@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700&display=swap");
:root {
	--main-font-color: #333;
	--main-bg-color: #fbffd0;
	--main-theme-color: rgb(243, 168, 47);
	--strong-yellow: #f7ff94;
	--light-white: #f5f5f5;
	--light-gray: rgb(190, 190, 190);
	--light-black: #282a39;
	--containers-background: #444441;
	--main-font-stack: Poppins, Montserrat;
	--font-body-stack: Raleway, Charcoal, sans-serif;
	--font-heading-stack: "PT Serif", sans-serif;
	--container-width: 768px;
}
* {
	padding: 0;
	margin: 0;
	box-sizing: border-box;
}

.app {
	background-color: var(--main-bg-color);
  min-height: 100vh;
  display:flex;
  align-items: center;
  
}

/* +++++++++++++++ CUSTOMIZE SCREEN +++++++++++++++ */
.quiz__customize-container {
	color: var(--main-font-color);
	width: 85vw;
	max-width: 500px;
	margin: 0 auto;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	font-family: var(--main-font-stack);
}

.quiz__title {
	font-size: 38;
	font-weight: 600;
	margin-bottom: 25px;
}
.quiz__customization {
	background-color: var(--containers-background);
	width: 90%;
	border-radius: 8px;
	position: relative;
	color: #fafafa;
}
.quiz__customize-modal {
	position: absolute;
	left: 0;
	right: 0;
	z-index: 4;
	margin: 0 auto;
	width: 98px;
	top: -24px;
	background-color: var(--strong-yellow);
	color: var(--main-font-color);
	border-radius: 8px;
	border: 1px solid #000;
	padding: 6px 4px;
}
.quiz__form {
	padding: 40px 20px;
	display: flex;
	position: relative;
	flex-direction: column;
	justify-content: center;
}
.form__input label {
	font-size: 15px;
}
.number-input,
.category-select,
.difficulty-select {
	width: 100%;
	padding: 8px 6px;
	border-radius: 6px;
	border: none;
	color: #4d4d4d;
	margin-bottom: 15px;
}
.difficulty-select {
	margin-bottom: 30px;
}
.questions-number__container {
	position: relative;
}
.submit-error {
	display: none;
}
.submit-error.show {
	display: inline-block;
	position: absolute;
	bottom: -8px;
	right: 0;
	font-size: 0.8rem;
	color: rgb(255, 73, 73);
}
.quiz__form button {
	text-align: center;
	text-decoration: none;
	padding: 8px 20px;
	border-radius: 6px;
	width: 50%;
	align-self: center;
	border: none;
	font-weight: 500;
	color: var(--main-font-color);
	background-color: var(--main-bg-color);
	font-size: 14px;
	font-family: var(--main-font-stack);
}
.quiz__form button:hover {
	cursor: pointer;
}

/* +++++++++++++++ LOADING SPINNER +++++++++++++++ */
.spinner-container {
	background-color: var(--containers-background);
	z-index: 3;
	border-radius: 8px;
	width: 100%;
	height: 100%;
	display: none;
	justify-content: center;
	align-items: center;
	position: absolute;
	top: 0;
	left: 0;
}
.spinner-container--active {
	display: flex;
}
.lds-ellipsis {
	display: flex;
	position: relative;
	width: 80px;
	height: 20px;
	margin-left: 8px;
}
.lds-ellipsis div {
	position: absolute;
	width: 20px;
	height: 20px;
	border-radius: 50%;
	background: #f7ff94;
	animation-timing-function: cubic-bezier(0, 1, 1, 0);
}
.lds-ellipsis div:nth-child(1) {
	animation: lds-ellipsis1 0.6s infinite;
}
.lds-ellipsis div:nth-child(2) {
	animation: lds-ellipsis2 0.6s infinite;
}
.lds-ellipsis div:nth-child(3) {
	left: 24px;
	animation: lds-ellipsis2 0.6s infinite;
}
.lds-ellipsis div:nth-child(4) {
	left: 48px;
	animation: lds-ellipsis3 0.6s infinite;
}
@keyframes lds-ellipsis1 {
	0% {
		transform: scale(0);
	}
	100% {
		transform: scale(1);
	}
}
@keyframes lds-ellipsis3 {
	0% {
		transform: scale(1);
	}
	100% {
		transform: scale(0);
	}
}
@keyframes lds-ellipsis2 {
	0% {
		transform: translate(0, 0);
	}
	100% {
		transform: translate(24px, 0);
	}
}

/* +++++++++++++++ MAIN-GAME SCREEN +++++++++++++++ */

.quiz {
	padding: 2rem 1.4rem;
	max-width: var(--container-width);
	margin: 0 auto;
}
/* +++++++++++++++ MODAL +++++++++++++++ */
.modal {
	position: fixed;
	z-index: 3;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
    background-color: #55583275;
	padding-top: 0px;
	visibility: hidden;
	opacity: 0;
	pointer-events: none;
	transition: 0.3s;
}
.show {
	visibility: visible;
	opacity: 1;
	pointer-events: auto;
}
.modal__content {
	background: #444441;
	width: 70vw;
	max-width: 325px;
	border-radius: 8px;
	padding: 10px;
	display: flex;
	flex-direction: column;
	text-align: center;
	position: relative;
	margin: 35vh auto;
	font-family: var(--main-font-stack);
	visibility: hidden;
	opacity: 0;
	transition: 0.3s ease-out;
	transform: translateY(-50px);
}
.show > .modal__content {
	visibility: visible;
	opacity: 1;
	transform: translateY(0);
}
.modal__close-icon {
	font-size: 1.5rem;
	position: absolute;
	top: 4px;
	left: 8px;
	background: none;
	border: none;
	color: #fbffd0;
	cursor: pointer;
}
.modal__close-icon:hover, 
.modal__close-icon:active 
.modal__close-icon:focus {
	color: #f7ff94;
}

.modal__message {
	color: #f5f5f5;
	margin: 35px 0px;
	margin-bottom: 25px;
    font-weight: 600;
}
.modal__button {
	padding: 5px 14px;
	border-radius: 4px;
	border: none;
	background-color: #fbffd0;
	cursor: pointer;
	margin-bottom: 10px;
	color: #333;
    font-family: inherit;
    font-weight: 500;
}
.modal__button:hover {
	background-color: #f7ff94;
}

/* ---------- QUIZ HEADER (AREA OF QUESTIONS) ---------- */
.quiz__header {
	text-align: center;
	font-family: var(--font-heading-stack);
}
.quiz__question {
	font-weight: bold;
	letter-spacing: 1.5px;
	font-size: 38px;
	color: var(--main-font-color);
	margin-bottom: 22px;
}
.quiz__current-question {
	font-family: var(--font-body-stack);
	font-weight: 700;
	margin-bottom: 35px;
	font-size: 1.2rem;
}
.quiz__progress-bar {
	height: 8px;
	width: 50%;
	border-radius: 3px;
	background: rgb(231, 231, 231);
	margin: 0 auto 30px auto;
}
.quiz__progress-bar__inner {
	background: var(--main-theme-color);
	width: 0%;
	height: 100%;
	border-radius: 3px;
	transition: width 0.3s ease;
}
.quiz__tagline {
	font-size: 1.4rem;
	font-weight: bold;
	color: var(--light-gray);
	margin-bottom: 1rem;
}

/* ---------- QUIZ BODY, CHOICES ---------- */
.quiz__choices-container {
	list-style: none;
	display: flex;
	flex-wrap: wrap;
	margin: 0 auto;
}
.quiz__choice {
	background-color: var(--light-white);
	min-width: 300px;
	border-radius: 4px;
	display: block;
	margin: 0.5rem auto;
	font-family: sans-serif;
	color: var(--light-black);
	letter-spacing: 1.2px;
	font-size: 0.86rem;
}
.quiz__input {
	display: none;
}
.quiz__input:checked ~ .quiz__label {
	color: var(--main-theme-color);
	font-weight: bold;
}
.quiz__input:checked ~ label i {
	background-image: url("../images/circle-filled.svg");
}
.quiz__label {
	display: flex;
	border: 1px solid var(--main-font-color);
	padding: 2rem 2rem;
	align-items: center;
	cursor: pointer;
	transition: background 0.3s ease, color 0.25s ease;
}
.quiz__label:hover {
	background: #ebebeb;
}
.quiz__label i {
	background: url("../images/circle-outline.svg");
	background-size: 25px;
	height: 25px;
	width: 25px;
	margin-right: 10px;
}

/* ---------- BUTTONS ---------- */
.quiz__footer {
	padding: 2rem;
	display: flex;
	flex-direction: column;
}
.button {
	padding: 1rem 3.8rem;
	border: none;
	text-transform: uppercase;
	transition: 0.3s all ease;
	cursor: pointer;
	outline: 0;
	opacity: 0.9;
	font-weight: bold;
	text-align: center;
}
.button:hover {
	opacity: 1;
	background: var(--light-black);
	color: var(--main-theme-color);
}

.button.button--bordered {
	border: 1px solid var(--light-black);
}