:root{--bg: #14181c;--bg-deep: #0e1114;--bg-raised: #1b2025;--ink: #e8ecef;--ink-dim: #c3cbd1;--ink-faint: #7b858d;--accent: #d9a441;--accent-bright: #ecbb63;--rule: rgba(232, 236, 239, .14);--danger: #d9695f;--success: #7fb069;--font-display: ui-monospace, "SF Mono", "Cascadia Code", "Roboto Mono", monospace;--font-body: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-body)}a{color:var(--accent)}.app-shell{display:flex;min-height:100vh}.sidebar{width:200px;flex-shrink:0;background:var(--bg-raised);border-right:1px solid var(--rule);display:flex;flex-direction:column;padding:16px 12px}.sidebar-brand{font-family:var(--font-display);font-weight:700;color:var(--accent-bright);margin-bottom:24px;font-size:1.1rem}.sidebar-nav{display:flex;flex-direction:column;gap:4px;flex:1}.nav-link{padding:8px 10px;border-radius:6px;color:var(--ink-dim);text-decoration:none;font-size:.9rem}.nav-link:hover{color:var(--ink);background:var(--bg-deep)}.nav-link.active{color:var(--accent-bright);background:var(--bg-deep);font-weight:600}.sidebar-user{border-top:1px solid var(--rule);padding-top:12px;font-size:.8rem;color:var(--ink-faint)}.main-content{flex:1;padding:32px 40px;max-width:900px;min-width:0}.main-content:has(.item-list-page){max-width:none}.btn{font-family:var(--font-body);font-weight:600;font-size:.9rem;padding:8px 16px;border-radius:6px;border:1px solid transparent;cursor:pointer}.btn-primary{background:linear-gradient(180deg,var(--accent-bright),var(--accent));color:var(--bg)}.btn-primary:hover{background:var(--accent-bright)}.btn-secondary{background:transparent;border-color:var(--rule);color:var(--ink-dim)}.btn-secondary:hover{border-color:var(--ink);color:var(--ink)}.btn-danger{background:transparent;color:var(--danger)}.btn-danger:hover{text-decoration:underline}.card{background:var(--bg-deep);border:1px solid var(--rule);border-radius:8px}.list-toolbar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px;align-items:center}.search-input{flex:1;min-width:220px}.list-toolbar select.input{flex:0 0 auto;width:auto}.table-scroll{width:100%;overflow-x:auto}.item-table{width:100%;min-width:720px;border-collapse:collapse;font-size:.9rem}.item-table th{text-align:left;color:var(--ink-dim);font-weight:400;font-size:.85rem;padding:8px 10px;border-bottom:1px solid var(--rule)}.item-table td{padding:10px;border-bottom:1px solid var(--rule)}.list-row{cursor:pointer}.list-row:hover{background:var(--bg-raised)}.list-row-actions{display:flex;gap:8px;justify-content:flex-end;opacity:0}.list-row:hover .list-row-actions{opacity:1}.field-group{margin-bottom:16px}.field-label{display:block;font-size:.85rem;color:var(--ink-dim);margin-bottom:4px}.input{width:100%;background:var(--bg-deep);border:1px solid var(--rule);border-radius:6px;color:var(--ink);padding:8px 10px;font-family:var(--font-body);font-size:.9rem}.input:focus{outline:2px solid var(--accent);border-color:var(--accent)}.error-banner{background:#d9695f1f;border:1px solid var(--danger);color:var(--danger);border-radius:6px;padding:10px 14px;margin-bottom:16px;font-size:.9rem}.empty-state{text-align:center;color:var(--ink-faint);padding:60px 0}.form-actions{display:flex;gap:8px;margin-top:24px}.vector2-field,.shape-ref-field{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}.vector2-field .field-group,.shape-ref-field .field-group{margin-bottom:0;flex:1;min-width:100px}.dialog-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080}.dialog-content{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);padding:24px;min-width:320px}.dialog-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:20px}.combobox-listbox{background:var(--bg-raised);border:1px solid var(--rule);border-radius:6px;max-height:240px;overflow-y:auto;width:var(--radix-popover-trigger-width);z-index:10}.combobox-option{padding:6px 10px;font-size:.85rem;cursor:pointer}.combobox-option:hover{background:var(--bg-deep)}