주식 히스토리 API 및 블로그 작성 API 추가

src/pages/stock/Stock.css

@@ -854,6 +854,31 @@
     border-color: rgba(243, 167, 167, 0.5) !important;
 }
 
+.pf-btn-sell {
+    color: #fbbf24 !important;
+    border-color: rgba(251, 191, 36, 0.5) !important;
+}
+
+.pf-sell-confirm {
+    display: flex;
+    align-items: center;
+    gap: 8px;
+    flex-wrap: wrap;
+}
+
+.pf-sell-confirm__msg {
+    font-size: 12px;
+    color: var(--text-dim);
+    display: flex;
+    flex-direction: column;
+    gap: 2px;
+}
+
+.pf-sell-confirm__warn {
+    color: #fbbf24;
+    font-size: 11px;
+}
+
 .pf-null-price {
     color: var(--muted) !important;
     font-size: 12px !important;
@@ -964,6 +989,23 @@
     text-align: right;
 }
 
+.pf-cash-edit-input {
+    border: 1px solid var(--neon-cyan);
+    border-radius: 8px;
+    padding: 6px 10px;
+    background: rgba(0, 212, 255, 0.05);
+    color: var(--text-bright);
+    font-size: 14px;
+    font-weight: 600;
+    width: 140px;
+    outline: none;
+}
+
+.pf-cash-edit-input:focus {
+    border-color: var(--neon-cyan);
+    box-shadow: 0 0 0 2px rgba(0, 212, 255, 0.15);
+}
+
 .pf-cash-form {
     display: grid;
     grid-template-columns: 1fr 1fr auto;
@@ -1026,6 +1068,77 @@
     font-size: 17px;
 }
 
+/* ── 자산 추이 차트 ─────────────────────────────────────────────────────── */
+
+.pf-asset-history {
+    margin-top: 20px;
+    padding-top: 18px;
+    border-top: 1px solid var(--line-subtle);
+}
+
+.pf-asset-history__head {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    flex-wrap: wrap;
+    gap: 8px;
+    margin-bottom: 12px;
+}
+
+.pf-asset-history__title {
+    font-size: 13px;
+    font-weight: 600;
+    color: var(--text-dim);
+    letter-spacing: 0.03em;
+}
+
+.pf-asset-history__controls {
+    display: flex;
+    align-items: center;
+    gap: 6px;
+    flex-wrap: wrap;
+}
+
+.pf-asset-period-btn {
+    padding: 4px 10px;
+    font-size: 11px;
+    font-weight: 600;
+    border-radius: 20px;
+    border: 1px solid var(--line);
+    background: transparent;
+    color: var(--text-muted);
+    cursor: pointer;
+    transition: all 0.15s ease;
+}
+
+.pf-asset-period-btn:hover {
+    border-color: var(--neon-cyan);
+    color: var(--neon-cyan);
+}
+
+.pf-asset-period-btn.is-active {
+    background: rgba(56, 189, 248, 0.12);
+    border-color: var(--neon-cyan);
+    color: var(--neon-cyan);
+}
+
+.pf-asset-history__empty {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    height: 80px;
+    font-size: 12px;
+    color: var(--text-muted);
+    text-align: center;
+}
+
+@media (max-width: 768px) {
+    .pf-asset-history__head {
+        flex-direction: column;
+        align-items: flex-start;
+    }
+}
+
 @media (max-width: 768px) {
     .pf-cash-form {
         grid-template-columns: 1fr 1fr;