/* ===== CSS 变量 ===== */
:root {
  --color-primary: #e74c3c;
  --color-primary-dark: #c0392b;
  --color-secondary: #3498db;
  --color-secondary-dark: #2980b9;
  --color-success: #27ae60;
  --color-danger: #e74c3c;
  --color-warning: #f39c12;
  --color-bg: #1a1a2e;
  --color-bg-card: #16213e;
  --color-bg-surface: #0f3460;
  --color-text: #eaeaea;
  --color-text-muted: #a0a0b0;
  --color-border: #2a2a4a;
  --color-card-red: #e74c3c;
  --color-card-black: #eaeaea;
  --color-card-bg: #fff;
  --color-card-selected: #ffd700;
  --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', sans-serif;
  --radius: 8px;
  --radius-card: 6px;
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --touch-min: 44px;
  --card-width: 52px;
  --card-height: 72px;
  --card-font: 14px;
}

/* ===== 全局 Reset ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  width: 100%;
  height: 100%;
  overflow-x: hidden;
}

body {
  font-family: var(--font-main);
  background-color: var(--color-bg);
  color: var(--color-text);
  font-size: 16px;
  line-height: 1.5;
  -webkit-tap-highlight-color: transparent;
  -webkit-text-size-adjust: 100%;
}

/* ===== 视图切换 ===== */
.view {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  padding: var(--spacing-md);
}

.view.hidden {
  display: none !important;
}

/* 通用隐藏工具类 */
.hidden {
  display: none !important;
}

.view.active {
  display: flex;
}

/* ===== 通用头部 ===== */
.view-header {
  text-align: center;
  padding: var(--spacing-lg) 0 var(--spacing-md);
  position: relative;
}

.view-header h1 {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 2px;
}

.view-header h2 {
  font-size: 22px;
  font-weight: 600;
}

.subtitle {
  color: var(--color-text-muted);
  font-size: 14px;
  margin-top: var(--spacing-xs);
}

/* ===== 通用 Body ===== */
.view-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  padding-bottom: var(--spacing-lg);
}

/* ===== 通用 Footer ===== */
.view-footer {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  padding: var(--spacing-md) 0;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--touch-min);
  min-width: var(--touch-min);
  padding: var(--spacing-sm) var(--spacing-md);
  border: none;
  border-radius: var(--radius);
  font-family: var(--font-main);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.1s;
  text-decoration: none;
  -webkit-appearance: none;
  appearance: none;
}

.btn:active {
  transform: scale(0.97);
  opacity: 0.85;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #fff;
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: #fff;
}

.btn-secondary:hover {
  background-color: var(--color-secondary-dark);
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.btn-ghost:hover {
  color: var(--color-text);
  border-color: var(--color-text-muted);
}

.btn-danger {
  background-color: var(--color-danger);
  color: #fff;
}

.btn-back {
  background: transparent;
  color: var(--color-text-muted);
  font-size: 14px;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  padding: var(--spacing-sm);
}

.btn-large {
  width: 100%;
  font-size: 17px;
  min-height: 52px;
}

.btn-mode, .btn-multiplier {
  flex: 1;
  background-color: var(--color-bg-surface);
  color: var(--color-text);
  border: 2px solid var(--color-border);
  font-size: 16px;
  font-weight: 600;
}

.btn-mode.selected, .btn-multiplier.selected {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background-color: rgba(231, 76, 60, 0.15);
}

.btn-partner {
  background-color: var(--color-bg-surface);
  color: var(--color-text);
  border: 2px solid var(--color-border);
  font-size: 14px;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius);
  min-height: var(--touch-min);
}

.btn-partner.selected {
  border-color: var(--color-success);
  color: var(--color-success);
  background-color: rgba(39, 174, 96, 0.15);
}

/* ===== 错误提示 ===== */
.error-msg {
  background-color: rgba(231, 76, 60, 0.15);
  border: 1px solid var(--color-danger);
  color: #ff6b6b;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius);
  font-size: 14px;
  text-align: center;
}

.error-msg.hidden {
  display: none;
}

/* ===== 设置界面 ===== */
.player-inputs {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.player-input-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  background-color: var(--color-bg-card);
  border-radius: var(--radius);
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--color-border);
}

.player-input-row label {
  min-width: 50px;
  color: var(--color-text-muted);
  font-size: 14px;
}

.player-input-row input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--color-text);
  font-size: 16px;
  font-family: var(--font-main);
  outline: none;
  min-height: var(--touch-min);
}

.player-input-row input::placeholder {
  color: var(--color-border);
}

/* ===== 叫主界面 ===== */
.bid-section {
  background-color: var(--color-bg-card);
  border-radius: var(--radius);
  padding: var(--spacing-md);
  border: 1px solid var(--color-border);
}

.bid-section h3 {
  font-size: 15px;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
}

.bid-selected-info {
  font-size: 13px;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
  min-height: 20px;
}

/* 叫主者手牌展示 */
.bid-caller-hand {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: var(--spacing-xs) 0;
}

/* 叫牌选择器：点数×花色网格 */
.bid-picker {
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow-x: auto;
}

.bid-picker-row {
  display: grid;
  grid-template-columns: 32px repeat(4, 1fr);
  gap: 4px;
  align-items: center;
}

.bid-picker-header .bid-cell-suit {
  font-size: 18px;
  text-align: center;
  font-weight: 700;
}

.bid-cell-label {
  font-size: 13px;
  color: var(--color-text-muted);
  text-align: center;
  font-weight: 600;
}

.bid-cell {
  background-color: var(--color-bg-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 6px 4px;
  text-align: center;
  font-size: 13px;
  font-weight: 700;
  min-height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.bid-cell-clickable {
  cursor: pointer;
  transition: border-color 0.1s, background-color 0.1s, transform 0.1s;
}

.bid-cell-clickable:active {
  transform: scale(0.95);
}

.bid-cell-clickable.selected {
  border-color: var(--color-card-selected);
  background-color: rgba(255, 215, 0, 0.15);
  box-shadow: 0 0 6px rgba(255, 215, 0, 0.4);
}

.bid-cell.red { color: var(--color-card-red); }
.bid-cell.black { color: var(--color-text); }

.bid-objection-msg {
  font-size: 15px;
  color: var(--color-text);
  line-height: 1.6;
  padding: var(--spacing-sm) 0;
}

.objection-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.mode-buttons, .multiplier-buttons {
  display: flex;
  gap: var(--spacing-sm);
}

.partner-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

/* ===== 出牌界面 ===== */
#play-view {
  padding: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.play-header {
  background-color: var(--color-bg-card);
  padding: var(--spacing-sm) var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.play-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
}

#play-current-player {
  font-weight: 600;
  color: var(--color-primary);
}

#play-trick-info {
  color: var(--color-text-muted);
  font-size: 13px;
}

.rankings-bar {
  display: flex;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
  margin-top: var(--spacing-xs);
  font-size: 12px;
  color: var(--color-text-muted);
}

.play-bid-info {
  font-size: 12px;
  color: var(--color-warning);
  margin-top: 2px;
}

.rank-badge {
  background-color: var(--color-bg-surface);
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 11px;
}

.rank-badge.rank-1 { color: #ffd700; }
.rank-badge.rank-2 { color: #c0c0c0; }
.rank-badge.rank-3 { color: #cd7f32; }

.play-area {
  flex: 1;
  padding: var(--spacing-md);
  overflow-y: auto;
}

.trick-area {
  background-color: var(--color-bg-card);
  border-radius: var(--radius);
  padding: var(--spacing-sm) var(--spacing-md);
}

.trick-label {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-xs);
}

/* 横向出牌表格 */
.trick-table {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.trick-col {
  flex: 1;
  min-width: 60px;
  max-width: 100px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 6px 4px;
}

.trick-col-active {
  border-color: var(--color-primary);
}

.trick-col-lead {
  border-color: var(--color-card-selected);
  background: rgba(255, 215, 0, 0.08);
}

.trick-col-name {
  font-size: 11px;
  color: var(--color-text-muted);
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.trick-col-cards {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  min-height: 54px;
}

/* 叠加扇形显示 */
.trick-fan {
  position: relative;
  height: 54px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  min-width: 30px;
}

.trick-fan .card-sm {
  position: absolute;
  left: calc(var(--fan-idx) * var(--fan-offset, 14px));
  top: 0;
  z-index: var(--fan-idx);
  box-shadow: 1px 1px 3px rgba(0,0,0,0.4);
}

/* 5张牌时用更小尺寸 */
.card-xs {
  transform: scale(0.82);
  transform-origin: top left;
}

/* trick-fan 宽度由 JS 动态设置 */
.trick-fan {
  max-width: 100%;
}

.trick-fan-lead {
  outline: 1px solid var(--color-card-selected);
  border-radius: var(--radius-card);
  background: rgba(255, 215, 0, 0.08);
}

/* 多次出牌堆叠容器 */
.trick-plays-stack {
  display: flex;
  flex-direction: column;
  gap: 0;
  width: 100%;
}

/* 每行出牌，后一行向下偏移半张牌高度 */
.trick-fan-row {
  position: relative;
  margin-top: calc(var(--row-idx, 0) * 0px);
  padding-top: calc(var(--row-idx, 0) * 18px);
}
.trick-fan-row:not(:first-child) {
  margin-top: -36px; /* 向上叠压，露出半张牌 */
  padding-top: 0;
}

.trick-cards-next-row {
  border-top: 1px dashed var(--color-border);
  padding-top: 4px;
  margin-top: 2px;
  min-height: 0;
}

.trick-waiting {
  color: var(--color-border);
  font-size: 18px;
}

.trick-pass {
  color: var(--color-text-muted);
  font-size: 12px;
  font-style: italic;
}

/* ===== 手牌区 ===== */
.hand-area {
  background-color: var(--color-bg-card);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-sm) var(--spacing-md);
}

.hand-label {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
}

.hand-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding-bottom: var(--spacing-xs);
}

/* ===== 扑克牌样式 ===== */
.card {
  width: var(--card-width);
  height: var(--card-height);
  background-color: var(--color-card-bg);
  border-radius: var(--radius-card);
  border: 2px solid #ddd;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: var(--card-font);
  font-weight: 700;
  transition: transform 0.1s, border-color 0.1s, box-shadow 0.1s;
  user-select: none;
  position: relative;
  min-width: var(--card-width);
  min-height: var(--card-height);
}

.card:active {
  transform: scale(0.95);
}

.card.red {
  color: var(--color-card-red);
}

.card.black {
  color: #222;
}

.card.joker-big {
  color: var(--color-card-red);
  font-size: 11px;
}

.card.joker-small {
  color: #222;
  font-size: 11px;
}

.card.selected {
  border-color: var(--color-card-selected);
  box-shadow: 0 0 8px rgba(255, 215, 0, 0.6);
  transform: translateY(-6px);
}

.card-suit {
  font-size: 16px;
  line-height: 1;
}

.card-rank {
  font-size: 13px;
  line-height: 1;
}

/* 左上角小标：rank + suit，12px */
.card-corner {
  position: absolute;
  top: 3px;
  left: 4px;
  font-size: 10px;
  line-height: 1.1;
  font-weight: 700;
  text-align: center;
}

.card-sm .card-corner {
  font-size: 9px;
  top: 2px;
  left: 2px;
}

.card-joker-text {
  font-size: 10px;
  text-align: center;
  line-height: 1.2;
}

/* 小型牌（用于出牌区展示） */
.card-sm {
  width: 36px;
  height: 50px;
  font-size: 11px;
  border-radius: 4px;
  border-width: 1px;
}

.card-sm .card-suit {
  font-size: 12px;
}

.card-sm .card-rank {
  font-size: 10px;
}

.card-sm .card-joker-text {
  font-size: 8px;
}

/* ===== 操作按钮区 ===== */
.play-actions {
  background-color: var(--color-bg-card);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-sm) var(--spacing-md);
}

.action-buttons {
  display: flex;
  gap: var(--spacing-sm);
}

.action-buttons .btn {
  flex: 1;
  min-height: 52px;
  font-size: 17px;
}

/* ===== 结算界面 ===== */
.result-mode {
  text-align: center;
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  padding: var(--spacing-sm);
}

.result-rankings {
  background-color: var(--color-bg-card);
  border-radius: var(--radius);
  padding: var(--spacing-md);
  border: 1px solid var(--color-border);
}

.result-rankings h3 {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
}

.ranking-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-xs) 0;
  border-bottom: 1px solid var(--color-border);
}

.ranking-row:last-child {
  border-bottom: none;
}

.ranking-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: var(--color-bg-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}

.ranking-num.rank-1 { background-color: #ffd700; color: #333; }
.ranking-num.rank-2 { background-color: #c0c0c0; color: #333; }
.ranking-num.rank-3 { background-color: #cd7f32; color: #fff; }

.ranking-name {
  flex: 1;
  font-size: 15px;
}

.ranking-team {
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 4px;
}

.team-a { background-color: rgba(231, 76, 60, 0.2); color: #e74c3c; }
.team-b { background-color: rgba(52, 152, 219, 0.2); color: #3498db; }

.result-scores {
  background-color: var(--color-bg-card);
  border-radius: var(--radius);
  padding: var(--spacing-md);
  border: 1px solid var(--color-border);
}

.result-scores h3 {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
}

.score-row {
  display: flex;
  align-items: center;
  padding: var(--spacing-xs) 0;
  border-bottom: 1px solid var(--color-border);
  gap: var(--spacing-sm);
}

.score-row:last-child {
  border-bottom: none;
}

.score-name {
  flex: 1;
  font-size: 15px;
}

.score-delta {
  font-size: 16px;
  font-weight: 700;
  min-width: 60px;
  text-align: right;
}

.score-delta.positive { color: var(--color-success); }
.score-delta.negative { color: var(--color-danger); }
.score-delta.zero { color: var(--color-text-muted); }

.score-total {
  font-size: 13px;
  color: var(--color-text-muted);
  min-width: 60px;
  text-align: right;
}

/* ===== 排行榜 ===== */
.leaderboard-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-bg-card);
  border-radius: var(--radius);
  margin-bottom: var(--spacing-sm);
  border: 1px solid var(--color-border);
}

.lb-rank {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--color-bg-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  flex-shrink: 0;
}

.lb-rank.rank-1 { background-color: #ffd700; color: #333; }
.lb-rank.rank-2 { background-color: #c0c0c0; color: #333; }
.lb-rank.rank-3 { background-color: #cd7f32; color: #fff; }

.lb-name {
  flex: 1;
  font-size: 16px;
}

.lb-score {
  font-size: 18px;
  font-weight: 700;
}

.lb-score.positive { color: var(--color-success); }
.lb-score.negative { color: var(--color-danger); }
.lb-score.zero { color: var(--color-text-muted); }

/* ===== 历史记录 ===== */
.history-item {
  background-color: var(--color-bg-card);
  border-radius: var(--radius);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  border: 1px solid var(--color-border);
}

.history-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.history-time {
  font-size: 12px;
  color: var(--color-text-muted);
}

.history-mode {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary);
  background-color: rgba(231, 76, 60, 0.15);
  padding: 2px 8px;
  border-radius: 4px;
}

.history-rankings {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
}

.history-scores {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.history-score-item {
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 4px;
  background-color: var(--color-bg-surface);
}

.history-score-item.positive { color: var(--color-success); }
.history-score-item.negative { color: var(--color-danger); }
.history-score-item.zero { color: var(--color-text-muted); }

/* ===== 空状态 ===== */
.empty-state {
  text-align: center;
  color: var(--color-text-muted);
  padding: var(--spacing-xl);
  font-size: 15px;
}

.empty-state.hidden {
  display: none;
}

/* ===== 响应式 ===== */
@media (max-width: 480px) {
  :root {
    --card-width: 44px;
    --card-height: 62px;
    --card-font: 12px;
    --spacing-md: 12px;
    --spacing-lg: 18px;
  }

  .view-header h1 {
    font-size: 24px;
  }

  .view-header h2 {
    font-size: 18px;
  }

  .card-suit {
    font-size: 14px;
  }

  .card-rank {
    font-size: 11px;
  }

  .card-joker-text {
    font-size: 9px;
  }

  .card-sm {
    width: 30px;
    height: 42px;
  }

  .action-buttons .btn {
    font-size: 15px;
  }
}

@media (min-width: 481px) and (max-width: 768px) {
  .hand-cards {
    justify-content: center;
  }
}

/* ===== 多人版新增样式 ===== */

/* 大厅 */
.lobby-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.lobby-divider {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 14px;
  position: relative;
}

.lobby-divider::before, .lobby-divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 40%;
  height: 1px;
  background: var(--color-border);
}
.lobby-divider::before { left: 0; }
.lobby-divider::after { right: 0; }

/* 等待室 */
.room-code-display {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
  flex-wrap: wrap;
}

.room-code-label {
  color: var(--color-text-muted);
  font-size: 14px;
}

.room-code {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 4px;
  color: var(--color-primary);
  font-family: monospace;
}

.btn-sm {
  min-height: 32px;
  font-size: 13px;
  padding: 4px 12px;
}

.waiting-players {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.waiting-player-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-sm) var(--spacing-md);
}

.seat-num {
  min-width: 48px;
  font-size: 13px;
  color: var(--color-text-muted);
}

.player-name {
  flex: 1;
  font-size: 15px;
  font-weight: 600;
}

.empty-seat {
  flex: 1;
  font-size: 14px;
  color: var(--color-text-muted);
  font-style: italic;
}

.you-badge {
  background: var(--color-primary);
  color: #fff;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 10px;
}

.waiting-hint {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 14px;
}

/* 出牌界面 - 其他玩家 */
.other-players {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-sm);
}

.other-player-info {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 4px 10px;
  font-size: 12px;
  display: flex;
  gap: 6px;
  align-items: center;
}

.other-player-info.active {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.other-player-info.self {
  border-color: var(--color-success, #27ae60);
  background: rgba(39, 174, 96, 0.08);
}

.self-badge {
  font-size: 10px;
  background: var(--color-success, #27ae60);
  color: #fff;
  border-radius: 4px;
  padding: 1px 5px;
  font-weight: 700;
}

.other-name { font-weight: 600; }
.other-count { color: var(--color-text-muted); }
.other-count.last-card { color: var(--color-warning); font-weight: 700; }

.single-card-warn {
  background: rgba(243, 156, 18, 0.15);
  border: 1px solid var(--color-warning);
  color: var(--color-warning);
  border-radius: var(--radius);
  padding: 6px var(--spacing-md);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

/* 叫主阶段积分栏 */
.bid-scores-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 6px var(--spacing-md);
  background: var(--color-bg-card);
  border-bottom: 1px solid var(--color-border);
  align-items: center;
}

.bid-score-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--color-bg-surface);
  border-radius: 6px;
  padding: 3px 8px;
  min-width: 44px;
}

.bid-score-name {
  font-size: 11px;
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 52px;
}

.bid-score-val {
  font-size: 13px;
  font-weight: 700;
}

.bid-score-val.positive { color: var(--color-success); }
.bid-score-val.negative { color: var(--color-danger); }
.bid-score-val.zero { color: var(--color-text-muted); }

.bid-reset-btn {
  margin-left: auto;
  font-size: 12px;
  min-height: 30px;
  padding: 2px 10px;
  color: var(--color-danger);
  border-color: var(--color-danger);
}

/* ===== 叫主阶段重构样式 ===== */

#bid-view {
  padding: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.bid-top-bar {
  background-color: var(--color-bg-card);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-sm) var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.bid-phase-label {
  font-size: 13px;
  color: var(--color-text-muted);
}

.bid-caller-label {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
}

/* 手牌区 */
.bid-hand-section {
  background-color: var(--color-bg-card);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-sm) var(--spacing-md);
}

.bid-hand-label {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}

.bid-hand-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

/* 通用面板 */
.bid-panel {
  margin: var(--spacing-md);
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

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

.bid-panel-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

/* 等待提示 */
.bid-waiting-icon {
  font-size: 28px;
  text-align: center;
  padding: var(--spacing-sm) 0;
}

.bid-waiting-text {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 15px;
}

/* 叫牌展示 */
.bid-reveal-cards {
  display: flex;
  gap: 10px;
  justify-content: center;
  padding: var(--spacing-sm) 0;
}

.bid-situation-label {
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-warning);
  padding: 4px 0;
}

/* 确认完毕信息 */
.bid-confirmed-info {
  text-align: center;
  font-size: 15px;
  color: var(--color-success);
  font-weight: 600;
  padding: var(--spacing-sm) 0;
}

/* ===== 游戏规则说明书 ===== */
.rules-section {
  margin-top: var(--spacing-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.rules-toggle {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-bg-surface);
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  user-select: none;
  min-height: var(--touch-min);
}

.rules-toggle:active { opacity: 0.8; }

.rules-arrow {
  transition: transform 0.25s;
  font-size: 12px;
}
.rules-arrow.open { transform: rotate(180deg); }

.rules-body {
  padding: var(--spacing-md);
  background: var(--color-bg-card);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.rules-block {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.rules-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-primary);
  border-left: 3px solid var(--color-primary);
  padding-left: 8px;
  margin-bottom: 2px;
}

.rules-mode-title {
  font-size: 13px;
  font-weight: 700;
  margin-top: 8px;
  margin-bottom: 2px;
}

.rules-block p {
  font-size: 12px;
  color: var(--color-text);
  line-height: 1.6;
}

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

.rules-label {
  font-size: 11px;
  color: var(--color-text-muted);
  white-space: nowrap;
  min-width: 28px;
}

.rules-scores-base {
  font-size: 12px;
  color: var(--color-warning);
  font-weight: 600;
}

.rules-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
  margin-top: 4px;
}

.rules-table th {
  background: var(--color-bg-surface);
  color: var(--color-text-muted);
  padding: 4px 6px;
  text-align: center;
  font-weight: 600;
  border: 1px solid var(--color-border);
}

.rules-table td {
  padding: 4px 6px;
  text-align: center;
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.rules-table tr:nth-child(even) td {
  background: rgba(255,255,255,0.03);
}

.rules-table .pos { color: #2ecc71; font-weight: 700; }
.rules-table .neg { color: #e74c3c; font-weight: 700; }

.rules-table-sm { font-size: 10px; }
.rules-table-sm th, .rules-table-sm td { padding: 3px 4px; }

.rules-footer {
  text-align: center;
  font-size: 11px;
  color: var(--color-text-muted);
  padding-top: 4px;
  border-top: 1px solid var(--color-border);
}

/* ===== AI 配置面板 ===== */
.ai-config-panel {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

.ai-config-title {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
  text-align: center;
}

.ai-seat-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-sm);
  margin-bottom: 8px;
  background: var(--color-bg-surface);
}

.ai-seat-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.ai-seat-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  min-height: var(--touch-min);
}

.ai-seat-toggle input[type=checkbox] {
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: var(--color-primary);
}

.ai-seat-config {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 8px;
}

.ai-seat-config.hidden {
  display: none;
}

.ai-select, .ai-input {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  font-family: var(--font-main);
  font-size: 13px;
  padding: 6px 10px;
  min-height: 36px;
  width: 100%;
  outline: none;
}

.ai-select:focus, .ai-input:focus {
  border-color: var(--color-primary);
}

.ai-input::placeholder {
  color: var(--color-border);
}

.ai-badge {
  background: rgba(52, 152, 219, 0.2);
  color: var(--color-secondary);
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 10px;
}

/* ===== AI配置面板增强 ===== */
.ai-hint {
  font-size: 12px;
  color: var(--color-text-muted);
  background: var(--color-bg-surface);
  border-radius: var(--radius);
  padding: 8px 10px;
  margin-bottom: 10px;
  line-height: 1.5;
}

.ai-seat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
}

.ai-seat-status {
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 10px;
  white-space: nowrap;
}

.ai-seat-status.ai-active {
  background: rgba(52, 152, 219, 0.2);
  color: var(--color-secondary);
}

.ai-seat-status.ai-inactive {
  background: var(--color-bg-card);
  color: var(--color-text-muted);
}

.ai-save-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 4px;
}

.ai-save-btn {
  flex-shrink: 0;
}

.ai-save-toast {
  font-size: 13px;
  color: var(--color-success);
  font-weight: 600;
}