:root{color-scheme:light;font-family:IBM Plex Sans,Segoe UI,sans-serif;background:#e5e7eb;color:#0f172a}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:#e5e7eb}button,input,select,textarea{font:inherit;border-radius:0}#app{--sidebar-width: 360px;display:grid;grid-template-columns:minmax(0,1fr) 8px minmax(0,var(--sidebar-width));grid-template-rows:auto auto minmax(0,1fr);height:100dvh;overflow:hidden}.startup-note{display:grid;place-items:center;min-height:100vh;padding:2rem;color:#475569;font-size:.95rem;line-height:1.5;text-align:center}.startup-note p{width:min(34rem,100%);margin:0}.ribbon{grid-column:1 / -1;display:flex;flex-wrap:wrap;gap:.25rem;padding:.25rem .5rem;background:#fff}.menu{position:relative}.menu-trigger,.menu-list button{border:0;background:#fff;padding:.35rem .55rem;cursor:pointer}.menu-trigger{min-width:72px;text-align:left}.menu:hover>.menu-list{display:grid}.menu-list{position:absolute;left:0;top:100%;z-index:20;display:none;min-width:280px;background:#fff;box-shadow:0 6px 18px #0f172a1f}.menu-submenu{position:relative}.menu-submenu:hover>.menu-submenu-list{display:grid}.menu-submenu-list{left:100%;top:0}.menu-list button{display:flex;justify-content:space-between;border:0;border-bottom:1px solid rgba(100,116,139,.12);text-align:left}.menu-list button:last-child{border-bottom:0}.menu-list button:hover,.menu-trigger:hover{background:#f3f4f6}.menu-list span{color:#64748b;font-size:.82rem}.mono-value{font-family:IBM Plex Mono,SFMono-Regular,monospace}.tab-strip{grid-column:1 / 2;display:flex;align-items:stretch;gap:1px;padding:0 .5rem;background:#cbd5e1;overflow-x:auto;overflow-y:hidden;scrollbar-gutter:stable}.tab-button{flex:0 0 auto;display:flex;align-items:center;min-height:2.9rem;background:#e2e8f0;color:#334155}.tab-button.active{color:#0f172a;background:#fff}.tab-button:hover,.tab-strip-action:hover:not(:disabled){background:#f8fafc}.tab-label,.tab-title-input{display:flex;align-items:center;justify-content:center;min-width:0;border:0;padding:.3rem .55rem .3rem .8rem;min-height:2.9rem;background:transparent;color:inherit;line-height:1.15;text-align:center}.tab-label{cursor:pointer}.tab-title-input{min-width:8rem;background:#fff;font:inherit}.tab-close{flex:0 0 auto;align-self:flex-start;border:0;padding:.22rem .4rem;background:transparent;color:#64748b;font-size:1rem;line-height:1;cursor:pointer}.tab-close:hover{color:#0f172a}.tab-strip-actions{display:flex;gap:1px;margin-left:auto}.tab-strip-action{border:0;padding:.3rem .8rem;background:#dbe4ee;color:#334155;cursor:pointer}.tab-strip-action:disabled{color:#94a3b8;cursor:default}.viewport-wrap{grid-column:1 / 2;grid-row:3;position:relative;min-width:0;min-height:0}#viewport{position:relative;width:100%;height:100%}.control-dock{position:fixed;left:calc((100vw - var(--sidebar-width) - 8px) / 2);bottom:max(.75rem,env(safe-area-inset-bottom));z-index:10;display:flex;align-items:center;gap:.2rem;max-width:max(0px,calc(100vw - var(--sidebar-width) - 1rem - 8px));padding:.4rem;border:1px solid rgba(148,163,184,.32);border-radius:.45rem;background:#fffffff0;box-shadow:0 10px 28px #0f172a1f;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);overflow-x:auto;overflow-y:visible;scrollbar-width:thin;transform:translate(-50%)}.linear-layout-hover-popup{position:absolute;z-index:12;min-width:180px;max-width:min(320px,calc(100% - 24px));padding:.65rem .75rem;border:1px solid rgba(148,163,184,.45);background:#fffffff5;box-shadow:0 10px 28px #0f172a2e;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);pointer-events:none}.linear-layout-hover-popup-title{margin-bottom:.45rem;color:#475569;font-size:.73rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.linear-layout-hover-popup-list{display:grid;gap:.45rem}.linear-layout-hover-popup-item{display:grid;grid-template-columns:.9rem minmax(0,1fr);gap:.55rem;align-items:start}.linear-layout-hover-popup-swatch{width:.9rem;height:.9rem;margin-top:.12rem;border:1px solid rgba(15,23,42,.18);background:var(--cell-color)}.linear-layout-hover-popup-text{font-family:IBM Plex Mono,SFMono-Regular,monospace;font-size:.8rem;line-height:1.35;white-space:nowrap}.control-dock-group{display:flex;align-items:center;gap:.15rem}.control-dock-divider{width:1px;height:2rem;margin:0 .2rem;background:#94a3b866}.control-button{position:relative;display:grid;align-items:center;justify-content:center;width:3rem;height:3rem;border:0;border-radius:.3rem;background:transparent;color:#334155;cursor:pointer;transition:background .12s ease,color .12s ease,transform .12s ease}.control-button:hover,.control-button:focus-visible{background:#eef2ff;color:#0f172a;outline:none}.control-button.active{background:#dbe4ff;color:#1d4ed8}.control-button:disabled,.control-button.disabled{opacity:.42;cursor:default}.control-button svg{width:1.85rem;height:1.85rem;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.control-button-text{font-size:.82rem;font-weight:700;letter-spacing:.04em}.control-tooltip{position:fixed;z-index:40;width:14rem;padding:.65rem .75rem;border:1px solid rgba(148,163,184,.26);border-radius:.4rem;background:#0f172af0;box-shadow:0 10px 28px #0f172a38;color:#e2e8f0;text-align:left;pointer-events:none}.control-tooltip strong{display:block;margin-bottom:.2rem;color:#fff;font-size:.78rem;letter-spacing:.04em;text-transform:uppercase}.control-tooltip span{display:block;font-size:.76rem;line-height:1.35}.control-tooltip-shortcut{margin-top:.45rem;color:#cbd5e1;font-weight:600}.sidebar-splitter{grid-column:2 / 3;grid-row:2 / 4;background:#0f172a14;cursor:col-resize}.sidebar-splitter:hover{background:#3b82f647}.sidebar{grid-column:3 / 4;grid-row:2 / 4;display:flex;flex-direction:column;gap:1px;background:#0f172a14;min-height:0;min-width:0;overflow-y:auto;scrollbar-gutter:stable}.sidebar-scroll-pad{flex:0 0 auto;height:0}.sidebar-header{flex:0 0 auto;padding:.8rem 1rem;background:#fff;font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#475569}.widget{flex:0 0 auto;position:relative;padding:0;background:#fff;border:1px solid rgba(15,23,42,.26);overflow:visible}.widget:before,.widget:after{content:"";position:absolute;left:.75rem;right:2.75rem;height:.28rem;border-radius:999px;background:#2563eb;box-shadow:0 0 0 .12rem #2563eb29;opacity:0;pointer-events:none}.widget:before{top:-.14rem}.widget:after{bottom:-.14rem}.widget h2{margin:0;font-size:.92rem;letter-spacing:.05em;text-transform:uppercase;color:#475569}.title-row,.label-row{display:flex;align-items:center;justify-content:space-between;gap:.5rem}.widget-header{display:flex;align-items:stretch}.widget-title-row,.widget-body,.meta-grid,.slider-list{padding-left:.9rem;padding-right:.9rem}.widget-title-row{flex:1 1 auto;min-width:0;padding-top:.9rem;padding-bottom:.9rem}.widget-body,.meta-grid,.slider-list,.button-row{display:grid;gap:.75rem;padding-bottom:1.1rem;min-width:0}.widget-copy{margin:0;color:#475569;font-size:.85rem;line-height:1.5}.field{display:grid;gap:.35rem;min-width:0}.field-note{color:#475569;font-size:.78rem;line-height:1.4}.permute-slice-step{display:grid;gap:.5rem}.usage-guide{border:1px solid #e7d27c;border-radius:0;background:#fff8d8;font-family:inherit}.usage-guide summary{padding:.8rem .95rem;color:#0f172a;font-size:.82rem;font-weight:700;cursor:pointer;list-style:none;font-family:inherit}.usage-guide summary::-webkit-details-marker{display:none}.usage-guide summary:before{content:"▸";display:inline-block;margin-right:.45rem;color:#b88a00}.usage-guide[open] summary:before{content:"▾"}.usage-guide-body{display:grid;gap:.75rem;padding:0 .95rem .95rem;font-family:inherit}.usage-guide-step{display:grid;gap:.18rem;color:#0f172a;font-size:.78rem;line-height:1.4}.usage-guide-step strong,.usage-guide-title,.usage-guide-subtitle{color:#0f172a}.usage-guide-examples{display:grid;gap:.55rem}.usage-guide-title{font-size:.8rem;font-weight:700}.usage-guide-columns{display:grid;gap:.6rem}.usage-guide-column{display:grid;gap:.45rem}.usage-guide-subtitle{font-size:.77rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em}.usage-guide-example{display:grid;gap:.18rem;padding:.55rem .65rem;border:1px solid #f3edd0;border-radius:0;background:#fffcef;color:#0f172a;font-size:.76rem;line-height:1.4}.usage-guide-example code{color:#0f172a;font-size:.75rem;font-weight:400;overflow-wrap:anywhere;white-space:pre-wrap}@media(min-width:860px){.usage-guide-columns{grid-template-columns:repeat(2,minmax(0,1fr))}}.dim-chip-row{position:relative;display:flex;flex-wrap:wrap;align-items:center;gap:.45rem;min-height:2.25rem}.dim-chip-row-compact{gap:.35rem}.tensor-call-editor{display:flex;flex-wrap:wrap;align-items:center;gap:.45rem;font-family:IBM Plex Mono,SFMono-Regular,Consolas,monospace;font-size:.82rem;color:#0f172a}.tensor-call-prefix,.tensor-call-suffix{flex:0 0 auto}.tensor-call-editor input[type=text]{flex:1 1 15rem;min-width:0;font-family:inherit}#tensor-view-input{width:100%;min-height:4.75rem;resize:vertical;overflow-wrap:anywhere;white-space:pre-wrap}.tensor-call-editor .dim-chip-row{flex:1 1 16rem;min-width:0}.dim-chip{display:inline-flex;align-items:center;gap:0;min-height:2rem;padding:.4rem .6rem;border:1px solid rgba(100,116,139,.24);background:#fff;color:#334155;font-size:.82rem;font-weight:700;letter-spacing:.03em;text-transform:uppercase}.dim-chip span{color:#64748b;font-size:.72rem;font-weight:600;letter-spacing:normal;text-transform:none}.interactive-chip{transition:box-shadow .12s ease,border-color .12s ease,background-color .12s ease}.interactive-chip:hover,.interactive-chip:focus-visible{border-color:#2563eb80;box-shadow:0 0 0 .12rem #2563eb24}.dim-inline{color:#334155;font-size:.82rem;font-weight:700;letter-spacing:.03em;text-transform:uppercase}.dim-chip-sliced{opacity:.72}.dim-chip-active{border-color:#2563eb8c;background:#eff6ff;color:#1d4ed8}.dim-chip-singleton{background:#f8fafc;color:#94a3b8}.permute-slice-actions{display:flex;justify-content:flex-end}.reset-view-button{padding:.45rem .7rem;border:1px solid rgba(100,116,139,.24);background:#fff;color:#475569;cursor:pointer}.flatten-toggle{border:1px solid rgba(100,116,139,.24);background:#fff;color:#475569;min-width:1.75rem;min-height:1.75rem;padding:0 .45rem;cursor:pointer}.singleton-insert{position:relative;align-self:stretch;width:.9rem;padding:0;border:0;background:transparent;cursor:pointer}.singleton-insert:after{content:"1";position:absolute;inset:50% auto auto 50%;color:#cbd5e1;font-size:.82rem;font-weight:700;transform:translate(-50%,-50%);opacity:0}.singleton-insert:hover:after,.singleton-insert:focus-visible:after{opacity:1}.field label,.meta-label,.slider-row label{font-size:.75rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:#64748b}.widget.collapsed .widget-body{display:none}.widget-dragging{opacity:.66}.widget-drop-before:before,.widget-drop-after:after{opacity:1}.widget-title-main,.widget-title-controls{display:flex;align-items:center;gap:.35rem}.widget-title-main{flex:1 1 auto;min-width:0;cursor:pointer}.widget-title-main:focus-visible{outline:2px solid #2563eb;outline-offset:.12rem}.widget-title-chevron{width:1rem;color:#1e293b;font-size:1rem;line-height:1;text-align:center}.widget-title-icon{display:inline-flex;align-items:center;justify-content:center;min-width:1.15rem;height:1.15rem;color:#334155}.widget-title-icon svg{width:1.15rem;height:1.15rem;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.widget-title-text-icon{display:inline-flex;align-items:flex-start;font-size:.92rem;font-weight:700;line-height:1;letter-spacing:-.02em}.widget-title-text-icon-wide{min-width:2.35rem;font-size:.7rem}.widget-title-text-icon sup{font-size:.58em}.widget-drag-button{flex:0 0 2rem;padding:0;border:0;border-left:1px solid rgba(100,116,139,.35);background-color:#e2e8f0;background-image:radial-gradient(circle,rgba(51,65,85,.95) .08rem,transparent .09rem),radial-gradient(circle,rgba(51,65,85,.95) .08rem,transparent .09rem),radial-gradient(circle,rgba(51,65,85,.95) .08rem,transparent .09rem),radial-gradient(circle,rgba(51,65,85,.95) .08rem,transparent .09rem),radial-gradient(circle,rgba(51,65,85,.95) .08rem,transparent .09rem),radial-gradient(circle,rgba(51,65,85,.95) .08rem,transparent .09rem);background-position:calc(50% - .28rem) calc(50% - .42rem),calc(50% + .28rem) calc(50% - .42rem),calc(50% - .28rem) 50%,calc(50% + .28rem) 50%,calc(50% - .28rem) calc(50% + .42rem),calc(50% + .28rem) calc(50% + .42rem);background-repeat:no-repeat;cursor:grab;color:transparent}.widget-drag-button:hover{background-color:#cbd5e1}.widget-drag-button:active,.widget-dragging .widget-drag-button{cursor:grabbing;background-color:#94a3b8}.info-button{position:relative;flex:0 0 auto;width:1.1rem;height:1.1rem;padding:0;border:1px solid rgba(100,116,139,.28);border-radius:999px;background:#fff;color:#475569;font-size:.72rem;font-weight:700;line-height:1;cursor:help}.info-tooltip{position:fixed;z-index:40;box-sizing:border-box;width:min(220px,calc(var(--sidebar-width) - 2.25rem),calc(100vw - 2rem));padding:.55rem .65rem;border:1px solid rgba(100,116,139,.18);background:#fff;box-shadow:0 8px 22px #0f172a24;color:#334155;font-size:.78rem;font-weight:500;line-height:1.35;letter-spacing:normal;pointer-events:none;text-transform:none;text-align:left;white-space:pre-line;overflow-wrap:anywhere}.field input[type=text],.field input[type=number],.field textarea,.permute-slice-step textarea,.field select,.slider-row input[type=number]{width:100%;padding:.6rem .7rem;border:1px solid rgba(100,116,139,.24);background:#fff}.field textarea,.permute-slice-step textarea{min-height:18rem;resize:vertical;font-family:IBM Plex Mono,SFMono-Regular,monospace;font-size:.84rem;line-height:1.45}.field textarea.compact-textarea,.permute-slice-step textarea.compact-textarea{min-height:0;padding:.45rem .6rem;line-height:1.3;overflow:hidden}.inline-row{display:flex;align-items:center;gap:.5rem}.preset-stack{display:grid;gap:.75rem}.preset-field{position:relative;display:grid;gap:.35rem}.preset-option-list{display:none;position:absolute;top:calc(100% + .15rem);left:0;right:0;z-index:5;max-height:12rem;overflow-y:auto;border:1px solid rgba(100,116,139,.18);background:#fff;box-shadow:0 8px 22px #0f172a24}.preset-option-list.is-open{display:grid}.preset-option{display:block;width:100%;border:0;border-bottom:1px solid rgba(100,116,139,.12);background:#fff;color:#334155;padding:.45rem .6rem;text-align:left}.preset-option:last-child{border-bottom:0}.preset-option:hover{background:#f8fafc}.preset-option-invalid{color:#c2410c;background:#fff7ed}.preset-option-divider{display:flex;align-items:center;justify-content:space-between;gap:.45rem;padding:.45rem .6rem;border-bottom:1px solid rgba(100,116,139,.12);background:#fff7ed;color:#c2410c;font-size:.72rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase}.preset-option-divider .info-button{border-color:#c2410c33;background:#fff;color:#c2410c}.preset-option-list .mapping-empty{padding:.45rem .6rem;background:#fff;text-transform:none}.preset-summary{margin-top:.65rem}.checklist-field{display:grid;gap:.35rem;min-width:0}.checklist-row{display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:.45rem 0;border-bottom:1px solid rgba(100,116,139,.12);color:#334155}.checklist-row:last-child{border-bottom:0}.checklist-row span{font-size:.9rem;min-width:0;overflow-wrap:anywhere}.inline-row input[type=number]{flex:1 1 0}.mapping-row{display:grid;grid-template-columns:3.2rem minmax(0,1fr) minmax(0,5.4rem) auto minmax(0,5.4rem);align-items:stretch;min-width:0}.mapping-pool{display:flex;flex-wrap:wrap;gap:.35rem;min-height:2.5rem}.mapping-empty{color:#94a3b8;font-size:.84rem;text-transform:uppercase}.mapping-chip-row{display:flex;flex-wrap:wrap;gap:.4rem}.mapping-drop-zone{display:flex;align-items:center;flex-wrap:wrap;min-width:0;width:100%;padding:.2rem;border:1px dashed rgba(100,116,139,.3);background:#f8fafc}.mapping-row>*{min-width:0}.mapping-drop-zone.drag-over{border-color:#2563eb8c;background:#eff6ff}.mapping-chip{border:1px solid rgba(100,116,139,.24);padding:.35rem .6rem;background:#fff;color:#334155;cursor:grab;text-transform:uppercase;max-width:100%;overflow-wrap:anywhere}.mapping-chip:active{cursor:grabbing}.mapping-chip-assigned{width:100%}.range-label{flex:0 0 auto;min-width:3.2rem;font-size:.75rem;text-transform:uppercase;color:#64748b}.range-separator{flex:0 0 auto;font-size:.75rem;text-transform:uppercase;color:#64748b}.range-separator-unused{color:#94a3b8}.unused-range-input{color:#94a3b8;background:#f8fafc;cursor:default}.mono-block,.widget-body,.error-box{padding:.75rem;border:1px solid rgba(100,116,139,.16);background:#fff}.mono-block,.meta-value{font-family:IBM Plex Mono,SFMono-Regular,monospace;font-size:.88rem}.linear-layout-matrix-preview{display:grid;gap:.9rem;white-space:normal;overflow-x:auto}.matrix-block{display:grid;gap:.2rem}.matrix-block-title{font-size:.8rem;font-weight:700;color:#334155}.matrix-block-body{line-height:1.3;white-space:pre}.matrix-label{font-weight:700}.matrix-axis-0{color:#dc2626}.matrix-axis-1{color:#16a34a}.matrix-axis-2{color:#2563eb}.matrix-one{color:#b91c1c;font-weight:700}.matrix-zero{color:#475569}.error-box{color:#991b1b;border-color:#ef44444d;background:#fef2f2f5}.success-box{padding:.75rem;border:1px solid rgba(34,197,94,.28);background:#f0fdf4f5;color:#166534}.meta-grid{padding:.75rem;border:1px solid rgba(100,116,139,.16);background:#fff}.meta-grid>div{display:grid;gap:.2rem}.inspector-coord-list{display:grid;gap:.65rem}.inspector-coord-item{display:grid;gap:.18rem;padding-top:.1rem}.inspector-coord-title.is-hovered-tensor{color:#ca8a04}.axis-value{font-family:IBM Plex Mono,SFMono-Regular,monospace;font-size:.88rem;line-height:1.4;overflow-wrap:anywhere}.axis-value-segment{color:var(--axis-color);font-weight:600}.axis-value-punct{color:#64748b}.slider-row{display:grid;grid-template-columns:56px minmax(0,1fr) 84px;gap:.6rem;align-items:center}.slider-row input[type=range]{width:100%}.colorbar{width:100%;height:24px;border:1px solid rgba(100,116,139,.24);background:linear-gradient(90deg,#000,#fff)}.colorbar-section{display:grid;gap:.35rem;width:100%}.colorbar-mode{font-size:.75rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:#64748b}.colorbar-title{font-size:.78rem;font-weight:600;color:#475569}.colorbar-labels{display:flex;width:100%;justify-content:space-between;font-size:.75rem;color:#64748b;text-transform:uppercase;letter-spacing:.05em}.toggle-field{display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:.6rem .7rem;border:1px solid rgba(100,116,139,.16);background:#fff;font-size:.75rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:#64748b}.toggle-field .label-row{flex:1 1 auto;min-width:0}.button-row{grid-template-columns:repeat(2,minmax(0,1fr))}.linear-layout-action-row{grid-template-columns:repeat(3,minmax(0,1fr))}.button-row button{width:100%;padding:.7rem .9rem;border:1px solid rgba(100,116,139,.24);cursor:pointer}.primary-button{border-color:#0f172a;background:#0f172a;color:#fff}.secondary-button{background:#fff;color:#334155}.button-row button:hover{background:#f8fafc}.primary-button:hover{background:#1e293b}.inline-code{font-family:IBM Plex Mono,SFMono-Regular,monospace;font-size:.84em}.hidden{display:none}.command-palette{position:fixed;inset:0;z-index:40;display:grid;place-items:start center;padding-top:12vh}.command-palette.hidden{display:none}.command-palette-backdrop{position:absolute;inset:0;background:#0f172a2e}.command-palette-dialog{position:relative;width:min(640px,calc(100vw - 2rem));background:#fff;box-shadow:0 18px 40px #0f172a33}.command-palette-dialog input{width:100%;padding:.95rem 1rem;border:0;border-bottom:1px solid rgba(100,116,139,.16);font-size:1rem;background:#fff}.command-palette-list{display:grid;max-height:min(420px,60vh);overflow:auto}.command-palette-item,.command-palette-empty{display:flex;justify-content:space-between;padding:.8rem 1rem;border:0;border-bottom:1px solid rgba(100,116,139,.1);background:#fff;text-align:left}.command-palette-item{cursor:pointer}.command-palette-item.active,.command-palette-item:hover{background:#f8fafc}.command-palette-item span:last-child,.command-palette-empty{color:#64748b;font-size:.85rem}@media(max-width:960px){#app{--sidebar-width: 100%;grid-template-columns:minmax(0,1fr);grid-template-rows:auto auto minmax(24rem,52vh) auto;height:auto;min-height:100vh;overflow:visible}.tab-strip,.viewport-wrap,.sidebar{grid-column:1 / 2}.tab-strip{overflow-x:auto}.viewport-wrap{grid-row:3 / 4;min-height:0}.control-dock{left:50%;bottom:max(.75rem,env(safe-area-inset-bottom));max-width:calc(100vw - 1rem)}.sidebar-splitter{display:none}.sidebar{grid-row:4 / 5}.button-row{grid-template-columns:1fr}}
