:root{--color-slate-base: #64748b;--color-slate-shade: #475569;--color-blue-base: #3b6fd4;--color-blue-shade: #2b52a0;--color-green-base: #22a06b;--color-green-shade: #17784f;--color-purple-base: #7c5cd6;--color-purple-shade: #5d43a6;--color-amber-base: #e08a2b;--color-amber-shade: #b06a1e;--color-rose-base: #d9548b;--color-rose-shade: #a83c69;--color-teal-base: #14a2b8;--color-teal-shade: #0d7c8d;--color-indigo-base: #4f46e5;--color-indigo-shade: #3730a3;--color-unassigned-base: #9aa3af;--color-unassigned-shade: #6b7280;--color-composite-base: #7b8496;--color-composite-shade: #59616f;--accent: var(--color-blue-base);--accent-shade: var(--color-blue-shade);--surface: #f5f6f8;--surface-raised: #ffffff;--surface-sunken: #e8eaee;--border: #d5d9e0;--text: #1a1d23;--text-muted: #6b7280;--text-invert: #ffffff;--danger: #dc2626;--radius-block: 10px;--radius-ui: 8px;--stud-size: 14px;--pool-block-height: 72px;--font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif}[data-color=slate]{--block-base: var(--color-slate-base);--block-shade: var(--color-slate-shade)}[data-color=blue]{--block-base: var(--color-blue-base);--block-shade: var(--color-blue-shade)}[data-color=green]{--block-base: var(--color-green-base);--block-shade: var(--color-green-shade)}[data-color=purple]{--block-base: var(--color-purple-base);--block-shade: var(--color-purple-shade)}[data-color=amber]{--block-base: var(--color-amber-base);--block-shade: var(--color-amber-shade)}[data-color=rose]{--block-base: var(--color-rose-base);--block-shade: var(--color-rose-shade)}[data-color=teal]{--block-base: var(--color-teal-base);--block-shade: var(--color-teal-shade)}[data-color=indigo]{--block-base: var(--color-indigo-base);--block-shade: var(--color-indigo-shade)}[data-color=unassigned]{--block-base: var(--color-unassigned-base);--block-shade: var(--color-unassigned-shade)}[data-color=composite]{--block-base: var(--color-composite-base);--block-shade: var(--color-composite-shade)}*{box-sizing:border-box}html,body{margin:0;padding:0;min-height:100%}body{font-family:var(--font);background:var(--surface);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased}.lb-card{background:var(--surface-raised);border:1px solid var(--border);border-radius:var(--radius-ui);padding:1.75rem}.lb-field{display:block;margin-bottom:1rem}.lb-field>span,.lb-field>label{display:block;font-size:.85rem;font-weight:600;color:var(--text-muted);margin-bottom:.35rem}.lb-field input,.lb-field select,.lb-field textarea{width:100%;padding:.6rem .7rem;font:inherit;color:var(--text);background:var(--surface-raised);border:1px solid var(--border);border-radius:var(--radius-ui)}.lb-field input:focus,.lb-field select:focus,.lb-field textarea:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent)}.lb-field input.is-invalid,.lb-field select.is-invalid,.lb-field textarea.is-invalid{border-color:var(--danger)}.lb-field textarea{min-height:4.5rem;resize:vertical}.lb-field--check{display:flex;align-items:center;gap:.5rem}.lb-field--check>span{margin:0;color:var(--text);font-weight:500}.lb-field--check input[type=checkbox]{width:16px;height:16px;flex:none;accent-color:var(--accent)}.lb-row{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}.lb-hint{margin:.35rem 0 0;font-size:.75rem;color:var(--text-muted)}.lb-error{color:var(--danger);font-size:.85rem;margin-top:.35rem}.lb-button{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;width:100%;padding:.7rem 1.25rem;font:inherit;font-weight:600;color:var(--text-invert);background:var(--accent);border:none;border-radius:var(--radius-block);box-shadow:0 3px 0 var(--accent-shade);cursor:pointer;transition:transform .06s ease,box-shadow .06s ease}.lb-button:hover:not(:disabled){filter:brightness(1.05)}.lb-button:active:not(:disabled){transform:translateY(3px);box-shadow:0 0 0 var(--accent-shade)}.lb-button:disabled{opacity:.55;cursor:not-allowed}.lb-button--inline{width:auto;padding:.55rem 1rem;font-size:.875rem;border-radius:var(--radius-ui);box-shadow:none}.lb-button--inline:active:not(:disabled){transform:none}.lb-button--ghost{color:var(--text);background:var(--surface-sunken);border:1px solid var(--border);box-shadow:none}.lb-button--ghost:hover:not(:disabled){background:var(--border);filter:none}.lb-button--danger{color:var(--danger);background:none;border:1px solid transparent;box-shadow:none}.lb-button--danger:hover:not(:disabled){background:#dc262614;filter:none}.lb-link-button{background:none;border:none;padding:0;font:inherit;color:var(--accent);text-decoration:underline;cursor:pointer}.cdk-drag-preview{height:var(--preview-height, var(--pool-block-height))!important;overflow:visible;transition:height .17s cubic-bezier(.22,1,.36,1)}.cdk-drag-preview lb-block-card{display:block;height:100%}.cdk-drag-preview .block{height:100%!important;animation:none!important}.cdk-drag-placeholder .block{animation:none!important}