/* Sets our color palette for the project */
:root {
	--background: #101114;
	--primary-color: #1c1d20;
	--secondary-color: #4a4d57;
	--accent-color: #00ffc4;
	--text-color: #f9f9f9;
}

/* Removes all browser margin and padding */
* {
	margin: 0;
	padding: 0;
}

/* sets the font family, font size and text color   */
html {
	font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
	font-size: 16px;
	color: var(--text-color);
}

/* sets the view height, padding, background color and centers and aligns with flexbox */
body {
	min-height: 100vh;
	padding: 10px;
	background-color: var(--background);
	display: flex;
	flex-direction: column;
	align-items: center;
}

h1 {
	margin-top: 100px;
	margin-bottom: 20px;
	font-size: 3rem;
	font-weight: 800;
	text-transform: uppercase;
	text-align: center;
	color: var(--accent-color);
}

.wrapper {
	width: 700px;
	max-width: 100%;
	display: flex;
	flex-direction: column;
	gap: 10px;
}

#todo-input {
	box-sizing: border-box;
	padding: 12px 12px;
	width: 100%;
	background: none;
	border: 2px solid var(--secondary-color);
	border-radius: 1000px;
	font: inherit;
	color: var(--text-color);
	caret-color: var(--accent-color);
}

#todo-input:focus {
	outline: none;
}

form {
	position: relative;
}

#add-button {
	position: absolute;
	top: 0;
	right: 0;
	background-color: var(--accent-color);
	height: 100%;
	padding: 0 30px;
	border: none;
	border-radius: 1000px;
	font: inherit;
	font-weight: 600;
	color: var(--background);
	cursor: pointer;
}

.todo {
	margin-bottom: 10px;
	padding: 0 16px;
	background-color: var(--primary-color);
	border-radius: 15px;
	display: flex;
	align-items: center;
}

.todo .todo-text {
	padding: 15px;
	padding-right: 0;
	flex-grow: 1;
	transition: 200ms ease;
}

.delete-button {
	padding: 3px;
	background: none;
	border: none;
	display: flex;
	justify-content: center;
	align-items: center;
	cursor: pointer;
}

.delete-button svg {
	transition: 200ms ease;
}

.delete-button:hover svg {
	fill: #f03;
}

.custom-checkbox {
	border: 2px solid var(--accent-color);
	border-radius: 50%;
	min-height: 20px;
	min-width: 20px;
	display: flex;
	justify-content: center;
	align-items: center;
	flex-shrink: 0;
	transition: 200ms ease;
	cursor: pointer;
}

input[type='checkbox']:checked ~ .custom-checkbox {
	background-color: var(--accent-color);
}

input[type='checkbox']:checked ~ .custom-checkbox svg {
	fill: var(--primary-color);
}

input[type='checkbox']:checked ~ .todo-text {
	text-decoration: line-through;
	color: var(--secondary-color);
}

input[type='checkbox'] {
	display: none;
}

@media (max-width: 500px) {
	html {
		font-size: 12pt;
	}
	#add-button {
		position: unset;
		width: 100%;
		margin-top: 10px;
		padding: 15px;
		height: auto;
	}
	h1 {
		margin-top: 50px;
		font-size: 15vw;
	}
}