide-up 0.2s ease-out;padding-bottom:env(safe-area-inset-bottom,0)}@keyframes mobile-menu-slide-up{from{transform:translateY(100%);opacity:0}to{transform:translateY(0);opacity:1}}.mobile-more-menu.open{display:flex;flex-direction:column}.mobile-more-item{display:flex;align-items:center;gap:0.75rem;padding:0.85rem 1.25rem;background:none;border:none;color:var(--text-secondary);font-family:inherit;font-size:0.9rem;cursor:pointer;transition:background 0.15s ease;-webkit-tap-highlight-color:transparent}.mobile-more-item:active{background:var(--bg-tertiary)}.mobile-more-item svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.mobile-fab{display:none;position:fixed;bottom:76px;right:16px;width:56px;height:56px;border-radius:50%;background:var(--text-primary);color:var(--bg-primary);border:none;font-family:inherit;font-size:0.8rem;font-weight:700;cursor:pointer;z-index:300;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(0,0,0,0.4);transition:transform 0.15s ease,background 0.15s ease;-webkit-tap-highlight-color:transparent}.mobile-fab:active{transform:scale(0.92)}.mobile-fab.stop{background:#e74c3c;color:#fff}.mobile-fab svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.mobile-fab[data-visible="false"]{display:none !important}.mobile-more-overlay{display:none;position:fixed;inset:0;z-index:498}.mobile-more-overlay.active{display:block}@keyframes vt-slide-out{to{transform:translateX(-8%);opacity:0}}@keyframes vt-slide-in{from{transform:translateX(8%);opacity:0}}::view-transition-old(root){animation:0.3s cubic-bezier(0.4,0,0.2,1) both vt-slide-out}::view-transition-new(root){animation:0.3s cubic-bezier(0.4,0,0.2,1) both vt-slide-in}main>section[id^="section-"]{opacity:0;transform:translateY(6px);transition:opacity 0.28s cubic-bezier(0.4,0,0.2,1),transform 0.28s cubic-bezier(0.4,0,0.2,1)}main>section[id^="section-"].active-section.vt-enter{opacity:1;transform:translateY(0)}@media (prefers-reduced-motion:reduce){::view-transition-group(*),::view-transition-old(*),::view-transition-new(*){animation:none !important}main>section[id^="section-"]{transition:none !important;transform:none !important;opacity:1 !important}}