diff --git a/src/ui/components/SettingsModal.tsx b/src/ui/components/SettingsModal.tsx
index ac3cc08..e79860b 100644
--- a/src/ui/components/SettingsModal.tsx
+++ b/src/ui/components/SettingsModal.tsx
@@ -104,7 +104,7 @@ export const SettingsModal = ({
           <div className="settings-item">
             <div>
               <strong>테마</strong>
-              <p>기본, 크리스마스, 하늘핑크, 모노톤 테마를 선택합니다.</p>
+              <p>기본, 크리스마스, 하늘핑크, 모노톤, 말차코어, 로얄퍼플, 여름해변 테마를 선택합니다.</p>
             </div>
             <select
               value={themeMode}
@@ -118,6 +118,8 @@ export const SettingsModal = ({
               <option value="sky-pink">하늘핑크</option>
               <option value="monochrome">모노톤</option>
               <option value="matcha-core">말차코어</option>
+              <option value="royal-purple">로얄퍼플</option>
+              <option value="summer-beach">여름해변</option>
             </select>
           </div>
           <div className="settings-item">
diff --git a/src/ui/styles/themes/dark.css b/src/ui/styles/themes/dark.css
index b48e246..1c23692 100644
--- a/src/ui/styles/themes/dark.css
+++ b/src/ui/styles/themes/dark.css
@@ -271,8 +271,6 @@
     --color-boosted-by: #9cc7ab;
     --color-notification-actor: #9cc7ab;
     --color-reply-info: #cf8c8c;
-    --color-status-link: #9cc7ab;
-    --color-link-preview-url: #9cc7ab;
     --color-character-count-normal: #cf8c8c;
   }
 
@@ -520,8 +518,8 @@
   }
 
   :root:not([data-color-scheme="light"])[data-theme="matcha-core"] {
-    --page-background: radial-gradient(circle at top left, #0f1a13, #0a120e 55%, #060b08);
-    --color-text-primary: #c6f3d0;
+    --page-background: radial-gradient(circle at top left, #132018, #0d1611 55%, #08100b);
+    --color-text-primary: #c9debf;
     --scrollbar-thumb: #3b6e50;
     --notification-badge-ring: #0d120f;
     --color-overlay-backdrop: rgba(4, 12, 8, 0.6);
@@ -533,116 +531,366 @@
     --shadow-timeline-column: inset 0 1px 0 rgba(255, 255, 255, 0.04), 0 12px 24px rgba(0, 0, 0, 0.45);
     --color-status-bg: #0b130f;
     --color-status-border: #1f3a2b;
-    --color-status-header: #a8e4b6;
-    --color-app-header-text: #a8e4b6;
-    --color-status-header-strong: #d8fde0;
-    --color-status-meta: #7edc93;
-    --color-status-time: #7edc93;
+    --color-status-header: #abd3ac;
+    --color-app-header-text: #abd3ac;
+    --color-status-header-strong: #dceede;
+    --color-status-meta: #6f9f75;
+    --color-status-time: #6f9f75;
     --color-status-warning-bg: #132019;
-    --color-status-warning-text: #9fe8b3;
-    --color-status-link: #6ce48b;
+    --color-status-warning-text: #a4c097;
+    --color-status-link: #84c783;
     --color-link-preview-bg: #0b130f;
     --color-link-preview-border: #1f3a2b;
-    --color-link-preview-text: #a8e4b6;
-    --color-link-preview-strong: #d8fde0;
-    --color-link-preview-url: #6ce48b;
-    --color-reaction-text: #c6f3d0;
+    --color-link-preview-text: #abd3ac;
+    --color-link-preview-strong: #dceede;
+    --color-link-preview-url: #84c783;
+    --color-reaction-text: #c9debf;
     --color-reaction-border: #2b4a38;
     --color-reaction-active-bg: #13271c;
     --color-reaction-active-border: #2b4a38;
     --color-reaction-active-text: #e6ffee;
-    --color-account-add-button-bg: #39b56b;
+    --color-account-add-button-bg: #6ab064;
     --color-account-add-button-text: #0b140f;
     --color-account-add-panel-bg: rgba(11, 19, 15, 0.88);
-    --color-account-add-panel-text: #c6f3d0;
+    --color-account-add-panel-text: #c9debf;
     --color-account-add-panel-border: #1f3a2b;
     --shadow-account-add-panel: 0 18px 40px rgba(0, 0, 0, 0.55);
     --color-section-menu-bg: rgba(11, 19, 15, 0.88);
-    --color-section-menu-text: #c6f3d0;
+    --color-section-menu-text: #c9debf;
     --color-section-menu-border: #1f3a2b;
     --shadow-section-menu: 0 18px 40px rgba(0, 0, 0, 0.55);
     --color-section-menu-danger: #e07a6d;
     --color-toast-success-bg: #133021;
     --color-toast-success-border: #2f8a5d;
-    --color-toast-success-text: #c9f5d6;
+    --color-toast-success-text: #c7debf;
     --color-toast-info-bg: #0c1410;
     --color-toast-info-border: #1f3a2b;
-    --color-toast-info-text: #c6f3d0;
+    --color-toast-info-text: #c9debf;
     --color-toast-error-bg: #3a1b1a;
     --color-toast-error-border: #e07a6d;
     --color-toast-error-text: #f6d4cf;
     --color-account-selector-bg: #0b130f;
     --color-account-selector-border: #1f3a2b;
     --shadow-account-selector: 0 18px 40px rgba(0, 0, 0, 0.55);
-    --color-account-selector-placeholder: #8cd49a;
+    --color-account-selector-placeholder: #90b186;
     --color-account-selector-highlight: rgba(255, 255, 255, 0.08);
-    --color-account-handle: #a8e4b6;
+    --color-account-handle: #abd3ac;
     --color-file-button-bg: #163126;
-    --color-file-button-text: #d7f6df;
+    --color-file-button-text: #cadfbe;
     --color-secondary-button-bg: #163126;
-    --color-secondary-button-text: #d7f6df;
+    --color-secondary-button-text: #cadfbe;
     --color-secondary-button-border: #1f3a2b;
     --color-emoji-panel-bg: #0b130f;
     --color-emoji-panel-border: #1f3a2b;
     --color-emoji-toggle-bg: #13271c;
-    --color-emoji-toggle-text: #c6f3d0;
+    --color-emoji-toggle-text: #c9debf;
     --color-emoji-toggle-border: #1f3a2b;
     --color-emoji-count-bg: #1f3a2b;
-    --color-emoji-count-text: #d8fde0;
+    --color-emoji-count-text: #d8e8cd;
     --color-emoji-button-bg: #13271c;
     --color-emoji-button-border: #1f3a2b;
-    --color-emoji-empty-text: #7fb88f;
+    --color-emoji-empty-text: #8aa481;
     --color-compose-busy-backdrop: rgba(5, 12, 8, 0.65);
     --color-compose-busy-bg: #0c1410;
     --color-compose-busy-border: #1f3a2b;
-    --color-compose-busy-text: #a8e4b6;
+    --color-compose-busy-text: #abd3ac;
     --color-compose-busy-spinner-border: #1f3a2b;
-    --color-compose-busy-spinner-active: #6ce48b;
+    --color-compose-busy-spinner-active: #84c783;
     --color-input-bg: #0a120e;
     --color-input-border: #1f3a2b;
-    --color-input-text: #c6f3d0;
-    --color-input-placeholder: #6f9f7f;
+    --color-input-text: #c9debf;
+    --color-input-placeholder: #819779;
     --color-settings-select-bg: #0a120e;
     --color-settings-select-border: #1f3a2b;
-    --color-settings-select-text: #c6f3d0;
-    --color-settings-scrollbar-track: rgba(198, 243, 208, 0.1);
-    --color-settings-scrollbar-thumb: rgba(198, 243, 208, 0.3);
-    --color-settings-scrollbar-thumb-hover: rgba(198, 243, 208, 0.5);
+    --color-settings-select-text: #c9debf;
+    --color-settings-scrollbar-track: rgba(195, 217, 184, 0.1);
+    --color-settings-scrollbar-thumb: rgba(195, 217, 184, 0.3);
+    --color-settings-scrollbar-thumb-hover: rgba(195, 217, 184, 0.5);
     --color-compose-input-bg: #0a120e;
     --color-attachments-bg: #101c15;
     --color-attachments-border: #1f3a2b;
 
-    --color-attachment-add-text: #8cd49a;
-    --color-action-bg: #39b56b;
+    --color-attachment-add-text: #92c08f;
+    --color-action-bg: #6ab064;
     --color-action-text: #0b140f;
     --color-action-danger-bg: #b5463b;
     --color-action-danger-text: #fff6f0;
-    --color-action-active-bg: #6ce48b;
+    --color-action-active-bg: #84c783;
     --color-action-active-text: #0c1a12;
-    --color-action-ghost-text: #6ce48b;
-    --color-link: #6ce48b;
-    --color-sidebar-description: #a8e4b6;
-    --color-brand-text: #a8e4b6;
-    --color-oss-list: #a8e4b6;
-    --color-sidebar-description-link: #6ce48b;
-    --color-sidebar-link: #6ce48b;
+    --color-action-ghost-text: #84c783;
+    --color-link: #84c783;
+    --color-sidebar-description: #abd3ac;
+    --color-brand-text: #abd3ac;
+    --color-oss-list: #abd3ac;
+    --color-sidebar-description-link: #84c783;
+    --color-sidebar-link: #84c783;
     --color-sidebar-divider: #1f3a2b;
     --color-settings-item-border: #1f3a2b;
-    --color-settings-item-text: #a8e4b6;
+    --color-settings-item-text: #abd3ac;
     --color-status-backdrop: rgba(5, 12, 8, 0.7);
     --color-status-modal-bg: #0c1410;
     --color-status-modal-border: #1f3a2b;
     --color-status-modal-divider: #1f3a2b;
-    --color-status-modal-title: #c6f3d0;
-    --color-boosted-by: #7edc93;
-    --color-notification-actor: #7edc93;
-    --color-reply-info: #7edc93;
-    --color-character-count-normal: #a8e4b6;
+    --color-status-modal-title: #c9debf;
+    --color-boosted-by: #6f9f75;
+    --color-notification-actor: #6f9f75;
+    --color-reply-info: #6f9f75;
+    --color-character-count-normal: #abd3ac;
     --color-delete-button-bg: #b5463b;
     --color-delete-button-text: #fff6f0;
     --color-image-modal-delete-bg: #b5463b;
     --color-image-modal-delete-text: #fff6f0;
   }
+
+  :root:not([data-color-scheme="light"])[data-theme="royal-purple"] {
+    --page-background: radial-gradient(circle at top left, #1a1225, #161023 55%, #0f0a18);
+    --color-text-primary: #ede8f5;
+    --scrollbar-thumb: #6a5b86;
+    --notification-badge-ring: #151021;
+    --color-overlay-backdrop: rgba(56, 40, 83, 0.45);
+    --color-panel-bg: #171124cc;
+    --color-panel-border: #3d2f53;
+    --shadow-panel: 0 18px 40px rgba(9, 6, 16, 0.55);
+    --color-timeline-column-bg: #151022;
+    --color-timeline-column-border: #3d2f53;
+    --shadow-timeline-column: inset 0 1px 0 rgba(255, 255, 255, 0.04), 0 12px 24px rgba(9, 6, 16, 0.4);
+    --color-status-bg: #151022;
+    --color-status-border: #3d2f53;
+    --color-status-header: #d8c9e8;
+    --color-app-header-text: #d8c9e8;
+    --color-status-header-strong: #f1e9ff;
+    --color-status-meta: #e2bc69;
+    --color-status-time: #e2bc69;
+    --color-status-warning-bg: #21192f;
+    --color-status-warning-text: #c9ade6;
+    --color-status-link: #baa3f6;
+    --color-link-preview-bg: #151022;
+    --color-link-preview-border: #3d2f53;
+    --color-link-preview-text: #d8c9e8;
+    --color-link-preview-strong: #f1e9ff;
+    --color-link-preview-url: #baa3f6;
+    --color-reaction-text: #ede8f5;
+    --color-reaction-border: #3d2f53;
+    --color-reaction-active-bg: #251a37;
+    --color-reaction-active-border: #3d2f53;
+    --color-reaction-active-text: #f8f4ff;
+    --color-account-add-button-bg: #f5c84b;
+    --color-account-add-button-text: #2b1f06;
+    --color-account-add-panel-bg: rgba(21, 16, 34, 0.9);
+    --color-account-add-panel-text: #ede8f5;
+    --color-account-add-panel-border: #3d2f53;
+    --shadow-account-add-panel: 0 18px 40px rgba(9, 6, 16, 0.55);
+    --color-section-menu-bg: rgba(21, 16, 34, 0.9);
+    --color-section-menu-text: #ede8f5;
+    --color-section-menu-border: #3d2f53;
+    --shadow-section-menu: 0 18px 40px rgba(9, 6, 16, 0.55);
+    --color-toast-success-bg: #173026;
+    --color-toast-success-border: #3f8564;
+    --color-toast-success-text: #dcf2e4;
+    --color-toast-info-bg: #151022;
+    --color-toast-info-border: #3d2f53;
+    --color-toast-info-text: #ede8f5;
+    --color-toast-error-bg: #3a1c28;
+    --color-toast-error-border: #d06a84;
+    --color-toast-error-text: #f9d8e3;
+    --color-account-selector-bg: #151022;
+    --color-account-selector-border: #3d2f53;
+    --shadow-account-selector: 0 18px 40px rgba(9, 6, 16, 0.55);
+    --color-account-selector-placeholder: #c9ade6;
+    --color-account-selector-highlight: rgba(255, 255, 255, 0.08);
+    --color-account-handle: #d8c9e8;
+    --color-file-button-bg: #2a1f3d;
+    --color-file-button-text: #e8def8;
+    --color-secondary-button-bg: #2a1f3d;
+    --color-secondary-button-text: #e8def8;
+    --color-secondary-button-border: #3d2f53;
+    --color-emoji-panel-bg: #151022;
+    --color-emoji-panel-border: #3d2f53;
+    --color-emoji-toggle-bg: #2a1f3d;
+    --color-emoji-toggle-text: #ede8f5;
+    --color-emoji-toggle-border: #3d2f53;
+    --color-emoji-count-bg: #3d2f53;
+    --color-emoji-count-text: #f1e9ff;
+    --color-emoji-button-bg: #2a1f3d;
+    --color-emoji-button-border: #3d2f53;
+    --color-emoji-empty-text: #b7a6cc;
+    --color-compose-busy-backdrop: rgba(21, 16, 34, 0.62);
+    --color-compose-busy-bg: #151022;
+    --color-compose-busy-border: #3d2f53;
+    --color-compose-busy-text: #d8c9e8;
+    --color-compose-busy-spinner-border: #3d2f53;
+    --color-compose-busy-spinner-active: #baa3f6;
+    --color-input-bg: #151022;
+    --color-input-border: #3d2f53;
+    --color-input-text: #ede8f5;
+    --color-input-placeholder: #aa97c2;
+    --color-settings-select-bg: #151022;
+    --color-settings-select-border: #3d2f53;
+    --color-settings-select-text: #ede8f5;
+    --color-settings-scrollbar-track: rgba(237, 232, 245, 0.1);
+    --color-settings-scrollbar-thumb: rgba(237, 232, 245, 0.3);
+    --color-settings-scrollbar-thumb-hover: rgba(237, 232, 245, 0.5);
+    --color-compose-input-bg: #151022;
+    --color-attachments-bg: #21182f;
+    --color-attachments-border: #3d2f53;
+
+    --color-attachment-add-border: #baa3f6;
+    --color-attachment-add-text: #d8c9e8;
+    --color-action-bg: #f5c84b;
+    --color-action-text: #2b1f06;
+    --color-action-danger-bg: #b34762;
+    --color-action-danger-text: #fff3f6;
+    --color-action-active-bg: #a78bfa;
+    --color-action-active-text: #1f1534;
+    --color-action-ghost-text: #c9ade6;
+    --color-link: #c9ade6;
+    --color-sidebar-description: #d8c9e8;
+    --color-brand-text: #d8c9e8;
+    --color-oss-list: #d8c9e8;
+    --color-sidebar-description-link: #baa3f6;
+    --color-sidebar-link: #e2bc69;
+    --color-sidebar-divider: #3d2f53;
+    --color-settings-item-border: #3d2f53;
+    --color-settings-item-text: #d8c9e8;
+    --color-status-backdrop: rgba(21, 16, 34, 0.7);
+    --color-status-modal-bg: #171124;
+    --color-status-modal-border: #3d2f53;
+    --color-status-modal-divider: #3d2f53;
+    --color-status-modal-title: #ede8f5;
+    --color-boosted-by: #e2bc69;
+    --color-notification-actor: #e2bc69;
+    --color-reply-info: #c9ade6;
+    --color-character-count-normal: #d8c9e8;
+    --color-delete-button-bg: #b34762;
+    --color-delete-button-text: #fff3f6;
+    --color-image-modal-delete-bg: #b34762;
+    --color-image-modal-delete-text: #fff3f6;
+  }
+
+  :root:not([data-color-scheme="light"])[data-theme="summer-beach"] {
+    --page-background: radial-gradient(circle at top left, #0c1929, #102337 55%, #141a23);
+    --color-text-primary: #e8f4f8;
+    --scrollbar-thumb: #56748a;
+    --notification-badge-ring: #0c1a2a;
+    --color-overlay-backdrop: rgba(14, 76, 113, 0.4);
+    --color-panel-bg: #0f2538cc;
+    --color-panel-border: #2b4b61;
+    --shadow-panel: 0 18px 40px rgba(6, 14, 24, 0.55);
+    --color-timeline-column-bg: #102133;
+    --color-timeline-column-border: #2b4b61;
+    --shadow-timeline-column: inset 0 1px 0 rgba(255, 255, 255, 0.04), 0 12px 24px rgba(6, 14, 24, 0.4);
+    --color-status-bg: #102133;
+    --color-status-border: #2b4b61;
+    --color-status-header: #b9deed;
+    --color-app-header-text: #b9deed;
+    --color-status-header-strong: #eaf8ff;
+    --color-status-meta: #ffb07a;
+    --color-status-time: #ffb07a;
+    --color-status-warning-bg: #2b2a22;
+    --color-status-warning-text: #f0c58f;
+    --color-status-link: #66d2ff;
+    --color-link-preview-bg: #102133;
+    --color-link-preview-border: #2b4b61;
+    --color-link-preview-text: #b9deed;
+    --color-link-preview-strong: #eaf8ff;
+    --color-link-preview-url: #66d2ff;
+    --color-reaction-text: #e8f4f8;
+    --color-reaction-border: #2b4b61;
+    --color-reaction-active-bg: #16374f;
+    --color-reaction-active-border: #2b4b61;
+    --color-reaction-active-text: #f0fbff;
+    --color-account-add-button-bg: #38bdf8;
+    --color-account-add-button-text: #0c2434;
+    --color-account-add-panel-bg: rgba(16, 33, 51, 0.9);
+    --color-account-add-panel-text: #e8f4f8;
+    --color-account-add-panel-border: #2b4b61;
+    --shadow-account-add-panel: 0 18px 40px rgba(6, 14, 24, 0.55);
+    --color-section-menu-bg: rgba(16, 33, 51, 0.9);
+    --color-section-menu-text: #e8f4f8;
+    --color-section-menu-border: #2b4b61;
+    --shadow-section-menu: 0 18px 40px rgba(6, 14, 24, 0.55);
+    --color-toast-success-bg: #173026;
+    --color-toast-success-border: #3f8564;
+    --color-toast-success-text: #dcf2e4;
+    --color-toast-info-bg: #102133;
+    --color-toast-info-border: #2b4b61;
+    --color-toast-info-text: #e8f4f8;
+    --color-toast-error-bg: #3a1f1a;
+    --color-toast-error-border: #e0705d;
+    --color-toast-error-text: #f8d8d1;
+    --color-account-selector-bg: #102133;
+    --color-account-selector-border: #2b4b61;
+    --shadow-account-selector: 0 18px 40px rgba(6, 14, 24, 0.55);
+    --color-account-selector-placeholder: #90b7ca;
+    --color-account-selector-highlight: rgba(255, 255, 255, 0.08);
+    --color-account-handle: #b9deed;
+    --color-file-button-bg: #193a52;
+    --color-file-button-text: #dcf2fc;
+    --color-secondary-button-bg: #193a52;
+    --color-secondary-button-text: #dcf2fc;
+    --color-secondary-button-border: #2b4b61;
+    --color-emoji-panel-bg: #102133;
+    --color-emoji-panel-border: #2b4b61;
+    --color-emoji-toggle-bg: #193a52;
+    --color-emoji-toggle-text: #e8f4f8;
+    --color-emoji-toggle-border: #2b4b61;
+    --color-emoji-count-bg: #2b4b61;
+    --color-emoji-count-text: #eaf8ff;
+    --color-emoji-button-bg: #193a52;
+    --color-emoji-button-border: #2b4b61;
+    --color-emoji-empty-text: #8eacbf;
+    --color-compose-busy-backdrop: rgba(8, 19, 31, 0.62);
+    --color-compose-busy-bg: #102133;
+    --color-compose-busy-border: #2b4b61;
+    --color-compose-busy-text: #b9deed;
+    --color-compose-busy-spinner-border: #2b4b61;
+    --color-compose-busy-spinner-active: #66d2ff;
+    --color-input-bg: #102133;
+    --color-input-border: #2b4b61;
+    --color-input-text: #e8f4f8;
+    --color-input-placeholder: #8eacbf;
+    --color-settings-select-bg: #102133;
+    --color-settings-select-border: #2b4b61;
+    --color-settings-select-text: #e8f4f8;
+    --color-settings-scrollbar-track: rgba(232, 244, 248, 0.1);
+    --color-settings-scrollbar-thumb: rgba(232, 244, 248, 0.3);
+    --color-settings-scrollbar-thumb-hover: rgba(232, 244, 248, 0.5);
+    --color-compose-input-bg: #102133;
+    --color-attachments-bg: #162f45;
+    --color-attachments-border: #2b4b61;
+
+    --color-attachment-add-border: #66d2ff;
+    --color-attachment-add-text: #b9deed;
+    --color-action-bg: #fb923c;
+    --color-action-text: #2f1808;
+    --color-action-danger-bg: #b84444;
+    --color-action-danger-text: #fff4f4;
+    --color-action-active-bg: #38bdf8;
+    --color-action-active-text: #0b2434;
+    --color-action-ghost-text: #66d2ff;
+    --color-link: #66d2ff;
+    --color-sidebar-description: #b9deed;
+    --color-brand-text: #b9deed;
+    --color-oss-list: #b9deed;
+    --color-sidebar-description-link: #66d2ff;
+    --color-sidebar-link: #ffb07a;
+    --color-sidebar-divider: #2b4b61;
+    --color-settings-item-border: #2b4b61;
+    --color-settings-item-text: #b9deed;
+    --color-status-backdrop: rgba(8, 19, 31, 0.7);
+    --color-status-modal-bg: #0f2538;
+    --color-status-modal-border: #2b4b61;
+    --color-status-modal-divider: #2b4b61;
+    --color-status-modal-title: #e8f4f8;
+    --color-boosted-by: #66d2ff;
+    --color-notification-actor: #66d2ff;
+    --color-reply-info: #ffb07a;
+    --color-character-count-normal: #b9deed;
+    --color-delete-button-bg: #b84444;
+    --color-delete-button-text: #fff4f4;
+    --color-image-modal-delete-bg: #b84444;
+    --color-image-modal-delete-text: #fff4f4;
+  }
 }
 
 :root[data-color-scheme="dark"] {
@@ -913,8 +1161,6 @@
   --color-boosted-by: #9cc7ab;
   --color-notification-actor: #9cc7ab;
   --color-reply-info: #cf8c8c;
-  --color-status-link: #9cc7ab;
-  --color-link-preview-url: #9cc7ab;
   --color-character-count-normal: #cf8c8c;
 }
 
@@ -1162,8 +1408,8 @@
 }
 
 :root[data-color-scheme="dark"][data-theme="matcha-core"] {
-  --page-background: radial-gradient(circle at top left, #0f1a13, #0a120e 55%, #060b08);
-  --color-text-primary: #c6f3d0;
+  --page-background: radial-gradient(circle at top left, #132018, #0d1611 55%, #08100b);
+  --color-text-primary: #c9debf;
   --scrollbar-thumb: #3b6e50;
   --notification-badge-ring: #0d120f;
   --color-overlay-backdrop: rgba(4, 12, 8, 0.6);
@@ -1175,113 +1421,363 @@
   --shadow-timeline-column: inset 0 1px 0 rgba(255, 255, 255, 0.04), 0 12px 24px rgba(0, 0, 0, 0.45);
   --color-status-bg: #0b130f;
   --color-status-border: #1f3a2b;
-  --color-status-header: #a8e4b6;
-  --color-app-header-text: #a8e4b6;
-  --color-status-header-strong: #d8fde0;
-  --color-status-meta: #7edc93;
-  --color-status-time: #7edc93;
+  --color-status-header: #abd3ac;
+  --color-app-header-text: #abd3ac;
+  --color-status-header-strong: #dceede;
+  --color-status-meta: #6f9f75;
+  --color-status-time: #6f9f75;
   --color-status-warning-bg: #132019;
-  --color-status-warning-text: #9fe8b3;
-  --color-status-link: #6ce48b;
+  --color-status-warning-text: #a4c097;
+  --color-status-link: #84c783;
   --color-link-preview-bg: #0b130f;
   --color-link-preview-border: #1f3a2b;
-  --color-link-preview-text: #a8e4b6;
-  --color-link-preview-strong: #d8fde0;
-  --color-link-preview-url: #6ce48b;
-  --color-reaction-text: #c6f3d0;
+  --color-link-preview-text: #abd3ac;
+  --color-link-preview-strong: #dceede;
+  --color-link-preview-url: #84c783;
+  --color-reaction-text: #c9debf;
   --color-reaction-border: #2b4a38;
   --color-reaction-active-bg: #13271c;
   --color-reaction-active-border: #2b4a38;
   --color-reaction-active-text: #e6ffee;
-  --color-account-add-button-bg: #39b56b;
+  --color-account-add-button-bg: #6ab064;
   --color-account-add-button-text: #0b140f;
   --color-account-add-panel-bg: rgba(11, 19, 15, 0.88);
-  --color-account-add-panel-text: #c6f3d0;
+  --color-account-add-panel-text: #c9debf;
   --color-account-add-panel-border: #1f3a2b;
   --shadow-account-add-panel: 0 18px 40px rgba(0, 0, 0, 0.55);
   --color-section-menu-bg: rgba(11, 19, 15, 0.88);
-  --color-section-menu-text: #c6f3d0;
+  --color-section-menu-text: #c9debf;
   --color-section-menu-border: #1f3a2b;
   --shadow-section-menu: 0 18px 40px rgba(0, 0, 0, 0.55);
   --color-section-menu-danger: #e07a6d;
   --color-toast-success-bg: #133021;
   --color-toast-success-border: #2f8a5d;
-  --color-toast-success-text: #c9f5d6;
+  --color-toast-success-text: #c7debf;
   --color-toast-info-bg: #0c1410;
   --color-toast-info-border: #1f3a2b;
-  --color-toast-info-text: #c6f3d0;
+  --color-toast-info-text: #c9debf;
   --color-toast-error-bg: #3a1b1a;
   --color-toast-error-border: #e07a6d;
   --color-toast-error-text: #f6d4cf;
   --color-account-selector-bg: #0b130f;
   --color-account-selector-border: #1f3a2b;
   --shadow-account-selector: 0 18px 40px rgba(0, 0, 0, 0.55);
-  --color-account-selector-placeholder: #8cd49a;
+  --color-account-selector-placeholder: #90b186;
   --color-account-selector-highlight: rgba(255, 255, 255, 0.08);
-  --color-account-handle: #a8e4b6;
+  --color-account-handle: #abd3ac;
   --color-file-button-bg: #163126;
-  --color-file-button-text: #d7f6df;
+  --color-file-button-text: #cadfbe;
   --color-secondary-button-bg: #163126;
-  --color-secondary-button-text: #d7f6df;
+  --color-secondary-button-text: #cadfbe;
   --color-secondary-button-border: #1f3a2b;
   --color-emoji-panel-bg: #0b130f;
   --color-emoji-panel-border: #1f3a2b;
   --color-emoji-toggle-bg: #13271c;
-  --color-emoji-toggle-text: #c6f3d0;
+  --color-emoji-toggle-text: #c9debf;
   --color-emoji-toggle-border: #1f3a2b;
   --color-emoji-count-bg: #1f3a2b;
-  --color-emoji-count-text: #d8fde0;
+  --color-emoji-count-text: #d8e8cd;
   --color-emoji-button-bg: #13271c;
   --color-emoji-button-border: #1f3a2b;
-  --color-emoji-empty-text: #7fb88f;
+  --color-emoji-empty-text: #8aa481;
   --color-compose-busy-backdrop: rgba(5, 12, 8, 0.65);
   --color-compose-busy-bg: #0c1410;
   --color-compose-busy-border: #1f3a2b;
-  --color-compose-busy-text: #a8e4b6;
+  --color-compose-busy-text: #abd3ac;
   --color-compose-busy-spinner-border: #1f3a2b;
-  --color-compose-busy-spinner-active: #6ce48b;
+  --color-compose-busy-spinner-active: #84c783;
   --color-input-bg: #0a120e;
   --color-input-border: #1f3a2b;
-  --color-input-text: #c6f3d0;
-  --color-input-placeholder: #6f9f7f;
+  --color-input-text: #c9debf;
+  --color-input-placeholder: #819779;
   --color-settings-select-bg: #0a120e;
   --color-settings-select-border: #1f3a2b;
-  --color-settings-select-text: #c6f3d0;
-  --color-settings-scrollbar-track: rgba(198, 243, 208, 0.1);
-  --color-settings-scrollbar-thumb: rgba(198, 243, 208, 0.3);
-  --color-settings-scrollbar-thumb-hover: rgba(198, 243, 208, 0.5);
+  --color-settings-select-text: #c9debf;
+  --color-settings-scrollbar-track: rgba(195, 217, 184, 0.1);
+  --color-settings-scrollbar-thumb: rgba(195, 217, 184, 0.3);
+  --color-settings-scrollbar-thumb-hover: rgba(195, 217, 184, 0.5);
   --color-compose-input-bg: #0a120e;
   --color-attachments-bg: #101c15;
   --color-attachments-border: #1f3a2b;
-  --color-attachment-add-border: #6ce48b;
-  --color-attachment-add-text: #8cd49a;
-  --color-action-bg: #39b56b;
+  --color-attachment-add-border: #84c783;
+  --color-attachment-add-text: #92c08f;
+  --color-action-bg: #6ab064;
   --color-action-text: #0b140f;
   --color-action-danger-bg: #b5463b;
   --color-action-danger-text: #fff6f0;
-  --color-action-active-bg: #6ce48b;
+  --color-action-active-bg: #84c783;
   --color-action-active-text: #0c1a12;
-  --color-action-ghost-text: #6ce48b;
-  --color-link: #6ce48b;
-  --color-sidebar-description: #a8e4b6;
-  --color-brand-text: #a8e4b6;
-  --color-oss-list: #a8e4b6;
-  --color-sidebar-description-link: #6ce48b;
-  --color-sidebar-link: #6ce48b;
+  --color-action-ghost-text: #84c783;
+  --color-link: #84c783;
+  --color-sidebar-description: #abd3ac;
+  --color-brand-text: #abd3ac;
+  --color-oss-list: #abd3ac;
+  --color-sidebar-description-link: #84c783;
+  --color-sidebar-link: #84c783;
   --color-sidebar-divider: #1f3a2b;
   --color-settings-item-border: #1f3a2b;
-  --color-settings-item-text: #a8e4b6;
+  --color-settings-item-text: #abd3ac;
   --color-status-backdrop: rgba(5, 12, 8, 0.7);
   --color-status-modal-bg: #0c1410;
   --color-status-modal-border: #1f3a2b;
   --color-status-modal-divider: #1f3a2b;
-  --color-status-modal-title: #c6f3d0;
-  --color-boosted-by: #7edc93;
-  --color-notification-actor: #7edc93;
-  --color-reply-info: #7edc93;
-  --color-character-count-normal: #a8e4b6;
+  --color-status-modal-title: #c9debf;
+  --color-boosted-by: #6f9f75;
+  --color-notification-actor: #6f9f75;
+  --color-reply-info: #6f9f75;
+  --color-character-count-normal: #abd3ac;
   --color-delete-button-bg: #b5463b;
   --color-delete-button-text: #fff6f0;
   --color-image-modal-delete-bg: #b5463b;
   --color-image-modal-delete-text: #fff6f0;
 }
+
+:root[data-color-scheme="dark"][data-theme="royal-purple"] {
+  --page-background: radial-gradient(circle at top left, #1a1225, #161023 55%, #0f0a18);
+  --color-text-primary: #ede8f5;
+  --scrollbar-thumb: #6a5b86;
+  --notification-badge-ring: #151021;
+  --color-overlay-backdrop: rgba(56, 40, 83, 0.45);
+  --color-panel-bg: #171124cc;
+  --color-panel-border: #3d2f53;
+  --shadow-panel: 0 18px 40px rgba(9, 6, 16, 0.55);
+  --color-timeline-column-bg: #151022;
+  --color-timeline-column-border: #3d2f53;
+  --shadow-timeline-column: inset 0 1px 0 rgba(255, 255, 255, 0.04), 0 12px 24px rgba(9, 6, 16, 0.4);
+  --color-status-bg: #151022;
+  --color-status-border: #3d2f53;
+  --color-status-header: #d8c9e8;
+  --color-app-header-text: #d8c9e8;
+  --color-status-header-strong: #f1e9ff;
+  --color-status-meta: #e2bc69;
+  --color-status-time: #e2bc69;
+  --color-status-warning-bg: #21192f;
+  --color-status-warning-text: #c9ade6;
+  --color-status-link: #baa3f6;
+  --color-link-preview-bg: #151022;
+  --color-link-preview-border: #3d2f53;
+  --color-link-preview-text: #d8c9e8;
+  --color-link-preview-strong: #f1e9ff;
+  --color-link-preview-url: #baa3f6;
+  --color-reaction-text: #ede8f5;
+  --color-reaction-border: #3d2f53;
+  --color-reaction-active-bg: #251a37;
+  --color-reaction-active-border: #3d2f53;
+  --color-reaction-active-text: #f8f4ff;
+  --color-account-add-button-bg: #f5c84b;
+  --color-account-add-button-text: #2b1f06;
+  --color-account-add-panel-bg: rgba(21, 16, 34, 0.9);
+  --color-account-add-panel-text: #ede8f5;
+  --color-account-add-panel-border: #3d2f53;
+  --shadow-account-add-panel: 0 18px 40px rgba(9, 6, 16, 0.55);
+  --color-section-menu-bg: rgba(21, 16, 34, 0.9);
+  --color-section-menu-text: #ede8f5;
+  --color-section-menu-border: #3d2f53;
+  --shadow-section-menu: 0 18px 40px rgba(9, 6, 16, 0.55);
+  --color-toast-success-bg: #173026;
+  --color-toast-success-border: #3f8564;
+  --color-toast-success-text: #dcf2e4;
+  --color-toast-info-bg: #151022;
+  --color-toast-info-border: #3d2f53;
+  --color-toast-info-text: #ede8f5;
+  --color-toast-error-bg: #3a1c28;
+  --color-toast-error-border: #d06a84;
+  --color-toast-error-text: #f9d8e3;
+  --color-account-selector-bg: #151022;
+  --color-account-selector-border: #3d2f53;
+  --shadow-account-selector: 0 18px 40px rgba(9, 6, 16, 0.55);
+  --color-account-selector-placeholder: #c9ade6;
+  --color-account-selector-highlight: rgba(255, 255, 255, 0.08);
+  --color-account-handle: #d8c9e8;
+  --color-file-button-bg: #2a1f3d;
+  --color-file-button-text: #e8def8;
+  --color-secondary-button-bg: #2a1f3d;
+  --color-secondary-button-text: #e8def8;
+  --color-secondary-button-border: #3d2f53;
+  --color-emoji-panel-bg: #151022;
+  --color-emoji-panel-border: #3d2f53;
+  --color-emoji-toggle-bg: #2a1f3d;
+  --color-emoji-toggle-text: #ede8f5;
+  --color-emoji-toggle-border: #3d2f53;
+  --color-emoji-count-bg: #3d2f53;
+  --color-emoji-count-text: #f1e9ff;
+  --color-emoji-button-bg: #2a1f3d;
+  --color-emoji-button-border: #3d2f53;
+  --color-emoji-empty-text: #b7a6cc;
+  --color-compose-busy-backdrop: rgba(21, 16, 34, 0.62);
+  --color-compose-busy-bg: #151022;
+  --color-compose-busy-border: #3d2f53;
+  --color-compose-busy-text: #d8c9e8;
+  --color-compose-busy-spinner-border: #3d2f53;
+  --color-compose-busy-spinner-active: #baa3f6;
+  --color-input-bg: #151022;
+  --color-input-border: #3d2f53;
+  --color-input-text: #ede8f5;
+  --color-input-placeholder: #aa97c2;
+  --color-settings-select-bg: #151022;
+  --color-settings-select-border: #3d2f53;
+  --color-settings-select-text: #ede8f5;
+  --color-settings-scrollbar-track: rgba(237, 232, 245, 0.1);
+  --color-settings-scrollbar-thumb: rgba(237, 232, 245, 0.3);
+  --color-settings-scrollbar-thumb-hover: rgba(237, 232, 245, 0.5);
+  --color-compose-input-bg: #151022;
+  --color-attachments-bg: #21182f;
+  --color-attachments-border: #3d2f53;
+
+  --color-attachment-add-border: #baa3f6;
+  --color-attachment-add-text: #d8c9e8;
+  --color-action-bg: #f5c84b;
+  --color-action-text: #2b1f06;
+  --color-action-danger-bg: #b34762;
+  --color-action-danger-text: #fff3f6;
+  --color-action-active-bg: #a78bfa;
+  --color-action-active-text: #1f1534;
+  --color-action-ghost-text: #c9ade6;
+  --color-link: #c9ade6;
+  --color-sidebar-description: #d8c9e8;
+  --color-brand-text: #d8c9e8;
+  --color-oss-list: #d8c9e8;
+  --color-sidebar-description-link: #baa3f6;
+  --color-sidebar-link: #e2bc69;
+  --color-sidebar-divider: #3d2f53;
+  --color-settings-item-border: #3d2f53;
+  --color-settings-item-text: #d8c9e8;
+  --color-status-backdrop: rgba(21, 16, 34, 0.7);
+  --color-status-modal-bg: #171124;
+  --color-status-modal-border: #3d2f53;
+  --color-status-modal-divider: #3d2f53;
+  --color-status-modal-title: #ede8f5;
+  --color-boosted-by: #e2bc69;
+  --color-notification-actor: #e2bc69;
+  --color-reply-info: #c9ade6;
+  --color-character-count-normal: #d8c9e8;
+  --color-delete-button-bg: #b34762;
+  --color-delete-button-text: #fff3f6;
+  --color-image-modal-delete-bg: #b34762;
+  --color-image-modal-delete-text: #fff3f6;
+}
+
+:root[data-color-scheme="dark"][data-theme="summer-beach"] {
+  --page-background: radial-gradient(circle at top left, #0c1929, #102337 55%, #141a23);
+  --color-text-primary: #e8f4f8;
+  --scrollbar-thumb: #56748a;
+  --notification-badge-ring: #0c1a2a;
+  --color-overlay-backdrop: rgba(14, 76, 113, 0.4);
+  --color-panel-bg: #0f2538cc;
+  --color-panel-border: #2b4b61;
+  --shadow-panel: 0 18px 40px rgba(6, 14, 24, 0.55);
+  --color-timeline-column-bg: #102133;
+  --color-timeline-column-border: #2b4b61;
+  --shadow-timeline-column: inset 0 1px 0 rgba(255, 255, 255, 0.04), 0 12px 24px rgba(6, 14, 24, 0.4);
+  --color-status-bg: #102133;
+  --color-status-border: #2b4b61;
+  --color-status-header: #b9deed;
+  --color-app-header-text: #b9deed;
+  --color-status-header-strong: #eaf8ff;
+  --color-status-meta: #ffb07a;
+  --color-status-time: #ffb07a;
+  --color-status-warning-bg: #2b2a22;
+  --color-status-warning-text: #f0c58f;
+  --color-status-link: #66d2ff;
+  --color-link-preview-bg: #102133;
+  --color-link-preview-border: #2b4b61;
+  --color-link-preview-text: #b9deed;
+  --color-link-preview-strong: #eaf8ff;
+  --color-link-preview-url: #66d2ff;
+  --color-reaction-text: #e8f4f8;
+  --color-reaction-border: #2b4b61;
+  --color-reaction-active-bg: #16374f;
+  --color-reaction-active-border: #2b4b61;
+  --color-reaction-active-text: #f0fbff;
+  --color-account-add-button-bg: #38bdf8;
+  --color-account-add-button-text: #0c2434;
+  --color-account-add-panel-bg: rgba(16, 33, 51, 0.9);
+  --color-account-add-panel-text: #e8f4f8;
+  --color-account-add-panel-border: #2b4b61;
+  --shadow-account-add-panel: 0 18px 40px rgba(6, 14, 24, 0.55);
+  --color-section-menu-bg: rgba(16, 33, 51, 0.9);
+  --color-section-menu-text: #e8f4f8;
+  --color-section-menu-border: #2b4b61;
+  --shadow-section-menu: 0 18px 40px rgba(6, 14, 24, 0.55);
+  --color-toast-success-bg: #173026;
+  --color-toast-success-border: #3f8564;
+  --color-toast-success-text: #dcf2e4;
+  --color-toast-info-bg: #102133;
+  --color-toast-info-border: #2b4b61;
+  --color-toast-info-text: #e8f4f8;
+  --color-toast-error-bg: #3a1f1a;
+  --color-toast-error-border: #e0705d;
+  --color-toast-error-text: #f8d8d1;
+  --color-account-selector-bg: #102133;
+  --color-account-selector-border: #2b4b61;
+  --shadow-account-selector: 0 18px 40px rgba(6, 14, 24, 0.55);
+  --color-account-selector-placeholder: #90b7ca;
+  --color-account-selector-highlight: rgba(255, 255, 255, 0.08);
+  --color-account-handle: #b9deed;
+  --color-file-button-bg: #193a52;
+  --color-file-button-text: #dcf2fc;
+  --color-secondary-button-bg: #193a52;
+  --color-secondary-button-text: #dcf2fc;
+  --color-secondary-button-border: #2b4b61;
+  --color-emoji-panel-bg: #102133;
+  --color-emoji-panel-border: #2b4b61;
+  --color-emoji-toggle-bg: #193a52;
+  --color-emoji-toggle-text: #e8f4f8;
+  --color-emoji-toggle-border: #2b4b61;
+  --color-emoji-count-bg: #2b4b61;
+  --color-emoji-count-text: #eaf8ff;
+  --color-emoji-button-bg: #193a52;
+  --color-emoji-button-border: #2b4b61;
+  --color-emoji-empty-text: #8eacbf;
+  --color-compose-busy-backdrop: rgba(8, 19, 31, 0.62);
+  --color-compose-busy-bg: #102133;
+  --color-compose-busy-border: #2b4b61;
+  --color-compose-busy-text: #b9deed;
+  --color-compose-busy-spinner-border: #2b4b61;
+  --color-compose-busy-spinner-active: #66d2ff;
+  --color-input-bg: #102133;
+  --color-input-border: #2b4b61;
+  --color-input-text: #e8f4f8;
+  --color-input-placeholder: #8eacbf;
+  --color-settings-select-bg: #102133;
+  --color-settings-select-border: #2b4b61;
+  --color-settings-select-text: #e8f4f8;
+  --color-settings-scrollbar-track: rgba(232, 244, 248, 0.1);
+  --color-settings-scrollbar-thumb: rgba(232, 244, 248, 0.3);
+  --color-settings-scrollbar-thumb-hover: rgba(232, 244, 248, 0.5);
+  --color-compose-input-bg: #102133;
+  --color-attachments-bg: #162f45;
+  --color-attachments-border: #2b4b61;
+
+  --color-attachment-add-border: #66d2ff;
+  --color-attachment-add-text: #b9deed;
+  --color-action-bg: #fb923c;
+  --color-action-text: #2f1808;
+  --color-action-danger-bg: #b84444;
+  --color-action-danger-text: #fff4f4;
+  --color-action-active-bg: #38bdf8;
+  --color-action-active-text: #0b2434;
+  --color-action-ghost-text: #66d2ff;
+  --color-link: #66d2ff;
+  --color-sidebar-description: #b9deed;
+  --color-brand-text: #b9deed;
+  --color-oss-list: #b9deed;
+  --color-sidebar-description-link: #66d2ff;
+  --color-sidebar-link: #ffb07a;
+  --color-sidebar-divider: #2b4b61;
+  --color-settings-item-border: #2b4b61;
+  --color-settings-item-text: #b9deed;
+  --color-status-backdrop: rgba(8, 19, 31, 0.7);
+  --color-status-modal-bg: #0f2538;
+  --color-status-modal-border: #2b4b61;
+  --color-status-modal-divider: #2b4b61;
+  --color-status-modal-title: #e8f4f8;
+  --color-boosted-by: #66d2ff;
+  --color-notification-actor: #66d2ff;
+  --color-reply-info: #ffb07a;
+  --color-character-count-normal: #b9deed;
+  --color-delete-button-bg: #b84444;
+  --color-delete-button-text: #fff4f4;
+  --color-image-modal-delete-bg: #b84444;
+  --color-image-modal-delete-text: #fff4f4;
+}
diff --git a/src/ui/styles/themes/light.css b/src/ui/styles/themes/light.css
index 1400266..7a9839e 100644
--- a/src/ui/styles/themes/light.css
+++ b/src/ui/styles/themes/light.css
@@ -359,124 +359,370 @@
 }
 
 :root[data-theme="matcha-core"] {
-  --page-background: radial-gradient(circle at top left, #f0faf1, #eef8ef 55%, #f7fff8);
-  --color-text-primary: #0f3b22;
-  --scrollbar-thumb: #7fbf92;
-  --color-sidebar-description: #2f6b46;
-  --color-brand-text: #2f6b46;
-  --color-sidebar-description-link: #1f8f4b;
-  --color-sidebar-link: #1b6f3f;
-  --color-sidebar-divider: #cfe6d5;
-  --color-settings-backdrop: rgba(10, 40, 20, 0.55);
-  --color-status-backdrop: rgba(10, 40, 20, 0.65);
-  --color-status-modal-bg: #f6fff6;
-  --color-status-modal-border: #cfe6d5;
-  --shadow-status-modal: 0 20px 60px rgba(24, 84, 48, 0.14);
-  --color-status-modal-divider: #cfe6d5;
-  --color-status-modal-title: #0f3b22;
-  --color-overlay-backdrop: rgba(15, 60, 32, 0.12);
-  --color-settings-item-border: #cfe6d5;
-  --color-settings-item-text: #2f6b46;
-  --color-panel-border: #cfe6d5;
-  --shadow-panel: 0 18px 40px rgba(24, 84, 48, 0.08);
-  --color-account-add-button-bg: #1b7a3d;
-  --color-account-add-button-text: #effff4;
-  --color-account-add-panel-bg: rgba(246, 255, 246, 0.92);
-  --color-account-add-panel-text: #0f3b22;
-  --color-account-add-panel-border: #cfe6d5;
-  --shadow-account-add-panel: 0 18px 40px rgba(24, 84, 48, 0.12);
-  --color-avatar-bg: #f6fff6;
-  --color-avatar-border: #cfe6d5;
-  --color-avatar-fallback: #9bc8ab;
-  --color-account-selector-bg: #f6fff6;
-  --color-account-selector-border: #cfe6d5;
-  --shadow-account-selector: 0 18px 40px rgba(24, 84, 48, 0.12);
-  --color-account-selector-placeholder: #2f6b46;
+  --page-background: radial-gradient(circle at top left, #f4f7ef, #eff4ea 55%, #f9fbf5);
+  --color-text-primary: #384838;
+  --scrollbar-thumb: #8eaa82;
+  --color-sidebar-description: #4f6f56;
+  --color-brand-text: #4f6f56;
+  --color-sidebar-description-link: #4f854c;
+  --color-sidebar-link: #4d7250;
+  --color-sidebar-divider: #d6decc;
+  --color-settings-backdrop: rgba(24, 41, 24, 0.55);
+  --color-status-backdrop: rgba(24, 41, 24, 0.65);
+  --color-status-modal-bg: #f3f7ee;
+  --color-status-modal-border: #d6decc;
+  --shadow-status-modal: 0 20px 60px rgba(42, 64, 40, 0.14);
+  --color-status-modal-divider: #d6decc;
+  --color-status-modal-title: #2f3f2f;
+  --color-overlay-backdrop: rgba(47, 63, 45, 0.14);
+  --color-settings-item-border: #d6decc;
+  --color-settings-item-text: #4f6f56;
+  --color-panel-border: #d6decc;
+  --shadow-panel: 0 18px 40px rgba(42, 64, 40, 0.08);
+  --color-account-add-button-bg: #548f4d;
+  --color-account-add-button-text: #f5f8ef;
+  --color-account-add-panel-bg: rgba(243, 247, 238, 0.92);
+  --color-account-add-panel-text: #2f3f2f;
+  --color-account-add-panel-border: #d6decc;
+  --shadow-account-add-panel: 0 18px 40px rgba(42, 64, 40, 0.12);
+  --color-avatar-bg: #f3f7ee;
+  --color-avatar-border: #d6decc;
+  --color-avatar-fallback: #9aae94;
+  --color-account-selector-bg: #f3f7ee;
+  --color-account-selector-border: #d6decc;
+  --shadow-account-selector: 0 18px 40px rgba(42, 64, 40, 0.12);
+  --color-account-selector-placeholder: #4f6f56;
   --color-account-selector-highlight: rgba(0, 0, 0, 0.06);
-  --color-account-handle: #2f6b46;
-  --color-action-bg: #1f9a50;
-  --color-action-text: #f2fff6;
+  --color-account-handle: #4f6f56;
+  --color-action-bg: #548f4d;
+  --color-action-text: #f5f8ef;
   --color-action-danger-bg: #b13b3b;
   --color-action-danger-text: #fff4f4;
-  --color-action-active-bg: #0f5a32;
-  --color-action-active-text: #eafff2;
-  --color-action-ghost-text: #1b6f3f;
-  --color-section-menu-bg: rgba(246, 255, 246, 0.92);
-  --color-section-menu-text: #0f3b22;
-  --color-section-menu-border: #cfe6d5;
-  --shadow-section-menu: 0 18px 40px rgba(24, 84, 48, 0.12);
-  --color-toast-success-bg: #e5f6ea;
-  --color-toast-success-border: #1b7a3d;
-  --color-toast-success-text: #0f3b22;
-  --color-toast-info-bg: #f6fff6;
-  --color-toast-info-border: #cfe6d5;
-  --color-toast-info-text: #0f3b22;
+  --color-action-active-bg: #467842;
+  --color-action-active-text: #eef5e8;
+  --color-action-ghost-text: #4d7250;
+  --color-section-menu-bg: rgba(243, 247, 238, 0.92);
+  --color-section-menu-text: #2f3f2f;
+  --color-section-menu-border: #d6decc;
+  --shadow-section-menu: 0 18px 40px rgba(42, 64, 40, 0.12);
+  --color-toast-success-bg: #e8efe2;
+  --color-toast-success-border: #548f4d;
+  --color-toast-success-text: #2f3f2f;
+  --color-toast-info-bg: #f3f7ee;
+  --color-toast-info-border: #d6decc;
+  --color-toast-info-text: #2f3f2f;
   --color-toast-error-bg: #fde9e6;
   --color-toast-error-border: #b13b3b;
   --color-toast-error-text: #5b1f1f;
-  --color-timeline-column-bg: #f6fff6;
-  --color-timeline-column-border: #cfe6d5;
-  --shadow-timeline-column: inset 0 1px 0 rgba(255, 255, 255, 0.5), 0 12px 24px rgba(24, 84, 48, 0.06);
-  --color-status-bg: #f8fff8;
-  --color-status-border: #cfe6d5;
-  --color-status-header: #2f6b46;
-  --color-status-header-strong: #0f3b22;
-  --color-status-meta: #1b6f3f;
-  --color-status-time: #1b6f3f;
-  --color-status-warning-bg: #e9f5ec;
-  --color-status-warning-text: #2f6b46;
-  --color-link-preview-bg: #f6fff6;
-  --color-link-preview-border: #cfe6d5;
-  --color-link-preview-text: #2f6b46;
-  --color-link-preview-strong: #0f3b22;
-  --color-link-preview-url: #1f8f4b;
-  --color-status-link: #1f8f4b;
-  --color-reaction-text: #0f3b22;
-  --color-reaction-border: #cfe6d5;
-  --color-reaction-active-bg: #1b6f3f;
-  --color-reaction-active-border: #0f3b22;
-  --color-reaction-active-text: #f2fff6;
-  --color-file-button-bg: #e9f5ec;
-  --color-file-button-text: #2f6b46;
-  --color-secondary-button-bg: #e9f5ec;
-  --color-secondary-button-text: #2f6b46;
-  --color-secondary-button-border: #cfe6d5;
-  --color-emoji-panel-bg: #f6fff6;
-  --color-emoji-panel-border: #cfe6d5;
-  --color-emoji-toggle-bg: #e9f5ec;
-  --color-emoji-toggle-text: #2f6b46;
-  --color-emoji-toggle-border: #cfe6d5;
-  --color-emoji-count-bg: #cfe6d5;
-  --color-emoji-count-text: #0f3b22;
-  --color-emoji-button-bg: #e9f5ec;
-  --color-emoji-button-border: #cfe6d5;
-  --color-emoji-empty-text: #7aa58a;
-  --color-compose-busy-backdrop: rgba(15, 60, 32, 0.2);
-  --color-compose-busy-bg: #f6fff6;
-  --color-compose-busy-border: #cfe6d5;
-  --color-compose-busy-text: #2f6b46;
-  --color-compose-busy-spinner-border: #cfe6d5;
-  --color-compose-busy-spinner-active: #1f9a50;
-  --color-boosted-by: #1b6f3f;
-  --color-notification-actor: #1b6f3f;
-  --color-reply-info: #1b6f3f;
-  --color-input-bg: #f6fff6;
-  --color-input-border: #cfe6d5;
-  --color-input-text: #0f3b22;
-  --color-input-placeholder: #7aa58a;
-  --color-settings-select-bg: #f6fff6;
-  --color-settings-select-border: #cfe6d5;
-  --color-settings-select-text: #0f3b22;
-  --color-settings-scrollbar-track: rgba(15, 59, 34, 0.1);
-  --color-settings-scrollbar-thumb: rgba(15, 59, 34, 0.3);
-  --color-settings-scrollbar-thumb-hover: rgba(15, 59, 34, 0.5);
-  --color-compose-input-bg: #f6fff6;
-  --color-attachments-bg: #e9f5ec;
-  --color-attachments-border: #cfe6d5;
+  --color-timeline-column-bg: #f3f7ee;
+  --color-timeline-column-border: #d6decc;
+  --shadow-timeline-column: inset 0 1px 0 rgba(255, 255, 255, 0.5), 0 12px 24px rgba(42, 64, 40, 0.06);
+  --color-status-bg: #f5f8ef;
+  --color-status-border: #d6decc;
+  --color-status-header: #4f6f56;
+  --color-status-header-strong: #2f3f2f;
+  --color-status-meta: #4d7250;
+  --color-status-time: #4d7250;
+  --color-status-warning-bg: #e5ede0;
+  --color-status-warning-text: #4f6f56;
+  --color-link-preview-bg: #f3f7ee;
+  --color-link-preview-border: #d6decc;
+  --color-link-preview-text: #4f6f56;
+  --color-link-preview-strong: #2f3f2f;
+  --color-link-preview-url: #4f854c;
+  --color-status-link: #4f854c;
+  --color-reaction-text: #2f3f2f;
+  --color-reaction-border: #d6decc;
+  --color-reaction-active-bg: #4d7250;
+  --color-reaction-active-border: #2f3f2f;
+  --color-reaction-active-text: #f5f8ef;
+  --color-file-button-bg: #e5ede0;
+  --color-file-button-text: #4f6f56;
+  --color-secondary-button-bg: #e5ede0;
+  --color-secondary-button-text: #4f6f56;
+  --color-secondary-button-border: #d6decc;
+  --color-emoji-panel-bg: #f3f7ee;
+  --color-emoji-panel-border: #d6decc;
+  --color-emoji-toggle-bg: #e5ede0;
+  --color-emoji-toggle-text: #4f6f56;
+  --color-emoji-toggle-border: #d6decc;
+  --color-emoji-count-bg: #d6decc;
+  --color-emoji-count-text: #2f3f2f;
+  --color-emoji-button-bg: #e5ede0;
+  --color-emoji-button-border: #d6decc;
+  --color-emoji-empty-text: #67866a;
+  --color-compose-busy-backdrop: rgba(47, 63, 45, 0.24);
+  --color-compose-busy-bg: #f3f7ee;
+  --color-compose-busy-border: #d6decc;
+  --color-compose-busy-text: #4f6f56;
+  --color-compose-busy-spinner-border: #d6decc;
+  --color-compose-busy-spinner-active: #5ca456;
+  --color-boosted-by: #4d7250;
+  --color-notification-actor: #4d7250;
+  --color-reply-info: #4d7250;
+  --color-input-bg: #f3f7ee;
+  --color-input-border: #d6decc;
+  --color-input-text: #2f3f2f;
+  --color-input-placeholder: #83957a;
+  --color-settings-select-bg: #f3f7ee;
+  --color-settings-select-border: #d6decc;
+  --color-settings-select-text: #2f3f2f;
+  --color-settings-scrollbar-track: rgba(47, 63, 45, 0.1);
+  --color-settings-scrollbar-thumb: rgba(47, 63, 45, 0.3);
+  --color-settings-scrollbar-thumb-hover: rgba(47, 63, 45, 0.5);
+  --color-compose-input-bg: #f3f7ee;
+  --color-attachments-bg: #e5ede0;
+  --color-attachments-border: #d6decc;
   
-  --color-attachment-add-text: #2f6b46;
+  --color-attachment-add-text: #4f6f56;
   --color-delete-button-bg: #b13b3b;
   --color-delete-button-text: #fff4f4;
   --color-image-modal-delete-bg: #b13b3b;
   --color-image-modal-delete-text: #fff4f4;
 }
+
+:root[data-theme="royal-purple"] {
+  --page-background: radial-gradient(circle at top left, #f4eefb, #fdf6e8 55%, #ffffff);
+  --color-text-primary: #2d1f3d;
+  --scrollbar-thumb: #c9b4df;
+  --color-sidebar-description: #51386e;
+  --color-brand-text: #51386e;
+  --color-sidebar-description-link: #6d28d9;
+  --color-sidebar-link: #c79a2d;
+  --color-sidebar-divider: #e4d7f0;
+  --color-settings-backdrop: rgba(31, 21, 44, 0.6);
+  --color-status-backdrop: rgba(31, 21, 44, 0.7);
+  --color-status-modal-bg: #fcf8ff;
+  --color-status-modal-border: #e4d7f0;
+  --shadow-status-modal: 0 20px 60px rgba(66, 39, 109, 0.16);
+  --color-status-modal-divider: #e4d7f0;
+  --color-status-modal-title: #432a5f;
+  --color-overlay-backdrop: rgba(124, 58, 237, 0.14);
+  --color-settings-item-border: #e4d7f0;
+  --color-settings-item-text: #5d4875;
+  --color-panel-border: #e4d7f0;
+  --shadow-panel: 0 18px 40px rgba(66, 39, 109, 0.12);
+  --color-account-add-button-bg: #6d28d9;
+  --color-account-add-button-text: #f8f5ff;
+  --color-account-add-panel-bg: rgba(252, 248, 255, 0.92);
+  --color-account-add-panel-text: #432a5f;
+  --color-account-add-panel-border: #e4d7f0;
+  --shadow-account-add-panel: 0 18px 40px rgba(66, 39, 109, 0.16);
+  --color-avatar-bg: #fcf8ff;
+  --color-avatar-border: #e4d7f0;
+  --color-avatar-fallback: #d8c3ed;
+  --color-account-selector-bg: #fcf8ff;
+  --color-account-selector-border: #e4d7f0;
+  --shadow-account-selector: 0 18px 40px rgba(66, 39, 109, 0.16);
+  --color-account-selector-placeholder: #5d4875;
+  --color-account-selector-highlight: rgba(0, 0, 0, 0.06);
+  --color-account-handle: #5d4875;
+  --color-action-bg: #d9b25a;
+  --color-action-text: #2f2207;
+  --color-action-danger-bg: #b23a55;
+  --color-action-danger-text: #fff4f6;
+  --color-action-active-bg: #6d28d9;
+  --color-action-active-text: #f8f5ff;
+  --color-action-ghost-text: #8f6ab8;
+  --color-section-menu-bg: rgba(252, 248, 255, 0.92);
+  --color-section-menu-text: #432a5f;
+  --color-section-menu-border: #e4d7f0;
+  --shadow-section-menu: 0 18px 40px rgba(66, 39, 109, 0.16);
+  --color-toast-success-bg: #e8f3e8;
+  --color-toast-success-border: #4b8b62;
+  --color-toast-success-text: #1f3a2a;
+  --color-toast-info-bg: #fcf8ff;
+  --color-toast-info-border: #e4d7f0;
+  --color-toast-info-text: #2d1f3d;
+  --color-toast-error-bg: #fdecef;
+  --color-toast-error-border: #b23a55;
+  --color-toast-error-text: #46212d;
+  --color-timeline-column-bg: #fcf8ff;
+  --color-timeline-column-border: #e4d7f0;
+  --shadow-timeline-column: inset 0 1px 0 rgba(255, 255, 255, 0.4), 0 12px 24px rgba(66, 39, 109, 0.08);
+  --color-status-bg: #fdf8ff;
+  --color-status-border: #e4d7f0;
+  --color-status-header: #5d4875;
+  --color-status-header-strong: #432a5f;
+  --color-status-meta: #a26b1d;
+  --color-status-time: #a26b1d;
+  --color-status-warning-bg: #f5ecfb;
+  --color-status-warning-text: #6d4d92;
+  --color-link-preview-bg: #fdf8ff;
+  --color-link-preview-border: #e4d7f0;
+  --color-link-preview-text: #5d4875;
+  --color-link-preview-strong: #432a5f;
+  --color-link-preview-url: #6d28d9;
+  --color-status-link: #6d28d9;
+  --color-reaction-text: #432a5f;
+  --color-reaction-border: #e4d7f0;
+  --color-reaction-active-bg: #6d28d9;
+  --color-reaction-active-border: #432a5f;
+  --color-reaction-active-text: #f8f5ff;
+  --color-file-button-bg: #eee3fa;
+  --color-file-button-text: #4f356b;
+  --color-secondary-button-bg: #eee3fa;
+  --color-secondary-button-text: #4f356b;
+  --color-secondary-button-border: #e4d7f0;
+  --color-emoji-panel-bg: #fcf8ff;
+  --color-emoji-panel-border: #e4d7f0;
+  --color-emoji-toggle-bg: #eee3fa;
+  --color-emoji-toggle-text: #4f356b;
+  --color-emoji-toggle-border: #e4d7f0;
+  --color-emoji-count-bg: #e4d7f0;
+  --color-emoji-count-text: #432a5f;
+  --color-emoji-button-bg: #eee3fa;
+  --color-emoji-button-border: #e4d7f0;
+  --color-emoji-empty-text: #997bb6;
+  --color-compose-busy-backdrop: rgba(31, 21, 44, 0.2);
+  --color-compose-busy-bg: #fcf8ff;
+  --color-compose-busy-border: #e4d7f0;
+  --color-compose-busy-text: #5d4875;
+  --color-compose-busy-spinner-border: #e4d7f0;
+  --color-compose-busy-spinner-active: #6d28d9;
+  --color-boosted-by: #6d28d9;
+  --color-notification-actor: #6d28d9;
+  --color-reply-info: #a26b1d;
+  --color-input-bg: #fcf8ff;
+  --color-input-border: #e4d7f0;
+  --color-input-text: #432a5f;
+  --color-input-placeholder: #997bb6;
+  --color-settings-select-bg: #fcf8ff;
+  --color-settings-select-border: #e4d7f0;
+  --color-settings-select-text: #432a5f;
+  --color-settings-scrollbar-track: rgba(67, 42, 95, 0.1);
+  --color-settings-scrollbar-thumb: rgba(67, 42, 95, 0.3);
+  --color-settings-scrollbar-thumb-hover: rgba(67, 42, 95, 0.5);
+  --color-compose-input-bg: #fcf8ff;
+  --color-attachments-bg: #f2ebfa;
+  --color-attachments-border: #e4d7f0;
+
+  --color-attachment-add-text: #5d4875;
+  --color-delete-button-bg: #b23a55;
+  --color-delete-button-text: #fff4f6;
+  --color-image-modal-delete-bg: #b23a55;
+  --color-image-modal-delete-text: #fff4f6;
+}
+
+:root[data-theme="summer-beach"] {
+  --page-background: radial-gradient(circle at top left, #e0f2fe, #fef3c7 55%, #fffdf7);
+  --color-text-primary: #1f3d58;
+  --scrollbar-thumb: #9ecae2;
+  --color-sidebar-description: #3e6c8f;
+  --color-brand-text: #3e6c8f;
+  --color-sidebar-description-link: #0284c7;
+  --color-sidebar-link: #f97316;
+  --color-sidebar-divider: #c7e6f7;
+  --color-settings-backdrop: rgba(18, 48, 71, 0.58);
+  --color-status-backdrop: rgba(18, 48, 71, 0.68);
+  --color-status-modal-bg: #f3fbff;
+  --color-status-modal-border: #c7e6f7;
+  --shadow-status-modal: 0 20px 60px rgba(24, 95, 138, 0.15);
+  --color-status-modal-divider: #c7e6f7;
+  --color-status-modal-title: #1e5278;
+  --color-overlay-backdrop: rgba(14, 165, 233, 0.14);
+  --color-settings-item-border: #c7e6f7;
+  --color-settings-item-text: #3e6c8f;
+  --color-panel-border: #c7e6f7;
+  --shadow-panel: 0 18px 40px rgba(24, 95, 138, 0.12);
+  --color-account-add-button-bg: #0ea5e9;
+  --color-account-add-button-text: #0b2434;
+  --color-account-add-panel-bg: rgba(243, 251, 255, 0.92);
+  --color-account-add-panel-text: #1e5278;
+  --color-account-add-panel-border: #c7e6f7;
+  --shadow-account-add-panel: 0 18px 40px rgba(24, 95, 138, 0.16);
+  --color-avatar-bg: #f3fbff;
+  --color-avatar-border: #c7e6f7;
+  --color-avatar-fallback: #b8dced;
+  --color-account-selector-bg: #f3fbff;
+  --color-account-selector-border: #c7e6f7;
+  --shadow-account-selector: 0 18px 40px rgba(24, 95, 138, 0.16);
+  --color-account-selector-placeholder: #3e6c8f;
+  --color-account-selector-highlight: rgba(0, 0, 0, 0.06);
+  --color-account-handle: #3e6c8f;
+  --color-action-bg: #f97316;
+  --color-action-text: #3a1f08;
+  --color-action-danger-bg: #dc2626;
+  --color-action-danger-text: #fff5f5;
+  --color-action-active-bg: #0ea5e9;
+  --color-action-active-text: #0b2434;
+  --color-action-ghost-text: #0284c7;
+  --color-section-menu-bg: rgba(243, 251, 255, 0.92);
+  --color-section-menu-text: #1e5278;
+  --color-section-menu-border: #c7e6f7;
+  --shadow-section-menu: 0 18px 40px rgba(24, 95, 138, 0.16);
+  --color-toast-success-bg: #e3f4ec;
+  --color-toast-success-border: #3b7c62;
+  --color-toast-success-text: #1f3a2a;
+  --color-toast-info-bg: #f3fbff;
+  --color-toast-info-border: #c7e6f7;
+  --color-toast-info-text: #1f3d58;
+  --color-toast-error-bg: #fdecea;
+  --color-toast-error-border: #dc2626;
+  --color-toast-error-text: #4a1f1f;
+  --color-timeline-column-bg: #f3fbff;
+  --color-timeline-column-border: #c7e6f7;
+  --shadow-timeline-column: inset 0 1px 0 rgba(255, 255, 255, 0.4), 0 12px 24px rgba(24, 95, 138, 0.08);
+  --color-status-bg: #eff9ff;
+  --color-status-border: #c7e6f7;
+  --color-status-header: #3e6c8f;
+  --color-status-header-strong: #1e5278;
+  --color-status-meta: #e7782f;
+  --color-status-time: #e7782f;
+  --color-status-warning-bg: #fff3df;
+  --color-status-warning-text: #b56c2f;
+  --color-link-preview-bg: #eff9ff;
+  --color-link-preview-border: #c7e6f7;
+  --color-link-preview-text: #3e6c8f;
+  --color-link-preview-strong: #1e5278;
+  --color-link-preview-url: #0ea5e9;
+  --color-status-link: #0ea5e9;
+  --color-reaction-text: #1e5278;
+  --color-reaction-border: #c7e6f7;
+  --color-reaction-active-bg: #0ea5e9;
+  --color-reaction-active-border: #1e5278;
+  --color-reaction-active-text: #eff9ff;
+  --color-file-button-bg: #e3f4ff;
+  --color-file-button-text: #3e6c8f;
+  --color-secondary-button-bg: #e3f4ff;
+  --color-secondary-button-text: #3e6c8f;
+  --color-secondary-button-border: #c7e6f7;
+  --color-emoji-panel-bg: #f3fbff;
+  --color-emoji-panel-border: #c7e6f7;
+  --color-emoji-toggle-bg: #e3f4ff;
+  --color-emoji-toggle-text: #3e6c8f;
+  --color-emoji-toggle-border: #c7e6f7;
+  --color-emoji-count-bg: #c7e6f7;
+  --color-emoji-count-text: #1e5278;
+  --color-emoji-button-bg: #e3f4ff;
+  --color-emoji-button-border: #c7e6f7;
+  --color-emoji-empty-text: #7b9ab1;
+  --color-compose-busy-backdrop: rgba(18, 48, 71, 0.2);
+  --color-compose-busy-bg: #f3fbff;
+  --color-compose-busy-border: #c7e6f7;
+  --color-compose-busy-text: #3e6c8f;
+  --color-compose-busy-spinner-border: #c7e6f7;
+  --color-compose-busy-spinner-active: #0ea5e9;
+  --color-boosted-by: #0ea5e9;
+  --color-notification-actor: #0ea5e9;
+  --color-reply-info: #e7782f;
+  --color-input-bg: #f3fbff;
+  --color-input-border: #c7e6f7;
+  --color-input-text: #1e5278;
+  --color-input-placeholder: #7b9ab1;
+  --color-settings-select-bg: #f3fbff;
+  --color-settings-select-border: #c7e6f7;
+  --color-settings-select-text: #1e5278;
+  --color-settings-scrollbar-track: rgba(30, 82, 120, 0.1);
+  --color-settings-scrollbar-thumb: rgba(30, 82, 120, 0.3);
+  --color-settings-scrollbar-thumb-hover: rgba(30, 82, 120, 0.5);
+  --color-compose-input-bg: #f3fbff;
+  --color-attachments-bg: #e3f4ff;
+  --color-attachments-border: #c7e6f7;
+
+  --color-attachment-add-text: #3e6c8f;
+  --color-delete-button-bg: #dc2626;
+  --color-delete-button-text: #fff5f5;
+  --color-image-modal-delete-bg: #dc2626;
+  --color-image-modal-delete-text: #fff5f5;
+}
diff --git a/src/ui/utils/theme.ts b/src/ui/utils/theme.ts
index 6973828..82c4751 100644
--- a/src/ui/utils/theme.ts
+++ b/src/ui/utils/theme.ts
@@ -1,11 +1,20 @@
-export type ThemeMode = "default" | "christmas" | "sky-pink" | "monochrome" | "matcha-core";
+export type ThemeMode =
+  | "default"
+  | "christmas"
+  | "sky-pink"
+  | "monochrome"
+  | "matcha-core"
+  | "royal-purple"
+  | "summer-beach";
 
 export const isThemeMode = (value: string): value is ThemeMode =>
   value === "default" ||
   value === "christmas" ||
   value === "sky-pink" ||
   value === "monochrome" ||
-  value === "matcha-core";
+  value === "matcha-core" ||
+  value === "royal-purple" ||
+  value === "summer-beach";
 
 export const getStoredTheme = (): ThemeMode => {
   const storedTheme = localStorage.getItem("textodon.theme");