@import url("https://fonts.googleapis.com/css2?family=Quantico&display=swap");

/* variables */
:root {
	--color-primary: rgb(201, 206, 231);
	--color-secondary: rgb(245, 245, 245);
	--color-font: rgb(10, 10, 10);
	--button-main-bg: radial-gradient(
		circle,
		rgba(201, 206, 231, 1) 0%,
		rgb(166, 175, 224) 100%
	);
	--button-remove-bg: black;
	--box-shadow-container: 0 0 1rem rgba(0, 0, 0, 0.7);
	--box-shadow-input: 0 0.2rem 1rem rgba(0, 0, 0, 0.4);
	--box-shadow-input-focus: 0 0.2rem 1rem 0.1rem rgba(0, 0, 0, 0.6);
	--box-shadow-btn: 0 0.2rem 0.6rem rgba(0, 0, 0, 0.5);
	--box-shadow-btn-click: 0 -0.2rem 0.3rem rgba(0, 0, 0, 0.5);
}
[data-theme="dark"] {
	--color-primary: rgb(29, 10, 29);
	--color-secondary: rgb(36, 33, 36);
	--color-font: whitesmoke;
	--button-main-bg: radial-gradient(
		circle,
		rgba(83, 10, 83, 1) 0%,
		rgb(31, 9, 31) 100%
	);
	--box-shadow-container: 0 0 1rem rgba(255, 255, 255, 0.3);
	--box-shadow-input: 0 0.2rem 1rem rgba(255, 255, 255, 0.4);
	--box-shadow-input-focus: 0 0.2rem 1rem 0.1rem rgba(255, 255, 255, 0.6);
	--box-shadow-btn: 0 0.2rem 0.5rem rgba(255, 255, 255, 0.3);
	--box-shadow-btn-click: 0 -0.1rem 0.3rem rgba(255, 255, 255, 0.3);
}

/* resets */
* {
	padding: 0;
	margin: 0;
}

html {
	box-sizing: border-box;
}

body {
	font-family: "Quantico", sans-serif;
	color: var(--color-font);
	min-height: 100vh;
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
	background-color: var(--color-primary);
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='199' viewBox='0 0 100 199'%3E%3Cg fill='%23414141' fill-opacity='0.4'%3E%3Cpath d='M0 199V0h1v1.99L100 199h-1.12L1 4.22V199H0zM100 2h-.12l-1-2H100v2z'%3E%3C/path%3E%3C/g%3E%3C/svg%3E");
	transition: all 0.7s;
}

.container {
	max-width: 95%;
	min-height: 400px;
	width: 600px;
	background-color: var(--color-secondary);
	margin-top: 2rem;
	margin-bottom: 1rem;
	border-radius: 1rem;
	box-shadow: var(--box-shadow-container);
}

header {
	position: relative;
	width: 100%;
	padding-top: 2.5rem;
	text-transform: uppercase;
}

h1 {
	font-size: 2.5rem;
}

.mode {
	display: flex;
	flex-direction: row;
	align-items: center;
	position: absolute;
	top: 1rem;
	right: 1rem;
}

.mode i {
	font-size: 2rem;
	margin-right: 0.5rem;
}

.fa-sun,
.fa-moon {
	color: rgb(216, 216, 22);
}

/* The switch - the box around the slider */
.switch {
	position: relative;
	display: inline-block;
	width: 60px;
	height: 34px;
}

/* Hide default HTML checkbox */
.switch input {
	opacity: 0;
	width: 0;
	height: 0;
}

/* The slider */
.slider {
	position: absolute;
	cursor: pointer;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background-color: #ccc;
	-webkit-transition: 0.4s;
	transition: 0.4s;
}

.slider:before {
	position: absolute;
	content: "";
	height: 26px;
	width: 26px;
	left: 4px;
	bottom: 4px;
	background-color: white;
	-webkit-transition: 0.4s;
	transition: 0.4s;
}

input:checked + .slider {
	background-color: rgb(22, 22, 22);
}

input:focus + .slider {
	box-shadow: 0 0 1px rgb(22, 22, 22);
}

input:checked + .slider:before {
	-webkit-transform: translateX(26px);
	-ms-transform: translateX(26px);
	transform: translateX(26px);
}

/* Rounded sliders */
.slider.round {
	border-radius: 34px;
}

.slider.round:before {
	border-radius: 50%;
}

/* form */
#new-task {
	height: 3rem;
	display: flex;
	flex-direction: row;
	justify-content: space-between;
	margin: 0.5rem 1rem 2rem;
}

#new-task label {
	flex: 1;
	margin-right: 1rem;
}

#task-input {
	height: 100%;
	width: 100%;
	background-color: whitesmoke;
	font-family: inherit;
	font-size: 1.2rem;
	border: none;
	padding-left: 0.5rem;
	border-radius: 0.5rem;
	outline: none;
	border-bottom: 2px solid rgba(0, 0, 0, 0.4);
	box-shadow: var(--box-shadow-input);
	transition: all 0.5s;
}
#task-input:focus {
	outline: none;
	border-bottom: 4px solid rgba(0, 0, 0, 0.6);
	box-shadow: var(--box-shadow-input-focus);
}

button {
	cursor: pointer;
	min-width: 3rem;
	min-height: 3rem;
	border-radius: 50%;
	border: none;
	outline: none;
}
button:hover {
	filter: brightness(115%);
}
button:focus {
	outline: none;
}

.add-task {
	background: var(--button-main-bg);
	color: var(--color-font);
	box-shadow: var(--box-shadow-btn);
	transition: all 0.1s;
}
.add-task:active {
	box-shadow: var(--box-shadow-btn-click);
	transform: translateY(2px);
}

.remove-task {
	background: var(--color-secondary);
	color: red;
	border: 2px solid red;
}

.task-list {
	margin-bottom: 1rem;
}
.task-list p {
	margin-right: 0.8rem;
	text-align: start;
	word-break: break-word;
	flex: 1;
	cursor: pointer;
}

.task {
	list-style-type: none;
	font-size: 1.2rem;
	min-height: 3rem;
	margin: 0.5rem 1rem 0.5rem;
	position: relative;
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.completed {
	text-decoration: line-through;
	color: rgb(100, 100, 100);
}

/* animations */
@keyframes fade-up {
	from {
		transform: translateY(0);
		opacity: 1;
	}
	to {
		transform: translateY(-3rem);
		opacity: 0;
	}
}
.fade-up {
	animation: fade-up 0.5s linear;
}

/* media querys */
@media screen and (max-width: 600px) {
	header {
		padding-top: 3rem;
	}
}