feat(ui): 헤더 단계를 시안대로 ①②③으로, 철근재료표는 ③에서 여는 화면으로

시안(11-03·11-06)의 헤더는 ① 형상 생성 · ② 형상계획 · ③ 철근배근뿐이다 (사용자 결정 2026-11-06).
- 헤더의 ④ 재료 버튼을 없앰
- 철근재료표 화면(교각별 표·전체 합계·엑셀·인쇄)은 그대로 두고 ③의 [철근재료표 보기]로 연다
- 재료표 화면에 [← ③ 철근배근] 버튼, 열려 있는 동안 헤더는 ③을 강조
- 브라우저 검증 스크립트 4개가 ③을 거쳐 재료표를 열도록 수정

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

scripts/verify-cast-detail.cjs

@@ -104,7 +104,9 @@ let ws, send;
   await until(`document.getElementById('cip-pile-cageLengthMm')?.value === '12000'`);
   check('pile panel shares the column connection', await ev(`document.querySelector('[data-cast-part="pile"]').textContent.includes('공통 연결 방식: 연속')`));
   await shot('02-pile-input');
-  await click(`document.getElementById('nav-quantity')`);
+  // ④ is no longer a header step (header ①②③, 2026-11-06): open the 재료표 from ③.
+  await click(`document.getElementById('nav-rebar')`);
+  await click(`[...document.querySelectorAll('button')].find(b=>b.textContent==='철근재료표 보기')`);
   check('quantity clearly marks incomplete design', await ev(`document.getElementById('quantity-body').textContent.includes('전체 수량 미완료') && document.getElementById('quantity-body').textContent.includes('접합부')`));
   await shot('03-quantity-incomplete');
   await click(`document.getElementById('save-project')`);

scripts/verify-cast-input.cjs

@@ -90,7 +90,9 @@ let ws, send;
   await until(`document.getElementById('cip-pile-cageLengthMm')?.value === '12000'`);
   check('pile panel shares the column connection', await ev(`document.querySelector('[data-cast-part="pile"]').textContent.includes('공통 연결 방식: 연속')`));
   await shot('02-pile-input');
-  await click(`document.getElementById('nav-quantity')`);
+  // ④ is no longer a header step (header ①②③, 2026-11-06): open the 재료표 from ③.
+  await click(`document.getElementById('nav-rebar')`);
+  await click(`[...document.querySelectorAll('button')].find(b=>b.textContent==='철근재료표 보기')`);
   check('quantity clearly marks incomplete design', await ev(`document.getElementById('quantity-body').textContent.includes('전체 수량 미완료') && document.getElementById('quantity-body').textContent.includes('접합부')`));
   await shot('03-quantity-incomplete');
   await click(`document.getElementById('save-project')`);

scripts/verify-cast-rebar.cjs

@@ -81,7 +81,9 @@ const delay=ms=>new Promise(r=>setTimeout(r,ms)); let ws,send;
     await send('Emulation.setDeviceMetricsOverride',{width,height:1000,deviceScaleFactor:1,mobile:false});await delay(150);
     check(`header ${width} keeps one row and no horizontal overflow`,await ev(`document.querySelector('.top').getBoundingClientRect().height<=65&&document.documentElement.scrollWidth<=innerWidth`));
   }
-  await click(`document.getElementById('nav-quantity')`);
+  // ④ is no longer a header step (header ①②③, 2026-11-06): open the 재료표 from ③.
+  await click(`document.getElementById('nav-rebar')`);
+  await click(`[...document.querySelectorAll('button')].find(b=>b.textContent==='철근재료표 보기')`);
   check('quantity contains actual dedicated mains and reports remaining incomplete details',await ev(`document.getElementById('quantity-body').textContent.includes('말뚝-P1')&&document.getElementById('quantity-body').textContent.includes('기둥-P1')&&document.getElementById('quantity-body').textContent.includes('전체 수량 미완료')`));
   await shot('04-quantity');
   await click(`document.getElementById('nav-rebar')`);await member('기둥');const beforeSave=await ev(table);

scripts/verify-unified-input.cjs

@@ -137,7 +137,9 @@ let ws, send;
     await click(`[...document.querySelectorAll('#rebar-issues li')].find(e=>e.textContent.includes(${JSON.stringify(text)}))?.querySelector('button')`);
     check(`${text}: warning opens unified editor`, await ev(`!!document.getElementById('cip-apply') && document.querySelector('#rebar-tabs button[aria-pressed="true"]').textContent.startsWith('기둥·말뚝')`));
   }
-  await click(`document.getElementById('nav-quantity')`);
+  // ④ is no longer a header step (header ①②③, 2026-11-06): open the 재료표 from ③.
+  await click(`document.getElementById('nav-rebar')`);
+  await click(`[...document.querySelectorAll('button')].find(b=>b.textContent==='철근재료표 보기')`);
   check('quantity remains explicitly incomplete', await ev(`document.getElementById('quantity-body').textContent.includes('전체 수량 미완료')`));
   check('no runtime exceptions', report.errors.length===0);
   report.result='PASS';