:root {
  --bg: #0e0f13;
  --panel: #181a22;
  --panel-2: #202432;
  --text: #f4f2ee;
  --muted: #b9b4ab;
  --accent: #f2b35a;
  --accent-2: #7cc4ff;
  --danger: #ff6b6b;
  --line: #2a2f3f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Space Grotesk", "Noto Sans KR", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.bg {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(800px circle at 10% 10%, rgba(124, 196, 255, 0.25), transparent 55%),
    radial-gradient(900px circle at 85% 25%, rgba(242, 179, 90, 0.22), transparent 60%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 40%);
  pointer-events: none;
  z-index: 0;
}

.header {
  position: sticky;
  top: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 8vw 16px;
  background: rgba(14, 15, 19, 0.85);
  backdrop-filter: blur(8px);
  z-index: 1;
  border-bottom: 1px solid var(--line);
}

.brand {
  font-size: 20px;
  letter-spacing: 1px;
}

.tag {
  color: var(--muted);
  font-size: 14px;
}

.layout {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 24px;
  padding: 32px 8vw 64px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 24px;
  border-radius: 16px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

.panel h1,
.panel h2,
.panel h3 {
  margin-top: 0;
}

.muted {
  color: var(--muted);
  font-size: 14px;
}

.choices {
  display: grid;
  gap: 12px;
  margin: 16px 0 24px;
}

.choice {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--line);
  padding: 14px 16px;
  border-radius: 12px;
  text-align: left;
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.choice:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
}

.bars div {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px dashed var(--line);
}

.actions {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  margin-bottom: 16px;
}

.action {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--line);
  padding: 12px;
  border-radius: 10px;
  cursor: pointer;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.action:hover:enabled {
  border-color: var(--accent-2);
  transform: translateY(-2px);
}

.action:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.status {
  padding: 12px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  margin-bottom: 16px;
}

.controls {
  display: flex;
  gap: 12px;
}

.controls button {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
  padding: 10px 16px;
  border-radius: 10px;
  cursor: pointer;
}

.controls button:hover {
  border-color: var(--accent);
}

.log ul,
#log {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

#log li {
  background: var(--panel-2);
  border: 1px solid var(--line);
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 14px;
}

#log li.win {
  border-color: var(--accent);
}

#log li.lose {
  border-color: var(--danger);
}

@media (max-width: 720px) {
  .header {
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
  }
}