/* 统一暖橘圆钮：首页肉垫和社区发帖用同一套主题色 */
.fab{
  position:fixed;right:36rpx;bottom:calc(190rpx + env(safe-area-inset-bottom));
  width:112rpx;height:112rpx;border-radius:50%;
  background:linear-gradient(150deg,#FFB865,#F5943E);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 12rpx 28rpx rgba(214,138,52,.42),0 2rpx 6rpx rgba(214,138,52,.3);
  z-index:60;
}
.fab:active{transform:scale(.94)}

/* 肉垫造型：和基础一致的暖橘圆钮，中间一只奶白肉垫 */
.fab-paw{width:116rpx;height:116rpx}

.paw{position:relative;width:66rpx;height:60rpx}
/* 掌垫：上窄下宽的圆角心形块，坐在下方 */
.paw .pad{
  position:absolute;left:50%;bottom:0;transform:translateX(-50%);
  width:44rpx;height:36rpx;background:#FFF7EC;
  border-radius:48% 48% 44% 44%/62% 62% 40% 40%;
}
/* 四个脚趾垫，沿上方弧线排开，外侧两个更低、内侧两个更高 */
.paw .bean{position:absolute;background:#FFF7EC;border-radius:50%}
.paw .bean-1{width:15rpx;height:20rpx;left:0;top:20rpx;transform:rotate(-20deg)}
.paw .bean-2{width:16rpx;height:22rpx;left:18rpx;top:5rpx;transform:rotate(-7deg)}
.paw .bean-3{width:16rpx;height:22rpx;right:18rpx;top:5rpx;transform:rotate(7deg)}
.paw .bean-4{width:15rpx;height:20rpx;right:0;top:20rpx;transform:rotate(20deg)}