:root {
  --bg: #f4ede1;
  --panel: #fffaf2;
  --wood: #dcb35c;
  --wood-dark: #b8860b;
  --ink: #3a2e1f;
  --accent: #c0392b;
  --line: #8a6d3b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
}

#app {
  max-width: 960px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

header {
  text-align: center;
  margin-bottom: 20px;
}

header h1 {
  margin: 0 0 8px;
  font-size: 28px;
  letter-spacing: 4px;
}

.status-bar {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 999px;
  background: #eee2c8;
  font-size: 13px;
  color: #6b5c3f;
}

.panel.hidden { display: none; }
.hidden { display: none; }

.lobby-card {
  max-width: 360px;
  margin: 40px auto;
  background: var(--panel);
  border: 1px solid #e6d8b8;
  border-radius: 12px;
  padding: 28px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
  text-align: center;
}

.lobby-card label {
  display: block;
  text-align: left;
  font-size: 13px;
  margin-bottom: 6px;
  color: #7a6a4a;
}

.lobby-card input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid #d8c79a;
  font-size: 15px;
  margin-bottom: 12px;
  background: #fff;
}

.lobby-row {
  display: flex;
  gap: 8px;
}

.lobby-row input { flex: 1; }

.divider {
  margin: 16px 0;
  color: #b5a67c;
  font-size: 12px;
  position: relative;
}

.btn {
  padding: 10px 18px;
  border-radius: 8px;
  border: 1px solid var(--wood-dark);
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  font-size: 14px;
  transition: transform 0.1s ease, background 0.15s ease;
}

.btn:hover { background: #f5ecd8; }
.btn:active { transform: scale(0.97); }

.btn.primary {
  background: var(--wood-dark);
  color: #fff;
  border-color: var(--wood-dark);
  width: 100%;
}

.btn.primary:hover { background: #a06f08; }

.btn.small { padding: 8px 12px; font-size: 13px; }

.room-code {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: 6px;
  color: var(--accent);
}

.hint { color: #8a7a58; font-size: 13px; }

.game-layout {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  justify-content: center;
  flex-wrap: wrap;
}

.board-wrap {
  background: linear-gradient(135deg, var(--wood), #e8c374);
  border-radius: 10px;
  padding: 12px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.15);
}

.board-inner {
  position: relative;
  line-height: 0;
}

#board {
  display: block;
  max-width: 100%;
  height: auto;
  cursor: pointer;
  border-radius: 4px;
}

#fx {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.skill-banner {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.4);
  pointer-events: none;
  opacity: 0;
  font-weight: 900;
  font-size: clamp(24px, 6vw, 44px);
  white-space: nowrap;
  text-shadow: 0 0 6px rgba(0,0,0,0.55), 0 0 18px currentColor;
  letter-spacing: 2px;
  z-index: 5;
}

.skill-banner.show {
  animation: bannerPop 1.15s cubic-bezier(.2,.9,.3,1) forwards;
}

@keyframes bannerPop {
  0% { opacity: 0; transform: translate(-50%, -50%) scale(0.25) rotate(-10deg); }
  14% { opacity: 1; transform: translate(-50%, -50%) scale(1.25) rotate(3deg); }
  28% { transform: translate(-50%, -50%) scale(1) rotate(0deg); }
  72% { opacity: 1; transform: translate(-50%, -50%) scale(1) rotate(0deg); }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(1.4) rotate(0deg); }
}

.board-wrap.shake {
  animation: boardShake 0.45s;
}

@keyframes boardShake {
  10%, 90% { transform: translate(-1px, -1px); }
  20%, 80% { transform: translate(3px, 2px); }
  30%, 50%, 70% { transform: translate(-6px, 4px); }
  40%, 60% { transform: translate(6px, -4px); }
}

.side-panel {
  width: 260px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.players {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.player-tag {
  padding: 10px 12px;
  border-radius: 8px;
  background: var(--panel);
  border: 1px solid #e6d8b8;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.player-tag .dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  display: inline-block;
  border: 1px solid rgba(0,0,0,0.2);
}

.player-tag .dot.black { background: #2b2b2b; }
.player-tag .dot.white { background: #f5f5f5; }

.turn-info {
  text-align: center;
  padding: 10px;
  border-radius: 8px;
  background: #fff3d6;
  font-weight: 600;
  font-size: 14px;
  border: 1px solid #e6d8b8;
}

.skills-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.skill-btn {
  background: #fff;
  font-size: 13px;
  padding: 8px 6px;
}

.skill-btn.armed {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.skill-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.skill-btn.used {
  opacity: 0.4;
  filter: grayscale(1);
  text-decoration: line-through;
  background: #ded6bd;
  border-color: #c3b28a;
  color: #8a7a58;
  cursor: not-allowed;
}

.skill-hint {
  text-align: center;
  font-size: 12px;
  color: var(--accent);
  padding: 4px;
}

.skill-hint.hidden { display: none; }

.wanning-counter {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  background: #fff3d6;
  border: 1px solid #e6d8b8;
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--wood-dark);
}

.wanning-counter.hidden { display: none; }

.chat-box {
  height: 220px;
  overflow-y: auto;
  background: var(--panel);
  border: 1px solid #e6d8b8;
  border-radius: 8px;
  padding: 8px;
  font-size: 13px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.chat-box .msg { line-height: 1.4; word-break: break-word; }
.chat-box .msg .who { font-weight: 600; color: var(--wood-dark); }
.chat-box .msg.system { color: #a08d64; font-style: italic; }

.chat-box .msg.image img {
  display: block;
  max-width: 140px;
  max-height: 140px;
  margin-top: 4px;
  border-radius: 8px;
  border: 1px solid #e6d8b8;
  cursor: zoom-in;
}

.chat-input-row {
  display: flex;
  gap: 6px;
}

.chat-input-row input {
  flex: 1;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid #d8c79a;
  font-size: 13px;
}

.lobby-msg {
  min-height: 18px;
  color: var(--accent);
  font-size: 13px;
  margin: 4px 0 0;
}

@media (max-width: 640px) {
  .side-panel { width: 100%; }
}