/* Default / Viscous Theme (Green) */
:root {
  --bg-color: #ffffff;
  --fg-color: #000000;
  /* Reverting to the original uncolored Sinner's Sacrifice background */
  --bg-image: url('https://deadlock.wiki/images/b/b4/Sinner%27s_Sacrifice.png'); 
}

/* Viscous Theme (Green) */
[data-theme="viscous"] {
  --bg-color: #1a1625;
  --fg-color: #8cff9e;
  --bg-image: url('https://deadlock.wiki/images/0/04/Viscous_Neon_Prime.png'); 
}

/* Rem Theme (Nighttime Blue) */
[data-theme="rem"] {
  --bg-color: #0b1320;
  --fg-color: #4da6ff;
  --bg-image: url('https://deadlock.wiki/images/a/ad/Rem_Voting_Thank_You.png');
}

/* Dynamo Theme (Gold) */
[data-theme="dynamo"] {
  --bg-color: #241a0f;
  --fg-color: #ffc107;
  --bg-image: url('https://deadlock.wiki/images/4/44/Dynamo_VN.png');
}

body {
  background-color: var(--bg-color);
  background-image: var(--bg-image);
  background-size: 300px auto;
  background-position: top left;
  background-repeat: repeat;
  color: var(--fg-color);
  font-family: 'Courier New', Courier, monospace;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
  padding: 1rem;
  box-sizing: border-box;
  transition: background-color 0.3s, color 0.3s, background-image 0.5s ease-in-out;
}

.window {
  background: var(--bg-color);
  border: 2px solid var(--fg-color);
  box-shadow: 6px 6px 0 var(--fg-color);
  width: 100%;
  max-width: 480px;
  display: flex;
  flex-direction: column;
  margin-bottom: 24px;
  transition: border-color 0.3s, box-shadow 0.3s, background-color 0.3s;
}

.title-bar {
  border-bottom: 2px solid var(--fg-color);
  padding: 4px 8px;
  text-align: center;
  background: repeating-linear-gradient(
    0deg,
    var(--bg-color),
    var(--bg-color) 1px,
    var(--fg-color) 1px,
    var(--fg-color) 2px
  );
}

.title-bar-text {
  background: var(--bg-color);
  padding: 0 8px;
  font-weight: bold;
  font-size: 14px;
  letter-spacing: 1px;
  color: var(--fg-color);
}

.content {
  padding: 24px;
  text-align: center;
}

.header-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 24px;
}

.header-icon {
  width: 48px;
  height: auto;
  border: 2px solid var(--fg-color);
  background-color: var(--fg-color);
  image-rendering: pixelated;
}

h1 {
  font-size: 20px;
  margin: 0;
  text-transform: uppercase;
  text-align: left;
}

.instruction {
  margin-bottom: 16px;
  font-weight: bold;
}

.tile-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 24px;
}

button, input {
  font-family: inherit;
  font-size: 16px;
  border: 2px solid var(--fg-color);
  background: var(--bg-color);
  color: var(--fg-color);
  padding: 10px;
  cursor: pointer;
  box-sizing: border-box;
  outline: none;
}

button {
  font-weight: bold;
  transition: background 0.1s, color 0.1s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

button:hover, button:active, button.selected {
  background: var(--fg-color);
  color: var(--bg-color);
}

button:hover .soul-icon, button:active .soul-icon, button.selected .soul-icon {
  filter: invert(1);
}

.soul-btn {
  flex: 1;
}

.input-group {
  text-align: left;
  margin-bottom: 24px;
}

.input-group label {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
  font-weight: bold;
}

.soul-icon {
  width: 16px;
  height: auto;
  image-rendering: pixelated;
}

input[type="number"] {
  width: 100%;
  font-size: 18px;
}

input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

input::placeholder {
  color: var(--fg-color);
  opacity: 0.5;
}

.submit-btn {
  width: 100%;
  font-size: 18px;
  padding: 14px;
  text-transform: uppercase;
}

.hidden {
  display: none !important;
}

.success-gif {
  max-width: 100px;
  height: auto;
  margin: 0 auto 16px auto;
  display: block;
  border: 2px solid var(--fg-color);
  image-rendering: pixelated;
}

.success-msg {
  font-size: 18px;
  line-height: 1.5;
  margin-bottom: 16px;
}

.chart-container {
  width: 100%;
  height: 150px;
  margin-bottom: 24px;
  border: 2px solid var(--fg-color);
  box-sizing: border-box;
  padding: 8px;
  background: var(--bg-color);
}

.skeleton-block {
  background-color: var(--fg-color);
  opacity: 0.2;
  margin-bottom: 12px;
  /* Retro 2-step blink animation */
  animation: retro-pulse 1s infinite alternate steps(2, end);
}

@keyframes retro-pulse {
  0% { opacity: 0.1; }
  100% { opacity: 0.3; }
}

/* Sizing the blocks to match the actual UI */
.skeleton-header { height: 48px; width: 100%; margin: 0 auto 24px auto; }
.skeleton-text { height: 16px; width: 50%; margin: 0 auto 16px auto; }
.skeleton-btn { height: 44px; flex: 1; margin-bottom: 0; }
.skeleton-input { height: 60px; width: 100%; margin-bottom: 24px; }
.skeleton-submit { height: 52px; width: 100%; margin-bottom: 0; }

/* Skeleton Background State */
body.is-loading {
  /* Generates a classic 1-bit dithered/checkerboard placeholder pattern */
  --bg-image: repeating-linear-gradient(
    45deg,
    rgba(0, 0, 0, 0.1) 25%,
    transparent 25%,
    transparent 75%,
    rgba(0, 0, 0, 0.1) 75%,
    rgba(0, 0, 0, 0.1)
  ),
  repeating-linear-gradient(
    45deg,
    rgba(0, 0, 0, 0.1) 25%,
    var(--bg-color) 25%,
    var(--bg-color) 75%,
    rgba(0, 0, 0, 0.1) 75%,
    rgba(0, 0, 0, 0.1)
  );
  background-size: 16px 16px;
}