diff --git a/style.css b/style.css
index df05fc7..b5d2b9b 100644
--- a/style.css
+++ b/style.css
@@ -8,8 +8,17 @@
   background: linear-gradient(135deg, #d7efff, #e8ffef);
 }
 
+.fadeIn { animation: fadeIn .6s ease; }
+.fadeInUp { animation: fadeInUp .6s ease; }
+
+@keyframes fadeIn { from {opacity:0;} to {opacity:1;} }
+@keyframes fadeInUp { 
+  from {opacity:0; transform:translateY(25px);} 
+  to {opacity:1; transform:translateY(0);} 
+}
+
 /* ==============================
- index / join 共通
+ index / join ページ
 ============================== */
 body.index-page {
   min-height: 100vh;
@@ -24,35 +33,68 @@
   max-width: 420px;
   padding: 30px 20px;
   background: white;
-  border-radius: 24px;
+  border-radius: 30px;
   box-shadow: 0 12px 30px rgba(0,0,0,0.15);
   text-align: center;
 }
 
 .input-box {
   width: 100%;
-  padding: 15px;
+  padding: 16px;
   margin-top: 14px;
   border: 2px solid #ddd;
   font-size: 18px;
-  border-radius: 12px;
+  border-radius: 14px;
+  background: #f9f9f9;
+}
+
+.start-btn {
+  width: 100%;
+  padding: 14px;
+  margin-top: 20px;
+  font-size: 18px;
+  border-radius: 14px;
+  border: none;
+  color: white;
+  background: #4ba3ff;
+  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
+  cursor: pointer;
 }
 
 /* ==============================
  map4.html
 ============================== */
 
+/* ヘッダー */
 #header {
   display: flex;
   justify-content: space-between;
   align-items: center;
-  padding: 12px 16px;
+  padding: 14px 20px;
   background: white;
-  border-bottom: 2px solid #b4e3c2;
-  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
+  border-bottom: 3px solid #b4e3c2;
+  box-shadow: 0 3px 12px rgba(0,0,0,0.1);
 }
 
-/* ■★ ここが重要：左右レイアウト復元 */
+/* 可愛い退出ボタン（復活） */
+.exit-btn.cute {
+  padding: 10px 18px;
+  border-radius: 30px;
+  background: linear-gradient(135deg, #ff9bb5, #ff6b8c);
+  color: white;
+  border: none;
+  cursor: pointer;
+  font-size: 15px;
+  font-weight: bold;
+  box-shadow: 0 4px 12px rgba(255, 100, 140, 0.4);
+  transition: 0.25s;
+}
+.exit-btn.cute:hover {
+  transform: scale(1.10);
+  background: linear-gradient(135deg, #ff6b8c, #ff3b6f);
+}
+
+/* レイアウト（左：メンバー、右：地図） */
 .map-body {
   display: flex;
   gap: 20px;
@@ -67,14 +109,15 @@
   width: 70%;
 }
 
+/* カード */
 .card {
   background: white;
-  padding: 18px;
-  border-radius: 18px;
-  box-shadow: 0 6px 20px rgba(0,0,0,0.15);
+  padding: 20px;
+  border-radius: 24px;   /* ← 丸み強め */
+  box-shadow: 0 8px 25px rgba(0,0,0,0.15);
 }
 
-/* ★ スマホでは縦並びに戻す */
+/* スマホでは縦に */
 @media (max-width: 900px) {
   .map-body {
     flex-direction: column;
@@ -88,10 +131,13 @@
 #map {
   width: 100%;
   height: 500px;
-  border-radius: 14px;
+  border-radius: 20px;
 }
 
-/* メンバー一覧 */
+/* ==============================
+ メンバー一覧（完全復元）
+============================== */
+
 #memberList {
   list-style: none;
   padding: 0;
@@ -101,27 +147,30 @@
 #memberList li {
   background: #f2f6ff;
   padding: 12px;
-  margin: 10px 0;
+  margin: 12px 0;
   display: flex;
   align-items: center;
-  justify-content: space-between;
-  border-left: 5px solid #4ba3ff;
-  border-radius: 14px;
+  gap: 12px;
+  border-left: 6px solid #4ba3ff;
+  border-radius: 18px;
+  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
 }
 
 .member-icon {
-  width: 26px;
-  height: 26px;
+  width: 32px;
+  height: 32px;
   border-radius: 50%;
   position: relative;
+  background: #ddd;
   flex-shrink: 0;
 }
 
+/* オンラインバッジ（下右） */
 .member-icon::after {
   content: "";
   position: absolute;
-  width: 12px;
-  height: 12px;
+  width: 14px;
+  height: 14px;
   border-radius: 50%;
   bottom: -3px;
   right: -3px;
@@ -131,21 +180,35 @@
 .online .member-icon::after { background: #22dd77; }
 .offline .member-icon::after { background: #ff5d5d; }
 
-/* 下部情報 */
-.info-area {
+.member-name {
+  font-size: 16px;
+  font-weight: bold;
+}
+
+/* ==============================
+ 情報カード（目的地・駅）
+============================== */
+#targetInfo, #nearestBox {
   margin: 20px;
 }
 
-/* チャット */
+/* ==============================
+ チャット欄（丸み＋影＋カード）
+============================== */
+
+#chatBox {
+  margin: 20px;
+}
+
 #chatList {
-  height: 220px;
+  height: 230px;
   background: #f7faff;
   border: 1px solid #d0d8e6;
-  border-radius: 10px;
+  border-radius: 14px;
   padding: 10px;
   overflow-y: auto;
   margin-bottom: 12px;
-  font-size: 14px;
+  font-size: 15px;
 }
 
 #chatInputArea {
@@ -155,17 +218,17 @@
 
 #chatInput {
   flex: 1;
-  padding: 12px;
+  padding: 14px;
   font-size: 16px;
   border: 2px solid #ccc;
   border-radius: 12px;
 }
 
 #chatSend {
-  padding: 10px 16px;
+  padding: 12px 16px;
   background: #4caf50;
   border: none;
-  border-radius: 12px;
+  border-radius: 14px;
   color: white;
   font-size: 15px;
   font-weight: bold;