Handle dark theme and general style fixes.

ui/component/publishReleaseDate/view.jsx

@@ -21,7 +21,7 @@ const PublishReleaseDate = (props: Props) => {
 
   return (
     <div className="form-field-date-picker">
-      <label className="form-field-date-picker-label">Release date</label>
+      <label>Release date</label>
       <DateTimePicker
         className="date-picker-input"
         calendarClassName="form-field-calendar"

ui/scss/component/_form-field.scss

@@ -497,43 +497,205 @@ fieldset-section {
 
 .form-field-date-picker {
   margin-bottom: var(--spacing-l);
-}
 
-.form-field-date-picker-label {
+  label {
     display: block;
   }
 
-.form-field-calendar {
-  border-radius: var(--card-radius);
-  border: 1px solid var(--color-border);
-}
-
   .react-datetime-picker__button {
     svg {
-    stroke: var(--color-black);
+      stroke: var(--color-text);
     }
   }
 
-[theme='dark'] {
+  .react-datetime-picker__button:enabled:hover .react-datetime-picker__button__icon,
-  .react-datetime-picker__button {
+  .react-datetime-picker__button:enabled:focus .react-datetime-picker__button__icon {
-    svg {
+    stroke: var(--color-primary);
-      stroke: var(--color-white);
-    }
-  }
   }
 
   .react-date-picker__calendar {
     z-index: 1000;
   }
 
-.react-calendar__tile--now,
+  .react-calendar {
-.react-calendar__tile--now:enabled:hover,
+    width: 350px;
-.react-calendar__tile--now:enabled:focus {
+    max-width: 100%;
-  background: var(--color-primary-alt);
+    background: var(--color-card-background);
+    border: 1px solid #a0a096;
+    font-family: inherit;
+    line-height: 1;
+  }
+
+  .react-calendar--doubleView {
+    width: 700px;
+  }
+
+  .react-calendar--doubleView .react-calendar__viewContainer {
+    display: flex;
+    margin: -0.5em;
+  }
+
+  .react-calendar--doubleView .react-calendar__viewContainer > * {
+    width: 50%;
+    margin: 0.5em;
+  }
+
+  .react-calendar,
+  .react-calendar *,
+  .react-calendar *:before,
+  .react-calendar *:after {
+    -moz-box-sizing: border-box;
+    -webkit-box-sizing: border-box;
+    box-sizing: border-box;
+    padding: 2px 1px;
+  }
+
+  .react-calendar button {
+    margin: 0;
+    border: 0;
+    outline: none;
+  }
+
+  .react-calendar button:enabled:hover {
+    cursor: pointer;
+  }
+
+  .react-calendar__navigation {
+    height: 44px;
+    margin-bottom: 1em;
+    color: var(--color-text);
+  }
+
+  .react-calendar__navigation__label {
+    color: var(--color-text);
+  }
+
+  .react-calendar__navigation button {
+    min-width: 44px;
+    background: none;
+    color: var(--color-text);
+  }
+
+  .react-calendar__navigation button:enabled:hover,
+  .react-calendar__navigation button:enabled:focus {
+    background: var(--color-button-alt-bg-hover);
+  }
+
+  .react-calendar__navigation button[disabled] {
+    color: var(--color-text);
+  }
+
+  .react-calendar__month-view__weekdays {
+    text-align: center;
+    text-transform: uppercase;
+    font-weight: bold;
+    font-size: 0.75em;
+    color: var(--color-text-alt);
+  }
+
+  .react-calendar__month-view__weekdays__weekday {
+    padding: 0.5em;
+  }
+
+  .react-calendar__month-view__weekNumbers {
+    font-weight: bold;
+  }
+
+  .react-calendar__month-view__weekNumbers .react-calendar__tile {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    font-size: 0.75em;
+    padding: calc(0.75em / 0.75) calc(0.5em / 0.75);
+  }
+
+  .react-calendar__month-view__days__day,
+  .react-calendar__month-view__days__day--weekend {
+    color: var(--color-text);
+    font-weight: normal;
+  }
+
+  .react-calendar__month-view__days__day--neighboringMonth {
+    color: var(--color-gray-5);
+  }
+
+  .react-calendar__year-view .react-calendar__tile,
+  .react-calendar__decade-view .react-calendar__tile,
+  .react-calendar__century-view .react-calendar__tile {
+    padding: 2em 0.5em;
+  }
+
+  .react-calendar__tile {
+    max-width: 100%;
+    text-align: center;
+    padding: 0.75em 0.5em;
+    background: none;
+    border-radius: var(--border-radius);
+    color: var(--color-text);
+  }
+
+  .react-calendar__tile:enabled:hover,
+  .react-calendar__tile:enabled:focus {
+    background: var(--color-button-alt-bg-hover);
+  }
+
+  .react-calendar__tile--now {
+    background: var(--color-button-secondary-bg);
+  }
+
+  .react-calendar__tile--now:enabled:hover,
+  .react-calendar__tile--now:enabled:focus {
+    background: var(--color-button-secondary-bg-hover);
+  }
+
+  .react-calendar__tile--hasActive {
+    color: var(--color-button-primary-text);
+    background: var(--color-button-primary-bg);
+  }
+
+  .react-calendar__tile--hasActive:enabled:hover,
+  .react-calendar__tile--hasActive:enabled:focus {
+    background: var(--color-button-primary-bg-hover);
+  }
+
+  .react-calendar__tile--active {
+    color: var(--color-button-primary-text);
+    background: var(--color-button-primary-bg);
   }
 
-.react-calendar__tile--active,
   .react-calendar__tile--active:enabled:hover,
   .react-calendar__tile--active:enabled:focus {
-  background: var(--color-primary);
+    background: var(--color-button-primary-bg-hover);
+  }
+
+  .react-calendar--selectRange .react-calendar__tile--hover {
+    background-color: #e6e6e6;
+  }
+
+  .react-datetime-picker__inputGroup__amPm {
+    background: var(--color-input-bg);
+  }
+
+  .react-datetime-picker__inputGroup__leadingZero {
+    // Not perfect, but good enough for our standard zoom levels.
+    margin-bottom: 1px;
+  }
+
+  .react-datetime-picker__inputGroup__input--hasLeadingZero {
+    margin-left: -0.54em;
+    padding-left: calc(1px + 0.54em);
+  }
+
+  .react-calendar__month-view__days__day--neighboringMonth {
+    color: var(--color-gray-5);
+  }
+}
+
+.form-field-calendar {
+  border-radius: var(--border-radius);
+  border: 1px solid var(--color-border);
+  margin-left: calc(var(--spacing-xs) * -1);
+  margin-bottom: var(--spacing-xs);
+  animation: menu-animate-in var(--animation-duration) var(--animation-style);
+  box-shadow: 3px 3px rgba(0, 0, 0, 0.1);
 }