* {
  margin: 0;
  padding: 0;
  box-sizing: inherit;
}

:root {
  --custom-gradient: to left, #e78932f7, #f05e03 80%;
}

html {
  font-size: 62.5%;
}

body {
  box-sizing: border-box;
  line-height: 1.3;

  font-family: sans-serif;
  display: grid;
  place-items: center;
  min-height: 100vh;
}

.container {
  width: min(40rem, 65vw);
  min-height: 45.4rem;

  margin-inline: auto;
  border-radius: 3px;
  background-color: rgb(251, 239, 239);
  overflow: hidden;
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.2);
  position: relative;
}

.overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to left, #e78932f7, #f05e03 80%);
  clip-path: circle(10% at 0 100%);
  opacity: 0;
  transition: 0.65s ease-in-out;

  font-size: 1.8rem;
  z-index: 100;
}

.overlay__btn-container {
  /* margin: 6rem 0 2.5rem 0; */
  height: 100%;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-top: -6rem;
}

.overlay__btn-container > :first-of-type {
  margin-bottom: 1.8rem;
}

.overlay.add {
  clip-path: circle(150% at 0 100%);
  opacity: 1;
}

.start {
  background: linear-gradient(
    to right bottom,
    rgb(197, 164, 1),
    rgb(104, 106, 1)
  );

  padding: 1.3rem 1.5rem;
  width: 100%;
  height: 100%;
  position: absolute;
  text-align: center;
}

.heading {
  font-size: 2.8rem;
  color: #fff;
  font-weight: normal;
}

.quiz {
  transition: 0.45s ease-in-out;
}

.quiz__head {
  padding: 1.3rem 1.5rem;
  background: linear-gradient(to right, #e78932f7, #f05e03 80%);
}

.quiz__header {
  display: flex;
  margin-bottom: 2.5rem;
  justify-content: space-between;
  align-items: center;
  font-size: 2rem;
  color: #fff;
}

.quiz__exit:link,
.quiz__exit:visited {
  font-size: 3rem;
  width: 3rem;
  height: 3rem;
  /* cursor: pointer; */

  background-color: #fff;
  border-radius: 3px;

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

  position: relative;
  z-index: 200;
}

.quiz__line {
  display: block;
  width: 1.5rem;
  height: 3px;
  background: rgb(196, 79, 16);

  position: relative;
  transition: 0.4s ease-in-out;
}

.quiz__line::before {
  content: "";
  position: absolute;
  left: 0;
  top: -0.8rem;
  background: rgb(196, 79, 16);
  width: 1rem;
  height: 3px;

  transition: 0.4s ease-in-out;
}

.quiz__line::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0.8rem;
  background: rgb(196, 79, 16);
  width: 60%;
  height: 3px;

  transition: 0.4s ease-in-out;
}

.quiz__exit.quiz__exit-active .quiz__line {
  background-color: transparent;
}

.quiz__exit.quiz__exit-active .quiz__line::before {
  top: 10%;
  left: -25%;
  width: 2.5rem;
  transform: rotate(45deg);
}

.quiz__exit.quiz__exit-active .quiz__line::after {
  transform: rotate(-45deg);
  width: 2.5rem;

  top: 30%;
  left: -25%;
}

.quiz__stats {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.quiz__stats-track {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  font-weight: 600;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  color: rgb(255, 255, 255);

  background: linear-gradient(to right, #e78932f7, #f05e03 80%);

  position: relative;
  z-index: 3;
  transition: 0.4s ease-in-out 0.3s;
}

.quiz__stats-container {
  width: 95%;
  position: relative;
}

.quiz__stats-container::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 5px;
  background-color: rgba(255, 253, 253, 0.559);
  border-radius: 10px;
}

.quiz__stats-progress {
  position: absolute;
  top: 50%;
  left: 0;
  width: 0%;
  height: 5px;
  background-color: rgba(255, 253, 253, 0.836);
  border-radius: 10px;
  transition: 0.4s ease-in-out;
}

.quiz__stats--current {
  background: #fff;
  color: rgb(196, 79, 16);
  filter: drop-shadow(2px 4px rgba(0, 0, 0, 0.1));
}

.quiz__stats-track--correct {
  border: 2.5px solid rgba(155, 227, 177, 0.692);
  background: #fff;
  color: rgba(155, 227, 177, 0.692);
  transition: 0.35s ease-in-out;
}
.quiz__stats-track--wrong {
  border: 2.5px solid rgb(249, 11, 11);
  transition: 0.35s ease-in-out;
}

.quiz__body,
.quiz__bottom {
  background-color: rgb(248, 235, 218);
  padding: 1.3rem 1.5rem;
}

.quiz__questions {
  min-height: 4.2rem;
  margin-bottom: 1rem;
}

.quiz__questions h4 {
  font-size: 1.6rem;
  font-weight: 600;
  margin-bottom: 1.2rem;
}

.quiz__questions-list {
  list-style: none;
  margin-bottom: 3rem;
}

.quiz__questions-list-item {
  cursor: pointer;
  font-size: 1.4rem;
  background-color: #fff;
  padding: 0.8rem;
  border-radius: 3px;
}

.quiz__questions-list-item:hover {
  background-color: rgb(188, 180, 180);
  color: #fff;
}

.active .quiz__questions-list-item.correct {
  background-color: rgb(3, 225, 84);
  color: #fff;
}
.quiz__questions-list-item.wrong {
  background-color: rgba(244, 111, 74, 0.927);
  color: #fff;
}

.quiz__questions-list-item:not(:last-child) {
  margin-bottom: 1.2rem;
}

.quiz__next-btn {
  display: block;
  width: 100%;

  border: none;
  font-size: 1.6rem;
  background-color: rgb(188, 180, 180);
  color: #fff;
  padding: 0.8rem 0;
  cursor: pointer;
}

.quiz__next-btn--wrong {
  background-color: rgba(244, 111, 74, 0.927);
}

.quiz__next-btn--correct {
  background-color: rgb(3, 225, 84);
}

.end,
.results,
.quit,
.error {
  width: 100%;
  height: 100%;
  position: absolute;
  text-align: center;

  background: linear-gradient(to right, #05ec28f7, #07a159 80%);
}

.close {
  position: absolute;
  opacity: 0;
  visibility: hidden;
  transition: 0.45s ease-in-out;
}

/* .open {
  opacity: 1;
  visibility: visible;
  transition: 0.45s ease-in-out;
} */

.end__heading,
.start__heading,
.results__heading,
.quit__heading,
.error__heading {
  margin: 6rem 0 2.5rem 0;
  font-size: 3.5rem;
}

.end__btn,
.start__btn,
.results-end__btn,
.results__again-btn,
.quit__again-btn,
.overlay__quit-btn,
.overlay__start-btn,
.error__back-btn {
  cursor: pointer;
  border: none;
  display: inline-block;

  background-color: #fff;
  border-radius: 3px;
  font-size: 1.6rem;
  padding: 0.8rem 1rem;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
  transition: 0.1s ease-in-out;
}

.end__btn:active,
.start__btn:active,
.overlay__quit-btn:active,
.overlay__start-btn:active {
  transform: translateY(2px);
  box-shadow: 0 4px 5px rgba(0, 0, 0, 0.45);
}

.results {
  background: linear-gradient(
    to right bottom,
    rgb(51, 237, 237),
    rgb(35, 193, 193)
  );
}

.results__summary,
.quit__summary,
.error__summary {
  margin: 6rem 0 2.5rem 0;
  font-size: 1.8rem;
  color: #fff;
}

.quit {
  background: linear-gradient(
    to right bottom,
    rgb(237, 51, 51),
    rgb(177, 60, 2)
  );
}

.error {
  background: linear-gradient(
    to right bottom,
    rgb(235, 24, 108),
    rgb(128, 2, 2)
  );
}

/* .quiz,
.end,
.results,
.quit {
  display: none;
} */

@media only screen and (max-width: 29.69em) {
  html {
    font-size: 50%;
  }
}