.graph-page{max-width:1400px}.graph-section{background:linear-gradient(#fafafa 0%,#fff 100%);border:1px solid #eaeaea;border-radius:12px;margin:2.5rem 0;padding:2rem 1.5rem;overflow-x:auto}.vipaksh-section{background:linear-gradient(#fef6f0 0%,#fff 100%);border-color:#ffd9b3}.bt-section-label{color:#222;border-bottom:2px solid #f93;margin:0 0 1.5rem;padding-bottom:.5rem;font-size:1.3rem}.binary-tree{flex-direction:column;align-items:center;gap:1rem;min-width:max-content;margin:0 auto;display:flex}.bt-row{flex-direction:column;align-items:center;display:flex}.bt-pair{grid-template-columns:var(--bt-card-w)  var(--bt-connector-w)  var(--bt-card-w)  var(--bt-child-gap)  var(--bt-card-w);justify-content:center;align-items:start;width:max-content;max-width:100%;display:grid}.bt-parent{justify-content:center;display:flex}.bt-children{display:contents}.bt-child{justify-content:center;display:flex}.bt-child-left{grid-column:3}.bt-child-right{grid-column:5}.bt-next-level{border-top:1px dashed #e0e0e0;justify-content:center;gap:2rem;width:100%;margin-top:1.5rem;padding-top:1.5rem;display:flex}.bt-next-level>.bt-row{flex:0 auto;min-width:0}.bt-connector{width:var(--bt-connector-w);height:60px;margin-top:calc(var(--bt-card-h) - 4px);grid-column:2;align-self:start;display:block;position:relative}.bt-svg{width:100%;height:100%;display:block;overflow:visible}.bt-line{fill:none;stroke-width:2px;stroke-dasharray:4 3}.bt-line-down{stroke:#b85a00}.bt-line-bus{stroke:#888}.bt-line-left{stroke:#f93}.bt-line-right{stroke:#06c}.bt-dot{fill:#555}.graph-legend{background:#fff;border:1px solid #eaeaea;border-radius:10px;margin:2rem 0;padding:1.5rem}.graph-legend h3{margin:0 0 .8rem}.graph-legend ul{color:#555;margin:0;padding-left:1.2rem}.graph-legend li{margin:.3rem 0;font-size:.92rem}:root{--bt-card-w:240px;--bt-card-h:220px;--bt-connector-w:240px;--bt-child-gap:0px}.code-card{width:var(--bt-card-w);height:var(--bt-card-h);color:#e6e6e6;box-sizing:border-box;background:#1a1a1a;border:2px solid;border-radius:8px;flex-direction:column;font-family:SF Mono,Monaco,Cascadia Code,Roboto Mono,monospace;font-size:.74rem;text-decoration:none;transition:transform .15s,box-shadow .15s;display:flex;overflow:hidden}.code-card:hover{text-decoration:none;transform:translateY(-3px)}.code-card.side-left,.code-card.side-right{border-style:solid}.code-card-header{white-space:nowrap;text-overflow:ellipsis;align-items:center;gap:.2rem;padding:.4rem .7rem;font-size:.82rem;font-weight:700;display:flex;overflow:hidden}.code-card-header .code-bracket,.code-card-header .code-colon{color:#ffffffb3}.code-card-header .code-key{color:#fff}.code-card-header .code-class{font-weight:700}.code-card-body{flex:1;padding:.55rem .7rem;line-height:1.55;overflow:hidden}.code-line{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.code-key{color:#79c0ff}.code-string{color:#a6f9b5}.code-number{color:#ffb86c}.code-bracket,.code-colon{color:silver}.code-card-footer{white-space:nowrap;text-overflow:ellipsis;border-top:1px solid #333;padding:.35rem .7rem;font-size:.68rem;overflow:hidden}.code-comment{opacity:.85;font-style:italic}.color-swatch{vertical-align:middle;border-radius:2px;width:12px;height:12px;margin:0 1px;display:inline-block;box-shadow:inset 0 0 0 1px #ffffff40}@media (max-width:900px){:root{--bt-card-w:180px;--bt-card-h:200px}.code-card{font-size:.68rem}}@media (max-width:600px){.bt-pair{flex-direction:column;align-items:center;gap:.5rem;display:flex}.bt-connector{display:none}.bt-next-level{flex-direction:column;gap:1rem}:root{--bt-card-w:100%;--bt-card-h:auto}.code-card{max-width:320px}}