전략평가 화면 기능 수정

frontend/src/styles/strategyEvaluation.css

@@ -1,5 +1,81 @@
 /* ── 전략 평가 — btd-page 레이아웃 위 보조 스타일 ─────────────────────────── */
 
+/* ── 좌측 패널 접기 ───────────────────────────────────────────────────────── */
+.seval-left-wrap {
+  display: flex;
+  flex-direction: row;
+  align-items: stretch;
+  flex-shrink: 0;
+  min-height: 0;
+  height: 100%;
+  position: relative;
+  z-index: 8;
+}
+
+.seval-left-sidebar {
+  width: 0;
+  flex: 0 0 0;
+  min-width: 0;
+  max-width: 0;
+  padding: 0;
+  border-right: none;
+  overflow: hidden;
+  transition:
+    width 0.22s cubic-bezier(0.4, 0, 0.2, 1),
+    flex-basis 0.22s cubic-bezier(0.4, 0, 0.2, 1),
+    max-width 0.22s cubic-bezier(0.4, 0, 0.2, 1);
+}
+
+.seval-left-sidebar--open {
+  width: var(--seval-left-width, 380px);
+  flex: 0 0 var(--seval-left-width, 380px);
+  max-width: var(--seval-left-width, 380px);
+  padding: 10px 8px;
+  border-right: 1px solid var(--btd-divider, var(--se-border));
+}
+
+.seval-left-wrap .se-panel-handle {
+  align-self: center;
+  flex-shrink: 0;
+  position: relative;
+  z-index: 20;
+  width: 16px;
+  height: 56px;
+  border: 1px solid var(--se-border);
+  color: var(--se-text-muted);
+  cursor: pointer;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  transition: background 0.15s, color 0.15s, box-shadow 0.15s, border-color 0.15s;
+  padding: 0;
+  background: transparent;
+}
+
+.seval-left-wrap .se-panel-handle--left {
+  margin-left: -1px;
+  background: var(--se-bg-elevated, var(--bg2));
+  border-left: none;
+  border-radius: 0 8px 8px 0;
+  box-shadow: 2px 0 10px rgba(0, 0, 0, 0.35);
+}
+
+.seval-left-wrap .se-panel-handle--left:hover {
+  color: var(--se-text);
+  background: var(--se-bg-muted, var(--bg3));
+  box-shadow: 3px 0 14px rgba(0, 0, 0, 0.45);
+}
+
+.seval-left-wrap--open .se-panel-handle--left,
+.seval-left-wrap .se-panel-handle--left.se-panel-handle--open {
+  border-color: color-mix(in srgb, var(--se-accent, #3d9be9) 30%, var(--se-border));
+}
+
+.seval-main--left-collapsed {
+  flex: 1;
+  min-width: 0;
+}
+
 .seval-left-panel {
   height: 100%;
 }
@@ -55,6 +131,9 @@
 }
 
 .seval-chart-bar-time {
+  display: inline-flex;
+  align-items: center;
+  gap: 6px;
   font-size: 0.68rem;
   color: var(--btd-gold, var(--se-gold));
   padding: 4px 8px;
@@ -64,6 +143,15 @@
   white-space: nowrap;
 }
 
+.seval-chart-bar-time--loading {
+  border-color: color-mix(in srgb, var(--se-accent, #3d9be9) 45%, var(--se-border));
+  color: var(--se-text-muted);
+}
+
+.seval-chart-bar-spinner {
+  flex-shrink: 0;
+}
+
 .seval-chart-hint {
   font-size: 0.66rem;
   color: var(--se-text-muted);
@@ -230,6 +318,12 @@
   box-shadow: 0 0 8px #3fb950;
 }
 
+.seval-live-dot--loading {
+  background: var(--se-accent, #3d9be9);
+  box-shadow: 0 0 8px color-mix(in srgb, var(--se-accent, #3d9be9) 55%, transparent);
+  animation: seval-live-pulse 0.9s ease-in-out infinite;
+}
+
 .seval-live-label {
   margin-left: auto;
   font-size: 0.68rem;
@@ -237,6 +331,50 @@
   color: #3fb950;
 }
 
+.seval-live-label--loading {
+  color: var(--se-accent, #3d9be9);
+}
+
+@keyframes seval-live-pulse {
+  0%, 100% { opacity: 1; transform: scale(1); }
+  50% { opacity: 0.55; transform: scale(0.88); }
+}
+
+.seval-signal-body {
+  position: relative;
+  flex: 1;
+  min-height: 0;
+  display: flex;
+  flex-direction: column;
+}
+
+.seval-eval-loading {
+  position: absolute;
+  inset: 0;
+  z-index: 6;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  gap: 10px;
+  background: color-mix(in srgb, var(--se-bg, #0d1117) 78%, transparent);
+  backdrop-filter: blur(2px);
+  pointer-events: none;
+}
+
+.seval-eval-loading-spinner {
+  width: 18px;
+  height: 18px;
+  border-width: 2px;
+  color: var(--se-accent, #3d9be9);
+}
+
+.seval-eval-loading-text {
+  font-size: 0.72rem;
+  font-weight: 600;
+  color: var(--se-text-muted);
+}
+
 .seval-signal-panel {
   flex: 1;
   min-height: 0;
@@ -244,6 +382,12 @@
   padding: 0 2px;
 }
 
+.seval-signal-panel--loading {
+  opacity: 0.42;
+  pointer-events: none;
+  user-select: none;
+}
+
 .seval-eval-error {
   margin: 0 4px 8px;
   font-size: 0.72rem;