diff --git a/styles.css b/styles.css
index ec0b32c..4a86b75 100644
--- a/styles.css
+++ b/styles.css
@@ -1,53 +1,211 @@
+/* Reset / base */
+* { box-sizing: border-box; }
+html,body { height: 100%; }
+body {
+  margin: 0;
+  font-family: "Hiragino Sans","Helvetica Neue",Arial,sans-serif;
+  background: linear-gradient(135deg,#a8edea,#fed6e3); /* 空色 → 桜色 */
+  color: #222;
+  -webkit-font-smoothing: antialiased;
+  -webkit-tap-highlight-color: transparent;
+}
+
+/* Header */
+.site-header {
+  padding: 12px 16px;
+  text-align: center;
+  background: linear-gradient(90deg,#6a85b6,#bac8e0);
+  color: #fff;
+  box-shadow: 0 2px 6px rgba(0,0,0,0.12);
+}
+.site-header h1 { margin: 0; font-size: 1.2rem; }
+.site-header .sub { margin: 4px 0 0; font-size: 0.85rem; opacity: 0.95; }
+
+/* Tabs */
+.tabs {
+  display: flex;
+  gap: 8px;
+  padding: 10px;
+  justify-content: center;
+}
+.tab-button {
+  flex: 1;
+  max-width: 200px;
+  padding: 10px 14px;
+  border: none;
+  border-radius: 10px;
+  background: rgba(255,255,255,0.9);
+  font-size: 1rem;
+  cursor: pointer;
+  box-shadow: 0 2px 6px rgba(0,0,0,0.08);
+}
+.tab-button.active {
+  background: linear-gradient(90deg,#ff9a9e,#fad0c4);
+  color: #fff;
+  font-weight: 700;
+}
+
+/* Main / Map */
+.main { padding: 12px; display: flex; justify-content: center; }
+.map-wrapper { width: 100%; max-width: 640px; }
 .map-container {
   position: relative;
-  display: inline-block;
+  width: 100%;
+  border-radius: 14px;
+  overflow: hidden;
+  border: 3px solid rgba(255,255,255,0.9);
+  box-shadow: 0 8px 24px rgba(0,0,0,0.18);
+  background: #fff;
 }
-
 .map-container img {
-  max-width: 100%;
+  width: 100%;
   height: auto;
   display: block;
+  user-select: none;
+  -webkit-user-drag: none;
 }
 
+/* Pin */
 .pin {
   position: absolute;
-  width: 32px;
-  height: 32px;
-  transform: translate(-50%, -100%);
+  width: 44px;
+  height: 44px;
+  transform: translate(-50%,-100%);
+  touch-action: manipulation;
+  z-index: 6;
+  transition: transform .14s ease;
+}
+.pin:active,
+.pin:focus { transform: translate(-50%,-100%) scale(0.98); }
+.pin img { width: 100%; height: 100%; display:block; pointer-events: none; }
+
+/* Tooltip (カード風) */
+.tooltip {
+  position: absolute;
+  z-index: 8;
+  transform: translate(-50%,-120%);
+  display: none;
+  min-width: 200px;
+  max-width: 86vw;
+  border-radius: 12px;
+  box-shadow: 0 10px 28px rgba(0,0,0,0.20);
+  background: #fff;
+  overflow: hidden;
+  animation: tooltipFade .22s ease;
+}
+@keyframes tooltipFade {
+  from { opacity: 0; transform: translate(-50%,-125%) scale(.98); }
+  to { opacity: 1; transform: translate(-50%,-120%) scale(1); }
+}
+.tooltip-card { display: block; }
+
+/* Header inside tooltip */
+.tooltip-header {
+  background: linear-gradient(90deg,#ff9a9e,#fad0c4);
+  color: #fff;
+  padding: 10px 12px;
+  font-weight: 700;
+  font-size: 1rem;
+  text-align: left;
+}
+
+/* Body */
+.tooltip-body {
+  padding: 10px 12px;
+  text-align: left;
+  font-size: 0.95rem;
+  color: #333;
+}
+.tooltip-body img {
+  width: 100%;
+  border-radius: 8px;
+  display: block;
+  margin: 6px 0;
+}
+.tooltip-body p { margin: 6px 0 0; line-height: 1.4; }
+
+/* Close button in tooltip */
+.tooltip .close-btn {
+  position: absolute;
+  right: 8px;
+  top: 8px;
+  background: rgba(255,255,255,0.85);
+  border: none;
+  width: 34px;
+  height: 34px;
+  border-radius: 50%;
+  font-size: 16px;
+  line-height: 1;
+  cursor: pointer;
+  z-index: 12;
+  box-shadow: 0 2px 6px rgba(0,0,0,0.12);
+}
+
+/* 一覧ボタン（固定） */
+.list-toggle {
+  position: fixed;
+  right: 12px;
+  bottom: 12px;
+  z-index: 30;
+  background: linear-gradient(90deg,#6a85b6,#bac8e0);
+  color: #fff;
+  border: none;
+  padding: 12px 14px;
+  border-radius: 999px;
+  box-shadow: 0 8px 20px rgba(0,0,0,0.22);
+  font-weight: 700;
   cursor: pointer;
 }
 
-.pin img {
-  width: 100%;
-  height: 100%;
-  user-select: none;
-  pointer-events: none;
+/* 一覧パネル（ボトムシート） */
+.list-panel {
+  position: fixed;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  z-index: 40;
+  background: #fff;
+  border-top-left-radius: 14px;
+  border-top-right-radius: 14px;
+  box-shadow: 0 -8px 30px rgba(0,0,0,0.22);
+  transform: translateY(110%);
+  transition: transform .28s cubic-bezier(.2,.9,.2,1);
+  max-height: 70vh;
+  display: flex;
+  flex-direction: column;
+}
+.list-panel.open { transform: translateY(0); }
+.list-panel-header {
+  display:flex;
+  align-items:center;
+  justify-content: space-between;
+  padding: 12px;
+  border-bottom: 1px solid #eee;
+}
+.list-content {
+  overflow: auto;
+  padding: 8px 12px 24px;
+}
+.shop-item {
+  display:flex;
+  gap: 10px;
+  padding: 10px;
+  border-radius: 10px;
+  align-items: center;
+  cursor: pointer;
+  transition: background .12s ease;
+}
+.shop-item:hover { background: rgba(220,235,255,0.6); }
+.shop-thumb { width: 64px; height: 64px; border-radius: 8px; object-fit: cover; flex: 0 0 64px; }
+.shop-meta { text-align: left; flex: 1; }
+.shop-title { font-weight: 700; margin: 0; font-size: 0.98rem; }
+.shop-desc { margin: 6px 0 0; font-size: 0.9rem; color:#555; }
+
+/* small screen tweaks */
+@media (min-width: 520px) {
+  .pin { width: 48px; height: 48px; }
+  .tooltip { min-width: 220px; }
 }
 
-/* 吹き出し */
-.tooltip {
-  position: absolute;
-  background: white;
-  border: 1px solid #666;
-  border-radius: 6px;
-  padding: 8px 12px;
-  font-size: 14px;
-  max-width: 200px;
-  transform: translate(-50%, -120%);
-  display: none;
-  z-index: 10;
-  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
-}
-
-.tooltip img {
-  width: 100%;
-  border-radius: 4px;
-  margin-top: 5px;
-}
-
-.tooltip a {
-  display: block;
-  margin-top: 6px;
-  color: blue;
-  text-decoration: underline;
-}
+/* Utility */
+.hidden { display: none !important; }