:root {
	--font-family: "Noto Sans JP", sans-serif;
	--margin: 30px;
	--hotbar-size: 1rem;

	--vw: 1vw;
	--vh: 1vh;

	--blue: #90c8c7;
	--grey: #d1d2d4;
	--dark-grey: rgb(100, 100, 100);
	--black: #181c1f;
}

* {
	box-sizing: border-box;
	-webkit-tap-highlight-color: rgba(0,0,0,0);
}

html {
	background-color: var(--blue);
}

head {
	display: none;
}

body {
	margin: 0;
	color: white;
	overflow: hidden;
	font-family: var(--font-family);
	letter-spacing: 0.3rem;
}

main, #viewport {
	position: fixed;
	top: 0;
	left: 0;
	width: calc(var(--vw, 1vw) * 100);
	height: calc(var(--vh, 1vh) * 100);
}

main {
	padding: var(--margin);
	box-shadow: inset 0 0 10px var(--black);
	pointer-events: none;
	z-index: 4;
}

.title {
	user-select: none;
	-ms-user-select: none;
	-moz-user-select: none;
	-khtml-user-select: none;
	-webkit-user-select: none;
	-webkit-touch-callout: none;
}

/* #region TEXT */

h1, h2, p {
	margin: 0;
	font-family: inherit;
	font-weight: inherit;
	letter-spacing: inherit;
	word-break: keep-all;
}

h1 {
	font-size: 1.5rem;
}

h2 {
	font-size: 1rem;
}

/* #endregion */

/* #region BUTTONS */

.button {
	display: flex;
	justify-content: center;
	align-items: center;
	width: 5rem;
	height: 5rem;
	padding: 0;
	border: none;
	font-size: 1.75rem;
	transition: transform 300ms ease-out;
	aspect-ratio: 1;
	cursor: pointer;
	pointer-events: all;
}

.button i {
	text-shadow: 0 0 5px rgb(200, 200, 200);
	transform: scale(100%);
	transition: transform 200ms ease-out;
}

.button:hover i, .button.active i {
	transform: scale(120%);
}

.button, .tab {
	color: var(--dark-grey);
	background-color: rgba(255, 255, 255, 0.5);
	border-radius: 2rem;
	backdrop-filter: blur(5px);
}

.wide-button {
	width: 100% !important;
	height: 3.5rem;
	min-height: 3.5rem;
}

.small-button {
	width: 2.5rem;
	height: 2.5rem;
	font-size: 0.875rem;
	border-radius: 50%;
}

/* #endregion */

/* #region VIEWPORT */

#viewport * {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
}

#background-canvas {
	z-index: 1;
}

#foreground-canvas {
	z-index: 3;
}

#water-pattern {
	--size: 150rem;

	width: calc(var(--size) * 2);
	background-image: url("../media/WaterPattern.svg");
	background-size: var(--size);
	animation: slide 100s linear infinite;
	z-index: 2;
}

@keyframes slide {
	0% {
		transform: translateX(0);
	}
	100% {
		transform: translateX(calc(var(--size) * -1));
	}
}

/* #endregion */

/* #region HOTBAR */

#hotbar {
	position: absolute;
	display: flex;
	gap: calc(var(--hotbar-size) * 2);
	align-items: center;
	bottom: var(--margin);
	left: var(--margin);
	width: calc(100% - var(--margin) * 2);
}

.hotbar-item {
	width: calc(var(--hotbar-size) * 5);
	height: calc(var(--hotbar-size) * 5);
	border-radius: calc(var(--hotbar-size) * 2);
	font-size: calc(var(--hotbar-size) * 1.75);
}

#hotbar:not(.active) .hotbar-item:not(#toggle-hotbar) {
	transform: translateY(200%);
}

.hotbar-item:nth-child(3) {
	transition-delay: 100ms;
}
.hotbar-item:nth-child(4) {
	transition-delay: 200ms;
}

.hotbar-item#toggle-hotbar {
	width: calc(var(--hotbar-size) * 3.5);
	height: calc(var(--hotbar-size) * 3.5);
	font-size: calc(var(--hotbar-size) * 1.5);
	border-radius: 50%;
}

#hotbar:not(.active) .hotbar-item#toggle-hotbar i {
	transform: rotate(-180deg);
}

#hotbar:not(.active) .hotbar-item#toggle-hotbar:hover i {
	transform: rotate(-180deg) scale(120%);
}

/* #endregion */

/* #region MENU */

#menu {
	position: fixed;
	display: flex;
	gap: 1.25rem;
	flex-direction: column;
	top: var(--margin);
	right: var(--margin);
	max-width: calc(100% - var(--margin) * 2);
	height: calc(100% - var(--margin) * 2);
	z-index: 2;
}

#menu-toggle {
	transition: all 200ms ease-out;
}

#menu.active #menu-toggle i {
	transform: rotate(-180deg);
}

#menu.active #menu-toggle:hover i {
	transform: rotate(-180deg) scale(120%);
}

#menu:not(.active) #menu-toggle {
	width: 3.5rem;
	height: 3.5rem;
	font-size: 1.5rem;
	border-radius: 50%;
}

.tab-buttons {
	display: flex;
	gap: 1rem;
	justify-content: space-evenly;
}

.tab-button {
	position: relative;
}

.tab-button.active:after {
	content: "\f0d7";
	position: absolute;
	bottom: 0;
	left: 50%;
	font-family: "Font Awesome 6 Free";
	font-weight: 900;
	transform: translate(-50%, calc(50% + 0.1rem)) scaleX(140%);
}

#menu:not(.active) .tab-button:not(#menu-toggle) {
	transform: translateY(-200%);
}

#menu:not(.active) .tabs-list {
	transform: translateX(200%);
}

.tabs-list {
	position: relative;
	overflow: hidden;
	border-radius: 2rem;
	width: 100%;
	height: 100%;
	transition: transform 200ms ease-in-out;
}

.tab {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	display: flex;
	gap: 1rem;
	flex-direction: column;
	justify-content: space-between;
	padding: 1.25rem;
	transform: translateX(0);
	transition: all 200ms ease-out;
	pointer-events: all;
}

.tab:not(.active).left {
	left: -100%;
}

.tab:not(.active).right {
	left: 100%;
}

/* #endregion */

/* #region CARDS */

.card-list {
	display: flex;
	gap: 1rem;
	flex-direction: column;
	overflow-y: auto;
}

.card {
	display: flex;
	gap: 1rem;
	align-items: center;
}

.card-icon {
	position: relative;
	width: 2.5rem;
	height: 2.5rem;
	object-fit: cover;
}

.card-icon img {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	object-fit: contain;
}

#koi-list .card-icon {
	transform: rotate(45deg);
}

.card-name {
	font-weight: 700;
	letter-spacing: 0.25rem;
}

.card-description {
	font-size: 0.85rem;
	letter-spacing: 0.15rem;
}

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

/* #endregion */

/* #region SETTINGS */

.option {
	display: flex;
	gap: 1rem;
	justify-content: space-between;
}

.slider-container {
	font-size: 17px;
	position: relative;
	display: inline-block;
	min-width: 3.5rem;
	height: 2rem;
}

.slider-container input {
	opacity: 0;
	width: 0;
	height: 0;
}

.slider {
	position: absolute;
	cursor: pointer;
	top: 0;
	bottom: 0;
	left: 0;
	right: 0;
	background-color: white;
	border-radius: 2rem;
	transition: 200ms ease-out;
}

.slider:before {
	content: "";
	position: absolute;
	height: 1.4rem;
	width: 1.4rem;
	border-radius: 2rem;
	left: 0.3rem;
	bottom: 0.3rem;
	background-color: var(--dark-grey);
	transition: 200ms ease-out;
}

.slider-container input:checked + .slider {
	background-color: rgb(140, 140, 140);
}

.slider-container input:checked + .slider:before {
	transform: translateX(1.5rem);
}

/* #endregion */

/* #region SCROLLBAR */

*::-webkit-scrollbar {
	width: 1rem;
}

*::-webkit-scrollbar-track {
	background: none;
}

*::-webkit-scrollbar-thumb {
	border-radius: 2rem;
	border: 5px solid transparent;
	background-color: rgba(255, 255, 255, 0.5);
	background-clip: padding-box;
	transition: 200ms ease-in-out;
	z-index: 1;
}

/* #endregion */

/* #region RESPONSIVENESS */

@media screen and (max-width: 455px) {
	:root {
		--hotbar-size: 3vw;
	}

	#hotbar {
		justify-content: space-between;
	}

	.button {
		width: 17.5vw;
		height: 17.5vw;
		border-radius: 7vw;
	}

	.wide-button {
		height: 12.25vw;
		min-height: 12.25vw;
	}

	.small-button {
		width: 8.75vw;
		height: 8.75vw;
	}

	.title {
		opacity: 1;
		transition: opacity 200ms ease-out;
	}

	#menu.active ~ .title {
		opacity: 0;
	}
}

/* #endregion */