가이드 모달 정리

frontend/src/App.vue

@@ -869,9 +869,6 @@ function reloadApp() {
                       @click="selectGuideStep(index)"
                     ></button>
                   </div>
-                  <button class="guideModal__next" type="button" @click="isGuideNextDisabled ? closeGuideModal() : showNextGuideStep()">
-                    {{ isGuideNextDisabled ? '닫기' : '다음' }}
-                  </button>
                 </div>
               </div>
               <button class="guideModal__arrow" type="button" aria-label="다음 단계" :disabled="isGuideNextDisabled" @click="showNextGuideStep">›</button>
@@ -1915,6 +1912,7 @@ function reloadApp() {
 .guideModal__text {
   display: grid;
   gap: 8px;
+  min-height: 0;
 }
 
 .guideModal__stepLabel {
@@ -1939,6 +1937,7 @@ function reloadApp() {
 .guideModal__stepDescription {
   margin: 0;
   max-width: 720px;
+  min-height: calc(1.7em * 4);
   line-height: 1.7;
   color: var(--theme-text-soft);
 }