.nav-config-layout{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:24px;align-items:start}.nav-config-editor{padding:24px}.nav-config-toolbar{display:flex;align-items:center;gap:12px;margin-bottom:20px;flex-wrap:wrap}.nav-config-toolbar #navState{color:#7c8497;font-size:12px;flex:1}.nav-count{padding:5px 12px;background:#eee9ff;color:#6753cf;border-radius:20px;font-size:12px;font-weight:600}.nav-config-editor fieldset{border:0;margin:0;padding:0;min-width:0}.nav-config-row{border:1px solid #e8e7ee;border-radius:16px;padding:20px;margin-bottom:16px;background:#fff}.nav-row-title{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:18px}.nav-row-actions{display:flex;gap:8px}.nav-row-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.nav-icon-fields{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:18px}.nav-icon-upload{border:1px dashed #d9d1eb;border-radius:12px;padding:14px;display:flex;gap:14px;align-items:center;cursor:pointer;background:#fcfbff}.nav-icon-upload img{width:44px;height:44px;object-fit:contain;background:white;border-radius:8px}.nav-icon-upload span{min-width:0}.nav-icon-upload b{display:block;font-size:12px}.nav-icon-upload small{display:block;font-size:11px;color:#8d879a;margin-top:6px}.nav-icon-upload input{display:block;width:100%;max-width:165px;font-size:10px;margin-top:8px}.nav-preview-card{padding:24px;position:sticky;top:88px}.nav-preview-card h3{margin:0 0 8px}.nav-preview-note{font-size:12px;line-height:1.8;color:#8b8596;margin:0 0 22px}.nav-preview-shell{border:1px solid #e8e0f6;border-radius:22px;overflow:hidden;background:#faf8ff}.nav-preview-context{padding:28px 22px}.nav-preview-context p{margin:8px 0;color:#8b8596;font-size:12px}.nav-preview-context strong{font-size:16px;color:#514075}.nav-preview-bar{display:flex;padding:12px 4px 16px;background:white;border-top:1px solid #efeaf7}.nav-preview-item{border:0;background:none;min-width:0;flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;padding:0 2px;color:#7b7189;cursor:pointer}.nav-preview-item img{width:27px;height:27px;object-fit:contain}.nav-preview-item span{font-size:11px;white-space:nowrap;max-width:100%;overflow:hidden;text-overflow:ellipsis}.nav-preview-item.selected{color:#6753cf;font-weight:600}.nav-preview-card ul{font-size:12px;color:#7c748b;line-height:1.9;padding-left:18px;margin:22px 0 0}.nav-config-row .field{margin:0;display:flex;gap:8px;flex-direction:column;font-size:12px;color:#746c81}.nav-config-row .field input,.nav-config-row .field select{width:100%;box-sizing:border-box}.nav-config-editor button:disabled{opacity:.4;cursor:not-allowed}.nav-config-editor #navAdd{width:100%;border-style:dashed}.nav-head-actions{display:flex;gap:10px;flex-wrap:wrap}@media(max-width:1100px){.nav-config-layout{grid-template-columns:1fr}.nav-preview-card{position:static;max-width:420px}}@media(max-width:650px){.nav-row-grid,.nav-icon-fields{grid-template-columns:1fr}.nav-config-editor{padding:14px}.nav-config-row{padding:14px}.nav-row-actions{gap:3px}}