* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
}

:root {
  --title-font: "Imperial Script", cursive;
  --main-font: "DM Sans", sans-serif;
}

html,
body {
  scroll-behavior: smooth;
  overflow-x: hidden;
  min-height: 100vh;
  position: relative;
}

/* ! padding left & right removed at 768px screen width & below */
body {
  font-size: 16px;
  background: #181B26;
  color: #d0d0d0;
  font-family: var(--main-font);
  display: flex;
  flex-direction: column;
  padding: 1rem;
}

/* ? background PARTICLES */
#particles-js {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  background: linear-gradient(150deg, #403617, #0E0B26, #000000);
}

button {
  -webkit-tap-highlight-color: transparent;
  -webkit-user-select: none; /* Optional: disables text selection */
  user-select: none;
}

.container {
  display: flex;
  flex-direction: column;
  width: 100%;
  text-align: center;
  position: relative;
  z-index: 1;
}

.container .title {
  margin: 1.5rem;
  font-family: var(--title-font);
  font-weight: 300;
  font-size: 2.5rem;
  letter-spacing: 0.1rem;
}

/* ? THE BUTTONS */
.button-group {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  padding: 0 2rem;
  flex-wrap: wrap;
}

.button-group button {
  padding: 0.7rem 0.8rem;
  font-family: var(--main-font);
  letter-spacing: 2px;
  font-size: 0.8rem;
  text-transform: uppercase;
  background: #ffffff1a;
  backdrop-filter: blur(4px);
  color: #d0d0d0;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.1s linear;
  border: 1px outset #8383834d;
  transition: background 0.3s linear;
}

.button-group button:nth-of-type(2) {
  background: #ffcb2f1c;
}

.button-group button:hover {
  background: #e9b36869;
}

.button-group button:active {
  border: 1px inset #8383834d;
  filter: brightness(0.9);
}

/* ? THE DECK SPREAD */
.deck {
  min-height: 100vh;
  position: relative;

  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  max-width: 1080px;
  margin: 1.5rem auto;
  gap: 1rem;
  padding-left: 6rem;
  padding-right: 0;
  /* No gap so cards overlap */
  position: relative;
}

.card {
  width: 15vw;
  max-width: 130px;
  min-width: 110px;
  aspect-ratio: 3.5 / 5;
  /* Keeps card proportions */
  perspective: 1000px;
  margin: 0.5rem;
  cursor: pointer;
  position: relative;

  flex: 0 0 auto;
  margin-left: -88px;
  margin-bottom: -70px;
  z-index: 1;

  -webkit-tap-highlight-color: transparent;
  -webkit-user-select: none;
  user-select: none;
}

.card::before {
  content: '';
  position: absolute;
  top: 10%;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  height: 100%;
  background: #0000004d;
  filter: blur(11px);
  border-radius: 10%;
  z-index: -1;
}

.card:hover {
  filter: brightness(1.25);
  transform: scale(1.05);
  transition: all 0.2s ease;
}

.card-inner {
  width: 100%;
  height: 100%;
  transition: transform 0.8s;
  transform-style: preserve-3d;
  position: relative;
}

.card.flipped .card-inner {
  transform: rotateY(180deg);
}

.card-front,
.card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  background-size: cover;
  backface-visibility: hidden;
  border-radius: 8px;
  overflow: hidden;
}

.card-front {
  position: relative;
  background-size: cover;
  backface-visibility: hidden;
  transform: rotateY(180deg);
  /* flipped default (without reversal) */
  border: 1px solid #070707;
}

.card-front.reversed {
  transform: rotateY(180deg) rotate(180deg);
  /* flipped + reversed */
}

.card-back {
  background: url('Cards/CardBack.webp') center/cover;
}

/* ? CARD SHUFFLING ANIMATION */
@keyframes scatter {
  0% {
    transform: translate(0, 0) rotate(0deg) scale(1);
    opacity: 1;
    filter: blur(0px);
    z-index: 1;
  }

  60% {
    opacity: 0.7;
    filter: blur(6px);
    z-index: 0;
  }

  100% {
    transform: translate(var(--tx), var(--ty)) scale(0.7);
    opacity: 0.3;
    filter: blur(12px);
    z-index: 0;
  }
}

@keyframes regroup {
  0% {
    transform: translate(var(--ty), var(--tx)) scale(0.7);
    opacity: 0.3;
    filter: blur(12px);
  }

  60% {
    opacity: 0.7;
    filter: blur(6px);
  }

  100% {
    transform: translate(0, 0) rotate(0deg) scale(1);
    opacity: 1;
    filter: blur(0px);
  }
}

.scatter-animation {
  animation: scatter 0.4s forwards;
}

.regroup-animation {
  animation: regroup 0.4s forwards;
}

/* ? CARD FLIP ANIMATION when you click a card */
@keyframes flipZoomIn {
  0% {
    transform: rotateY(90deg) scale(0.5);
    opacity: 0;
  }

  100% {
    transform: rotateY(0deg) scale(1);
    opacity: 1;
  }
}

.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: #0f0f0fe6;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  transition: all 0.3s ease;
}

.modal.hidden {
  display: none;
}

.modal-content {
  position: relative;
  border: 1px solid #4036177a;

  backdrop-filter: blur(20px);
  background: linear-gradient(150deg, #403617b3, #0e0b26b3, #403617b3);
  -webkit-backdrop-filter: blur(10px);

  padding: 1.1rem;
  border-radius: 12px;
  box-shadow: 0 0 16px #000000b3;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: flex-start;
  //gap: 1.5rem;
  animation: flipZoomIn 0.6s ease forwards;
  transform-style: preserve-3d;
}

.modal-content img {
  max-width: 220px;
  max-height: 80vh;
  border-radius: 8px;
  display: block;
  /* Remove animation from image, keep for backward compatibility */
  animation: none;
}

.card-meaning {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  max-width: 350px;
  min-width: 200px;
  text-align: left;
  gap: 1rem;
}

#card-name {
  font-family: var(--title-font);
  color: #e9b368;
  font-weight: 300;
  font-size: 2.5rem;
  letter-spacing: 0.1rem;
  margin-bottom: 0.5rem;
}

.meaning-upright,
.meaning-reversed {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.meaning-upright::before {
  content: "Upright: ";
  color: #e9b368;
}

.meaning-reversed::before {
  content: "Reversed: ";
  color: #e9b368;
}

.card-advice {
  font-style: italic;
  color: #e9b368;
  text-align: left;
}

/* ? MODAL CLOSE BUTTON */
.close-button {
  position: absolute;
  top: 0;
  right: 10px;
  font-size: 28px;
  color: #aaaaaa;
  cursor: pointer;
  z-index: 999;
  transition: all 0.1s linear;
  -webkit-tap-highlight-color: transparent;
  -webkit-user-select: none;
  user-select: none;
}

.close-button:hover {
  color: #888888;
}

.close-button:active {
  color: #6d6d6d;
}

/* ? CARD NUMBER */
.card-number {
  position: absolute;
  top: 6px;
  left: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  color: white;
  background: #000000bf;
  backdrop-filter: blur(2px);
  padding: 2px;
  border-radius: 6px;
  box-shadow: none;
  min-width: 20px;
  text-align: center;
  pointer-events: none;
  z-index: 2;
  transform: rotate(0deg);
}

.card-front.reversed .card-number {
  transform: rotate(-180deg);
  left: auto;
  right: 6px;
  bottom: 6px;
  top: auto;
}

/* ? FOOTER */
footer {
  position: static;
  width: 100%;
  color: #d0d0d0;
  font-size: 0.95rem;
  text-align: center;
  margin: 1rem auto;
  margin-top: 3rem;
  z-index: 1;
  pointer-events: auto;
  display: none;
}

body:not(.modal-open) footer {
  display: block;
}

footer a {
  color: #ad8c5d;
  text-decoration: none;
  font-weight: bold;
}

footer a:hover {
  text-decoration: underline;
}

footer a:active {
  filter: brightness(0.8);
}

.sound-toggle-icon {
  position: absolute;
  top: 0px;
  right: 12px;
  z-index: 10;
  backdrop-filter: blur(2px);
  background: #ffffff1a;
  border-radius: 50%;
  padding: 5px;
  box-shadow: 0 2px 8px #00000014;
  border: 1px outset #a1a1a133;
  transition: all 0.1s linear;
  -webkit-tap-highlight-color: transparent;
  -webkit-user-select: none;
  user-select: none;
}

.sound-toggle-icon:hover {
  filter: brightness(1.2);
}

.sound-toggle-icon:active {
  border: 1px inset #a1a1a133;
  filter: brightness(1);
}

.sound-toggle-icon img {
  display: block;
  width: 24px;
  height: 24px;
  filter: brightness(0.85);
  cursor: pointer;
  transition: all 0.1s linear;
}

@media (max-width: 768px) {
  body {
    padding-left: 0;
    padding-right: 0;
  }

  .deck {
    margin-bottom: 3rem;
  }

  /* .card:hover {
    transform: translateY(-10px);
    z-index: 10;
  } */
}

@media (min-width: 768px) {
  footer {
    margin-top: 5rem;
  }
}

@media (max-width: 680px) {
  .modal-content {
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  .card-meaning {
    max-width: 100%;
    min-width: 0;
    align-items: center;
    text-align: center;
  }

  .card-advice {
    text-align: center;
  }
}

@media (max-width: 420px) {
  .button-group {
    justify-content: space-between;
  }

  .button-group button {
    font-size: 0.7rem;

  }

  #card-name {
    font-size: 2.2rem;
  }

  .meaning-upright,
  .meaning-reversed,
  .card-advice {
    font-size: 1rem;
  }
  footer {
    font-size: 0.75rem;
  }

  .modal-content img {
    max-width: 180px;

  }
}

@media (max-width: 320px) {
    .modal {
     height: 80%;
    }
  .modal-content img {
    max-width: 80px;

  }
}

/* Target the scrollbar */
::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

/* Track (background of the scrollbar) */
::-webkit-scrollbar-track {
    background: #181B26;
    border-radius: 10px;
}

/* Handle (the draggable part of the scrollbar) */
::-webkit-scrollbar-thumb {
    background: #40361780;
    border-radius: 10px;
}

/* Handle on hover */
::-webkit-scrollbar-thumb:hover {
    background: #403617b3;
}

/* where both scrollbars meet */
::-webkit-scrollbar-corner {
    background: #181B26;
}
}


@media (min-width: 220px) and (min-width: 520px)  {

}