:root {
  color-scheme: dark;
  --bg-1: #0b1020;
  --bg-2: #131b34;
  --accent: #7c9eff;
  --accent-2: #ffb648;
  --glass: rgba(20, 28, 54, 0.72);
  --glass-border: rgba(255, 255, 255, 0.12);
  --text: #eef1fb;
  --text-dim: #9aa4c4;
  --danger: #ff5d6c;
  --success: #45e0a8;
  font-family: "Segoe UI", "Helvetica Neue", Arial, system-ui, sans-serif;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: radial-gradient(ellipse at 50% 30%, var(--bg-2), var(--bg-1) 70%);
  color: var(--text);
  overscroll-behavior: none;
  touch-action: none;
}

#scene {
  position: fixed;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
}

#vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 45%, rgba(0,0,0,0.55) 100%);
  z-index: 2;
}

#topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: max(14px, env(safe-area-inset-top)) 16px 10px;
  pointer-events: none;
}
#topbar > * { pointer-events: auto; }

#title {
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 13px;
  color: var(--text-dim);
  text-shadow: 0 2px 8px rgba(0,0,0,0.6);
}

.icon-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--glass-border);
  background: var(--glass);
  backdrop-filter: blur(10px);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0,0,0,0.35);
  transition: transform 0.15s ease, background 0.15s ease;
}
.icon-btn:active { transform: scale(0.92); }
.icon-btn svg { width: 22px; height: 22px; fill: currentColor; }
.icon-btn.small { width: 34px; height: 34px; }
.icon-btn.small svg { width: 16px; height: 16px; }

#rollBar {
  position: fixed;
  left: 50%;
  top: max(70px, calc(env(safe-area-inset-top) + 70px));
  transform: translateX(-50%);
  z-index: 20;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  pointer-events: none;
}
#rollBar > * { pointer-events: auto; }

#btnRoll {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 30px;
  border-radius: 999px;
  border: none;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: #0b1020;
  background: linear-gradient(135deg, var(--accent-2), #ff8a5c);
  box-shadow: 0 10px 30px rgba(255, 140, 60, 0.35), 0 2px 8px rgba(0,0,0,0.4);
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
#btnRoll:active { transform: scale(0.95); }
#btnRoll .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #0b1020;
  opacity: 0.5;
}
#btnRoll.rolling { opacity: 0.6; pointer-events: none; }

#shakeHint {
  font-size: 12px;
  color: var(--text-dim);
  text-shadow: 0 2px 8px rgba(0,0,0,0.6);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0.85;
  display: none;
}
#shakeHint.visible { display: block; }
@media (max-width: 420px) {
  #shakeHint { font-size: 11px; }
}

.panel {
  position: fixed;
  z-index: 30;
  top: max(70px, calc(env(safe-area-inset-top) + 70px));
  left: 50%;
  transform: translateX(-50%);
  width: min(420px, calc(100vw - 24px));
  max-height: calc(100vh - 160px);
  overflow-y: auto;
  background: var(--glass);
  backdrop-filter: blur(18px);
  border: 1px solid var(--glass-border);
  border-radius: 22px;
  padding: 18px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.panel.hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(-12px) scale(0.98);
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.panel-head h2 {
  font-size: 15px;
  margin: 0;
  letter-spacing: 0.04em;
  color: var(--text);
}

#dicePoolList { display: flex; flex-direction: column; gap: 8px; margin-bottom: 14px; }

.pool-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 8px 10px;
}
.pool-row .die-icon {
  width: 34px; height: 34px;
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-size: 12px;
  color: #0b1020;
  flex-shrink: 0;
}
.pool-row .die-label { flex: 1; font-size: 14px; }
.pool-row .stepper {
  display: flex; align-items: center; gap: 6px;
}
.pool-row .stepper button {
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 1px solid var(--glass-border);
  background: rgba(255,255,255,0.06);
  color: var(--text);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
}
.pool-row .stepper button:active { transform: scale(0.9); }
.pool-row .stepper .count { width: 22px; text-align: center; font-variant-numeric: tabular-nums; font-weight: 600;}
.pool-row .remove-btn {
  background: none; border: none; color: var(--text-dim);
  font-size: 18px; cursor: pointer; padding: 4px 6px;
}

.add-die-row { margin-bottom: 4px; }
.add-label { font-size: 12px; color: var(--text-dim); display: block; margin-bottom: 6px; }
#addDieButtons { display: flex; flex-wrap: wrap; gap: 8px; }
.add-die-btn {
  padding: 8px 14px;
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  background: rgba(255,255,255,0.05);
  color: var(--text);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
}
.add-die-btn:active { transform: scale(0.94); }

.divider { height: 1px; background: var(--glass-border); margin: 16px 0; }

.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  font-size: 13.5px;
  color: var(--text);
}
.switch { position: relative; display: inline-block; flex-shrink: 0; }
.switch input {
  position: absolute;
  opacity: 0;
  width: 44px;
  height: 24px;
  margin: 0;
  cursor: pointer;
}
.switch-track {
  display: block;
  width: 44px;
  height: 24px;
  border-radius: 999px;
  background: rgba(255,255,255,0.12);
  border: 1px solid var(--glass-border);
  transition: background 0.2s ease;
  position: relative;
}
.switch-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--text-dim);
  transition: transform 0.2s ease, background 0.2s ease;
}
.switch input:checked + .switch-track { background: rgba(124,158,255,0.35); border-color: rgba(124,158,255,0.5); }
.switch input:checked + .switch-track .switch-thumb { transform: translateX(20px); background: var(--accent); }

.preset-row { display: flex; gap: 8px; margin-bottom: 10px; }
.preset-row input {
  flex: 1;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  background: rgba(255,255,255,0.05);
  color: var(--text);
  font-size: 14px;
}
.preset-row input::placeholder { color: var(--text-dim); }

.btn-secondary, .btn-primary, .btn-ghost {
  border: none;
  border-radius: 12px;
  padding: 10px 16px;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
}
.btn-secondary { background: rgba(124,158,255,0.18); color: var(--accent); border: 1px solid rgba(124,158,255,0.35); }
.btn-primary { background: var(--accent); color: #0b1020; }
.btn-ghost { background: transparent; color: var(--text-dim); border: 1px solid var(--glass-border); }

.preset-list { display: flex; flex-direction: column; gap: 6px; max-height: 140px; overflow-y: auto; }
.preset-item {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 10px;
  border-radius: 10px;
  background: rgba(255,255,255,0.03);
}
.preset-item .name { flex: 1; font-size: 13px; }
.preset-item button {
  background: none; border: none; color: var(--text-dim); cursor: pointer; font-size: 13px; padding: 4px 6px;
}
.preset-item .load-btn { color: var(--accent); font-weight: 600; }
.preset-item .del-btn { color: var(--danger); }

.panel-actions { display: flex; gap: 10px; margin-top: 16px; }
.panel-actions .btn-ghost { flex: 1; }
.panel-actions .btn-primary { flex: 2; text-align: center; }

.results {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 15;
  max-height: 52vh;
  background: linear-gradient(180deg, rgba(11,16,32,0) 0%, rgba(11,16,32,0.85) 10%, rgba(9,13,26,0.96) 100%);
  backdrop-filter: blur(14px);
  border-top: 1px solid var(--glass-border);
  border-radius: 26px 26px 0 0;
  padding: 10px 20px max(20px, env(safe-area-inset-bottom));
  transform: translateY(100%);
  transition: transform 0.35s cubic-bezier(.22,1,.36,1);
  overflow-y: auto;
}
.results.visible { transform: translateY(0); }
.results-handle {
  width: 40px; height: 4px;
  border-radius: 2px;
  background: var(--glass-border);
  margin: 4px auto 12px;
}

.results-sum { text-align: center; margin-bottom: 8px; }
.sum-value {
  font-size: 44px;
  font-weight: 800;
  background: linear-gradient(135deg, #fff, var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}
.sum-label { font-size: 12px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.08em; margin-top: 4px; }

.reroll-btn {
  display: block;
  margin: 10px auto 0;
  padding: 10px 20px;
  border-radius: 999px;
  border: none;
  background: linear-gradient(135deg, var(--accent), #5a7fe0);
  color: #0b1020;
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  box-shadow: 0 6px 18px rgba(124,158,255,0.35);
}
.reroll-btn.hidden { display: none; }

.reroll-hint {
  text-align: center;
  font-size: 11.5px;
  color: var(--text-dim);
  margin: 8px 0 0;
}

.badges { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin: 12px 0; }
.badge {
  padding: 6px 13px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 5px;
}
.badge.good { background: rgba(69,224,168,0.16); color: var(--success); border: 1px solid rgba(69,224,168,0.35); }
.badge.crit-hit { background: rgba(255,182,72,0.18); color: var(--accent-2); border: 1px solid rgba(255,182,72,0.4); }
.badge.crit-fail { background: rgba(255,93,108,0.16); color: var(--danger); border: 1px solid rgba(255,93,108,0.4); }

.groups-wrap { display: flex; flex-direction: column; gap: 10px; }
.group-block {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 10px 12px;
}
.group-block .group-title {
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
}
.dice-values { display: flex; flex-wrap: wrap; gap: 6px; }
.die-chip {
  min-width: 30px;
  height: 30px;
  padding: 0 6px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-size: 13px;
  color: #0b1020;
  box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}
.die-chip.crit-hit { outline: 2px solid var(--accent-2); outline-offset: 1px; }
.die-chip.crit-fail { outline: 2px solid var(--danger); outline-offset: 1px; }
.die-chip {
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.die-chip:active { transform: scale(0.92); }
.die-chip.selected {
  transform: translateY(-3px);
  box-shadow: 0 0 0 2px var(--accent-2), 0 4px 12px rgba(255,182,72,0.5);
}

.overlay {
  position: fixed; inset: 0; z-index: 50;
  background: rgba(5,8,18,0.7);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.overlay.hidden { display: none; }
.overlay-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 24px;
  max-width: 340px;
  text-align: center;
  display: flex; flex-direction: column; gap: 14px;
}
.overlay-card p { margin: 0 0 4px; font-size: 14px; color: var(--text); line-height: 1.5; }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 3px; }