Initial commit

miniprogram/custom-tab-bar/index.wxss

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+/* ── 底部导航栏 ── */
+.tab-bar {
+  display: flex;
+  align-items: center;
+  border-top: 1rpx solid rgba(255, 255, 255, 0.65);
+  background: rgba(255, 255, 255, 0.90);
+  padding: 10rpx 0 calc(10rpx + env(safe-area-inset-bottom));
+  box-shadow: 0 -10rpx 24rpx rgba(110, 78, 131, 0.08);
+  position: fixed;
+  bottom: 0;
+  left: 0;
+  right: 0;
+  z-index: 999;
+}
+
+/* ── Tab 项 ── */
+.tab-item {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  gap: 5rpx;
+  border-radius: 22rpx;
+  padding: 8rpx 0 6rpx;
+  position: relative;
+}
+
+.tab-item.active {
+  background: linear-gradient(180deg, rgba(255, 79, 145, 0.12), rgba(255, 225, 90, 0.08));
+}
+
+.tab-label {
+  font-size: 20rpx;
+  font-weight: 700;
+  color: #9b8fa8;
+  line-height: 1;
+}
+
+.tab-item.active .tab-label {
+  color: #ff4f91;
+  font-weight: 900;
+}
+
+/* ── 图标容器 ── */
+.icon-wrap {
+  width: 44rpx;
+  height: 44rpx;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+/* ── 广场图标：2×2 圆角方块网格 ── */
+.icon-grid {
+  width: 34rpx;
+  height: 34rpx;
+  display: grid;
+  grid-template-columns: 1fr 1fr;
+  grid-template-rows: 1fr 1fr;
+  gap: 5rpx;
+}
+
+.icon-grid .sq {
+  background: #9b8fa8;
+  border-radius: 4rpx;
+  transition: background 0.2s;
+}
+
+.tab-item.active .icon-grid .sq {
+  background: #ff4f91;
+}
+
+/* ── 附近图标：地图 Pin ── */
+.icon-pin {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  gap: 0;
+}
+
+.pin-head {
+  width: 22rpx;
+  height: 22rpx;
+  border-radius: 50% 50% 50% 0;
+  background: #9b8fa8;
+  transform: rotate(-45deg);
+  transition: background 0.2s;
+}
+
+.pin-tail {
+  width: 4rpx;
+  height: 8rpx;
+  background: #9b8fa8;
+  border-radius: 0 0 4rpx 4rpx;
+  margin-top: -2rpx;
+  transition: background 0.2s;
+}
+
+.tab-item.active .pin-head,
+.tab-item.active .pin-tail {
+  background: #ff4f91;
+}
+
+/* ── 汪友图标：双人轮廓 ── */
+.icon-ppl {
+  width: 36rpx;
+  height: 30rpx;
+  position: relative;
+}
+
+.ppl-head {
+  position: absolute;
+  width: 14rpx;
+  height: 14rpx;
+  border-radius: 50%;
+  background: #9b8fa8;
+  top: 0;
+  transition: background 0.2s;
+}
+
+.ppl-head-l { left: 2rpx; }
+.ppl-head-r { right: 2rpx; }
+
+.ppl-body {
+  position: absolute;
+  bottom: 0;
+  left: 0;
+  right: 0;
+  height: 14rpx;
+  background: #9b8fa8;
+  border-radius: 8rpx 8rpx 0 0;
+  transition: background 0.2s;
+}
+
+.tab-item.active .ppl-head,
+.tab-item.active .ppl-body {
+  background: #ff4f91;
+}
+
+/* ── 我的图标：单人轮廓 ── */
+.icon-user {
+  width: 28rpx;
+  height: 34rpx;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  gap: 4rpx;
+}
+
+.user-head {
+  width: 18rpx;
+  height: 18rpx;
+  border-radius: 50%;
+  background: #9b8fa8;
+  transition: background 0.2s;
+}
+
+.user-body {
+  width: 28rpx;
+  height: 14rpx;
+  border-radius: 8rpx 8rpx 0 0;
+  background: #9b8fa8;
+  transition: background 0.2s;
+}
+
+.tab-item.active .user-head,
+.tab-item.active .user-body {
+  background: #ff4f91;
+}
+
+/* ── 发布 FAB ── */
+.tab-fab-wrap {
+  flex: 1;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  padding-bottom: 4rpx;
+}
+
+.tab-fab {
+  width: 92rpx;
+  height: 92rpx;
+  border-radius: 50%;
+  background: linear-gradient(135deg, #ff4f91, #ff9f1c 55%, #ffe15a);
+  border: 4rpx solid rgba(255, 255, 255, 0.90);
+  box-shadow: 0 10rpx 22rpx rgba(255, 79, 145, 0.28);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  margin-bottom: 4rpx;
+}
+
+.fab-plus {
+  font-size: 52rpx;
+  color: #fff;
+  font-weight: 300;
+  line-height: 1;
+  margin-top: -4rpx;
+}
+
+/* ── 未读角标 ── */
+.badge {
+  position: absolute;
+  top: -4rpx;
+  right: -6rpx;
+  min-width: 30rpx;
+  height: 30rpx;
+  border-radius: 15rpx;
+  background: #ff4f91;
+  color: #fff;
+  font-size: 18rpx;
+  font-weight: 800;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  padding: 0 6rpx;
+  border: 2rpx solid #fff;
+}