#relations4-root{--r4-bg:#f8faf9;--r4-panel:#fff;--r4-text:#243e49;--r4-muted:#7a8e95;--r4-border:#e0e8e7;--r4-accent:#246c78;--r4-soft:#eef5f3;--r4-before:#278a7a;--r4-after:#c17a37;--r4-similar:#8070b2;color:var(--r4-text);font:14px/1.6 system-ui,-apple-system,PingFang SC,sans-serif}[data-bs-theme=dark] #relations4-root{--r4-bg:#101d29;--r4-panel:#162532;--r4-text:#dfebee;--r4-muted:#95abb6;--r4-border:#2c3f4b;--r4-accent:#86c9e1;--r4-soft:#203642;--r4-before:#62c4ad;--r4-after:#e7ae6e;--r4-similar:#b6a0e8}#relations4-root *{box-sizing:border-box}#relations4-root button,#relations4-root input,#relations4-root select{font:inherit}#relations4-root button{cursor:pointer;border:1px solid var(--r4-border);background:var(--r4-panel);color:var(--r4-text);border-radius:7px;padding:5px 10px}#relations4-root button:hover{border-color:var(--r4-accent);background:var(--r4-soft)}#relations4-root button:disabled{cursor:default;opacity:.4}#relations4-root :focus-visible{outline:2px solid var(--r4-accent);outline-offset:3px}#relations4-root a{color:var(--r4-accent);text-decoration:none}#relations4-root a:hover{text-decoration:underline}#relations4-root h1,#relations4-root h2,#relations4-root h3,#relations4-root p{margin:0}#relations4-root [hidden]{display:none!important}.r4-app{background:var(--r4-bg);border:1px solid var(--r4-border);border-radius:15px;overflow:hidden}.r4-topbar{background:var(--r4-panel);justify-content:space-between;align-items:center;padding:22px 26px 17px;display:flex}.r4-brand{align-items:center;gap:12px;display:flex}.r4-brand>span{color:var(--r4-accent);font-size:36px;line-height:1}#relations4-root .r4-brand h1{letter-spacing:.06em;font-size:21px;font-weight:650}.r4-brand p{color:var(--r4-muted);font-size:12px}.r4-top-actions{align-items:center;gap:17px;font-size:12px;display:flex}.r4-toolbar{background:var(--r4-panel);border-bottom:1px solid var(--r4-border);justify-content:space-between;align-items:center;gap:12px;padding:0 26px 17px;display:flex}.r4-mode-switch{border:1px solid var(--r4-border);background:var(--r4-bg);border-radius:9px;padding:3px;display:flex}#relations4-root .r4-mode-switch button{color:var(--r4-muted);background:0 0;border:0;border-radius:6px;padding:5px 20px}#relations4-root .r4-mode-switch button[aria-pressed=true]{color:var(--r4-accent);background:var(--r4-panel);font-weight:600;box-shadow:0 1px 5px #12342d14}.r4-mode-switch span{font-size:16px}.r4-filters{color:var(--r4-muted);align-items:center;gap:17px;font-size:12px;display:flex}.r4-filters label{white-space:nowrap;align-items:center;gap:6px;display:flex}.r4-filters select{border:1px solid var(--r4-border);color:var(--r4-text);background:var(--r4-bg);border-radius:6px;padding:4px 7px}.r4-filters input{accent-color:var(--r4-accent)}.r4-workspace{grid-template-columns:300px minmax(0,1fr);height:min(760px,100dvh - 250px);min-height:520px;display:grid}.r4-details{border-right:1px solid var(--r4-border);background:var(--r4-panel);min-width:0;min-height:0}.r4-sidebar-scroll{overscroll-behavior:contain;scrollbar-width:thin;height:100%;padding:23px 21px;overflow-y:auto}#relations4-root .r4-drawer-toggle{display:none}.r4-search label{color:var(--r4-muted);margin-bottom:7px;font-size:12px;display:block}.r4-search>div{background:var(--r4-bg);border:1px solid var(--r4-border);border-radius:8px;align-items:center;gap:8px;padding:8px 10px;display:flex}.r4-search>div>span{color:var(--r4-muted);font-size:21px;line-height:1}#relations4-root .r4-search input{width:100%;min-width:0;color:var(--r4-text);background:0 0;border:0;outline:0;font-size:12px}#relations4-root .r4-search input::-webkit-search-cancel-button{display:none}#relations4-root .r4-search button{background:0 0;border:0;padding:0 3px}#relations4-root .r4-stats{color:var(--r4-muted);margin:13px 0;font-size:11px}.r4-stats strong{color:var(--r4-accent);font-weight:650}.r4-stats span{white-space:nowrap}.r4-history{border-bottom:1px solid var(--r4-border);justify-content:space-between;gap:8px;padding-bottom:20px;display:flex}#relations4-root .r4-history button{color:var(--r4-muted);background:0 0;border:0;padding:3px 0;font-size:11px}#relations4-root .r4-kicker{color:var(--r4-muted);letter-spacing:.15em;margin-bottom:10px;font-size:10px}.r4-detail-heading{padding:22px 0}.r4-detail-code{color:var(--r4-accent);font-size:12px;font-weight:650}#relations4-root .r4-detail-heading h2{overflow-wrap:anywhere;margin:6px 0 12px;font-size:20px;font-weight:650;line-height:1.5}.r4-tags{flex-wrap:wrap;gap:5px;margin-bottom:17px;display:flex}.r4-tags span{background:var(--r4-soft);color:var(--r4-muted);border-radius:4px;padding:2px 6px;font-size:10px}.r4-open-solution{border:1px solid var(--r4-border);border-radius:6px;padding:6px 12px;font-size:12px;display:inline-block}#relations4-root .r4-muted{color:var(--r4-muted);margin:7px 0;font-size:11px}.r4-detail-group{border-top:1px solid var(--r4-border);padding:17px 0}#relations4-root .r4-detail-group h3{color:var(--r4-role);justify-content:space-between;align-items:center;margin-bottom:10px;font-size:12px;font-weight:600;display:flex}.r4-detail-group b{color:var(--r4-muted);font-size:11px;font-weight:500}.r4-detail-group ul{margin:0;padding:0;list-style:none}.r4-detail-group li+li{margin-top:9px}.r4-detail-entry{align-items:center;gap:5px;display:flex}#relations4-root .r4-detail-entry>button{text-align:left;background:0 0;border-color:#0000;flex-direction:column;flex:1;align-items:flex-start;min-width:0;padding:5px 7px;display:flex}.r4-detail-entry strong{color:var(--r4-text);font-size:11px;font-weight:600}.r4-detail-entry span{color:var(--r4-muted);font-size:11px}.r4-detail-entry a{padding:5px;font-size:14px}.r4-detail-group details{color:var(--r4-muted);margin:2px 7px 0;font-size:10px}.r4-detail-group summary{cursor:pointer}#relations4-root .r4-detail-group details p{color:var(--r4-text);margin-top:6px;line-height:1.7}.r4-intro{padding:28px 0}.r4-empty-orbit{color:var(--r4-accent);opacity:.65;margin-bottom:24px;font-size:46px;font-weight:200}#relations4-root .r4-intro h2{letter-spacing:.03em;margin-bottom:20px;font-size:25px;font-weight:500;line-height:1.6}#relations4-root .r4-intro>p:not(.r4-kicker){color:var(--r4-muted);margin-bottom:13px;font-size:12px;line-height:1.9}.r4-mini-flow{color:var(--r4-muted);justify-content:space-between;align-items:center;margin-top:30px;font-size:10px;display:flex}.r4-mini-flow strong{color:var(--r4-accent);font-weight:500}.r4-mini-flow i{color:var(--r4-border);font-style:normal}.r4-search-results{padding-top:8px}#relations4-root .r4-search-results>button{text-align:left;background:0 0;border-color:#0000;flex-direction:column;align-items:flex-start;width:100%;padding:10px 7px;display:flex}.r4-search-results strong{font-size:12px}.r4-search-results span{color:var(--r4-muted);font-size:11px}.r4-search-results small{color:var(--r4-muted);font-size:10px}.r4-stage{min-width:0;min-height:0;position:relative;overflow:hidden}.r4-view,.r4-overview,.r4-overview canvas,.r4-layers{width:100%;height:100%}.r4-overview{position:relative}.r4-overview canvas{touch-action:none;cursor:grab;display:block}.r4-canvas-tools{flex-direction:column;gap:4px;display:flex;position:absolute;bottom:42px;right:16px}#relations4-root .r4-canvas-tools button{background:var(--r4-panel);width:31px;height:31px;padding:0;font-size:17px}#relations4-root .r4-gesture-hint{text-align:center;width:100%;color:var(--r4-muted);pointer-events:none;opacity:.75;font-size:10px;position:absolute;bottom:14px;left:0}.r4-preview{pointer-events:none;border:1px solid var(--r4-border);background:var(--r4-panel);border-radius:8px;flex-direction:column;gap:1px;max-width:min(380px,100% - 36px);padding:9px 13px;display:flex;position:absolute;top:16px;left:18px;box-shadow:0 4px 20px #102d3510}.r4-preview strong{color:var(--r4-accent);font-size:10px}.r4-preview span{overflow-wrap:anywhere;font-size:12px}.r4-preview small{color:var(--r4-muted);font-size:9px}.r4-stage-message{text-align:center;color:var(--r4-muted);background:var(--r4-bg);flex-direction:column;justify-content:center;align-items:center;gap:15px;padding:32px;display:flex;position:absolute;inset:0}#relations4-root .r4-stage-message h2{color:var(--r4-text);font-size:19px}.r4-stage-message small{font-size:11px}.r4-spinner{border:2px solid var(--r4-border);border-top-color:var(--r4-accent);border-radius:50%;width:25px;height:25px;animation:1s linear infinite r4-spin}@keyframes r4-spin{to{transform:rotate(360deg)}}.r4-bottom{background:var(--r4-panel);border-top:1px solid var(--r4-border);color:var(--r4-muted);justify-content:space-between;align-items:center;gap:12px;padding:11px 23px;font-size:10px;display:flex}.r4-legend{flex-wrap:wrap;gap:18px;display:flex}.r4-legend span{align-items:center;gap:6px;display:inline-flex}.r4-legend span:before{content:"";border-top:2px solid;width:18px;display:inline-block}.r4-legend-before{color:var(--r4-before)}.r4-legend-after{color:var(--r4-after)}.r4-legend-similar{color:var(--r4-similar)}.r4-legend .r4-legend-similar:before{border-top-style:dashed}.r4-notice{background:var(--r4-soft);color:var(--r4-text);padding:8px 24px;font-size:12px}.r4-role-before{--r4-role:var(--r4-before)}.r4-role-current{--r4-role:var(--r4-accent)}.r4-role-after{--r4-role:var(--r4-after)}.r4-role-similar{--r4-role:var(--r4-similar)}.r4-layers{overscroll-behavior:contain;overflow:auto}.r4-layer-board{min-width:730px;min-height:100%;padding:25px 25px 16px;position:relative}.r4-layer-edges{pointer-events:none;width:100%;height:100%;position:absolute;inset:0;overflow:visible}.r4-layer-edges>path{fill:none;stroke-width:1.4px;transition:opacity 70ms linear}.r4-edge-before{stroke:var(--r4-before)}.r4-edge-after{stroke:var(--r4-after)}.r4-edge-similar{stroke:var(--r4-similar);stroke-dasharray:4 4}.r4-fill-before{fill:var(--r4-before)}.r4-fill-after{fill:var(--r4-after)}.r4-layer-columns{grid-template-columns:repeat(3,minmax(0,1fr));align-items:start;gap:45px;display:grid;position:relative}.r4-layer-column{min-width:0}.r4-layer-column>header{border-bottom:2px solid var(--r4-role);justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:11px;display:flex}.r4-layer-column header span{color:var(--r4-muted);font-size:9px}#relations4-root .r4-layer-column h2{color:var(--r4-role);font-size:14px;font-weight:600}.r4-layer-column header b{color:var(--r4-muted);font-size:12px;font-weight:400}.r4-layer-list{scrollbar-width:thin;flex-direction:column;gap:12px;max-height:365px;padding:2px 3px 4px;display:flex;overflow-y:auto}#relations4-root .r4-layer-card{text-align:left;border-color:var(--r4-border);border-left:3px solid var(--r4-role);border-radius:8px;flex-direction:column;flex-shrink:0;align-items:stretch;gap:7px;min-width:0;padding:12px;display:flex;position:relative;box-shadow:0 3px 12px #12342d04}#relations4-root .r4-layer-card:hover,#relations4-root .r4-layer-card.is-hovered{border-color:var(--r4-role);background:var(--r4-panel);box-shadow:0 3px 14px #12342d12}.r4-card-code{color:var(--r4-role);justify-content:space-between;align-items:center;gap:5px;font-size:10px;display:flex}.r4-card-code>span{color:var(--r4-muted);font-size:8px;font-weight:400}.r4-layer-card strong{overflow-wrap:anywhere;font-size:12px;font-weight:550;line-height:1.7}.r4-layer-card small{color:var(--r4-muted);font-size:9px}#relations4-root .r4-layer-empty{color:var(--r4-muted);padding:16px 0;font-size:11px}.r4-similar-group{border-top:1px solid var(--r4-border);margin-top:48px;padding-top:18px;position:relative}.r4-similar-group header{justify-content:space-between;align-items:center;margin-bottom:15px;display:flex}#relations4-root .r4-similar-group h2{color:var(--r4-similar);font-size:13px;font-weight:500}.r4-similar-group header b{margin-left:5px;font-size:11px;font-weight:400}.r4-similar-group header>span{color:var(--r4-muted);font-size:9px}.r4-similar-cards{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}#relations4-root .r4-layer-footnote{color:var(--r4-muted);text-align:center;margin-top:26px;font-size:9px}@media (width>=1400px){body:has(#relations4-root) main.container-xxl{max-width:1500px}}@media (width<=1100px){.r4-workspace{grid-template-columns:260px minmax(0,1fr)}.r4-sidebar-scroll{padding:19px 15px}.r4-layer-board{min-width:690px;padding:22px 18px}.r4-layer-columns{gap:32px}}@media (width<=680px){body:has(#relations4-root) main.container-xxl{padding:0 7px;margin-top:10px!important}.r4-app{border-radius:10px}.r4-topbar{padding:16px 15px 12px}.r4-brand>span{font-size:29px}#relations4-root .r4-brand h1{font-size:18px}.r4-brand p{font-size:10px}.r4-top-actions{gap:10px;font-size:10px}.r4-toolbar{flex-wrap:wrap;gap:10px;padding:0 12px 12px}.r4-filters{gap:11px;font-size:10px}#relations4-root .r4-mode-switch button{padding:4px 12px;font-size:12px}#relations4-root .r4-relayout{display:none}.r4-workspace{flex-direction:column;height:max(570px,100dvh - 240px);min-height:570px;display:flex;position:relative}.r4-stage{flex:1;order:0}.r4-details{border:0;border-top:1px solid var(--r4-border);z-index:3;flex:0 0 58px;order:1}#relations4-root .r4-drawer-toggle{border:0;border-radius:0;justify-content:space-between;align-items:center;width:100%;height:57px;padding:0 17px;font-size:12px;display:flex}.r4-sidebar-scroll{display:none}.r4-details.is-open{height:75%;position:absolute;bottom:0;left:0;right:0;box-shadow:0 -10px 30px #12342d12}.r4-details.is-open .r4-sidebar-scroll{height:calc(100% - 57px);padding:15px 20px;display:block}.r4-bottom{padding:10px 13px}.r4-bottom>span{display:none}.r4-legend{gap:12px;font-size:8px}.r4-preview{max-width:calc(100% - 20px);top:10px;left:10px}.r4-preview span{font-size:11px}.r4-gesture-hint{font-size:8px}.r4-canvas-tools{right:10px}}@media (prefers-reduced-motion:reduce){.r4-spinner{animation:none}.r4-layer-edges>path{transition:none}}