:root {
  --bg: #17181c;
  --panel: #24262d;
  --text: #e8e6e1;
  --muted: #9a9a9a;
  --live: #c0392b;
  --blank: #3d7dca;
  --unknown: #555861;
  --accent: #d9a441;
}

* { box-sizing: border-box; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  max-width: 720px;
  margin: 0 auto;
  padding: 16px;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

header h1 { font-size: 1.3rem; margin: 0; }

.link-btn {
  background: none;
  border: 1px solid var(--muted);
  color: var(--text);
  padding: 4px 10px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.85rem;
}

#chamber-info { text-align: center; margin-bottom: 16px; }
#chamber-counts { color: var(--accent); font-weight: 600; }

#shell-strip {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.shell {
  width: 22px;
  height: 34px;
  border-radius: 4px;
  border: 1px solid #000a;
}
.shell.live { background: var(--live); }
.shell.blank { background: var(--blank); }
.shell.unknown { background: var(--unknown); }

#board {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
}

.panel {
  background: var(--panel);
  border-radius: 10px;
  padding: 12px;
}
.panel h2 { margin: 0 0 6px 0; font-size: 1rem; }
.panel h3 { margin: 10px 0 6px 0; font-size: 0.8rem; color: var(--muted); text-transform: uppercase; }

.hp-bar {
  background: #000a;
  border-radius: 6px;
  height: 14px;
  overflow: hidden;
}
.hp-fill {
  height: 100%;
  background: linear-gradient(90deg, #7fbf5f, #4c9a4c);
  transition: width 0.3s ease;
}
.hp-label { font-size: 0.8rem; color: var(--muted); margin-top: 2px; }

#player-items, #dealer-items {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.item-btn {
  background: #34363f;
  border: 1px solid #4a4d59;
  color: var(--text);
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 0.8rem;
  cursor: pointer;
}
.item-btn:hover { border-color: var(--accent); }
.item-btn:disabled { opacity: 0.4; cursor: default; }

.item-chip {
  background: #34363f;
  border: 1px solid #4a4d59;
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 0.8rem;
}

#actions {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-bottom: 16px;
}

#actions button {
  flex: 1;
  max-width: 220px;
  padding: 12px;
  font-size: 1rem;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  color: white;
}
#shoot-self-btn { background: #3d7dca; }
#shoot-dealer-btn { background: #c0392b; }
#actions button:disabled { opacity: 0.35; cursor: default; }

#log-area {
  background: var(--panel);
  border-radius: 10px;
  padding: 10px 12px;
}
#log-area h3 { margin: 0 0 6px 0; font-size: 0.8rem; color: var(--muted); text-transform: uppercase; }
#log {
  max-height: 160px;
  overflow-y: auto;
  display: flex;
  flex-direction: column-reverse;
  font-size: 0.85rem;
  line-height: 1.4;
}
#log div { padding: 2px 0; border-bottom: 1px solid #ffffff10; }

#overlay {
  position: fixed;
  inset: 0;
  background: #000c;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
#overlay.hidden { display: none; }
#overlay-box {
  background: var(--panel);
  border-radius: 12px;
  padding: 20px;
  max-width: 420px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
}
#overlay-box h2 { margin-top: 0; }
#overlay-box .choice-btn {
  display: block;
  width: 100%;
  text-align: left;
  background: #34363f;
  border: 1px solid #4a4d59;
  color: var(--text);
  padding: 10px;
  border-radius: 6px;
  margin-bottom: 8px;
  cursor: pointer;
}
#overlay-box .choice-btn.selected { border-color: var(--accent); background: #443a24; }
#overlay-box input[type=text] {
  width: 100%;
  padding: 8px;
  border-radius: 6px;
  border: 1px solid #4a4d59;
  background: #1b1c21;
  color: var(--text);
  margin-bottom: 10px;
}
#overlay-box .primary-btn {
  background: var(--accent);
  border: none;
  color: #1b1c21;
  padding: 10px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
  margin-right: 8px;
}
#overlay-box .secondary-btn {
  background: none;
  border: 1px solid var(--muted);
  color: var(--text);
  padding: 10px 16px;
  border-radius: 6px;
  cursor: pointer;
}
#overlay-box table { width: 100%; border-collapse: collapse; }
#overlay-box td, #overlay-box th { padding: 4px 6px; text-align: left; border-bottom: 1px solid #ffffff15; }

@media (max-width: 480px) {
  #board { grid-template-columns: 1fr; }
}