/**
 * UNO 额外样式
 *
 * 只写本游戏独有的部分，颜色/变量全部复用全站 main.css 里的 CSS 变量，
 * 保证和首页、其它游戏页看起来是同一套东西。
 * 注意：不要往 main.css 里加东西（多人并行开发会冲突）。
 */

/* ---------------------------- 牌桌整体 ---------------------------- */

.uno-stage {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.uno-table {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.uno-opponents {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

/* 对手卡片：只有头像 + 剩余张数，牌面绝不外露 */
.uno-opp {
  --seat: var(--accent);
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px 6px 8px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  min-width: 118px;
}
.uno-opp.active {
  border-color: var(--accent-2);
  box-shadow: 0 0 0 2px rgba(61, 220, 151, 0.25);
}
.uno-opp.out {
  opacity: 0.55;
}
.uno-opp .uno-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--seat);
  color: #08111f;
  font-weight: 700;
  font-size: 0.86rem;
  flex-shrink: 0;
}
.uno-opp .uno-opp-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.uno-opp .uno-opp-name {
  font-size: 0.78rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 90px;
}
.uno-opp .uno-opp-count {
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--text-dim);
}
.uno-opp .uno-opp-tags {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  margin-left: auto;
}

/* 迷你牌背，直观表示手牌张数（只表示数量，不泄露内容） */
.uno-mini-hand {
  display: flex;
  align-items: center;
}
.uno-mini-hand i {
  width: 9px;
  height: 13px;
  border-radius: 2px;
  background: linear-gradient(160deg, #2a3550, #131a2c);
  border: 1px solid rgba(255, 255, 255, 0.18);
  margin-left: -4px;
}
.uno-mini-hand i:first-child {
  margin-left: 0;
}
.uno-mini-hand span {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-left: 6px;
}

/* ---------------------------- 中央牌堆 ---------------------------- */

.uno-center {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 14px 10px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background:
    radial-gradient(120% 140% at 50% 0%, rgba(255, 255, 255, 0.05), transparent 60%),
    rgba(255, 255, 255, 0.02);
  transition: box-shadow 0.3s ease, background 0.3s ease;
}
/* 当前颜色用整块光晕表示，隔着屏幕也能一眼看出该出什么色 */
.uno-center[data-color='red'] {
  box-shadow: inset 0 0 0 2px rgba(232, 74, 74, 0.55), 0 0 34px rgba(232, 74, 74, 0.28);
}
.uno-center[data-color='yellow'] {
  box-shadow: inset 0 0 0 2px rgba(240, 190, 40, 0.6), 0 0 34px rgba(240, 190, 40, 0.26);
}
.uno-center[data-color='green'] {
  box-shadow: inset 0 0 0 2px rgba(60, 200, 120, 0.55), 0 0 34px rgba(60, 200, 120, 0.26);
}
.uno-center[data-color='blue'] {
  box-shadow: inset 0 0 0 2px rgba(70, 140, 255, 0.6), 0 0 34px rgba(70, 140, 255, 0.3);
}

.uno-pile {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.uno-pile-label {
  font-size: 0.74rem;
  color: var(--text-dim);
  font-family: var(--mono);
}

/* 牌堆背面：几张叠起来的效果 */
.uno-deck-back {
  position: relative;
  width: 64px;
  height: 92px;
}
.uno-deck-back i {
  position: absolute;
  inset: 0;
  border-radius: 9px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background:
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.06) 0 6px, transparent 6px 12px),
    linear-gradient(160deg, #2a3550, #101728);
}
.uno-deck-back i:nth-child(1) {
  transform: translate(4px, 4px);
}
.uno-deck-back i:nth-child(2) {
  transform: translate(2px, 2px);
}
.uno-deck-back .uno-deck-count {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 1rem;
  color: #dfe7ff;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
}
.uno-deck-back.empty {
  opacity: 0.45;
}

.uno-dir {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--text-dim);
}
.uno-dir.rev {
  color: var(--accent);
}
.uno-dir small {
  font-size: 0.68rem;
  font-family: var(--mono);
}

.uno-color-dot {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.76rem;
  color: var(--text-dim);
}
.uno-color-dot i {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px currentColor;
}

/* ---------------------------- 卡牌 ---------------------------- */

.uno-card {
  --face: #e84a4a;
  position: relative;
  width: 62px;
  height: 90px;
  border-radius: 9px;
  border: 2px solid rgba(255, 255, 255, 0.88);
  background: var(--face);
  color: #fff;
  font-weight: 700;
  display: grid;
  place-items: center;
  cursor: pointer;
  user-select: none;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.35);
  transition: transform 0.14s ease, box-shadow 0.14s ease, filter 0.14s ease;
  flex-shrink: 0;
  padding: 0;
}
.uno-card.red {
  --face: #e84a4a;
}
.uno-card.yellow {
  --face: #efbe28;
  color: #2a2205;
}
.uno-card.green {
  --face: #2fae63;
}
.uno-card.blue {
  --face: #3f78e0;
}
.uno-card.black {
  --face: #20242f;
}
.uno-card .uno-card-face {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  line-height: 1;
  gap: 2px;
}
.uno-card .uno-card-text {
  font-size: 1.5rem;
  letter-spacing: -0.02em;
  text-shadow: 0 2px 3px rgba(0, 0, 0, 0.28);
}
.uno-card .uno-card-sub {
  font-size: 0.6rem;
  font-weight: 600;
  opacity: 0.85;
}
/* 四角小字，像真牌一样便于一眼识别 */
.uno-card .uno-corner {
  position: absolute;
  font-size: 0.68rem;
  font-weight: 700;
  opacity: 0.92;
}
.uno-card .uno-corner.tl {
  top: 4px;
  left: 6px;
}
.uno-card .uno-corner.br {
  bottom: 4px;
  right: 6px;
  transform: rotate(180deg);
}
/* 变色牌用四象限表示「任意颜色」 */
.uno-card .uno-wild-quad {
  position: absolute;
  inset: 7px;
  border-radius: 5px;
  background: conic-gradient(#e84a4a 0 25%, #efbe28 0 50%, #2fae63 0 75%, #3f78e0 0);
  opacity: 0.95;
}
.uno-card .uno-wild-inner {
  position: relative;
  z-index: 1;
  background: rgba(10, 14, 24, 0.86);
  border-radius: 5px;
  padding: 3px 6px;
  font-size: 0.95rem;
}

.uno-card.small {
  width: 52px;
  height: 76px;
}
.uno-card.small .uno-card-text {
  font-size: 1.25rem;
}

/* 手牌状态：能出 / 不能出 / 选中 */
.uno-card.playable {
  cursor: pointer;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.35), 0 0 0 2px var(--accent-2);
}
.uno-card.disabled {
  filter: grayscale(0.72) brightness(0.55);
  cursor: not-allowed;
  box-shadow: none;
}
.uno-card.selected {
  transform: translateY(-16px) scale(1.06);
  box-shadow: 0 10px 18px rgba(0, 0, 0, 0.45), 0 0 0 3px var(--accent);
  z-index: 3;
}
.uno-card.static {
  cursor: default;
}

/* ---------------------------- 我的手牌区 ---------------------------- */

.uno-hand-wrap {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.02);
  padding: 8px 10px 10px;
}
.uno-hand-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}
.uno-hand-head b {
  font-size: 0.84rem;
}
/* 横向滚动：手牌多的时候只滚这一条，不把整页撑破 */
.uno-hand {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 18px 4px 6px;
  min-height: 118px;
  touch-action: pan-x;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}
.uno-hand::-webkit-scrollbar {
  height: 8px;
}
.uno-hand::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.16);
  border-radius: 4px;
}
.uno-hand-empty {
  color: var(--text-mute);
  font-size: 0.84rem;
  padding: 34px 6px;
}

/* ---------------------------- 底部操作区 ---------------------------- */

.uno-controls {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
}
.uno-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
}
.uno-hint {
  text-align: center;
  font-size: 0.84rem;
  color: var(--text-dim);
  min-height: 1.2em;
}
.uno-hint.mine {
  color: var(--accent-2);
  font-weight: 600;
}

.btn-uno-alert {
  animation: uno-blink 1s steps(2, end) infinite;
}
@keyframes uno-blink {
  0%,
  100% {
    background: var(--danger);
    border-color: var(--danger);
    color: #fff;
    box-shadow: 0 0 0 0 rgba(255, 90, 90, 0.7);
  }
  50% {
    background: #ffd166;
    border-color: #ffd166;
    color: #2a2205;
    box-shadow: 0 0 14px 2px rgba(255, 209, 102, 0.55);
  }
}

/* ---------------------------- 选色 / 选人浮层 ---------------------------- */

.uno-overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(6, 10, 22, 0.72);
  backdrop-filter: blur(3px);
  border-radius: 14px;
  z-index: 20;
  padding: 10px;
}
.uno-picker {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px 16px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.5);
  max-width: 340px;
}
.uno-picker h4 {
  margin: 0 0 10px;
  font-size: 0.92rem;
  text-align: center;
}
.uno-swatches {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.uno-swatch {
  --sw: #e84a4a;
  height: 56px;
  border-radius: 10px;
  border: 2px solid rgba(255, 255, 255, 0.25);
  background: var(--sw);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.uno-swatch.yellow {
  color: #2a2205;
}
.uno-swatch:hover,
.uno-swatch:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
}
.uno-targets {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.uno-targets button {
  text-align: left;
}
.uno-picker .uno-picker-cancel {
  margin-top: 10px;
  width: 100%;
}

/* 全站 .btn:disabled 的样式不够明显，这里给「出牌」按钮补一个更清楚的禁用态 */
.uno-actions .btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-mute);
}

@media (max-width: 560px) {
  .uno-card {
    width: 54px;
    height: 79px;
  }
  .uno-card .uno-card-text {
    font-size: 1.25rem;
  }
  .uno-opp {
    min-width: 96px;
    padding: 5px 8px;
  }
  .uno-opp .uno-opp-name {
    max-width: 64px;
  }
  .uno-center {
    gap: 12px;
  }
  .uno-deck-back {
    width: 54px;
    height: 78px;
  }
}