feat: add resident miniapp MVP

miniapp/miniprogram/app.wxss

@@ -1,9 +1,114 @@
 page {
-  background: #f6f7f9;
-  color: #111827;
+  background: #f4f6f8;
+  color: #17212b;
   font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
+  font-size: 28rpx;
 }
 
 .page {
+  min-height: 100vh;
   padding: 24rpx;
 }
+
+.section {
+  margin-bottom: 24rpx;
+}
+
+.section-title {
+  margin: 0 0 16rpx;
+  font-size: 32rpx;
+  font-weight: 700;
+}
+
+.card {
+  background: #ffffff;
+  border: 1rpx solid #e5e9ef;
+  border-radius: 8rpx;
+  padding: 20rpx;
+  margin-bottom: 16rpx;
+}
+
+.row {
+  display: flex;
+  align-items: center;
+  gap: 16rpx;
+}
+
+.between {
+  justify-content: space-between;
+}
+
+.muted {
+  color: #64748b;
+  font-size: 24rpx;
+}
+
+.price {
+  color: #c2410c;
+  font-weight: 700;
+}
+
+.tag {
+  display: inline-block;
+  padding: 4rpx 12rpx;
+  background: #e6f4f1;
+  color: #0f766e;
+  border-radius: 6rpx;
+  font-size: 22rpx;
+}
+
+.grid {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 16rpx;
+}
+
+.shortcut {
+  width: calc((100% - 32rpx) / 3);
+  height: 116rpx;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  background: #ffffff;
+  border: 1rpx solid #e5e9ef;
+  border-radius: 8rpx;
+  font-weight: 600;
+}
+
+.input,
+.textarea,
+.picker {
+  width: 100%;
+  min-height: 76rpx;
+  padding: 0 18rpx;
+  background: #ffffff;
+  border: 1rpx solid #d9e0e8;
+  border-radius: 6rpx;
+  margin-bottom: 16rpx;
+}
+
+.textarea {
+  min-height: 140rpx;
+  padding-top: 16rpx;
+}
+
+.button-row {
+  display: flex;
+  gap: 16rpx;
+}
+
+button {
+  border-radius: 6rpx;
+}
+
+.primary {
+  background: #0f766e;
+  color: #ffffff;
+}
+
+.ghost {
+  background: #ffffff;
+  color: #0f766e;
+  border: 1rpx solid #0f766e;
+}