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

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

html {
  font-size: 62.5%;
  box-sizing: border-box;
}

body {
  font-family: 'Nunito', sans-serif;
  font-weight: 400;
  height: 100vh;
  color: #333;
  background-color: #ff7aa2;
  background-image: radial-gradient(
      circle at 15% 20%,
      rgba(255, 241, 226, 0.9) 0%,
      rgba(255, 241, 226, 0) 45%
    ),
    radial-gradient(
      circle at 85% 25%,
      rgba(255, 208, 232, 0.9) 0%,
      rgba(255, 208, 232, 0) 50%
    ),
    linear-gradient(135deg, #ff7aa2 0%, #ff9f6b 55%, #ffd56b 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

body.is-start .main {
  width: 100vw;
  height: 100vh;
  border-radius: 0;
}

body.in-game {
  background-color: #ffffff;
  background-image: url('background.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

/* LAYOUT */
main {
  position: relative;
  width: min(100rem, 94vw);
  height: min(60rem, 90vh);
  background-color: #ffffff;
  backdrop-filter: blur(200px);
  filter: blur();
  box-shadow: 0 3rem 5rem rgba(0, 0, 0, 0.25);
  border-radius: 9px;
  overflow: hidden;
  display: block;
}

main::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('background.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 1;
  transition: opacity 0.5s ease;
  pointer-events: none;
}

main.is-started::before {
  opacity: 0;
}

.game {
  position: relative;
  height: 100%;
  display: flex;
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 1;
}

.rules-panel {
  position: fixed;
  left: 2rem;
  top: 2rem;
  transform: none;
  width: 24rem;
  padding: 2rem;
  background-color: #ffffff;
  color: #000000;
  border-radius: 20px;
  box-shadow: 0 1.2rem 2.4rem rgba(0, 0, 0, 0.12);
  z-index: 10;
  display: none;
}

.rules-close {
  position: absolute;
  right: 1rem;
  top: 1rem;
  border: none;
  background: transparent;
  font-size: 1.6rem;
  cursor: pointer;
  color: #444;
}

.rules-heading {
  margin-bottom: 1.2rem;
  font-size: 1.8rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.rules-panel .rules-list {
  margin: 0;
  padding-left: 1.6rem;
  font-size: 1.4rem;
  color: #000000;
}

.rules-panel .rules-list li {
  margin-bottom: 0.8rem;
}

.game.is-visible {
  opacity: 1;
}

.rules-panel.is-open {
  display: block;
}

.start-screen {
  position: relative;
  height: 100%;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.6rem;
  padding: 6rem 8rem;
  text-align: center;
  transition: opacity 0.3s ease;
  z-index: 1;
}

.start-screen.start-exit {
  opacity: 0;
  pointer-events: none;
}

.player {
  flex: 50%;
  padding: 5rem 9rem 9rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: all 0.75s;
  background-color: #f2a0b6;
}

.player--0 {
  border-right: 2px solid rgba(0, 0, 0, 0.15);
}

/* ELEMENTS */
.name {
  position: relative;
  font-size: 4rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  word-spacing: 2px;
  font-weight: 300;
  margin-bottom: 1rem;
}

.score {
  font-size: 8rem;
  font-weight: 300;
  color: #c7365f;
  margin-bottom: auto;
}

.turn-indicator {
  margin-top: 0.6rem;
  margin-bottom: 2.4rem;
  font-size: 1.6rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #ffffff;
}

.player--active .turn-indicator {
  color: #ff1f7a;
}

.player--active {
  background-color: #ffffff;
}
.player--active .name {
  font-weight: 700;
}
.player--active .score {
  font-weight: 400;
}

.player--active .current {
  opacity: 1;
}

.current {
  background-color: #c7365f;
  opacity: 0.8;
  border-radius: 9px;
  color: #fff;
  width: 65%;
  padding: 2rem;
  margin-bottom: 2rem;
  text-align: center;
  transition: all 0.75s;
}

.current-label {
  text-transform: uppercase;
  margin-bottom: 1rem;
  font-size: 1.7rem;
  color: #ddd;
}

.current-score {
  font-size: 3.5rem;
}

/* ABSOLUTE POSITIONED ELEMENTS */
.btn {
  position: absolute;
  left: 50%;
  transform: none;
  color: #444;
  background: none;
  border: none;
  font-family: inherit;
  font-size: 1.8rem;
  text-transform: uppercase;
  cursor: pointer;
  font-weight: 400;
  transition: all 0.2s;

  background-color: white;
  background-color: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(10px);

  padding: 0.7rem 2.5rem;
  border-radius: 50rem;
  box-shadow: 0 1.75rem 3.5rem rgba(0, 0, 0, 0.1);
}

.controls {
  position: static;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  z-index: 3;
}

.controls.controls--p0 {
  left: auto;
  transform: none;
}

.controls.controls--p1 {
  left: auto;
  transform: none;
}

.controls .btn {
  position: static;
  transform: none;
}

.btn::first-letter {
  font-size: 2.4rem;
  display: inline-block;
  margin-right: 0.7rem;
}

.btn--new {
  top: 4rem;
  white-space: nowrap;
  font-size: 1.6rem;
}
.btn--roll,
.btn--hold {
  top: auto;
}

.btn--menu {
  display: block;
  left: 50%;
  top: 2rem;
  --menu-shift-x: -50%;
  transform: translateX(var(--menu-shift-x));
  transition: box-shadow 0.2s;
}

.menu-panel {
  position: absolute;
  left: 50%;
  top: 7rem;
  display: none;
  flex-direction: column;
  gap: 1rem;
  z-index: 6;
  background-color: #ffffff;
  border-radius: 999px;
  box-shadow: 0 1.2rem 2.4rem rgba(0, 0, 0, 0.12);
  overflow: hidden;
  transform: translateX(-50%);
}

.menu-panel.is-open {
  display: flex;
}
.menu-panel .btn {
  position: static;
  transform: none;
  width: 16rem;
  background: transparent;
  box-shadow: none;
  border-radius: 0;
}

.menu-panel .btn + .btn {
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.btn--menu-new,
.btn--menu-rules {
  display: inline-flex;
  white-space: nowrap;
  font-size: 1.6rem;
}

.btn--rules {
  top: 52.5rem;
  font-size: 1.6rem;
}

.btn--new:not(.btn--menu-new),
.btn--rules:not(.btn--menu-rules) {
  display: none;
}

.btn--again {
  top: 10rem;
}
.btn--start {
  position: static;
  transform: none;
  margin-top: 1rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease, opacity 0.3s ease;
}

.start-screen.start-exit .btn--start {
  transform: translateY(12px);
}

.btn--start:hover {
  animation: start-bounce 0.9s cubic-bezier(0.45, 0, 0.55, 1) infinite;
}

@keyframes start-bounce {
  0%,
  100% {
    transform: translateY(0);
  }
  35% {
    transform: translateY(-5px);
  }
  70% {
    transform: translateY(1px);
  }
}

.btn:active {
  transform: translateY(3px);
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.15);
}

.btn--roll:active,
.btn--hold:active {
  transform: none;
  box-shadow: 0 1.75rem 3.5rem rgba(0, 0, 0, 0.1);
}

.btn--menu:active {
  transform: translateX(var(--menu-shift-x)) translateY(3px);
}

.btn:focus {
  outline: none;
}

.dice {
  position: absolute;
  left: 50%;
  top: 16.5rem;
  transform: translateX(-50%);
  height: 10rem;
  box-shadow: 0 2rem 5rem rgba(0, 0, 0, 0.2);
}

.player--winner {
  background-color: #2f2f2f;
}

.player--winner .name {
  font-weight: 700;
  color: #c7365f;
}

.hidden {
  display: none;
}

.is-gameover .game {
  display: none;
}

.winner-message {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 4;
  font-size: 3.2rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #fff;
  background: rgba(0, 0, 0, 0.55);
  padding: 2rem 3rem;
  border-radius: 1.2rem;
  box-shadow: 0 2rem 4rem rgba(0, 0, 0, 0.2);
  animation: winner-pop 0.5s ease-out;
  text-align: center;
}

.confetti {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 5;
}

.confetti-piece {
  position: absolute;
  top: -10%;
  width: 0.8rem;
  height: 1.4rem;
  opacity: 0.9;
  animation: confetti-fall var(--duration) ease-out var(--delay) forwards;
}

@keyframes confetti-fall {
  0% {
    transform: translate3d(0, -10%, 0) rotate(0deg);
    opacity: 1;
  }
  100% {
    transform: translate3d(var(--drift), 120vh, 0) rotate(360deg);
    opacity: 0;
  }
}

@keyframes winner-pop {
  0% {
    transform: translate(-50%, -50%) scale(0.8);
    opacity: 0;
  }
  100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
  }
}

@media (max-width: 900px) {
  main {
    height: min(70rem, 94vh);
  }

  .game {
    flex-direction: row;
  }

  .player {
    padding: 4rem 2.5rem;
  }

  .player--0 {
    border-bottom: none;
    border-right: 2px solid rgba(0, 0, 0, 0.15);
  }

  .btn--roll {
    top: auto;
    bottom: auto;
  }

  .btn--hold {
    top: auto;
    bottom: auto;
  }

  .dice {
    top: auto;
    bottom: 22rem;
  }

  .btn--new {
    top: 2rem;
  }

  .btn--again {
    top: 8rem;
  }

  .btn--menu {
    left: 50%;
    top: 2rem;
    --menu-shift-x: -50%;
  }

  .menu-panel {
    left: 50%;
    top: 7rem;
    transform: translateX(-50%);
  }
}

@media (max-width: 600px) {
  main {
    width: 96vw;
    height: 94vh;
  }

  .name {
    font-size: 3rem;
  }

  .score {
    font-size: 6rem;
  }

  .current {
    width: 80%;
  }

  .btn {
    font-size: 1.5rem;
    padding: 0.6rem 2rem;
  }

  .btn::first-letter {
    font-size: 2rem;
  }

  .dice {
    height: 8rem;
  }
}

/* Device-specific layouts */
@media (max-width: 320px) {
  main {
    width: 96vw;
    height: 94vh;
  }

  .game {
    flex-direction: row;
  }

  .player {
    padding: 2.5rem 1.6rem;
  }

  .name {
    font-size: 1.4rem;
  }

  .score {
    font-size: 4.2rem;
  }

  .current {
    width: 75%;
    padding: 1.2rem;
  }

  .btn {
    font-size: 1.1rem;
    padding: 0.4rem 1.2rem;
  }

  .btn--roll {
    top: auto;
    bottom: auto;
  }

  .btn--hold {
    top: auto;
    bottom: auto;
  }

  .btn--new {
    top: 1.5rem;
  }

  .btn--again {
    top: 6.5rem;
  }

  .dice {
    top: auto;
    bottom: 20rem;
    height: 6.5rem;
  }

  .btn--menu {
    left: 50%;
    top: 1.2rem;
    --menu-shift-x: -50%;
  }

  .menu-panel {
    left: 50%;
    top: 5.5rem;
    transform: translateX(-50%);
  }

  .current-score {
    font-size: 2.2rem;
  }

  .current-label {
    font-size: 1.2rem;
  }

  .turn-indicator {
    font-size: 1.1rem;
  }

  .controls {
    margin-top: 1rem;
    gap: 0.8rem;
  }

  .rules-panel {
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
    top: auto;
    width: auto;
    font-size: 1.2rem;
  }
}

@media (width: 360px) and (height: 640px) {
  main {
    width: 96vw;
    height: 94vh;
  }

  .game {
    flex-direction: row;
  }

  .player {
    padding: 3.4rem 2.2rem;
  }

  .name {
    font-size: 2.8rem;
  }

  .score {
    font-size: 5.4rem;
  }

  .current {
    width: 88%;
  }

  .btn {
    font-size: 1.4rem;
    padding: 0.5rem 1.8rem;
  }

  .btn--roll {
    top: auto;
    bottom: auto;
  }

  .btn--hold {
    top: auto;
    bottom: auto;
  }

  .dice {
    top: auto;
    bottom: 20.5rem;
    height: 7.4rem;
  }

  .rules-panel {
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
    top: auto;
    width: auto;
    font-size: 1.2rem;
  }
}

@media (width: 390px) and (height: 844px) {
  main {
    width: 94vw;
    height: 92vh;
  }

  .game {
    flex-direction: row;
  }

  .player {
    padding: 4rem 2.6rem;
  }

  .name {
    font-size: 3rem;
  }

  .score {
    font-size: 6rem;
  }

  .current {
    width: 85%;
  }

  .btn {
    font-size: 1.5rem;
    padding: 0.6rem 2rem;
  }

  .btn--roll {
    top: auto;
    bottom: auto;
  }

  .btn--hold {
    top: auto;
    bottom: auto;
  }

  .dice {
    top: auto;
    bottom: 23rem;
    height: 8rem;
  }

  .rules-panel {
    left: 1.2rem;
    right: 1.2rem;
    bottom: 1.2rem;
    top: auto;
    width: auto;
  }
}

@media (width: 412px) and (height: 915px) {
  main {
    width: 94vw;
    height: 92vh;
  }

  .game {
    flex-direction: row;
  }

  .player {
    padding: 4.2rem 2.8rem;
  }

  .name {
    font-size: 3.1rem;
  }

  .score {
    font-size: 6.2rem;
  }

  .current {
    width: 84%;
  }

  .btn--roll {
    top: auto;
    bottom: auto;
  }

  .btn--hold {
    top: auto;
    bottom: auto;
  }

  .dice {
    top: auto;
    bottom: 24rem;
    height: 8.2rem;
  }

  .rules-panel {
    left: 1.2rem;
    right: 1.2rem;
    bottom: 1.2rem;
    top: auto;
    width: auto;
  }
}


@media (width: 810px) and (height: 1080px) {
  main {
    width: 92vw;
    height: 90vh;
  }

  .game {
    flex-direction: row;
  }

  .player {
    padding: 5rem 3.6rem;
  }

  .player--0 {
    border-bottom: none;
    border-right: 2px solid rgba(0, 0, 0, 0.15);
  }

  .btn--roll {
    top: auto;
    bottom: auto;
  }

  .btn--hold {
    top: auto;
    bottom: auto;
  }

  .dice {
    top: auto;
    bottom: 26rem;
  }

  .rules-panel {
    width: 22rem;
    left: 1.5rem;
    top: 1.5rem;
  }
}

@media (width: 1024px) and (height: 768px) {
  main {
    width: 94vw;
    height: 86vh;
  }

  .player {
    padding: 6rem 4rem;
  }

  .rules-panel {
    width: 22rem;
    left: 1.5rem;
    top: 1.5rem;
  }
}

@media (width: 1280px) and (height: 800px) {
  main {
    width: 92vw;
    height: 82vh;
  }

  .player {
    padding: 6.5rem 4.5rem;
  }

  .btn--rules {
    top: 53.5rem;
  }

  .rules-panel {
    display: none;
  }

  .rules-panel.is-open {
    display: block;
  }
}

@media (width: 1440px) and (height: 900px) {
  main {
    width: 90vw;
    height: 82vh;
  }

  .player {
    padding: 7rem 5rem;
  }
}

@media (width: 1536px) and (height: 864px) {
  main {
    width: 90vw;
    height: 80vh;
  }
}

@media (width: 1920px) and (height: 1080px) {
  main {
    width: 110rem;
    height: 66rem;
  }

  .player {
    padding: 8rem 6rem;
  }
}