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var(--border);border-radius:var(--radius);background:var(--surface);cursor:pointer;text-align:left;align-items:center;gap:14px;padding:14px 16px;font-family:inherit;transition:border-color .15s,background .15s;display:flex;position:relative}.lib-card:hover,.lib-card.selected{border-color:var(--accent);background:var(--accent-light)}.lib-card-icon{background:var(--bg);width:42px;height:42px;color:var(--accent);border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;display:flex}.lib-card.selected .lib-card-icon{background:#dbeafe}.lib-card-icon svg{width:22px;height:22px}.lib-card-body{flex:1;min-width:0}.lib-card-name{color:var(--text);margin-bottom:2px;font-size:14px;font-weight:600;display:block}.lib-card-desc{color:var(--text-muted);font-size:12px;line-height:1.4;display:block}.lib-card-check{background:var(--accent);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:22px;height:22px;display:flex}.lib-card-check svg{width:12px;height:12px}.fc-output{padding:40px}.d3-wrapper{flex-direction:column;width:100%;display:flex}.d3-output{box-sizing:border-box;width:100%;padding:40px}.d3-toolbar{border-bottom:1px solid var(--border);background:var(--bg);flex-wrap:wrap;align-items:center;gap:10px;padding:8px 16px;display:flex}.d3-tool-btn{background:var(--surface);border:1px solid var(--border);color:var(--text);cursor:pointer;border-radius:6px;align-items:center;gap:6px;padding:6px 13px;font-family:inherit;font-size:13px;font-weight:500;transition:background .15s,border-color .15s;display:inline-flex}.d3-tool-btn svg{width:13px;height:13px}.d3-tool-btn:hover{background:var(--accent-light);border-color:var(--accent);color:var(--accent)}.d3-connect-banner{color:#1d4ed8;background:#eff6ff;border:1px solid #bfdbfe;border-radius:6px;flex:1;align-items:center;gap:8px;padding:6px 12px;font-size:13px;display:inline-flex}.d3-connect-banner svg{flex-shrink:0;width:14px;height:14px}.d3-cancel-btn{color:#2563eb;cursor:pointer;background:#fff;border:1px solid #bfdbfe;border-radius:4px;margin-left:auto;padding:2px 10px;font-family:inherit;font-size:12px;font-weight:500}.d3-cancel-btn:hover{background:#dbeafe}.d3-edit-panel{border-top:1px solid var(--border);background:var(--surface)}.d3-edit-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:10px 16px;display:flex}.d3-edit-title{color:var(--text);font-size:13px;font-weight:600}.d3-edit-close{cursor:pointer;width:24px;height:24px;color:var(--text-muted);background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;padding:0;display:flex}.d3-edit-close:hover{background:var(--bg);color:var(--text)}.d3-edit-close svg{width:14px;height:14px}.d3-edit-body{flex-direction:column;gap:12px;padding:14px 16px;display:flex}.d3-field{flex-direction:column;gap:5px;display:flex}.d3-label{color:var(--text-muted);align-items:center;gap:6px;font-size:12px;font-weight:500;display:flex}.d3-optional{color:var(--text-light);font-weight:400}.d3-input{border:1px solid var(--border);color:var(--text);background:var(--bg);border-radius:6px;outline:none;padding:7px 10px;font-family:inherit;font-size:13px;transition:border-color .15s}.d3-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #2563eb14}.d3-type-row{gap:6px;display:flex}.d3-type-btn{border:1px solid var(--border);background:var(--bg);color:var(--text-muted);cursor:pointer;border-radius:6px;flex:1;padding:6px 8px;font-family:inherit;font-size:12px;font-weight:500;transition:all .15s}.d3-type-btn:hover{border-color:var(--accent);color:var(--accent)}.d3-type-btn.active{background:var(--accent-light);border-color:var(--accent);color:var(--accent);font-weight:600}.d3-edit-actions{gap:8px;padding-top:2px;display:flex}.d3-connect-btn{background:var(--accent-light);border:1px solid var(--accent);color:var(--accent);cursor:pointer;border-radius:6px;align-items:center;gap:6px;padding:7px 13px;font-family:inherit;font-size:13px;font-weight:500;transition:background .15s;display:inline-flex}.d3-connect-btn svg{width:14px;height:14px}.d3-connect-btn:hover{background:#dbeafe}.d3-delete-btn{color:#dc2626;cursor:pointer;background:#fff;border:1px solid #fca5a5;border-radius:6px;align-items:center;gap:6px;padding:7px 13px;font-family:inherit;font-size:13px;font-weight:500;transition:background .15s;display:inline-flex}.d3-delete-btn svg{width:14px;height:14px}.d3-delete-btn:hover{background:#fef2f2}@media (width<=900px){.diagram-workspace{grid-template-rows:auto auto;grid-template-columns:1fr}.diagram-topbar{border-radius:0}.app-main{padding:16px 12px}.hero-steps{display:none}.zoom-pill{bottom:12px;right:12px}}