:root {
  --global-max-width: 480px;

  --border-radius: 4px;

  /* Fonts */
  --font-sans-serif: Raleway, sans-serif;

  /* Colors: start point https://color.adobe.com/Architecture-color-theme-20477657 */
  --color-black: hsla(214, 94%, 7%, 1);
  --color-dark: hsla(209, 37%, 18%, 1);
  --color-mid: hsla(196, 34%, 48%, 1);
  --color-light: hsla(191, 20%, 68%, 1);
  --color-accent: hsla(38, 85%, 64%, 1);
  --color-white: hsla(38, 38%, 90%, 1);

  --color-text: var(--color-white);
  --color-label: var(--color-light);

  --color-link: var(--color-accent);
  --color-link-hover: var(--color-light);
  --color-title: var(--color-accent);

  --color-bg: var(--color-black);
  --color-menu: var(--color-dark);

  --color-input-bg: var(--color-white);
  --color-input-text: var(--color-dark);

  --color-button-bg: var(--color-mid);
  --color-button-bg-hover: var(--color-light);
  --color-button-text: var(--color-black);

  --color-logo-sign: var(--color-success);

  --color-success: #127d44;
  --color-error: #ad2e41;

  --animation-plop: plop 300ms ease-out forwards;

  --hero-box-shadow: 0 0 0.75em rgba(0, 0, 0, 0.75);

  --carousel-hover-transition: 80ms ease-out transform;
}

@media (prefers-color-scheme: light) {
  :root {
    --color-text: var(--color-dark);
    --color-label: hsla(196, 34%, 38%, 1);

    --color-link: var(--color-mid);
    --color-link-hover: var(--color-light);
    --color-title: var(--color-dark);

    --color-bg: #fff;
    --color-menu: #fff;

    --color-input-bg: var(--color-white);
    --color-input-text: var(--color-dark);

    --color-button-bg: var(--color-mid);
    --color-button-bg-hover: var(--color-light);
    --color-button-text: var(--color-black);

    --color-logo-sign: var(--color-success);
  }
}

html {
  height: 100%;
}

* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-sans-serif);
  line-height: 1.6;
  font-size: 14px;
  background: var(--color-bg);
  margin: 0;
  height: 100%;
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  color: var(--color-text);
}

/* need this to override the user style sheet in chrome, which has higher
   specificity than inheriting the font style tag from the body */
input {
  font-family: var(--font-sans-serif);
}

body.lock-zoom {
  touch-action: none;
  overscroll-behavior-y: none;
}

h1 {
  font-family: var(--font-sans-serif);
  font-size: 2.5em;
  margin: 0;
}

h2 {
  font-family: var(--font-sans-serif);
  font-size: 1.5em;
  margin: 0;
}

td,
th {
  padding: 0 0.5em;
}

th {
  text-align: left;
  font-size: 0.8em;
}

@media screen and (max-width: 640px) {
  body {
    font-size: 12px;
    font-feature-settings: "lnum";
  }
}

.hidden {
  display: none !important;
}

.header__logo,
.header__button {
  width: 2rem;
  height: 2rem;
  font-size: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  text-decoration: none;
}

.header__button:hover {
  text-decoration: none;
}

.header__button--has-menu {
  cursor: pointer;
}

/* ---- */

.analytics__header {
  grid-area: header;
  padding: 2em;
  background-color: var(--color-dark);
  display: flex;
  gap: 2em;
  align-items: center;
  grid-template-columns: auto auto auto auto 1fr;
}

.analytics {
  --analytics-grid-columns: 4;

  display: grid;
  grid-template-columns: repeat(var(--analytics-grid-columns), 1fr);
  grid-gap: 0.5em;
  padding: 1em;
}

.analytics__title {
  grid-column: span var(--analytics-grid-columns);
}

.analytics__tile {
  display: flex;
  /* flex: 1fr 5fr; */
  flex: 1 1 auto;
  flex-direction: column;
  border: 1px solid var(--color-accent);
}

.analytics__tile--end-row {
  border: 0;
  grid-column: span var(--analytics-grid-columns);
}

.analytics__tile__header {
  padding: 0.2em 0.5em;
  border-bottom: 1px solid var(--color-accent);
}
.analytics__tile__value {
  padding: 0.2em 0.5em;
  margin: 0 auto;
  font-size: 2.5em;
  font-weight: 600;
}

.analytics__menu {
  grid-column: 1 /1;
  display: flex;
  gap: 1em;
  align-items: center;
}

.analytics__menu > label {
  display: flex;
  gap: 0.5em;
  align-items: center;
}

.analytics__menu > button {
  font-size: 9px;
  line-height: 9px;
  height: 18px;
}

.bar-chart {
  grid-column: 1/-1;
  height: 200px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
  grid-template-columns: 1fr;
  gap: 2px;
  position: relative;
  align-items: end;
  margin-top: 1em;
  padding: 0 1.5em 0 0;
  border-bottom: 1px solid var(--color-light);
}
.bar-chart__bar {
  background: var(--color-mid);
  height: calc(var(--bar-height) * 100%);
  position: relative;
}
.bar-chart__bar__label {
  display: none;
  position: absolute;
  bottom: calc(100% + 0.75em);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  background: var(--color-label);
  padding: 0.25em 0.5em;
  border-radius: 0.25em;
  text-align: center;
  white-space: nowrap;
  word-break: keep-all;
}
.bar-chart__bar__label:after {
  content: "";
  width: 12px;
  height: 12px;
  background: var(--color-label);
  position: absolute;
  margin: auto;
  left: 0;
  right: 0;
  bottom: 0;
  transform: translateY(50%) rotate(45deg);
  z-index: 1;
}
.bar-chart__bar:hover {
  background: var(--color-light);
}
.bar-chart__bar:hover > .bar-chart__bar__label {
  display: block;
}
.bar-chart__empty {
  place-self: center;
}
.bar-chart__scale {
  align-self: start;
  border-top: 1px solid var(--color-light);
  border-right: 1px solid var(--color-light);
  height: 100%;
  padding-right: 0.2em;
  text-align: right;
}

.analytics__tile__histogram {
  list-style-type: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1em;
  grid-column: 1/-1;
  min-height: 10em;
  max-height: 20em;
  overflow: auto;
  align-items: start;
  grid-auto-rows: max-content;
  padding: 0.5em 0.5em;
}
.analytics__tile__histogram__value {
  text-align: right;
}
.analytics__tile__histogram__row {
  display: grid;
  grid-template-columns: subgrid;
  grid-column: 1/-1;
  align-self: start;
}
.analytics__tile__histogram__label {
  position: relative;
  background-image: linear-gradient(
    to right,
    var(--color-mid) calc(var(--bar-width) * 100%),
    transparent calc(var(--bar-width) * 100%)
  );
  background-size: 100%;
  padding: 0 0.5em;
  min-width: 0;
  min-height: 0;
}

.analytics__tile--span-2 {
  grid-column: span 2;
}

@media screen and (max-width: 640px) {
  .analytics {
    --analytics-grid-columns: 2;
  }

  .analytics__tile--end-row {
    display: none !important;
  }

  .analytics__tile--span-2 {
    grid-column: span 1;
  }
}

@media screen and (max-width: 380px) {
  .analytics {
    --analytics-grid-columns: 1;
  }

  .analytics__header__input {
    width: 35%;
  }

  .analytics__menu > label {
    display: grid;
  }

  .bar-chart {
    grid-auto-flow: row;
    height: auto;
    border-bottom: 0;
    border-left: 1px solid var(--color-light);
    padding: 0;
  }
  .bar-chart__scale {
    height: auto;
    width: 100%;
    border-top: 0;
    border-bottom: 1px solid var(--color-light);
    border-right: 1px solid var(--color-light);
  }
  .bar-chart__bar {
    height: 0.5em;
    width: calc(var(--bar-height) * 100%);
  }
  .bar-chart__bar__label {
    left: 0.5em;
    transform: translateX(0);
  }
  .bar-chart__bar__label:after {
    left: 3px;
    right: auto;
    bottom: 0;
    transform: translateY(50%) rotate(45deg);
  }
}