.ml-app-layout{gap:var(--space-6);grid-template-columns:240px 1fr;align-items:start;width:100%;max-width:100%;display:grid}@media (width<=860px){.ml-app-layout{grid-template-columns:1fr}}.ml-tree-aside{background:var(--color-bg-raised);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-4);box-shadow:var(--shadow-sm)}@media (width>=861px){.ml-tree-aside{top:var(--space-4);position:sticky}}.ml-tree-header{margin-bottom:var(--space-3);justify-content:space-between;align-items:center;display:flex}.ml-tree-title{text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-secondary);font-size:.82rem;font-weight:700}.ml-tree-count{font-size:.72rem;font-family:var(--font-mono);background:var(--color-bg-subtle);border:1px solid var(--color-border);color:var(--color-text-secondary);border-radius:999px;padding:2px 8px}.ml-tree-menu{gap:var(--space-2);flex-direction:column;display:flex}.ml-folder__title{color:var(--color-text);cursor:pointer;user-select:none;border-radius:var(--radius-sm);align-items:center;gap:6px;padding:6px 8px;font-size:.84rem;font-weight:600;list-style:none;transition:background .15s;display:flex}.ml-folder__title::-webkit-details-marker{display:none}.ml-folder__title:hover{background:var(--color-bg-subtle)}.ml-folder__icon{color:var(--color-text-secondary);font-size:.72rem;transition:transform .2s;display:inline-block}.ml-folder[open]>.ml-folder__title .ml-folder__icon{transform:rotate(90deg)}.ml-folder__items{margin-left:var(--space-3);padding-left:var(--space-2);border-left:1px solid var(--color-border);flex-direction:column;gap:2px;margin-top:4px;margin-bottom:6px;display:flex}.ml-tree-item{text-align:left;border-radius:var(--radius-sm);width:100%;color:var(--color-text-secondary);cursor:pointer;background:0 0;border:none;padding:6px 10px;font-family:inherit;font-size:.8rem;font-weight:500;transition:all .15s;display:block}.ml-tree-item:hover{color:var(--color-text);background:var(--color-bg-subtle)}.ml-tree-item--active{color:var(--color-accent);background:var(--color-accent-glow);font-weight:600}.ml-main-content{gap:var(--space-4);flex-direction:column;min-width:0;display:flex}.ml-topic-banner{padding-bottom:var(--space-2);border-bottom:1px solid var(--color-border)}.ml-category-tag{text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-secondary);font-size:.72rem;font-weight:700}.ml-topic-title{color:var(--color-text);margin:2px 0 0;font-size:1.35rem}.ml-stage{background:var(--color-bg-raised);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm), var(--shadow-inset-highlight);overflow:hidden}.ml-toolbar{justify-content:space-between;align-items:center;gap:var(--space-4);padding:var(--space-3) var(--space-4);background:var(--color-bg-subtle);border-bottom:1px solid var(--color-border);flex-wrap:wrap;display:flex}.ml-toolbar__group,.ml-toolbar__playback,.ml-class-toggle,.ml-query-toggle{align-items:center;gap:var(--space-2);flex-wrap:wrap;display:flex}.toolbar-btn.ml-class-btn{align-items:center;display:inline-flex}.ml-class-dot{border-radius:50%;flex-shrink:0;width:8px;height:8px;margin-right:5px;display:inline-block}.ml-class-dot--0{background:var(--color-accent)}.ml-class-dot--1{background:var(--color-danger,#dc2626)}.ml-class-dot--2{background:var(--color-success,#16a34a)}.ml-class-dot--3{background:#d97706}.ml-label{text-transform:uppercase;letter-spacing:.04em;color:var(--color-text-secondary);align-items:center;gap:4px;font-size:.74rem;font-weight:700;display:flex}.ml-input,.ml-k-select select{border-radius:var(--radius-sm);border:1px solid var(--color-border-strong);background:var(--color-bg);color:var(--color-text);min-height:36px;padding:6px 10px;font-family:inherit;font-size:.88rem}.ml-speed-box{align-items:center;gap:var(--space-2);margin-left:var(--space-2);display:flex}.ml-range{width:85px;accent-color:var(--color-accent)}.ml-scrub-range{width:100%}.ml-canvas-box{padding:var(--space-5);background:var(--color-bg);justify-content:center;align-items:center;display:flex;position:relative}.ml-plot-svg{aspect-ratio:440/320;background:var(--color-bg-subtle);border:1px solid var(--color-border);border-radius:var(--radius-sm);cursor:crosshair;width:100%;max-width:min(860px,100%);height:auto}.ml-scrub-bar{padding:var(--space-2) var(--space-4) 0}.ml-status-bar{padding:var(--space-3) var(--space-4);background:var(--color-bg-subtle);border-top:1px solid var(--color-border);justify-content:space-between;align-items:center;font-size:.88rem;display:flex}.ml-status-text{color:var(--color-text);font-weight:500}.ml-step-counter{font-family:var(--font-mono);color:var(--color-text-secondary);font-size:.82rem}.ml-learn-grid{gap:var(--space-4);grid-template-columns:repeat(3,1fr);align-items:start;display:grid}@media (width<=1100px){.ml-learn-grid{grid-template-columns:1fr}}.ml-formula-card,.ml-pseudo-card,.ml-sklearn-card{background:var(--color-bg-raised);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-4);box-shadow:var(--shadow-sm), var(--shadow-inset-highlight);min-width:0}.ml-code-block{font-size:.78rem;overflow-x:auto}.ml-comp-title{text-transform:uppercase;letter-spacing:.04em;color:var(--color-text-secondary);margin-bottom:var(--space-2);font-size:.74rem;font-weight:700}.ml-formula-block{font-family:var(--font-mono);color:var(--color-accent);background:var(--color-bg-subtle);border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:var(--space-3);margin:0 0 var(--space-2);white-space:pre-wrap;font-size:1rem}.ml-comp-val{color:var(--color-text-secondary);font-size:.85rem;line-height:1.5}.ml-pseudo-list{font-family:var(--font-mono);color:var(--color-text-secondary);margin:0;padding:0;font-size:.82rem;line-height:1.7;list-style:none}.ml-pseudo-line{border-radius:var(--radius-sm);white-space:pre;padding:2px 8px;overflow-x:auto}.ml-pseudo-line--active{background:var(--color-accent-glow);color:var(--color-accent);font-weight:600}.ml-norm-panel{background:var(--color-bg-raised);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-4)}.ml-norm-bars{gap:var(--space-2);margin-top:var(--space-4);flex-direction:column;display:flex}.ml-norm-bar-row{align-items:center;gap:var(--space-3);font-family:var(--font-mono);font-size:.8rem;display:flex}.ml-norm-bar-track{background:var(--color-bg-subtle);border:1px solid var(--color-border);border-radius:var(--radius-sm);flex:1;height:18px;position:relative;overflow:hidden}.ml-norm-bar-fill{background:var(--color-accent);opacity:.55;transition:width .3s var(--ease-spring,ease);position:absolute;top:0;bottom:0;left:0}