:root{
  --bg: #0c0d10;
  --panel: #16171c;
  --panel-2: #1c1d23;
  --border: #2a2b32;
  --text: #f2f1ee;
  --text-dim: #8b8b93;
  --text-faint: #5c5c64;
  --accent: #ff2d55;
  --accent-dim: #7a1a2c;
}

*{box-sizing:border-box;}
html,body{height:100%;}
body{
  margin:0;
  background:var(--bg);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
  color:var(--text);
  overflow:hidden;
  position:relative;
}
body::before{
  content:'';
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(circle at 50% 20%, var(--accent-dim) 0%, transparent 55%);
  opacity:0.18;
  transition:background .3s ease;
}

#shell{
  display:flex;
  height:100vh;
  height:100dvh;
  position:relative;
  z-index:1;
}

/* ---------- Library sidebar ---------- */
#library{
  width:300px;
  min-width:220px;
  background:var(--panel);
  border-right:1px solid var(--border);
  display:flex;
  flex-direction:column;
}
.lib-head{
  padding:16px 16px 10px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.lib-brand{
  display:flex;align-items:center;gap:8px;
  font-weight:700;letter-spacing:2px;font-size:13px;
}
.lib-brand .dot{width:5px;height:5px;border-radius:50%;background:var(--accent);}
.icon-btn{
  width:30px;height:30px;border-radius:8px;
  border:1px solid var(--border);background:transparent;color:var(--text-dim);
  display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:14px;
}
.icon-btn:hover{color:var(--text);border-color:var(--text-dim);}

.folder-btn{
  margin:6px 16px 12px;
  padding:11px;border-radius:10px;
  border:1px dashed var(--border);
  background:transparent;color:var(--text-dim);
  font-size:12px;letter-spacing:.5px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;gap:8px;
}
.folder-btn:hover{border-color:var(--text-dim);color:var(--text);}

.lib-search{
  margin:0 16px 10px;
  padding:8px 10px;border-radius:8px;
  background:var(--panel-2);border:1px solid var(--border);
  color:var(--text);font-size:13px;outline:none;
}
.lib-search::placeholder{color:var(--text-faint);}

#trackList{
  flex:1;overflow-y:auto;padding:0 8px 12px;
}
.track-row{
  display:flex;align-items:center;gap:10px;
  padding:9px 8px;border-radius:8px;cursor:pointer;
}
.track-row:hover{background:var(--panel-2);}
.track-row.active{background:rgba(255,45,85,0.12);}
.track-row .tnum{
  width:22px;text-align:center;font-size:11px;color:var(--text-faint);flex-shrink:0;
}
.track-row.active .tnum{color:var(--accent);}
.track-row .tmeta{min-width:0;flex:1;}
.track-row .tname{
  font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.track-row.active .tname{color:var(--accent);}
.track-row .tsub{
  font-size:11px;color:var(--text-faint);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.lib-empty{
  padding:30px 20px;text-align:center;color:var(--text-faint);font-size:13px;line-height:1.6;
}

/* ---------- Main player ---------- */
#main{
  flex:1;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
  overflow-y:auto;
}
.app{
  width:420px;
  max-width:100%;
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:20px;
  padding:22px;
}
.titlebar{
  display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;
}
.hires{
  font-size:10px;letter-spacing:1px;color:var(--text-dim);
  border:1px solid var(--border);padding:3px 8px;border-radius:20px;
}

.now-playing{display:flex;gap:14px;align-items:center;margin-bottom:18px;}
.cover{
  width:70px;height:70px;border-radius:50%;flex-shrink:0;
  background:radial-gradient(circle at 35% 30%, #ff5a3c 0%, #5a1620 45%, #0c0d10 100%);
  box-shadow:0 0 0 4px var(--panel-2), 0 8px 24px -4px var(--accent-dim);
  transition:box-shadow .3s ease;
  animation:spin 14s linear infinite;
  animation-play-state:paused;
}
.cover.spinning{animation-play-state:running;}
@keyframes spin{from{transform:rotate(0deg);}to{transform:rotate(360deg);}}
.track h2{margin:0 0 4px;font-size:18px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:280px;}
.track p{margin:0 0 6px;font-size:13px;color:var(--text-dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:280px;}
.playing-badge{display:flex;align-items:center;gap:6px;font-size:11px;letter-spacing:1px;color:var(--accent);font-weight:600;}
.bars{display:flex;gap:2px;align-items:flex-end;height:10px;}
.bars span{width:2px;background:var(--accent);display:inline-block;animation:bar 1s ease-in-out infinite;}
.bars span:nth-child(1){height:40%;animation-delay:0s;}
.bars span:nth-child(2){height:100%;animation-delay:.15s;}
.bars span:nth-child(3){height:65%;animation-delay:.3s;}
@keyframes bar{0%,100%{transform:scaleY(0.5);}50%{transform:scaleY(1);}}

.scrub{margin-bottom:8px;}
.scrub-track{height:3px;background:var(--border);border-radius:2px;position:relative;overflow:hidden;cursor:pointer;}
.scrub-fill{position:absolute;left:0;top:0;bottom:0;width:0%;background:var(--text);border-radius:2px;}
.scrub-time{display:flex;justify-content:space-between;font-size:11px;color:var(--text-faint);margin-top:6px;}

.controls{display:flex;align-items:center;justify-content:center;gap:26px;margin:18px 0 22px;}
.ctrl-btn{background:transparent;border:none;color:var(--text-dim);font-size:17px;cursor:pointer;padding:6px;}
.ctrl-btn:hover{color:var(--text);}
.ctrl-btn.on{color:var(--accent);}
.play-btn{
  width:52px;height:52px;border-radius:50%;background:#fff;border:none;
  display:flex;align-items:center;justify-content:center;cursor:pointer;color:#111;font-size:18px;
}

.safety-card{background:var(--panel-2);border:1px solid var(--border);border-radius:14px;padding:16px;}
.safety-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;}
.safety-head .label{font-size:11px;letter-spacing:1px;color:var(--text-dim);}
.safety-head .label b{color:var(--text);}
.danger-pill{
  display:flex;align-items:center;gap:6px;font-size:11px;font-weight:700;letter-spacing:.5px;
  color:var(--accent);background:rgba(255,45,85,0.12);border:1px solid var(--accent-dim);
  padding:4px 10px;border-radius:20px;
}
.danger-pill .dot{animation:pulse 1.2s ease-in-out infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.3;}}

.db-visual{
  position:relative;height:150px;border-radius:10px;
  background:linear-gradient(180deg,#1a0a10,#0c0d10);overflow:hidden;margin-bottom:14px;
  display:flex;align-items:center;justify-content:center;
}
#vizCanvas{position:absolute;inset:0;width:100%;height:100%;}
.source-tag{position:absolute;top:10px;left:12px;font-size:10px;letter-spacing:1px;color:var(--text-dim);}
.db-reading{position:absolute;bottom:10px;left:14px;font-size:34px;font-weight:800;line-height:1;}
.db-reading span{font-size:13px;font-weight:500;color:var(--text-dim);margin-left:2px;}
.center-icon{
  position:relative;z-index:2;width:46px;height:46px;border-radius:50%;background:var(--accent);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:15px;
  box-shadow:0 0 0 8px rgba(255,45,85,0.15);
}

.damage-row{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:6px;gap:10px;}
.damage-row .l1{font-size:11px;letter-spacing:.5px;color:var(--text-dim);margin-bottom:4px;}
.damage-row .l2{font-size:12px;color:var(--text-dim);}
.damage-row .big{font-size:24px;font-weight:800;color:var(--accent);white-space:nowrap;}

.dose{margin-top:14px;}
.dose-row{display:flex;justify-content:space-between;font-size:11px;color:var(--text-dim);margin-bottom:6px;}
.dose-track{height:4px;background:var(--border);border-radius:2px;overflow:hidden;}
.dose-fill{height:100%;width:0%;background:var(--accent);border-radius:2px;}

.volume{margin-top:16px;padding-top:14px;border-top:1px solid var(--border);}
.volume-label{text-align:center;font-size:11px;color:var(--accent);margin-bottom:6px;font-weight:600;}
.volume-row{display:flex;align-items:center;gap:10px;}
.volume-row i{color:var(--text-dim);font-size:15px;}
input[type=range]{
  -webkit-appearance:none;appearance:none;flex:1;height:4px;border-radius:2px;
  background:linear-gradient(90deg,var(--accent) 0%, var(--accent) 98%, var(--border) 98%);outline:none;
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:16px;height:16px;border-radius:50%;
  background:#fff;border:2px solid var(--accent);cursor:pointer;
}
input[type=range]::-moz-range-thumb{
  width:16px;height:16px;border-radius:50%;background:#fff;border:2px solid var(--accent);cursor:pointer;
}
.pct{font-size:11px;color:var(--text-dim);min-width:30px;text-align:right;}

/* ---------- Settings panel ---------- */
#settingsPanel{
  position:fixed;inset:0;background:rgba(0,0,0,0);
  display:none;align-items:center;justify-content:center;z-index:50;
  transition:background .25s ease;
}
#settingsPanel.open{display:flex;background:rgba(0,0,0,0.55);}
.settings-card{
  width:340px;max-width:90vw;background:var(--panel);border:1px solid var(--border);
  border-radius:18px;padding:20px;
  transform:translateY(12px) scale(0.98);opacity:0;
  transition:transform .25s cubic-bezier(.2,.8,.2,1), opacity .2s ease;
}
#settingsPanel.open .settings-card{transform:translateY(0) scale(1);opacity:1;}
.sheet-handle{display:none;}
.settings-title-row{
  display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;
}
.settings-title-row h3{margin:0;font-size:16px;font-weight:700;}
.settings-title-row .icon-btn{width:28px;height:28px;font-size:12px;}

.settings-row{margin-bottom:20px;}
.settings-row:last-child{margin-bottom:0;}
.settings-row label{display:block;font-size:11px;letter-spacing:.5px;text-transform:uppercase;color:var(--text-faint);margin-bottom:10px;font-weight:600;}

.swatches{display:flex;gap:10px;flex-wrap:wrap;}
.swatch{
  width:34px;height:34px;border-radius:50%;cursor:pointer;border:2px solid transparent;
  padding:0;position:relative;flex-shrink:0;
  transition:transform .15s ease;
}
.swatch:active{transform:scale(0.9);}
.swatch .check{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:14px;font-style:normal;opacity:0;transition:opacity .15s ease;
  text-shadow:0 1px 2px rgba(0,0,0,0.4);
}
.swatch.active{border-color:var(--text);}
.swatch.active .check{opacity:1;}

.bg-options{display:flex;flex-direction:column;gap:8px;}
.bg-opt{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:10px;border:1px solid var(--border);
  background:transparent;text-align:left;font-size:13px;color:var(--text-dim);cursor:pointer;
  transition:border-color .15s ease, background .15s ease;
}
.bg-opt:active{background:var(--panel-2);}
.bg-opt.active{border-color:var(--accent);color:var(--text);}
.bg-swatch{width:24px;height:24px;border-radius:7px;flex-shrink:0;border:1px solid rgba(255,255,255,0.08);}

.theme-preview{
  display:flex;align-items:center;gap:10px;
  padding:14px;border-radius:12px;background:var(--panel-2);border:1px solid var(--border);
}
.tp-dot{width:34px;height:34px;border-radius:50%;background:var(--accent);flex-shrink:0;}
.tp-lines{flex:1;display:flex;flex-direction:column;gap:6px;}
.tp-line{height:7px;border-radius:4px;background:var(--border);}
.tp-line.w70{width:70%;}
.tp-line.w40{width:40%;background:var(--panel);}
.tp-pill{
  font-size:10px;font-weight:700;letter-spacing:.5px;color:var(--accent);
  background:rgba(255,45,85,0.12);border:1px solid var(--accent-dim);
  padding:4px 9px;border-radius:20px;flex-shrink:0;
}

@media (max-width:760px){
  #settingsPanel{align-items:flex-end;}
  .settings-card{
    width:100%;max-width:100%;border-radius:20px 20px 0 0;
    padding:10px 18px calc(22px + env(safe-area-inset-bottom));
    transform:translateY(100%);opacity:1;
  }
  #settingsPanel.open .settings-card{transform:translateY(0);}
  .sheet-handle{
    display:block;width:36px;height:4px;border-radius:2px;background:var(--border);
    margin:6px auto 14px;
  }
  .swatch{width:40px;height:40px;}
}

/* ---------- Responsive / mobile ---------- */
@media (max-width: 760px){
  #shell{flex-direction:column;}
  #library{
    width:100%;min-width:0;height:34vh;border-right:none;border-bottom:1px solid var(--border);
    padding-top:env(safe-area-inset-top);
  }
  #main{padding:16px 16px calc(16px + env(safe-area-inset-bottom));}
  .app{padding:18px;border-radius:18px;}
  .icon-btn{width:36px;height:36px;font-size:16px;}
  .track-row{padding:11px 8px;}
  .track-row .tname{font-size:14px;}
  .controls{gap:20px;}
  .ctrl-btn{font-size:19px;padding:8px;}
  .play-btn{width:56px;height:56px;font-size:19px;}
  .cover{width:88px;height:88px;}
  .track h2{font-size:20px;}
  .db-visual{height:130px;}
}

.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

/* ===== Nyx-inspired player layer ===== */
.mobile-menu{display:none}
.queue-btn{margin-left:6px}
.cover-wrap{position:relative;flex-shrink:0}
.cover{display:flex;align-items:center;justify-content:center;overflow:hidden}
.cover-note{font-size:30px;color:rgba(255,255,255,.82);text-shadow:0 0 20px var(--accent);transform:rotate(-8deg)}
.favorite-btn{position:absolute;right:-8px;bottom:-7px;width:32px;height:32px;border-radius:50%;border:1px solid var(--border);background:var(--panel-2);color:var(--text);font-size:18px;line-height:1;cursor:pointer;box-shadow:0 6px 14px #0008}
.favorite-btn.active{color:var(--accent);border-color:var(--accent);background:rgba(255,45,85,.14)}
.waveform-wrap{height:44px;margin:2px 0 2px;border-radius:10px;overflow:hidden;background:linear-gradient(180deg,rgba(255,255,255,.025),transparent);pointer-events:none}
#waveCanvas{width:100%;height:100%;display:block}
.eyebrow{font-size:9px;letter-spacing:1.5px;color:var(--text-faint)}
.queue-panel{position:fixed;inset:0;z-index:60;display:none;background:rgba(0,0,0,.58);align-items:center;justify-content:flex-end}
.queue-panel.open{display:flex}
.queue-card{width:380px;max-width:100%;height:min(760px,100%);background:var(--panel);border-left:1px solid var(--border);padding:20px;overflow:hidden;animation:queueIn .22s ease}
@keyframes queueIn{from{transform:translateX(20px);opacity:.7}to{transform:none;opacity:1}}
.queue-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.queue-head h3{margin:3px 0 0;font-size:22px}.queue-list{height:calc(100% - 72px);overflow:auto}.queue-item{display:flex;gap:10px;align-items:center;padding:11px 8px;border-radius:10px;cursor:pointer}.queue-item:hover,.queue-item.active{background:var(--panel-2)}.queue-num{width:24px;text-align:center;color:var(--text-faint);font-size:11px}.queue-meta{min-width:0;flex:1}.queue-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:13px}.queue-sub{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text-faint);font-size:11px;margin-top:3px}.bottom-nav{display:none}
@media(max-width:760px){
  body{overflow:hidden}
  #shell{height:calc(100dvh - 68px);height:calc(100dvh - 68px)}
  #library{position:fixed;inset:0 auto 68px 0;width:min(88vw,360px);height:auto;z-index:70;border:1px solid var(--border);border-left:0;border-radius:0 20px 20px 0;transform:translateX(-105%);transition:transform .25s ease;box-shadow:20px 0 50px #0009}
  #library.mobile-open{transform:translateX(0)}
  #main{width:100%;height:100%;padding:8px 12px 12px;align-items:stretch;justify-content:center}
  .app{width:100%;height:100%;padding:14px 12px 12px;border-radius:18px;display:flex;flex-direction:column;overflow:hidden}
  .titlebar{margin-bottom:10px}
  .mobile-menu{display:flex}
  .queue-btn{display:flex}
  .now-playing{display:flex;flex-direction:column;gap:10px;text-align:center;margin:6px 0 10px}
  .cover-wrap{margin-top:2px}
  .cover{width:min(68vw,280px);height:min(68vw,280px);border-radius:22px;animation:none;background:radial-gradient(circle at 30% 25%,#ff6848 0%,#681522 30%,#171016 70%,#090a0d 100%);box-shadow:0 18px 55px -16px var(--accent-dim),0 0 0 1px #ffffff10}
  .cover.spinning{animation:spin 16s linear infinite}
  .cover-note{font-size:54px}
  .favorite-btn{right:-6px;bottom:-6px;width:38px;height:38px;font-size:21px}
  .track{width:100%;min-width:0}.track h2,.track p{max-width:none}.track h2{font-size:19px}.track p{font-size:12px}.playing-badge{justify-content:center}
  .waveform-wrap{height:50px;margin:4px 0 0}
  .scrub{margin-top:0}
  .scrub-track{height:5px}.scrub-time{font-size:10px}
  .controls{gap:18px;margin:14px 0 16px}.ctrl-btn{width:40px;height:40px;padding:0;display:flex;align-items:center;justify-content:center}.play-btn{width:60px;height:60px}
  .safety-card{padding:12px;border-radius:13px;overflow:auto;min-height:0}.db-visual{height:105px}.damage-row .l2{font-size:11px}.damage-row .big{font-size:20px}.volume{margin-top:11px;padding-top:10px}
  .bottom-nav{position:fixed;left:0;right:0;bottom:0;height:68px;padding:7px 10px calc(7px + env(safe-area-inset-bottom));display:flex;z-index:80;background:rgba(12,13,16,.94);backdrop-filter:blur(18px);border-top:1px solid var(--border)}
  .nav-item{flex:1;border:0;background:none;color:var(--text-faint);font-size:19px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;border-radius:12px}.nav-item span{font-size:9px;letter-spacing:.3px}.nav-item.active{color:var(--accent);background:rgba(255,45,85,.08)}
  .queue-panel{align-items:flex-end}.queue-card{width:100%;height:min(78dvh,680px);border-left:0;border-top:1px solid var(--border);border-radius:20px 20px 0 0;padding:10px 16px calc(16px + env(safe-area-inset-bottom));animation:sheetIn .22s ease}.queue-card .sheet-handle{display:block;width:36px;height:4px;border-radius:3px;background:var(--border);margin:5px auto 15px}@keyframes sheetIn{from{transform:translateY(30px);opacity:.7}to{transform:none;opacity:1}}
}
@media(min-width:761px){.queue-card .sheet-handle{display:none}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}