:root {
    --border-width: 1px;
    --space-thin: 0.25rem;
    --space-thick: 0.5rem;
    --space-extra-thick: 1rem;
    --border-radius: 1rem;
    --toast-z: 3;
    --modal-z: 2;
    --standard-z: 1;
    --animation-short: 444ms;
    --animation-long: 1111ms;
}

* {
    box-sizing: border-box;
}

.icon-option {
    font-size: 1.25rem;
}

html {
    font-family: sans-serif;
    background-color: gainsboro;
    overflow: hidden;
}

#app {
    display: grid;
    grid-template-areas: 'area';
    margin: 0;

    grid-area: area;
    z-index: var(--standard-z);
    max-height: 100vh;
}

form {
    display: flex;
    flex-direction: column;
    row-gap: var(--space-thick);
}

form label {
    display: flex;
    flex-direction: column;
    row-gap: var(--space-thin);
}

input,
select,
.calendar-entry__activity {
    font-family: 'Courier New', Courier, monospace;
}

input,
select {
    border-width: 0 0 var(--border-width) 0;
    border-style: solid;
    border-color: black;

    padding: var(--space-thick);
}

.radio-group-label {
    display: flex;
    flex-direction: column;
}

.radio-group-buttons {
    display: flex;
    justify-content: space-evenly;
}

.radio-group-buttons label {
    display: flex;
    flex-direction: row;
}

.radio-group-buttons label input {
    margin: 0 0 0 var(--space-thin);
}

.toolbar {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;

    padding: var(--space-thick);
    column-gap: var(--space-thick);

    background-color: lightgray;
    color: black;

    border-width: 0 0 var(--border-width) 0;
    border-style: solid;
    border-color: black;

}

h2 {
    background-color: firebrick;
    color: rgba(255, 255, 255, 0.75);
    padding: var(--space-thick);
    margin: var(--space-thin);
    font-family: 'Courier New', Courier, monospace;
    text-shadow: 1px 2px 12px black;
    font-weight: normal;
    transform: rotate(-1.5deg);
}

select {
    text-transform: capitalize;
}

.warning-paragraph {
    font-size: xx-large;
    text-align: center;
}

.icon {
    min-width: 2rem;
    font-size: 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.button {
    border-width: var(--border-width);
    border-color: transparent;
    border-style: solid;

    text-transform: uppercase;
}

.button:active {
    border-color: black;
    border-width: var(--border-width);
    border-style: solid;
}

.button:hover {
    border-color: black;
    border-width: var(--border-width);
    border-style: dotted;
}

.button-icon {
    background-color: transparent;
    color: black;
    border-radius: var(--border-radius);
}

.button-submit {
    background-color: lightgreen;
    padding: var(--space-thick);
}

form:invalid .button-submit {
    background-color: rgba(144, 238, 144, 0.15);
    color: rgba(0, 0, 0, 0.15);
}

.margin-left-auto {
    margin-left: auto;
}

.margin-right-auto {
    margin-right: auto;
}

#calendarArea {
    grid-area: area;
    z-index: var(--standard-z);

    max-height: 100vh;
    height: 100vh;

    display: flex;
    flex-direction: column;
}

#calendarList {
    display: grid;
    align-items: center;
    justify-content: center;
    padding: var(--space-thick);
    row-gap: var(--space-thick);

    overflow-y: auto;
}

.calendar-entry {
    min-height: 20rem;
    height: 33vh;
    max-height: 50vh;
    min-width: 20rem;
    width: 33vw;
    padding: var(--space-thin);
    background-color: yellow;
    color: black;
    display: flex;
    flex-direction: column;
    row-gap: var(--space-thin);
    border-width: var(--space-thick);
    border-style: solid;
    overflow-y: auto;
    overflow-x: hidden;
}

.calendar-entry__header {
    margin: var(--space-thin);
}

.calendar-entry__activity {
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-sizing: border-box;

    border: none;

    padding: var(--space-thick);

    cursor: pointer;
}

.toast {
    box-sizing: border-box;
    z-index: var(--toast-z);
    grid-area: area;
    width: 100%;
    height: max-content;
    padding: var(--space-extra-thick);

    background-color: white;

    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-evenly;

    place-self: end;
    justify-self: center;
}


.modal-container {
    z-index: var(--modal-z);
    grid-area: area;

    background-color: rgba(128, 128, 128, 0.576);

    display: flex;
    align-items: center;
    justify-content: center;

    height: 100%;
    width: 100%;
}

.modal {
    width: fit-content;
    padding: var(--space-extra-thick) calc(2 * var(--space-extra-thick)) calc(2 * var(--space-extra-thick)) calc(2 * var(--space-extra-thick));

    background-color: white;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.modal form {
    width: 100%;
}

.modal h2 {
    margin: var(--space-thin) var(--space-thin) var(--space-extra-thick) var(--space-thin);
}

.disappear-short {
    animation-name: disappear;
    animation-duration: var(--animation-short);
    animation-fill-mode: forwards;
}

.disappear-long {
    animation-name: disappear;
    animation-duration: var(--animation-long);
    animation-fill-mode: forwards;
}

.appear-short {
    animation-name: appear;
    animation-duration: var(--animation-short);
    animation-fill-mode: forwards;
}

.appear-long {
    animation-name: appear;
    animation-duration: var(--animation-long);
    animation-fill-mode: forwards;
}

@media screen and (max-width: 600px) {
    .toolbar {
        column-gap: var(--space-thin);
    }
    #jumpToDateInputLabel {
        display: none;
    }
}

@keyframes disappear {
    0% {
        transform: translateX(0);
        opacity: 1;
    }

    100% {
        transform: translateX(100vw);
        opacity: 0;
    }
}

@keyframes appear {
    0% {
        transform: translateX(-100vw);
        opacity: 0;
    }

    100% {
        transform: translateX(0);
        opacity: 1;
    }
}