:root {
  --block-size: 0px;
}

* {
  margin: 0;
  padding: 0;
  list-style: none;
  box-sizing: border-box;
}

body {
  width: 100%;
  height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
}

a {
  color: inherit;
}

audio {
  display: none;
}

body .pointer-type-text {
  position: absolute;
  top: 42px;
  left: 10px;
  color: green;
  font-weight: bold;
}

body .sound-icon {
  position: absolute;
  top: 10px;
  right: 10px;
  cursor: pointer;
}

body .controls-switcher {
  height: 30px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 5px;
  position: absolute;
  top: 10px;
  left: 10px;
  box-shadow: 0 0 5px 0 grey;
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}

body .controls-switcher span {
  opacity: 0.5;
}

body .controls-switcher span:first-of-type {
  opacity: 1;
}

.controls-active {
  color: darkorchid;
  opacity: 1 !important;
  font-weight: bold;
}

body .copyright-text {
  position: absolute;
  bottom: 10px;
  right: 10px;
}

body .resolution-text {
  position: absolute;
  bottom: 10px;
  left: 10px;
  font-family: "Anton", sans-serif;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}

body .resolution-text span {
  color: green;
  font-weight: bold;
}

.game-wrapper {
  min-width: calc(
    var(--block-size) + var(--block-size) + var(--block-size) +
      var(--block-size)
  );
  min-height: calc(
    var(--block-size) + var(--block-size) + var(--block-size) +
      var(--block-size)
  );
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: 0 0 7px 2px black;
  overflow: hidden;
  animation-name: appearing;
  animation-fill-mode: forwards;
  animation-duration: 1s;
  opacity: 0;
  transform: scale(0);
}

.game-wrapper .top-score-wrapper {
  width: 100%;
  height: calc(100% - 35px);
  position: absolute;
  top: 0;
  left: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  background-color: rgba(255, 255, 255, 0.9);
  transition: transform 0.4s linear;
  transform: translateY(calc(-100% + 35px));
  z-index: 2;
}

.top-score-wrapper-is-shown {
  transform: translateY(calc(35px)) !important;
}

.top-score-wrapper .score-item {
  width: 100%;
  height: 10%;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  border: 1px solid #000;
}

.score-item span {
  color: green;
  font-weight: bold;
}

.game-wrapper .victory-wrapper {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  display: none;
  background-color: rgba(255, 255, 255, 0.9);
  z-index: 1;
}

.victory-wrapper-is-shown {
  display: flex !important;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.victory-wrapper p {
  font-family: "Anton", sans-serif;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}

.victory-wrapper p span {
  color: yellowgreen;
}

.game-wrapper .upper-block-wrapper {
  width: 100%;
  height: 35px;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  border: 1px solid #000;
  padding-right: 3px;
  position: relative;
  overflow: hidden;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
  z-index: 10;
  background-color: #fff;
}

.upper-block-wrapper .clock-wrapper {
  width: 100%;
  height: 80%;
  display: flex;
  justify-content: center;
  align-items: center;
  position: absolute;
  left: 0;
  height: 0;
  padding-left: 5px;
}

.upper-block-wrapper .clock {
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.upper-block-wrapper .clock p {
  font-family: "Anton", sans-serif;
}

.upper-block-wrapper .clock p span {
  color: green;
}

.upper-block-wrapper .game-menu-button {
  height: 80%;
  cursor: pointer;
  background-color: #fff;
  border: 1px solid #000;
  transition: background 0.5s linear;
  z-index: 1;
}

.upper-block-wrapper .menu-buttons-wrapper {
  height: 80%;
  display: flex;
  justify-content: center;
  align-items: center;
  border: 1px solid #000;
  background-color: #fff;
  transition: transform 0.5s linear;
  transform: translateX(calc(-100% - 10px));
}

.menu-buttons-wrapper button {
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #fff;
  border: 1px solid #000;
  border-top: none;
  border-bottom: none;
  cursor: pointer;
  transition: background 0.5s linear;
  color: #000;
}

.menu-buttons-wrapper button:not(:hover) {
  background-color: #fff;
}

.menu-buttons-wrapper button:disabled {
  color: #aaa !important;
}

.menu-buttons-wrapper button:not(:disabled):first-of-type {
  color: #fff;
  background-color: olive;
}

.menu-buttons-opened {
  transform: translateX(-5px) !important;
}

.game-wrapper .game-matrix {
  width: calc(
    var(--block-size) + var(--block-size) + var(--block-size) +
      var(--block-size)
  );
  height: calc(
    var(--block-size) + var(--block-size) + var(--block-size) +
      var(--block-size)
  );
  display: flex;
  flex-wrap: wrap;
  position: relative;
  background-color: rgba(20, 20, 20, 0.4);
}

.game-matrix .game-block {
  width: var(--block-size);
  height: var(--block-size);
  display: flex;
  justify-content: center;
  align-items: center;
  position: absolute;
  top: 0;
  left: 0;
  background-color: rgba(50, 100, 200, 0.3);
  background-image: url(./assets/grunge.jpg);
  color: #555;
  text-shadow: 1px 1px 1px grey, -1px -1px 1px grey, 1px -1px 1px grey,
    -1px 1px 1px grey;
  border: 1px solid #777;
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
  font-family: "Anton", sans-serif;
  transition-property: all;
  transition-timing-function: linear;
  transition-duration: 0.4s;
}

.demo-block {
  background-image: url(./assets/grunge.jpg);
  color: #fff !important;
}

@keyframes error-block {
  0% {
    color: #555;
  }
  50% {
    color: firebrick;
  }
  100% {
    color: #555;
  }
}

.error-block {
  animation-name: error-block;
  animation-timing-function: linear;
  animation-duration: 0.4s;
}

@keyframes sliding-block {
  0% {
    color: #555;
  }
  50% {
    color: yellowgreen;
  }
  100% {
    color: #555;
  }
}

.sliding-block {
  animation-name: sliding-block;
  animation-timing-function: linear;
  animation-duration: 0.4s;
}

@keyframes appearing {
  100% {
    opacity: 1;
    transform: none;
  }
}

@media screen and (max-width: 319px) {
  .game-block {
    font-size: 15px;
    border-radius: 4px;
    box-shadow: inset 0 0 3px 0 black;
    background-size: 100%;
  }

  .game-menu-button {
    width: 50px;
    font-size: 11px;
  }

  .upper-block-wrapper .menu-buttons-wrapper {
    width: calc(100% - 60px);
    gap: 1px;
  }

  .upper-block-wrapper .clock-wrapper {
    justify-content: flex-start;
  }

  .menu-buttons-wrapper button {
    width: 42px;
    font-size: 12px;
  }

  .upper-block-wrapper .clock {
    gap: 10px;
  }

  .upper-block-wrapper .clock p {
    font-size: 12px;
  }

  body .sound-icon {
    width: 22px;
    height: 22px;
  }

  body .copyright-text {
    font-size: 11px;
  }

  body .resolution-text {
    font-size: 11px;
  }

  .victory-wrapper p {
    font-size: 9.2px;
  }

  .score-item span {
    font-size: 11px;
  }

  body .controls-switcher {
    width: 130px;
  }

  body .controls-switcher span {
    font-size: 12px;
  }

  body .pointer-type-text {
    font-size: 11px;
  }
}

@media screen and (min-width: 320px) and (max-width: 767px) {
  .game-block {
    font-size: 20px;
    border-radius: 5px;
    box-shadow: inset 0 0 3px 0 black;
    background-size: 100%;
  }

  .game-menu-button {
    width: 60px;
    font-size: 13px;
  }

  .upper-block-wrapper .menu-buttons-wrapper {
    width: calc(100% - 70px);
    gap: 5px;
  }

  .menu-buttons-wrapper button {
    width: 50px;
    font-size: 13px;
  }

  .upper-block-wrapper .clock-wrapper {
    justify-content: flex-start;
  }

  .upper-block-wrapper .clock {
    gap: 12px;
  }

  .upper-block-wrapper .clock p {
    font-size: 13px;
  }

  body .sound-icon {
    width: 25px;
    height: 25px;
  }

  body .copyright-text {
    font-size: 12px;
  }

  body .resolution-text {
    font-size: 12px;
  }

  .victory-wrapper p {
    font-size: 11.5px;
  }

  .score-item span {
    font-size: 13px;
  }

  body .controls-switcher {
    width: 150px;
  }

  body .controls-switcher span {
    font-size: 14px;
  }

  body .pointer-type-text {
    font-size: 12px;
  }
}

@media screen and (min-width: 768px) and (max-width: 1279px) {
  .game-block {
    font-size: 30px;
    border-radius: 7px;
    box-shadow: inset 0 0 4px 0 black;
    background-size: 100%;
  }

  .game-menu-button {
    width: 100px;
    font-size: 15px;
  }

  .upper-block-wrapper .menu-buttons-wrapper {
    width: calc(100% - 110px);
    gap: 40px;
  }

  .menu-buttons-wrapper button {
    width: 60px;
    font-size: 15px;
  }

  .upper-block-wrapper .clock {
    gap: 20px;
  }

  .upper-block-wrapper .clock p {
    font-size: 15px;
  }

  body .sound-icon {
    width: 30px;
    height: 30px;
  }

  body .copyright-text {
    font-size: 13px;
  }

  body .resolution-text {
    font-size: 13px;
  }

  .victory-wrapper p {
    font-size: 17px;
  }

  .score-item span {
    font-size: 17px;
  }

  body .controls-switcher {
    width: 160px;
  }

  body .controls-switcher span {
    font-size: 15px;
  }

  body .pointer-type-text {
    font-size: 13px;
  }
}

@media screen and (min-width: 1280px) {
  .game-block {
    font-size: 40px;
    border-radius: 8px;
    box-shadow: inset 0 0 4px 0 black;
    background-size: 100%;
  }

  .game-menu-button {
    width: 100px;
    font-size: 15px;
  }

  .upper-block-wrapper .menu-buttons-wrapper {
    width: calc(100% - 110px);
    gap: 50px;
  }

  .menu-buttons-wrapper button {
    width: 60px;
    font-size: 15px;
  }

  .upper-block-wrapper .clock {
    gap: 25px;
  }

  .upper-block-wrapper .clock p {
    font-size: 15px;
  }

  body .sound-icon {
    width: 35px;
    height: 35px;
  }

  body .copyright-text {
    font-size: 14px;
  }

  body .resolution-text {
    font-size: 14px;
  }

  .victory-wrapper p {
    font-size: 18px;
  }

  .score-item span {
    font-size: 18px;
  }

  body .controls-switcher {
    width: 170px;
  }

  body .controls-switcher span {
    font-size: 16px;
  }

  body .pointer-type-text {
    font-size: 13px;
  }
}

@media (hover: hover) {
  .game-menu-button:hover {
    background-color: rgba(20, 150, 200, 0.5);
  }

  .menu-buttons-wrapper button:hover {
    background-color: rgba(20, 150, 200, 0.5);
  }

  .menu-buttons-wrapper button:disabled {
    background-color: #fff;
  }
}