.calendar {
  --side-padding: 10px;
  --border-radius: 14px;
  --accent-br: 5px;
  width: 100%;
}
.calendar select {
  background-color: #f3f4f6;
  padding: 15px 20px;
}
.calendar__opts, .calendar__buttons {
  background-color: #f3f4f6;
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 5px;
}
.calendar__opts {
  border-top-left-radius: var(--border-radius);
  border-top-right-radius: var(--border-radius);
  padding: 10px var(--side-padding);
}
.calendar__body {
  background-image: #f3f4f6;
}
.calendar__days {
  background-color: #fff;
  padding: 0 var(--side-padding) 10px;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
}
.calendar__days > div {
  text-align: center;
  font-weight: 700;
  font-size: 1.02rem;
  color: #c5c8ca;
}
.calendar__dates {
  padding: 0 var(--side-padding);
  display: grid;
  grid-template-columns: repeat(7, 1fr);
}
.calendar__date {
  --height: calc(300px / 6 - var(--side-padding));
  text-align: center;
  height: var(--height);
  line-height: var(--height);
  font-weight: 600;
  font-size: 1.02rem;
  cursor: pointer;
  position: relative;
}
.calendar__date::before {
  content: "";
  position: absolute;
  background-color: rgba(255, 255, 255, 0);
  width: 100%;
  height: calc(var(--height) * 0.9);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-radius: var(--accent-br);
  transition: background-color 0.3s ease;
}
.calendar__date:not(.calendar__date--selected):not(.calendar__date--grey):hover::before {
  background-color: #ededed;
}
.calendar__date--grey {
  color: #c5c8ca;
  cursor: not-allowed;
}
.calendar__date--selected {
  color: #ff374b;
}
.calendar__date--selected::before {
  background-color: #ffeaec;
  border-radius: 0px;
}
.calendar__date--first-date::before {
  border-top-left-radius: var(--accent-br);
  border-bottom-left-radius: var(--accent-br);
}
.calendar__date--last-date::before {
  border-top-right-radius: var(--accent-br);
  border-bottom-right-radius: var(--accent-br);
}
.calendar__date--range-start::after {
  content: "";
  position: absolute;
  bottom: 3px;
  border-radius: 24px;
  left: 50%;
  transform: translateX(-50%);
  background-color: #ff374b;
  width: 10px;
  height: 4px;
}
.calendar__date--range-end {
  color: #fff;
}
.calendar__date--range-end::before {
  box-shadow: 0 15px 20px -3px rgba(255, 55, 75, 0.35);
  background-color: #ff374b;
  border-radius: var(--accent-br);
  z-index: 1;
}
.calendar__date--range-end::after {
  content: "";
  position: absolute;
  height: calc(var(--height) * 0.9);
  background-color: #ffeaec;
  width: 50px;
  top: 50%;
  right: 50%;
  transform: translateY(-50%);
}
.calendar__date span {
  position: relative;
  z-index: 1;
}
.calendar__buttons {
  padding: 10px var(--side-padding) 20px;
  border-bottom-left-radius: var(--border-radius);
  border-bottom-right-radius: var(--border-radius);
}
.calendar__button {
  cursor: pointer;
}
.calendar__button--grey {
  background-color: #f3f4f6;
}
.calendar__button--primary {
  background-color: #1752ff;
  color: #fff;
  transition: box-shadow 0.3s cubic-bezier(0.21, 0.68, 0.09, 0.27), transform 0.2s linear;
}
.calendar__button--primary:hover {
  box-shadow: 0 20px 30px -13px rgba(23, 82, 255, 0.45);
  transform: translateY(-3px);
}
.calendar__button--primary:active {
  box-shadow: 0 10px 10px -6px rgba(23, 82, 255, 0.45);
  transform: translateY(-1px);
}