feat: initial Pezkuwi Apps rebrand from polkadot-apps

Rebranded terminology:
- Polkadot → Pezkuwi
- Kusama → Dicle
- Westend → Zagros
- Rococo → PezkuwiChain
- Substrate → Bizinikiwi
- parachain → teyrchain

Custom logos with Kurdistan brand colors (#e6007a → #86e62a):
- bizinikiwi-hexagon.svg
- sora-bizinikiwi.svg
- hezscanner.svg
- heztreasury.svg
- pezkuwiscan.svg
- pezkuwistats.svg
- pezkuwiassembly.svg
- pezkuwiholic.svg

packages/react-components/src/styles/theme.ts

@@ -0,0 +1,49 @@
+// Copyright 2017-2025 @pezkuwi/react-components authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+/* default buttons, dark gray */
+export const colorBtnDefault = '#767778';
+
+export const colorBtnShadow = '#98999a';
+
+/* highlighted buttons, orange */
+export const colorBtnHighlight = '#f19135';
+
+/* primary buttons, blue */
+export const colorBtnPrimary = colorBtnDefault; // '#2e86ab';
+
+/* button text color */
+export const colorBtnText = '#f9f8f7';
+
+export const colorLink = '#2e86ab';
+
+export default `
+  .theme--dark,
+  .theme--light {
+    a:not(.ui--Tab) {
+      color: ${colorLink};
+
+      &:hover,
+      a:visited {
+        color: ${colorLink};
+      }
+    }
+
+    .ui--Button {
+      &.isIcon:not(.isDisabled):not(.withoutLink):not(:hover) {
+        .ui--Icon {
+          color: ${colorLink};
+        }
+      }
+    }
+
+    .ui.modal > .header:not(.ui) {
+      border-bottom-color: ${colorBtnDefault};
+    }
+
+    .ui.negative.button,
+    .ui.buttons .negative.button {
+      background: #666 !important;
+    }
+  }
+`;