added search response into searchmodal ui, restructured folders

frontend/src/components/ui/ActionButton.scss

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+.action-btn {
+  font-size: 14px;
+  font-weight: 500;
+  padding: 7px 16px;
+  border-radius: 6px;
+  border: 1px solid transparent;
+  cursor: pointer;
+  transition: box-shadow 0.2s, opacity 0.2s;
+
+  &:hover {
+    opacity: 0.85;
+  }
+
+  &:focus-visible {
+    outline: 2px solid var(--accent);
+    outline-offset: 2px;
+  }
+
+  &--connect,
+  &--search {
+    background: var(--accent);
+    color: #fff;
+  }
+
+  &--disconnect {
+    background: transparent;
+    color: var(--text);
+    border-color: var(--border);
+
+    &:hover {
+      border-color: #ef4444;
+      color: #ef4444;
+    }
+  }
+}

frontend/src/components/ui/ActionButton.tsx

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+import './ActionButton.scss'
+
+type Variant = 'connect' | 'disconnect' | 'search'
+
+interface Props {
+  variant: Variant
+  onClick: () => void
+  children: React.ReactNode
+}
+
+export function ActionButton({ variant, onClick, children }: Readonly<Props>) {
+  return (
+    <button className={`action-btn action-btn--${variant}`} onClick={onClick}>
+      {children}
+    </button>
+  )
+}

frontend/src/components/ui/Modal.scss

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+.modal-overlay {
+  position: fixed;
+  inset: 0;
+  background: rgba(0, 0, 0, 0.45);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  z-index: 100;
+  padding: 16px;
+}
+
+.modal {
+  background: var(--bg);
+  border: 1px solid var(--border);
+  border-radius: 12px;
+  padding: 28px 32px;
+  width: 100%;
+  max-width: 420px;
+  box-shadow: var(--shadow);
+  display: flex;
+  flex-direction: column;
+
+  &__header {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    margin-bottom: 24px;
+  }
+
+  &__title {
+    font-family: var(--heading);
+    font-size: 20px;
+    font-weight: 500;
+    color: var(--text-h);
+    margin: 0;
+  }
+
+  &__close {
+    background: none;
+    border: none;
+    cursor: pointer;
+    color: var(--text);
+    font-size: 20px;
+    line-height: 1;
+    padding: 4px;
+    border-radius: 4px;
+    &:hover { color: var(--text-h); }
+    &:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
+  }
+
+  &__form {
+    display: flex;
+    flex-direction: column;
+    gap: 16px;
+  }
+
+  &__field {
+    display: flex;
+    flex-direction: column;
+    gap: 5px;
+  }
+
+  &__label {
+    font-size: 13px;
+    font-weight: 500;
+    color: var(--text-h);
+  }
+
+  &__input {
+    font-size: 15px;
+    padding: 9px 12px;
+    border: 1px solid var(--border);
+    border-radius: 6px;
+    background: var(--bg);
+    color: var(--text-h);
+    font-family: var(--sans);
+    transition: border-color 0.2s;
+    width: 100%;
+    box-sizing: border-box;
+
+    &:focus {
+      outline: none;
+      border-color: var(--accent);
+      box-shadow: 0 0 0 3px var(--accent-bg);
+    }
+  }
+
+  &__error {
+    font-size: 13px;
+    color: #ef4444;
+    padding: 8px 12px;
+    background: rgba(11, 0, 0, 0.499);
+    border-radius: 6px;
+    border: 1px solid rgba(239, 68, 68, 0.2);
+  }
+
+  &__submit {
+    margin-top: 4px;
+    padding: 10px 20px;
+    font-size: 15px;
+    font-weight: 500;
+    border-radius: 6px;
+    border: none;
+    background: var(--accent);
+    color: #fff;
+    cursor: pointer;
+    transition: opacity 0.2s;
+    align-self: flex-end;
+    min-width: 100px;
+
+    &:hover:not(:disabled) { opacity: 0.85; }
+    &:disabled { opacity: 0.6; cursor: not-allowed; }
+    &:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
+  }
+
+    &--expanded {
+      max-height: 70vh;
+    }
+  
+    &__results {
+      overflow-y: auto;
+      flex: 1;
+      min-height: 0; // required: flex children won't shrink without this
+      margin-top: 20px;
+      display: flex;
+      flex-direction: column;
+      gap: 8px;
+    }
+  
+    &__results-count {
+      font-size: 12px;
+      color: var(--text);
+      margin: 0 0 8px 0;
+    }
+  
+    &__result-item {
+      padding: 10px 12px;
+      border: 1px solid var(--border);
+      border-radius: 6px;
+      background: var(--bg);
+    }
+  
+    &__result-title {
+      font-weight: 500;
+      font-size: 14px;
+      color: var(--text-h);
+      margin: 0;
+    }
+  
+    &__result-desc {
+      font-size: 13px;
+      color: var(--text);
+      margin: 4px 0 0 0;
+    }
+}