style.css

* {
  box-sizing: border-box;
  --emails: #67d0fa;
  --calls: #375ee5;
  --messages: #b783fc;
  --bar-bck: #e7ecf2;
  --scale-num-color: #606060;
}

html {
  box-sizing: border-box;
}

body {
  margin: 0;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  background: #ecf0f1;
  font-family: monospace;
  box-sizing: border-box;
  line-height: 1.4;
  color: #272933;

  display: grid;
  place-items: center;
}

p {
  margin: 0;
}

main {
  box-shadow: 0 0 14px 0 #22222224;
  padding: 16px;
  width: 675px;
  height: 350px;
  position: relative;

  display: grid;
  grid-template-rows: 32px 1fr 32px;
  grid-template-columns: 16px repeat(12, 1fr);
  grid-column-gap: 12px;
  grid-row-gap: 8px;
}

.legend {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
}

.legend-color-notation {
  --w: 12px;
  width: var(--w);
  height: var(--w);
  border-radius: 50%;
  margin-right: 4px;
}

.legend-notation-text {
  margin-right: 16px;
}

.x-axis-scale {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: space-between;
  color: var(--scale-num-color);

  grid-column: 1 / span 1;
  grid-row: 2 / span 1;
}

.bar {
  background: var(--bar-bck);
  cursor: context-menu;
  opacity: 1;
  transition: opacity 0.1s linear;
}

main:has(.bar:hover) .bar:not(:hover) {
  /*opacity: 0.8;*/
}

/*.bar:hover ~ .bar:not(:hover) {*/
/*  opacity: 0.8;*/
/*}*/

.bottom-left-empty {
  grid-column: 1 / span 1;
  grid-row: -2 / -1;
}

.y-axis-number {
  justify-self: center;
  text-align: center;
  color: var(--scale-num-color);
}

.bar-1 {
  background: linear-gradient(
    to top,
    var(--messages) 10%,
    var(--calls) 10%,
    var(--calls) 50%,
    var(--emails) 50%,
    var(--emails) 95%,
    #e7ecf2 0%
  );
}

.bar-2 {
  background: linear-gradient(
    to top,
    var(--messages) 20%,
    var(--calls) 20%,
    var(--calls) 80%,
    var(--emails) 80%,
    var(--emails) 90%,
    #e7ecf2 0%
  );
}

.bar-3 {
  background: linear-gradient(
    to top,
    var(--messages) 40%,
    var(--calls) 40%,
    var(--calls) 50%,
    var(--emails) 50%,
    var(--emails) 70%,
    #e7ecf2 0%
  );
}

.bar-3 {
  background: linear-gradient(
    to top,
    var(--messages) 40%,
    var(--calls) 40%,
    var(--calls) 50%,
    var(--emails) 50%,
    var(--emails) 70%,
    #e7ecf2 0%
  );
}

.bar-4 {
  background: linear-gradient(
    to top,
    var(--messages) 10%,
    var(--calls) 10%,
    var(--calls) 20%,
    var(--emails) 20%,
    var(--emails) 40%,
    var(--bar-bck) 0%
  );
}

.bar-5 {
  background: linear-gradient(
    to top,
    var(--messages) 33.33%,
    var(--calls) 33.33%,
    var(--calls) 66.66%,
    var(--emails) 66.66%,
    var(--emails) 100%,
    var(--bar-bck) 0%
  );
}

.bar-6 {
  background: linear-gradient(
    to top,
    var(--messages) 5%,
    var(--calls) 5%,
    var(--calls) 20%,
    var(--emails) 20%,
    var(--emails) 90%,
    var(--bar-bck) 0%
  );
}

.bar-7 {
  background: linear-gradient(
    to top,
    var(--messages) 3%,
    var(--calls) 3%,
    var(--calls) 25%,
    var(--bar-bck) 0%
  );
}

.bar-8 {
  background: linear-gradient(
    to top,
    var(--messages) 70%,
    var(--calls) 70%,
    var(--calls) 75%,
    var(--emails) 75%,
    var(--emails) 90%,
    var(--bar-bck) 0%
  );
}

.bar-9 {
  background: linear-gradient(
    to top,
    var(--messages) 5%,
    var(--calls) 5%,
    var(--calls) 90%,
    var(--emails) 90%,
    var(--emails) 95%,
    var(--bar-bck) 0%
  );
}

.bar-10 {
  background: linear-gradient(
    to top,
    var(--messages) 20%,
    var(--calls) 20%,
    var(--calls) 80%,
    var(--emails) 80%,
    var(--emails) 85%,
    var(--bar-bck) 0%
  );
}

.bar-11 {
  background: linear-gradient(
    to top,
    var(--messages) 10%,
    var(--calls) 10%,
    var(--calls) 45%,
    var(--emails) 45%,
    var(--emails) 90%,
    var(--bar-bck) 0%
  );
}

.bar-12 {
  background: linear-gradient(
    to top,
    var(--messages) 5%,
    var(--calls) 5%,
    var(--calls) 30%,
    var(--emails) 30%,
    var(--emails) 93%,
    #e7ecf2 0%
  );
}

.tooltip {
  position: fixed;
  top: 0;
  left: 0;
  padding: 10px;
  box-shadow: 0 0 14px 0 #22222224;
}

.bar-tooltip {
  opacity: 0;
  transition: opacity 80ms 160ms linear, left 0.1s linear, right 0.1s linear;
  background: white;
  display: grid;
  grid-template-areas:
    "stdt stdt stdt stdt stdt"
    "ed em em ec ec"
    "cd cl cl cc cc"
    "md ms ms mc mc";
  justify-items: center;
  align-items: center;
  pointer-events: none;
}

.bar:hover ~ .bar-tooltip {
  opacity: 1;
}

.tt-st-dt {
  grid-area: stdt;
  margin-bottom: 10px;
}

.tt-dot {
  --w: 13px;
  width: var(--w);
  height: var(--w);
  border-radius: 50%;
  justify-self: start;
}

.tt-stat-title {
  font-size: 16px;
}

.tt-stat-count {
  font-weight: bold;
  font-size: 16px;
}

.tt-email-dot {
  background: var(--emails);
}

.tt-calls-dot {
  background: var(--calls);
}

.tt-messages-dot {
  background: var(--messages);
}

.tt-emails-txt {
  grid-area: em;
  justify-self: start;
}

.tt-emails-stat-count {
  grid-area: ec;
  justify-self: end;
}

.tt-calls-txt {
  grid-area: cl;
  justify-self: start;
}

.tt-calls-stat-count {
  grid-area: cc;
  justify-self: end;
}

.tt-messages-txt {
  grid-area: ms;
  justify-self: start;
}

.tt-messages-stat-count {
  grid-area: mc;
  justify-self: end;
}

.cur-week {
  position: relative;
}

.cur-week:after {
  content: "";
  position: absolute;
  bottom: -7px;
  left: 0;
  width: 40%;
  display: block;
  height: 3px;
  border-radius: 3px;
  background: #3b29cc;

  animation: curWeekAnim alternate 0.7s linear infinite;
}

@keyframes curWeekAnim {
  0% {
    left: 0;
    width: 10%;
  }

  50% {
    left: 20%;
    width: 40%;
  }

  100% {
    left: 90%;
    width: 10%;
  }
}