.pgolf-root{display:grid;grid-template-rows:auto 1fr;height:calc(100vh - 42px)}.pgolf-root .header{background:var(--bg2);border-bottom:1px solid var(--border);padding:12px 20px;display:flex;align-items:center;gap:20px;flex-wrap:wrap}.pgolf-root .header h1{font-size:16px;font-weight:600;letter-spacing:.5px;white-space:nowrap}.pgolf-root .header h1 span{color:var(--accent)}.header-controls{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.header-controls label{font-size:11px;color:var(--text2);text-transform:uppercase;letter-spacing:1px}.header-controls select{background:var(--bg3);border:1px solid var(--border);color:var(--text);padding:4px 8px;border-radius:4px;font-family:inherit;font-size:12px;cursor:pointer}.legend{display:flex;gap:10px;margin-left:auto;flex-wrap:wrap}.legend-item{display:flex;align-items:center;gap:4px;font-size:10px;color:var(--text2)}.legend-dot{width:8px;height:8px;border-radius:50%}.main{display:grid;grid-template-columns:200px 1fr 360px;overflow:hidden}.sidebar{background:var(--bg2);border-right:1px solid var(--border);overflow-y:auto;padding:8px 0}.sidebar-search{padding:6px 12px}.sidebar-search input{width:100%;background:var(--bg3);border:1px solid var(--border);color:var(--text);padding:6px 8px;border-radius:4px;font-family:inherit;font-size:11px}.sidebar-group{margin-top:8px}.sidebar-group-label{font-size:9px;text-transform:uppercase;letter-spacing:1.5px;color:var(--text2);padding:4px 12px}.sidebar-item{padding:6px 12px;cursor:pointer;display:flex;align-items:center;gap:8px;font-size:12px;transition:background .15s}.sidebar-item:hover{background:var(--bg3)}.sidebar-item.active{background:var(--bg3);border-left:2px solid var(--accent)}.sidebar-item.sub{padding-left:28px;font-size:11px;color:var(--text2)}.sidebar-dot{width:6px;height:6px;border-radius:50%;flex-shrink:0}.sidebar-item .change-badge{width:6px;height:6px;border-radius:50%;background:var(--gold);margin-left:auto;flex-shrink:0}.sidebar-item .note-badge{font-size:9px;color:var(--accent);margin-left:auto}.diagram-container{overflow:auto;padding:20px;display:flex;justify-content:center}.diagram-container svg{flex-shrink:0}.node-rect{cursor:pointer;transition:opacity .2s}.node-rect:hover{opacity:.9}.node-label{font-family:inherit;font-size:11px;fill:#fff;pointer-events:none;font-weight:500}.node-sublabel{font-family:inherit;font-size:9px;fill:#ffffffb3;pointer-events:none}.arrow-line{stroke:var(--border);stroke-width:1.5}.arrow-head{fill:var(--border)}.skip-path{fill:none;stroke:var(--cat-structural);stroke-width:1.5;stroke-dasharray:4,3;opacity:.6}.block-container{fill:none;stroke:var(--border);stroke-width:1;stroke-dasharray:6,3;rx:8}.ghost-node{opacity:.3;stroke-dasharray:4,2}@keyframes goldPulse{0%,to{stroke-opacity:.4}50%{stroke-opacity:1}}.changed-highlight{stroke:var(--gold);stroke-width:2.5;stroke-dasharray:none;animation:goldPulse 1.5s infinite}.detail{background:var(--bg2);border-left:1px solid var(--border);overflow-y:auto;display:flex;flex-direction:column}.detail-empty{display:flex;align-items:center;justify-content:center;height:100%;color:var(--text2);font-size:13px;text-align:center;padding:20px}.detail-header{padding:16px;border-bottom:1px solid var(--border)}.detail-header h2{font-size:15px;font-weight:600;margin-bottom:4px}.detail-header .category-tag{font-size:10px;text-transform:uppercase;letter-spacing:1px;padding:2px 6px;border-radius:3px;display:inline-block}.detail-tabs{display:flex;border-bottom:1px solid var(--border)}.detail-tab{flex:1;padding:8px;text-align:center;font-size:11px;cursor:pointer;text-transform:uppercase;letter-spacing:1px;color:var(--text2);border-bottom:2px solid transparent;transition:all .15s}.detail-tab:hover{color:var(--text)}.detail-tab.active{color:var(--accent);border-bottom-color:var(--accent)}.detail-body{padding:16px;flex:1;overflow-y:auto}.learn-section{margin-bottom:16px}.learn-section h3{font-size:11px;text-transform:uppercase;letter-spacing:1px;color:var(--accent);margin-bottom:6px}.learn-section p{font-size:12px;line-height:1.6;color:var(--text)}.learn-section ul{list-style:none;padding:0}.learn-section li{font-size:12px;padding:3px 0;color:var(--text)}.learn-section li:before{content:"•";color:var(--accent);margin-right:8px}.param-table{width:100%;font-size:11px;border-collapse:collapse}.param-table td{padding:3px 8px;border-bottom:1px solid var(--border)}.param-table td:first-child{color:var(--accent);white-space:nowrap}.study-link{display:block;font-size:11px;color:var(--accent);text-decoration:none;padding:3px 0}.study-link:hover{text-decoration:underline}.compare-item{padding:8px;margin-bottom:6px;border-radius:4px;border:1px solid var(--border);font-size:12px}.compare-item.changed{border-color:var(--gold);background:#ffd7000d}.compare-item .sub-label{font-size:10px;color:var(--text2)}.compare-item .sub-score{font-size:10px;color:var(--gold)}.compare-item .change-text{margin-top:4px;color:var(--text);line-height:1.5}.note-item{background:var(--bg3);border-radius:4px;padding:8px;margin-bottom:6px;position:relative}.note-item.done{opacity:.5}.note-item textarea{width:100%;background:transparent;border:none;color:var(--text);font-family:inherit;font-size:11px;resize:vertical;min-height:40px;line-height:1.5}.note-item textarea:focus{outline:none}.note-controls{display:flex;gap:6px;align-items:center;margin-top:4px}.note-controls label{font-size:10px;color:var(--text2);display:flex;align-items:center;gap:4px;cursor:pointer}.note-controls button{background:none;border:none;color:var(--text2);cursor:pointer;font-size:10px;padding:2px 4px}.note-controls button:hover{color:var(--cat-output)}.add-note-btn{width:100%;padding:8px;background:var(--bg3);border:1px dashed var(--border);border-radius:4px;color:var(--text2);font-family:inherit;font-size:11px;cursor:pointer;margin-top:8px}.add-note-btn:hover{border-color:var(--accent);color:var(--accent)}@media(max-width:900px){.main{grid-template-columns:1fr;grid-template-rows:auto 1fr auto}.sidebar{max-height:150px;border-right:none;border-bottom:1px solid var(--border)}.detail{max-height:40vh;border-left:none;border-top:1px solid var(--border)}}.analogy-box{background:#6c8cff14;border-left:3px solid var(--accent);padding:10px 12px;margin-bottom:16px;border-radius:4px}.analogy-box .analogy-label{font-size:9px;text-transform:uppercase;letter-spacing:1.5px;color:var(--accent);margin-bottom:4px}.analogy-box p{font-size:12px;line-height:1.6;color:var(--text);font-style:italic}