diff --git a/Extension/auto-image-styles.css b/Extension/auto-image-styles.css
index 2da2d0c..28d7d3c 100644
--- a/Extension/auto-image-styles.css
+++ b/Extension/auto-image-styles.css
@@ -1923,3 +1923,161 @@
   margin-right: 6px;
 }
 
+/* Account Management Styles */
+.wplace-account-info {
+  display: flex;
+  flex-direction: column;
+  gap: 12px;
+  margin-bottom: 12px;
+  padding: 12px;
+  background: var(--wplace-secondary);
+  border: 1px solid var(--wplace-border-color);
+  border-radius: var(--wplace-radius);
+}
+
+.wplace-account-current {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  font-size: 14px;
+  color: var(--wplace-text);
+}
+
+.wplace-account-current i {
+  color: var(--wplace-highlight);
+  width: 16px;
+}
+
+.wplace-account-current strong {
+  color: var(--wplace-success);
+}
+
+.wplace-account-switch {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.wplace-toggle-switch {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+  cursor: pointer;
+  user-select: none;
+}
+
+.wplace-toggle-switch input[type="checkbox"] {
+  display: none;
+}
+
+.wplace-toggle-slider {
+  position: relative;
+  width: 44px;
+  height: 24px;
+  background: var(--wplace-accent);
+  border: 1px solid var(--wplace-border-color);
+  border-radius: 12px;
+  transition: all 0.3s ease;
+}
+
+.wplace-toggle-slider:before {
+  content: '';
+  position: absolute;
+  top: 2px;
+  left: 2px;
+  width: 18px;
+  height: 18px;
+  background: var(--wplace-text);
+  border-radius: 50%;
+  transition: all 0.3s ease;
+}
+
+.wplace-toggle-switch input:checked + .wplace-toggle-slider {
+  background: var(--wplace-success);
+  border-color: var(--wplace-success);
+}
+
+.wplace-toggle-switch input:checked + .wplace-toggle-slider:before {
+  transform: translateX(20px);
+  background: white;
+}
+
+.wplace-toggle-label {
+  font-size: 14px;
+  color: var(--wplace-text);
+  font-weight: 500;
+}
+
+.wplace-account-list {
+  max-height: 200px;
+  overflow-y: auto;
+  border: 1px solid var(--wplace-border-color);
+  border-radius: var(--wplace-radius);
+  background: var(--wplace-secondary);
+}
+
+.wplace-account-item {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  padding: 10px 12px;
+  border-bottom: 1px solid var(--wplace-border-color);
+  transition: all 0.2s ease;
+}
+
+.wplace-account-item:last-child {
+  border-bottom: none;
+}
+
+.wplace-account-item:hover {
+  background: var(--wplace-accent);
+}
+
+.wplace-account-item.current {
+  background: var(--wplace-success)20;
+  border-left: 3px solid var(--wplace-success);
+}
+
+.wplace-account-info-item {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.wplace-account-number {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  width: 24px;
+  height: 24px;
+  background: var(--wplace-highlight);
+  color: white;
+  border-radius: 50%;
+  font-size: 12px;
+  font-weight: bold;
+}
+
+.wplace-account-name {
+  font-size: 14px;
+  color: var(--wplace-text);
+  font-weight: 500;
+}
+
+.wplace-account-status {
+  font-size: 12px;
+  color: var(--wplace-text-secondary);
+}
+
+.wplace-account-placeholder {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  gap: 8px;
+  padding: 20px;
+  color: var(--wplace-text-secondary);
+  font-style: italic;
+}
+
+.wplace-account-placeholder i {
+  color: var(--wplace-warning);
+}