:root {
  --page-bg: #f6f5f0;
  --device-bg: #ffffff;
  --lcd-bg: #fbfaf5;
  --text: #1a1a1a;
  --text-muted: #7a7972;
  --text-dim: #a8a7a0;
  --border: rgba(0, 0, 0, 0.08);
  --border-strong: rgba(0, 0, 0, 0.18);
  --accent: #0f766e;
  --accent-bg: #ecfdf5;
  --accent-text: #115e59;
  --primary-bg: #1a1a1a;
  --primary-text: #ffffff;
  --radius: 10px;
  --radius-lg: 18px;
  --radius-pill: 999px;
  --gap: 10px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --page-bg: #0e0e0c;
    --device-bg: #1a1a18;
    --lcd-bg: #14140f;
    --text: #f0efe8;
    --text-muted: #8b8a82;
    --text-dim: #5a5952;
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.18);
    --accent: #2dd4bf;
    --accent-bg: #0f2925;
    --accent-text: #99f6e4;
    --primary-bg: #f0efe8;
    --primary-text: #14140f;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: var(--page-bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  min-height: 100vh;
  min-height: 100dvh;
}

.device {
  width: 100%;
  max-width: 420px;
  background: var(--device-bg);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

/* LCD */

.lcd {
  background: var(--lcd-bg);
  border: 0.5px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.lcd-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.app-name {
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 2px;
  color: var(--text);
}

.score-display {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.score-label {
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--text-muted);
}

.score-value {
  font-size: 32px;
  font-weight: 500;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.section-tag {
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-top: 2px;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.upper-progress { font-variant-numeric: tabular-nums; }
.upper-progress.earned { color: var(--accent-text); }

/* Score grids */

.grid {
  display: grid;
  border: 0.5px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--device-bg);
}

.grid-upper { grid-template-columns: repeat(6, 1fr); }
.grid-lower { grid-template-columns: repeat(8, 1fr); }

.cell-head,
.cell-val {
  border-right: 0.5px solid var(--border);
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.cell-head:nth-child(6n),
.grid-lower .cell-head:nth-child(8n),
.cell-val:nth-child(6n),
.grid-lower .cell-val:nth-child(8n) {
  border-right: none;
}

.cell-head {
  padding: 6px 2px;
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.4px;
  line-height: 1.2;
  min-height: 34px;
  display: grid;
  place-items: center;
}

.cell-val {
  padding: 7px 2px;
  font-size: 15px;
  color: var(--text);
  border-top: 0.5px solid var(--border);
  min-height: 30px;
  display: grid;
  place-items: center;
  cursor: pointer;
}

.cell-val.empty { color: var(--text-dim); }
.cell-val.selected { background: var(--accent-bg); color: var(--accent-text); }
.cell-val.filled { color: var(--text); }
.cell-val.just-filled { animation: cell-flash 0.7s ease-out; }

@keyframes cell-flash {
  0%   { background: var(--accent); color: var(--primary-text); }
  60%  { background: var(--accent-bg); color: var(--accent-text); }
  100% { background: transparent; color: var(--text); }
}

.cell-bonus.cell-head { color: var(--accent); font-weight: 500; }
.cell-bonus.cell-val { color: var(--accent-text); background: var(--accent-bg); }
.cell-bonus.cell-val.empty { color: var(--text-dim); background: transparent; }

/* Dice */

.dice-area {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 2px;
}

.roll-indicator {
  font-size: 11px;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  text-align: right;
  min-height: 14px;
}

.dice {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}

.die {
  aspect-ratio: 1;
  background: var(--device-bg);
  border: 0.5px solid var(--border-strong);
  border-radius: 12px;
  color: var(--text);
  cursor: pointer;
  user-select: none;
  --pip: 9%;
  --edge: 22%;
  --mid: 50%;
  --far: 78%;
  background-repeat: no-repeat;
  background-position: 0 0;
  background-size: 100% 100%;
}

.die.held {
  background-color: var(--accent-bg);
  border-color: var(--accent);
  color: var(--accent-text);
}


.die[data-value="1"] {
  background-image:
    radial-gradient(circle at var(--mid) var(--mid), currentColor var(--pip), transparent calc(var(--pip) + 0.5%));
}

.die[data-value="2"] {
  background-image:
    radial-gradient(circle at var(--edge) var(--edge), currentColor var(--pip), transparent calc(var(--pip) + 0.5%)),
    radial-gradient(circle at var(--far) var(--far), currentColor var(--pip), transparent calc(var(--pip) + 0.5%));
}

.die[data-value="3"] {
  background-image:
    radial-gradient(circle at var(--edge) var(--edge), currentColor var(--pip), transparent calc(var(--pip) + 0.5%)),
    radial-gradient(circle at var(--mid) var(--mid), currentColor var(--pip), transparent calc(var(--pip) + 0.5%)),
    radial-gradient(circle at var(--far) var(--far), currentColor var(--pip), transparent calc(var(--pip) + 0.5%));
}

.die[data-value="4"] {
  background-image:
    radial-gradient(circle at var(--edge) var(--edge), currentColor var(--pip), transparent calc(var(--pip) + 0.5%)),
    radial-gradient(circle at var(--far) var(--edge), currentColor var(--pip), transparent calc(var(--pip) + 0.5%)),
    radial-gradient(circle at var(--edge) var(--far), currentColor var(--pip), transparent calc(var(--pip) + 0.5%)),
    radial-gradient(circle at var(--far) var(--far), currentColor var(--pip), transparent calc(var(--pip) + 0.5%));
}

.die[data-value="5"] {
  background-image:
    radial-gradient(circle at var(--edge) var(--edge), currentColor var(--pip), transparent calc(var(--pip) + 0.5%)),
    radial-gradient(circle at var(--far) var(--edge), currentColor var(--pip), transparent calc(var(--pip) + 0.5%)),
    radial-gradient(circle at var(--mid) var(--mid), currentColor var(--pip), transparent calc(var(--pip) + 0.5%)),
    radial-gradient(circle at var(--edge) var(--far), currentColor var(--pip), transparent calc(var(--pip) + 0.5%)),
    radial-gradient(circle at var(--far) var(--far), currentColor var(--pip), transparent calc(var(--pip) + 0.5%));
}

.die[data-value="6"] {
  background-image:
    radial-gradient(circle at var(--edge) var(--edge), currentColor var(--pip), transparent calc(var(--pip) + 0.5%)),
    radial-gradient(circle at var(--edge) var(--mid), currentColor var(--pip), transparent calc(var(--pip) + 0.5%)),
    radial-gradient(circle at var(--edge) var(--far), currentColor var(--pip), transparent calc(var(--pip) + 0.5%)),
    radial-gradient(circle at var(--far) var(--edge), currentColor var(--pip), transparent calc(var(--pip) + 0.5%)),
    radial-gradient(circle at var(--far) var(--mid), currentColor var(--pip), transparent calc(var(--pip) + 0.5%)),
    radial-gradient(circle at var(--far) var(--far), currentColor var(--pip), transparent calc(var(--pip) + 0.5%));
}

.die.empty[data-value] { background-image: none; cursor: default; }

.die.rolling { animation: die-shake 0.42s ease-out; }

@keyframes die-shake {
  0%   { transform: translateY(0)   rotate(0deg); }
  25%  { transform: translateY(-3px) rotate(-6deg); }
  55%  { transform: translateY(2px)  rotate(5deg); }
  80%  { transform: translateY(-1px) rotate(-2deg); }
  100% { transform: translateY(0)   rotate(0deg); }
}

/* HOLD row */

.holds {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  padding: 0 4px;
}

.hold-btn {
  background: none;
  border: none;
  padding: 6px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  font-family: inherit;
}

.hold-dot {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--device-bg);
  border: 0.5px solid var(--border-strong);
  transition: background 0.15s, border-color 0.15s;
}

.hold-btn[aria-pressed="true"] .hold-dot {
  background: var(--accent);
  border-color: var(--accent);
}

.hold-label {
  font-size: 11px;
  letter-spacing: 0.6px;
  color: var(--text-muted);
}

/* Aux row */

.aux {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
}

.aux-btn {
  min-height: 46px;
  display: grid;
  place-items: center;
  text-align: center;
  font-family: inherit;
  font-size: 11px;
  letter-spacing: 0.5px;
  line-height: 1.25;
  padding: 6px 4px;
  background: var(--device-bg);
  color: var(--text-muted);
  border: 0.5px solid var(--border-strong);
  border-radius: 8px;
  cursor: pointer;
}

.aux-btn:hover { color: var(--text); }

/* Action row */

.action {
  display: grid;
  grid-template-columns: 1.3fr auto 1.3fr;
  gap: 10px;
  align-items: end;
}

.control-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.rocker {
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 100%;
  border: 0.5px solid var(--border-strong);
  border-radius: var(--radius-pill);
  overflow: hidden;
  background: var(--device-bg);
}

.rocker-btn {
  padding: 13px 0;
  background: none;
  border: none;
  font-family: inherit;
  font-size: 16px;
  color: var(--text);
  cursor: pointer;
}

.rocker-btn + .rocker-btn { border-left: 0.5px solid var(--border); }
.rocker-btn:hover { background: var(--accent-bg); color: var(--accent-text); }

.enter-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 0.5px solid var(--border-strong);
  background: var(--device-bg);
  font-family: inherit;
  font-size: 11px;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  cursor: pointer;
}

.enter-btn:hover { color: var(--text); }

.roll-btn {
  width: 100%;
  padding: 15px 0;
  border: none;
  border-radius: var(--radius-pill);
  background: var(--primary-bg);
  color: var(--primary-text);
  font-family: inherit;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 1.5px;
  cursor: pointer;
}

.roll-btn:hover:not(:disabled) { opacity: 0.9; }

button:disabled { opacity: 0.35; cursor: not-allowed; }

.control-label {
  font-size: 11px;
  letter-spacing: 0.6px;
  color: var(--text-muted);
  text-align: center;
}

/* Focus */

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

button:focus-visible { outline-offset: 3px; }