:root {
  --bg: #0f0a1a;
  --bg-accent:
    radial-gradient(60% 60% at 15% 20%, rgba(125, 91, 255, 0.14), transparent 60%),
    radial-gradient(40% 40% at 75% 10%, rgba(255, 90, 158, 0.2), transparent 50%),
    radial-gradient(50% 40% at 50% 80%, rgba(56, 217, 150, 0.1), transparent 60%);
  --text: #f7f2ff;
  --muted: #d8cffe;
  --card: rgba(255, 255, 255, 0.04);
  --card-border: rgba(255, 255, 255, 0.1);
  --accent-1: #ff5a9e;
  --accent-2: #7d5bff;
  --pill: rgba(255, 255, 255, 0.1);
  --status-text: #b5ffe2;
  --status-bg: rgba(56, 217, 150, 0.12);
  --status-border: rgba(56, 217, 150, 0.3);
  --cell-border: rgba(255, 255, 255, 0.12);
  --cell-bg: rgba(255, 255, 255, 0.06);
  --marked: rgba(56, 217, 150, 0.12);
  --overlay: rgba(0, 0, 0, 0.82);
  --banner: rgba(21, 10, 32, 0.92);
  --banner-border: rgba(255, 255, 255, 0.18);
  --btn-start: #ff5a9e;
  --btn-end: #7d5bff;
  --btn-border: #7d5bff;
  --border-weight: 3px;
  --code-bg: rgba(255, 255, 255, 0.08);
  --code-border: rgba(255, 255, 255, 0.2);
  --code-text: #f7f2ff;
  --manual-bg: #ffffff;
  --manual-border: rgba(255, 255, 255, 0.85);
  --manual-text: #0f172a;
  --manual-shadow: rgba(0, 0, 0, 0.22);
}
body.zumidate-page {
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  background-image: var(--bg-accent);
  background-attachment: fixed;
}
body.theme-halloween {
  --bg: #0c0a12;
  --bg-accent:
    linear-gradient(rgba(12, 10, 18, 0.92), rgba(12, 10, 18, 0.92)),
    url('../assets/images/ThemedBGHalloween.png');
  --text: #f8efe4;
  --muted: #e3c7a6;
  --card: rgba(31, 16, 48, 0.82);
  --card-border: rgba(255, 146, 43, 0.36);
  --accent-1: #ff8f0f;
  --accent-2: #8f3cff;
  --pill: rgba(255, 143, 15, 0.18);
  --cell-bg: rgba(37, 21, 53, 0.9);
  --cell-border: rgba(255, 143, 15, 0.35);
  --marked: rgba(255, 143, 15, 0.18);
  --status-text: #ffd8aa;
  --status-bg: rgba(255, 143, 15, 0.2);
  --status-border: rgba(255, 143, 15, 0.4);
  --btn-start: #ff9a1f;
  --btn-end: #ff6a00;
  --btn-border: #ff8f0f;
  --banner: rgba(31, 16, 48, 0.92);
  --banner-border: rgba(255, 143, 15, 0.36);
  --modal-bg: #1a0e26;
  --modal-border: rgba(255, 143, 15, 0.35);
  --code-bg: rgba(255, 143, 15, 0.12);
  --code-border: rgba(255, 143, 15, 0.4);
  --code-text: #ffe7cc;
  --manual-bg: #fff7f0;
  --manual-border: rgba(255, 143, 15, 0.6);
  --manual-text: #2b0f05;
  --manual-shadow: rgba(255, 143, 15, 0.22);
  background-size:
    auto,
    220px 220px;
  background-repeat: repeat, repeat;
  background-blend-mode: normal, screen;
}
body.theme-christmas {
  --bg: #f9fbff;
  --bg-accent:
    linear-gradient(rgba(255, 255, 255, 0.75), rgba(255, 255, 255, 0.75)),
    url('../assets/images/ThemedBGChristmas.png');
  --text: #16322f;
  --muted: #2f5e56;
  --card: rgba(255, 255, 255, 0.82);
  --card-border: rgba(24, 143, 101, 0.3);
  --accent-1: #e53935;
  --accent-2: #1fa774;
  --pill: rgba(24, 143, 101, 0.14);
  --cell-bg: rgba(255, 255, 255, 0.85);
  --cell-border: rgba(24, 143, 101, 0.24);
  --marked: rgba(24, 167, 116, 0.14);
  --status-text: #1d6c4f;
  --status-bg: rgba(24, 167, 116, 0.15);
  --status-border: rgba(24, 143, 101, 0.35);
  --btn-start: #f75a52;
  --btn-end: #d32f2f;
  --btn-border: #1fa774;
  --banner: rgba(255, 255, 255, 0.92);
  --banner-border: rgba(24, 143, 101, 0.3);
  --modal-bg: rgba(255, 255, 255, 0.95);
  --modal-border: rgba(24, 143, 101, 0.32);
  --code-bg: rgba(24, 143, 101, 0.12);
  --code-border: rgba(24, 143, 101, 0.35);
  --code-text: #0f2d25;
  --manual-bg: #fdfdf8;
  --manual-border: rgba(24, 143, 101, 0.4);
  --manual-text: #0f2d25;
  --manual-shadow: rgba(24, 143, 101, 0.2);
  background-size:
    auto,
    220px 220px;
  background-repeat: repeat, repeat;
  background-blend-mode: normal, multiply;
}
body.theme-christmas .prompt-item label,
body.theme-christmas .input-row label {
  color: #0a0a0a;
}
body.theme-valentines {
  --bg: #18060f;
  --bg-accent:
    radial-gradient(60% 60% at 20% 18%, rgba(255, 116, 156, 0.26), transparent 55%),
    radial-gradient(50% 45% at 78% 12%, rgba(255, 68, 105, 0.2), transparent 50%),
    radial-gradient(60% 50% at 50% 80%, rgba(255, 210, 221, 0.1), transparent 60%);
  --card: rgba(51, 14, 34, 0.78);
  --card-border: rgba(255, 128, 170, 0.4);
  --accent-1: #ff447a;
  --accent-2: #ff9acb;
  --pill: rgba(255, 128, 170, 0.2);
  --cell-bg: rgba(255, 255, 255, 0.9);
  --cell-border: rgba(255, 128, 170, 0.36);
  --marked: rgba(255, 116, 156, 0.18);
  --bg-accent:
    linear-gradient(rgba(255, 210, 221, 0.76), rgba(255, 210, 221, 0.76)),
    url('../assets/images/ThemedBGValentines.png');
  --bg: #fff6fa;
  --text: #3f0f28;
  --muted: #74254d;
  --card: rgba(255, 255, 255, 0.9);
  --status-text: #b61d55;
  --status-bg: rgba(255, 93, 154, 0.14);
  --status-border: rgba(194, 24, 91, 0.35);
  --btn-start: #ff5d9a;
  --btn-end: #ff2f6f;
  --btn-border: #c2185b;
  --banner: rgba(255, 248, 252, 0.9);
  --banner-border: rgba(194, 24, 91, 0.32);
  --modal-bg: rgba(255, 248, 252, 0.96);
  --modal-border: rgba(194, 24, 91, 0.32);
  --code-bg: rgba(255, 93, 154, 0.12);
  --code-border: rgba(194, 24, 91, 0.38);
  --code-text: #4c0f2b;
  --manual-bg: #fff8fc;
  --manual-border: rgba(194, 24, 91, 0.4);
  --manual-text: #4c0f2b;
  --manual-shadow: rgba(194, 24, 91, 0.18);
  background-size:
    auto,
    220px 220px;
  background-repeat: repeat, repeat;
  background-blend-mode: normal, multiply;
}
body.theme-stpatricks {
  --bg: #0b1309;
  --bg-accent:
    linear-gradient(rgba(11, 19, 9, 0.86), rgba(11, 19, 9, 0.86)),
    url('../assets/images/ThemedBGStpatrick.png');
  --text: #e8ffef;
  --muted: #b5f2c6;
  --card: rgba(13, 36, 20, 0.88);
  --card-border: rgba(91, 237, 143, 0.4);
  --accent-1: #2bc96e;
  --accent-2: #91e345;
  --pill: rgba(91, 237, 143, 0.22);
  --cell-bg: rgba(19, 55, 31, 0.9);
  --cell-border: rgba(91, 237, 143, 0.32);
  --marked: rgba(43, 201, 110, 0.18);
  --status-text: #9ff0c3;
  --status-bg: rgba(43, 201, 110, 0.18);
  --status-border: rgba(91, 237, 143, 0.32);
  --btn-start: #34d37a;
  --btn-end: #1fa65e;
  --btn-border: #f4d35e;
  --banner: rgba(13, 36, 20, 0.92);
  --banner-border: rgba(91, 237, 143, 0.32);
  --modal-bg: rgba(13, 36, 20, 0.96);
  --modal-border: rgba(91, 237, 143, 0.32);
  --code-bg: rgba(91, 237, 143, 0.16);
  --code-border: rgba(91, 237, 143, 0.32);
  --code-text: #e8ffef;
  --manual-bg: #12311d;
  --manual-border: rgba(91, 237, 143, 0.5);
  --manual-text: #e8ffef;
  --manual-shadow: rgba(91, 237, 143, 0.22);
  --border-weight: 2px;
  background-size:
    auto,
    220px 220px;
  background-repeat: repeat, repeat;
  background-blend-mode: normal, screen;
}
.brand {
  max-width: 1100px;
  margin: 0 auto;
  padding: 12px 18px 0;
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand img {
  width: 64px;
  height: auto;
  background: #fff;
  border-radius: 12px;
  padding: 6px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3);
}
.brand span {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.icon-btn {
  margin-left: auto;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  border: var(--border-weight) solid var(--card-border);
  background: var(--pill);
  color: var(--text);
  font-weight: 800;
  font-size: 1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition:
    transform 120ms ease,
    opacity 120ms ease,
    box-shadow 120ms ease;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.25);
}
.icon-btn:hover {
  transform: translateY(-1px);
}
.theme-pill {
  margin-left: auto;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--pill);
  color: var(--text);
  border: 1px solid var(--card-border);
  font-weight: 600;
  letter-spacing: 0.02em;
}
.bingo-shell {
  max-width: 1100px;
  margin: 0 auto;
  padding: 10px 14px 28px;
  display: grid;
  gap: 10px;
}
.card {
  background: var(--card);
  border: var(--border-weight) solid var(--card-border);
  border-radius: 14px;
  padding: 14px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(2px);
}
h1,
h2,
h3 {
  margin: 0 0 8px;
  line-height: 1.2;
}
.input-row {
  display: grid;
  gap: 6px;
}
.input-row label {
  font-size: 0.95rem;
  color: var(--muted);
}
.input-row input,
.input-row textarea,
.input-row select {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: var(--border-weight) solid var(--card-border);
  background: var(--cell-bg);
  color: var(--text);
  font-size: 1rem;
}
button {
  border: var(--border-weight) solid var(--btn-border, var(--card-border));
  border-radius: 10px;
  padding: 10px 14px;
  background: linear-gradient(
    120deg,
    var(--btn-start, var(--accent-1)),
    var(--btn-end, var(--accent-2))
  );
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition:
    transform 120ms ease,
    opacity 120ms ease,
    box-shadow 120ms ease;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}
button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
button:hover:not(:disabled) {
  transform: translateY(-1px);
}
.prompt-list {
  display: grid;
  gap: 10px;
  margin: 12px 0;
  max-height: 60vh;
  overflow-y: auto;
  padding-right: 8px;
}
.prompt-item {
  display: grid;
  gap: 6px;
  background: var(--card);
  border: var(--border-weight) solid var(--card-border);
  border-radius: 12px;
  padding: 10px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}
.prompt-item input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: var(--border-weight) solid var(--card-border);
  background: var(--cell-bg);
  color: var(--text);
  font-size: 1rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}
.prompt-item input:focus {
  outline: none;
  border-color: var(--accent-2);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-2) 28%, transparent);
}
.prompt-input-row {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 8px;
}
.swap-btn {
  width: 42px;
  height: 42px;
  padding: 0;
  display: grid;
  place-items: center;
  background: var(--cell-bg);
  border: var(--border-weight) solid var(--card-border);
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}
.swap-btn:hover:not(:disabled) {
  transform: none;
  background: color-mix(in srgb, var(--cell-bg) 60%, var(--accent-2));
}
.swap-btn svg {
  width: 18px;
  height: 18px;
}
.status {
  font-size: 0.95rem;
  color: var(--status-text);
  background: var(--status-bg);
  border: var(--border-weight) solid var(--status-border);
  padding: 8px 10px;
  border-radius: 10px;
}
.board {
  display: grid;
  gap: 6px;
}
.board-grid {
  display: grid;
  gap: 6px;
}
.cell {
  border-radius: 10px;
  padding: 10px;
  background: var(--cell-bg);
  border: 1px solid var(--cell-border);
}
.cell.marked {
  outline: 2px solid var(--accent-1);
  background: var(--marked);
}
#player-code {
  display: none;
  place-items: center;
  min-height: 160px;
}
.code-value {
  font-size: 3rem;
  letter-spacing: 0.14em;
  font-weight: 700;
  color: var(--code-text);
  text-transform: uppercase;
  padding: 12px 18px;
  border-radius: 14px;
  background: var(--code-bg);
  border: var(--border-weight) solid var(--code-border);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}
body.bingo-live #player-code {
  display: grid;
  min-height: auto;
  padding: 8px 10px;
}
body.bingo-live .code-value {
  font-size: clamp(1.35rem, 6vw, 1.85rem);
  letter-spacing: 0.1em;
  padding: 8px 12px;
}
.board-live .code-row input#manual-code {
  background: transparent;
  border: var(--border-weight) solid var(--manual-border);
  color: var(--manual-text);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6);
  font-weight: 700;
  letter-spacing: 0.08em;
}
.board-live .code-row input#manual-code::placeholder {
  color: rgba(15, 23, 42, 0.6);
}
.code-hint {
  max-width: 480px;
  color: var(--muted);
  line-height: 1.4;
}
.pill {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--pill);
  font-size: 0.9rem;
  border: var(--border-weight) solid var(--card-border);
}
.flex {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}
.input-inline {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}
.input-inline input {
  flex: 1 1 160px;
}
.board-card {
  position: relative;
  overflow: hidden;
}
.board-top {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 6px;
}
.board-top .pill {
  background: linear-gradient(120deg, #2b6cff, #9e5cff);
  color: #fff;
}
.board-waiting {
  padding: 12px;
  background: var(--cell-bg);
  border-radius: 12px;
  border: var(--border-weight) dashed var(--card-border);
  display: grid;
  gap: 8px;
}
.board-live {
  display: grid;
  gap: 8px;
}
.board-live .code-row {
  display: grid;
  gap: 8px;
  grid-template-columns: 1fr auto;
  align-items: center;
  background: var(--manual-bg);
  border: var(--border-weight) solid var(--manual-border);
  border-radius: 12px;
  padding: 10px;
  box-shadow: 0 10px 28px var(--manual-shadow);
}
.board-surface {
  padding: 10px;
  background: var(--card);
  border-radius: 12px;
  border: var(--border-weight) solid var(--card-border);
}
.board-surface .board-grid {
  gap: 6px;
}
.cell strong {
  display: block;
  margin-bottom: 4px;
}
.answers-overlay {
  position: fixed;
  inset: 0;
  background: var(--overlay);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  backdrop-filter: blur(4px);
}
.answers-overlay.active {
  display: flex;
}
.answers-panel {
  background: var(--card);
  border: var(--border-weight) solid var(--card-border);
  border-radius: 20px;
  max-width: 520px;
  width: 100%;
  max-height: 90vh;
  display: grid;
  gap: 12px;
  padding: 16px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
}
.bingo-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  transform: translateY(-110%);
  transition: transform 180ms ease;
  padding: 12px 16px;
  background: var(--banner);
  border-bottom: 1px solid var(--banner-border);
  display: flex;
  gap: 10px;
  align-items: center;
  z-index: 10;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
}
.bingo-banner.active {
  transform: translateY(0);
}
.banner-pill {
  background: var(--pill);
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--card-border);
}
.banner-code {
  font-weight: 700;
  letter-spacing: 0.04em;
}
body.theme-loading {
  visibility: hidden;
}
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--overlay);
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 18px;
  padding-top: clamp(40px, 12vh, 120px);
  z-index: 20;
  backdrop-filter: blur(6px);
}
.modal-overlay.active {
  display: flex;
}
.modal-card {
  background: var(--modal-bg, var(--card));
  color: var(--text);
  border: var(--border-weight) solid var(--modal-border, var(--card-border));
  border-radius: 18px;
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.35);
  max-width: 640px;
  width: 100%;
  display: grid;
  gap: 12px;
  padding: 18px;
}
.modal-card h3 {
  margin: 0;
}
.start-steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}
.start-steps li {
  background: var(--cell-bg);
  border: var(--border-weight) solid var(--cell-border);
  border-radius: 12px;
  padding: 10px 12px;
  line-height: 1.45;
}
.start-steps strong {
  display: inline-block;
  min-width: 110px;
}
.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}
.modal-card .pill {
  background: var(--pill);
}
@media (max-width: 640px) {
  .bingo-shell {
    padding: 10px 12px 20px;
    gap: 8px;
  }
  .card {
    padding: 10px;
    border-radius: 12px;
  }
  .flex {
    flex-direction: column;
    align-items: stretch;
  }
  .board-grid {
    gap: 4px;
  }
  .board-live .code-row {
    grid-template-columns: 1fr;
  }
  .cell {
    min-height: 70px;
  }
  .answers-panel {
    max-width: 90vw;
  }
  .bingo-banner {
    flex-direction: column;
    align-items: flex-start;
  }
  .theme-pill {
    width: max-content;
  }
}