:root{
  --bg:#f6f7f9;
  --card:#ffffff;
  --text:#111827;
  --muted:#4b5563;
  --muted2:#6b7280;
  --brand:#07c160; /* 微信绿 */
  --brand2:#0aa85a;
  --danger:#ef4444;
  --border:rgba(17,24,39,.10);
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background: var(--bg);
  color:var(--text);
}

.app{
  max-width: 560px;
  margin: 0 auto;
  padding: 18px 14px 40px;
}

.header{
  padding: 6px 6px 10px;
}
.title{
  font-weight: 800;
  font-size: 22px;
  letter-spacing:.2px;
}
.sub{
  margin-top: 6px;
  color: var(--muted);
  font-size: 14px;
}

.player{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 14px;
}

.big{
  width: 100%;
  border: 0;
  border-radius: 18px;
  padding: 18px 16px;
  background: linear-gradient(180deg, var(--brand), var(--brand2));
  color: #fff;
  text-align: left;
  cursor: pointer;
  box-shadow: 0 14px 28px rgba(17,24,39,.18);
}
.big:active{
  transform: translateY(1px);
}
.bigRow{
  display:flex;
  align-items:center;
  gap:14px;
}
.bigIcon{
  width: 56px;
  height: 56px;
  border-radius: 18px;
  display:flex;
  align-items:center;
  justify-content:center;
  background: rgba(255,255,255,.18);
  border: 1px solid rgba(255,255,255,.22);
  font-size: 26px;
  font-weight: 900;
  flex: 0 0 auto;
}
.bigText{ flex: 1 1 auto; min-width: 0; }
.bigTop{
  font-size: 20px;
  font-weight: 800;
}
.bigBottom{
  margin-top: 8px;
  font-size: 15px;
  color: rgba(255,255,255,.92);
}

.now{
  margin-top: 12px;
  min-height: 22px;
  font-size: 14px;
  color: var(--muted);
}

.progressRow{
  display:flex;
  align-items:center;
  gap:10px;
  margin-top: 10px;
}
.time{
  font-variant-numeric: tabular-nums;
  color: var(--muted2);
  font-size: 12px;
  width: 88px;
  flex: 0 0 auto;
}
.seek{
  flex:1 1 auto;
  height: 30px;
}

.controls{
  display:flex;
  gap:10px;
  margin-top: 12px;
}

.wechatRow{
  display:flex;
  gap:10px;
  margin-top: 10px;
}

.more{
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.repeatRow{
  margin-top: 12px;
}
.repeatLabel{
  font-size: 13px;
  color: var(--muted2);
  margin: 0 2px 8px;
}
.seg{
  display:flex;
  gap:10px;
}
.segBtn{
  flex:1;
  padding: 12px 10px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  font-size: 15px;
  cursor: pointer;
}
.segBtn.active{
  background: rgba(7,193,96,.14);
  border-color: rgba(7,193,96,.45);
  font-weight: 900;
}
.segBtn:active{
  transform: translateY(1px);
}
.small{
  flex:1;
  padding: 12px 10px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  font-size: 16px;
  cursor: pointer;
}
.small.primary{
  background: rgba(7,193,96,.14);
  border-color: rgba(7,193,96,.35);
  font-weight: 800;
}
.small.ghost{
  background: #fff;
  border-style: dashed;
  color: var(--muted);
}
.small:active{
  transform: translateY(1px);
}

.hint{
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 14px;
  background: #f7fbf8;
  border: 1px dashed rgba(7,193,96,.28);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.list{
  margin-top: 14px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 12px;
}
.listTitle{
  font-size: 16px;
  font-weight: 800;
  margin: 4px 4px 10px;
}
.trackList{
  display:flex;
  flex-direction:column;
  gap:10px;
}
.track{
  display:flex;
  gap:10px;
  align-items:flex-start;
  padding: 12px 12px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: #fff;
  cursor: pointer;
}
.track:active{ transform: translateY(1px); }
.trackIdx{
  width: 34px;
  height: 34px;
  border-radius: 12px;
  display:flex;
  align-items:center;
  justify-content:center;
  background: rgba(7,193,96,.14);
  border: 1px solid rgba(7,193,96,.22);
  color: #0b3b24;
  font-weight: 800;
  flex: 0 0 auto;
}
.trackMain{
  flex:1 1 auto;
  min-width: 0;
}
.trackTitle{
  font-size: 15px;
  font-weight: 800;
  line-height: 1.25;
}
.trackMeta{
  margin-top: 6px;
  font-size: 12px;
  color: var(--muted2);
  display:flex;
  gap:10px;
}
.pill{
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #f3f4f6;
}
.active{
  outline: 2px solid rgba(7,193,96,.35);
  background: rgba(7,193,96,.06);
}

@media (min-width: 420px) {
  .title{ font-size: 24px; }
  .bigTop{ font-size: 20px; }
}