/* ============ BGM 光碟 + SVG唱针 + 水平音量条 ============ */
.cd-player {
  position: fixed;
  top: 50%;
  left: 60px;
  transform: translateY(-50%);
  z-index: 60;
  width: 340px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.5s;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.cd-player.ready {
  pointer-events: auto;
  opacity: 1;
}
/* 窄屏(笔记本)隐藏,避免和主面板挤压 */
@media (max-width: 1280px) {
  .cd-player { display: none; }
}

/* 光碟+唱针的容器 */
.cd-stage {
  position: relative;
  width: 340px;
  height: 340px;
}

/* 光碟主体 */
.cd-disc {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 300px;
  height: 300px;
  cursor: pointer;
  z-index: 2;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.cd-disc:hover { transform: translate(-50%, -50%) scale(1.04); }

.cd-rotate {
  position: absolute;
  inset: 0;
  box-sizing: border-box;
  border-radius: 50%;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
  transform-origin: 50% 50%;
  will-change: transform;
  background-image:
    radial-gradient(circle at 30% 30%, rgba(255,255,255,0.5) 0%, transparent 22%),
    radial-gradient(circle at 70% 70%, rgba(255,255,255,0.18) 0%, transparent 25%),
    repeating-radial-gradient(circle, rgba(255,255,255,0.04) 0px, rgba(255,255,255,0.04) 1px, transparent 1px, transparent 4px),
    radial-gradient(circle, #2a2a2a 0%, #050505 75%);
  box-shadow:
    inset 0 0 30px rgba(0,0,0,0.9),
    0 8px 24px rgba(0,0,0,0.7);
}
.cd-rotate.has-img-wu { background-image: url('https://pub-8df52e5e46f14a25ac93f93411edb534.r2.dev/wu/cd.png'); }
.cd-rotate.has-img-wen { background-image: url('https://pub-8df52e5e46f14a25ac93f93411edb534.r2.dev/wen/cd.png'); }
.mode-wu .cd-rotate {
  box-shadow:
    inset 0 0 30px rgba(0,0,0,0.9),
    0 0 32px rgba(230, 0, 18, 0.45),
    0 8px 24px rgba(0,0,0,0.7);
}
.mode-wen .cd-rotate {
  box-shadow:
    inset 0 0 30px rgba(0,0,0,0.9),
    0 0 32px rgba(192, 216, 255, 0.45),
    0 8px 24px rgba(0,0,0,0.7);
}
.cd-disc.playing .cd-rotate { animation: cdSpin 8s linear infinite; }
@keyframes cdSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.cd-disc.paused .cd-rotate {
  filter: grayscale(0.7) brightness(0.55);
}

/* label中心圆 - 不旋转 */
.cd-label {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 100px;
  height: 100px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 2px;
  color: var(--text-light);
  text-shadow: 1px 1px 0 #000;
  pointer-events: none;
  z-index: 3;
}
.mode-wu .cd-label {
  background: radial-gradient(circle, var(--wu-red) 0%, var(--wu-red-dark) 100%);
  border: 2px solid var(--wu-gold);
  font-family: 'Bebas Neue', 'WuCN', sans-serif;
}
.mode-wen .cd-label {
  background: radial-gradient(circle, var(--wen-blue) 0%, var(--wen-blue-deep) 100%);
  border: 2px solid var(--wen-silver);
  font-family: 'Cinzel', 'WenCN', serif;
}
.cd-label::after {
  content: '';
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 4px rgba(0,0,0,0.8);
}

/* hover播放/暂停图标 */
.cd-icon {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 4;
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
  background: rgba(0, 0, 0, 0.85);
  border-radius: 50%;
  color: #fff;
  font-size: 16px;
}
.cd-disc:hover .cd-icon { opacity: 1; }

/* SVG 唱针容器 */
.tonearm-svg {
  position: absolute;
  top: -25px;
  right: -15px;
  width: 220px;
  height: 220px;
  z-index: 5;
  pointer-events: none;
  transform-origin: 80% 20%;
  transform: rotate(35deg);
  transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
  filter: drop-shadow(2px 4px 6px rgba(0,0,0,0.6));
}
.cd-player.is-playing .tonearm-svg {
  transform: rotate(-8deg);
}

/* 光碟下方文字标签 */
.cd-track-label {
  margin-top: 12px;
  font-size: 14px;
  letter-spacing: 5px;
  font-family: 'Bebas Neue', sans-serif;
  text-shadow: 0 0 8px rgba(0,0,0,0.95);
  text-align: center;
  white-space: nowrap;
  pointer-events: none;
}
.mode-wu .cd-track-label { color: var(--wu-red); }
.mode-wen .cd-track-label { color: var(--wen-silver); }

/* 水平音量条容器 */
.volume-bar-wrap {
  margin-top: 16px;
  width: 300px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.volume-bar-icon {
  font-size: 16px;
  color: var(--text-mute);
  width: 18px;
  text-align: center;
  user-select: none;
}
.mode-wu .volume-bar-icon { color: var(--wu-red); }
.mode-wen .volume-bar-icon { color: var(--wen-silver); }

.volume-bar {
  flex: 1;
  height: 18px;
  position: relative;
  cursor: pointer;
  display: flex;
  align-items: center;
}
.volume-bar-track {
  width: 100%;
  height: 4px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 2px;
  position: relative;
  overflow: visible;
}
.volume-bar-fill {
  position: absolute;
  top: 0; left: 0;
  height: 100%;
  border-radius: 2px;
  transition: width 0.1s;
}
.mode-wu .volume-bar-fill {
  background: linear-gradient(90deg, var(--wu-red-dark), var(--wu-red));
  box-shadow: 0 0 8px rgba(230, 0, 18, 0.6);
}
.mode-wen .volume-bar-fill {
  background: linear-gradient(90deg, var(--wen-blue-deep), var(--wen-silver));
  box-shadow: 0 0 8px rgba(192, 216, 255, 0.6);
}

.volume-bar-handle {
  position: absolute;
  top: 50%;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: transform 0.15s, box-shadow 0.15s;
  cursor: grab;
}
.mode-wu .volume-bar-handle {
  background: #fff;
  border: 2px solid var(--wu-red);
  box-shadow: 0 0 8px rgba(230, 0, 18, 0.7);
}
.mode-wen .volume-bar-handle {
  background: #fff;
  border: 2px solid var(--wen-silver);
  box-shadow: 0 0 8px rgba(192, 216, 255, 0.7);
}
.volume-bar:hover .volume-bar-handle,
.volume-bar.dragging .volume-bar-handle {
  transform: translate(-50%, -50%) scale(1.4);
}
.volume-bar.dragging .volume-bar-handle { cursor: grabbing; }

.volume-bar-num {
  font-size: 10px;
  font-family: 'Bebas Neue', monospace;
  letter-spacing: 1px;
  color: var(--text-mute);
  width: 28px;
  text-align: right;
  user-select: none;
}