/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

:root {
  --font-size-default: 1.1rem;
  --spinner-width: 3rem;
  --spinner-margin-top-bottom: 0.4rem;
  --spinner-item-height: 2.4rem;
  --spinner-item-margin-bottom: 0.1rem;
  --spinner-button-height: 1.2rem;
  --colon-width: 2rem;
  --day-period-spacing-width: 1rem;
  --calendar-width: 23.1rem;
  --date-picker-item-height: 2.5rem;
  --date-picker-item-width: 3.3rem;

  --border: 0.1rem solid #D6D6D6;
  --border-radius: 0.3rem;
  --border-active-color: #B1B1B1;

  --font-color: #191919;
  --fill-color: #EBEBEB;

  --today-fill-color: rgb(212, 212, 212);

  --selected-font-color: #FFFFFF;
  --selected-fill-color: #0996F8;

  --button-font-color: #858585;
  --button-font-color-hover: #4D4D4D;
  --button-font-color-active: #191919;
  --button-fill-color-active: #D4D4D4;

  --weekday-header-font-color: #6C6C6C;
  --weekend-header-font-color: rgb(218, 78, 68);

  --weekend-font-color: rgb(218, 78, 68);
  --weekday-outside-font-color: rgb(153, 153, 153);
  --weekend-outside-font-color: rgb(255, 152, 143);

  --weekday-disabled-font-color: rgba(25, 25, 25, 0.2);
  --weekend-disabled-font-color: rgba(218, 78, 68, 0.2);
  --disabled-fill-color: rgba(235, 235, 235, 0.8);

  --disabled-opacity: 0.2;
}

html {
  font-size: 10px;
}

body {
  margin: 0;
  color: var(--font-color);
  font: message-box;
  font-size: var(--font-size-default);
}

button {
  appearance: none;
  background: none;
  border: none;
}

.nav {
  display: flex;
  width: var(--calendar-width);
  height: 2.4rem;
  margin-bottom: 0.8rem;
  justify-content: space-between;
}

.nav > button {
  width: 3rem;
  height: var(--date-picker-item-height);
  background-color: var(--button-font-color);
}

.nav > button:hover {
  background-color: var(--button-font-color-hover);
}

.nav > button.active {
  background-color: var(--button-font-color-active);
}

.nav > button.left {
  background: url("chrome://global/skin/icons/calendar-arrows.svg#left") no-repeat 50% 50%;
}

.nav > button.right {
  background: url("chrome://global/skin/icons/calendar-arrows.svg#right") no-repeat 50% 50%;
}

.month-year-container {
  position: absolute;
  display: flex;
  justify-content: center;
  align-items: center;
  top: 0;
  left: 3rem;
  width: 17.1rem;
  height: var(--date-picker-item-height);
  z-index: 10;
}

button.month-year {
  font-size: 1.3rem;
  border: var(--border);
  border-radius: 0.3rem;
  padding: 0.2rem 2.6rem 0.2rem 1.2rem;
}

button.month-year:hover {
  background: var(--fill-color);
}

button.month-year.active {
  border-color: var(--border-active-color);
  background: var(--button-fill-color-active);
}

button.month-year::after {
  position: absolute;
  content: "";
  width: 2.6rem;
  height: 1.6rem;
  background: url("chrome://global/skin/icons/spinner-arrows.svg#down") no-repeat 50% 50%;
}

button.month-year.active::after {
  background: url("chrome://global/skin/icons/spinner-arrows.svg#up") no-repeat 50% 50%;
}

.month-year-view {
  position: absolute;
  z-index: 5;
  padding-top: 3.2rem;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--calendar-width);
  background: window;
  opacity: 1;
  transition: opacity 0.15s;
}

.month-year-view.hidden {
  visibility: hidden;
  opacity: 0;
}

.month-year-view > .spinner-container {
  width: 5.5rem;
  margin: 0 0.5rem;
}

.month-year-view .spinner {
  transform: scaleY(1);
  transform-origin: top;
  transition: transform 0.15s;
}

.month-year-view.hidden .spinner {
  transform: scaleY(0);
  transition: none;
}

.month-year-view .spinner > div {
  transform: scaleY(1);
  transition: transform 0.15s;
}

.month-year-view.hidden .spinner > div {
  transform: scaleY(2.5);
  transition: none;
}

.calendar-container {
  cursor: default;
  display: flex;
  flex-direction: column;
  width: var(--calendar-width);
}

.week-header {
  display: flex;
}

.week-header > div {
  color: var(--weekday-header-font-color);
}

.week-header > div.weekend {
  color: var(--weekend-header-font-color);
}

.days-viewport {
  height: 15rem;
  overflow: hidden;
  position: relative;
}

.days-view {
  position: absolute;
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
}

.week-header > div,
.days-view > div {
  align-items: center;
  display: flex;
  height: var(--date-picker-item-height);
  position: relative;
  justify-content: center;
  width: var(--date-picker-item-width);
}

.days-view > .outside {
  color: var(--weekday-outside-font-color);
}

.days-view > .weekend {
  color: var(--weekend-font-color);
}

.days-view > .weekend.outside {
  color: var(--weekend-outside-font-color);
}

.days-view > .out-of-range,
.days-view > .off-step {
  color: var(--weekday-disabled-font-color);
  background: var(--disabled-fill-color);
}

.days-view > .out-of-range.weekend,
.days-view > .off-step.weekend {
  color: var(--weekend-disabled-font-color);
}

.days-view > .today {
  font-weight: bold;
}

.days-view > .out-of-range::before,
.days-view > .off-step::before {
  display: none;
}

.days-view > div:hover::before,
.days-view > .select::before,
.days-view > .today::before {
  top: 5%;
  bottom: 5%;
  left: 5%;
  right: 5%;
}

#time-picker,
.month-year-view {
  display: flex;
  flex-direction: row;
  justify-content: center;
}

.spinner-container {
  display: flex;
  flex-direction: column;
  width: var(--spinner-width);
}

.spinner-container > button {
  background-color: var(--button-font-color);
  height: var(--spinner-button-height);
}

.spinner-container > button:hover {
  background-color: var(--button-font-color-hover);
}

.spinner-container > button.active {
  background-color: var(--button-font-color-active);
}

.spinner-container > button.up {
  background: url("chrome://global/skin/icons/spinner-arrows.svg#up") no-repeat 50% 50%;
}

.spinner-container > button.down {
  background: url("chrome://global/skin/icons/spinner-arrows.svg#down") no-repeat 50% 50%;
}

.spinner-container.hide-buttons > button {
  visibility: hidden;
}

.spinner-container > .spinner {
  position: relative;
  width: 100%;
  margin: var(--spinner-margin-top-bottom) 0;
  cursor: default;
  overflow-y: scroll;
  scroll-snap-type: mandatory;
  scroll-snap-points-y: repeat(100%);
}

.spinner-container > .spinner > div {
  box-sizing: border-box;
  position: relative;
  text-align: center;
  padding: calc((var(--spinner-item-height) - var(--font-size-default)) / 2) 0;
  margin-bottom: var(--spinner-item-margin-bottom);
  height: var(--spinner-item-height);
  user-select: none;
  scroll-snap-coordinate: 0 0;
}

.spinner-container > .spinner > div::before,
.calendar-container .days-view > div::before {
  position: absolute;
  top: 5%;
  bottom: 5%;
  left: 5%;
  right: 5%;
  z-index: -10;
  border-radius: var(--border-radius);
}

.spinner-container > .spinner > div:hover::before,
.calendar-container .days-view > div:hover::before {
  background: var(--fill-color);
  border: var(--border);
  content: "";
}

.calendar-container .days-view > div.today::before {
  background: var(--today-fill-color);
  content: "";
}

.spinner-container > .spinner:not(.scrolling) > div.selection,
.calendar-container .days-view > div.selection {
  color: var(--selected-font-color);
}

.spinner-container > .spinner > div.selection::before,
.calendar-container .days-view > div.selection::before {
  background: var(--selected-fill-color);
  border: none;
  content: "";
}

.spinner-container > .spinner > div.disabled::before,
.spinner-container > .spinner.scrolling > div.selection::before,
.spinner-container > .spinner.scrolling > div:hover::before {
  display: none;
}

.spinner-container > .spinner > div.disabled {
  opacity: var(--disabled-opacity);
}

.colon {
  display: flex;
  justify-content: center;
  align-items: center;
  width: var(--colon-width);
  margin-bottom: 0.3rem;
}

.spacer {
  width: var(--day-period-spacing-width);
}