전략평가 차트 전체화면

frontend/src/styles/strategyEvaluation.css

@@ -503,6 +503,45 @@
   flex-shrink: 0;
 }
 
+/* 차트 전체화면 — 캔들·보조지표 pane 전체 뷰포트 */
+.seval-chart--fullscreen {
+  position: fixed;
+  inset: 0;
+  z-index: 10050;
+  background: var(--se-bg, var(--bg, #131722));
+  min-height: 0;
+}
+
+.seval-chart--fullscreen .btd-analysis-main {
+  flex: 1;
+  min-height: 0;
+}
+
+.seval-chart--fullscreen .seval-chart-body {
+  flex: 1;
+  min-height: 0;
+}
+
+body.seval-chart-fs-lock {
+  overflow: hidden;
+}
+
+.seval-chart-fullscreen-btn {
+  width: 30px;
+  height: 30px;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  padding: 0;
+  border-radius: 6px;
+}
+
+.seval-chart-fullscreen-btn--active {
+  color: var(--se-accent, #3d9be9);
+  background: color-mix(in srgb, var(--se-accent, #3d9be9) 14%, transparent);
+  border-color: color-mix(in srgb, var(--se-accent, #3d9be9) 45%, var(--se-border, var(--border)));
+}
+
 .seval-chart-report-btn {
   width: 30px;
   height: 30px;