:root{
    --purple:#A855F7;--pink:#F472B6;--purple-deep:#7C3AED;
    --bg:#0A0712;--bg2:#110B1E;--panel:#140C24;--elevated:rgba(255,255,255,.04);
    --surface:rgba(255,255,255,.04);--surface2:rgba(255,255,255,.08);
    --border:rgba(168,85,247,.18);--border2:rgba(255,255,255,.08);
    --text:#F6F3FB;--text2:#C7BFD9;--text3:#8A819E;
    --grad:linear-gradient(135deg,#A855F7,#F472B6);
    --sidebar:248px;--queue:340px;--rightpanel:340px;--player-h:84px;--topbar-h:68px;
  }
  html[data-theme="light"]{
    --bg:#F6F4FB;--bg2:#FFFFFF;--panel:#FFFFFF;
    --surface:rgba(124,58,237,.05);--surface2:rgba(124,58,237,.10);
    --border:rgba(124,58,237,.16);--border2:rgba(26,19,37,.08);
    --text:#1B1426;--text2:#494157;--text3:#807793;
  }
  *{margin:0;padding:0;box-sizing:border-box;}
  html,body{height:100%;}
  body{font-family:'Sora',sans-serif;background:var(--bg);color:var(--text);overflow:hidden;}
  a{text-decoration:none;color:inherit;}
  img{display:block;max-width:100%;}
  ::-webkit-scrollbar{width:9px;height:9px;}
  ::-webkit-scrollbar-thumb{background:var(--border);border-radius:6px;}
  ::-webkit-scrollbar-thumb:hover{background:var(--purple);}

  .app{display:grid;grid-template-columns:var(--sidebar) 1fr;grid-template-rows:1fr var(--player-h);height:100vh;}
  .app.queue-open{grid-template-columns:var(--sidebar) 1fr var(--queue);}
  .app.has-right{grid-template-columns:var(--sidebar) 1fr var(--rightpanel);}
  .app.has-right.queue-open{grid-template-columns:var(--sidebar) 1fr var(--queue);}

  /* ── Right "Now Playing" panel ── */
  .now-panel{grid-row:1;background:var(--bg2);border-left:1px solid var(--border2);overflow-y:auto;padding:18px 16px 28px;display:none;}
  .app.has-right .now-panel{display:block;}
  .app.has-right.queue-open .now-panel{display:none;}
  .np-card{margin-bottom:6px;}
  .np-eyebrow{display:block;font-size:10.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--purple);margin-bottom:10px;}
  .np-art{width:100%;aspect-ratio:1;object-fit:cover;border-radius:14px;background:var(--grad);display:block;}
  .np-title{font-size:16px;font-weight:800;color:var(--text);margin-top:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .np-artist{font-size:13px;color:var(--text3);margin-top:3px;}
  .np-h{font-family:'Unbounded',sans-serif;font-size:13px;font-weight:700;color:var(--text);margin:18px 4px 12px;}
  .np-row{display:flex;align-items:center;gap:11px;padding:7px 8px;border-radius:10px;cursor:pointer;transition:.15s;}
  .np-row:hover{background:var(--surface);}
  .np-row img{width:42px;height:42px;border-radius:8px;object-fit:cover;flex-shrink:0;background:var(--grad);}
  .np-rt{font-size:13px;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .np-ra{font-size:11px;color:var(--text3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}

  /* ── Sidebar "Your Library" rows ── */
  .lib-row{display:flex;align-items:center;gap:10px;padding:6px 10px;border-radius:9px;transition:.15s;}
  .lib-row:hover{background:var(--surface);}
  .lib-cover{width:40px;height:40px;border-radius:7px;overflow:hidden;flex-shrink:0;background:var(--surface2);display:flex;align-items:center;justify-content:center;}
  .lib-cover img{width:100%;height:100%;object-fit:cover;}
  .lib-cover svg{width:16px;height:16px;fill:#fff;}
  .lib-meta{min-width:0;display:flex;flex-direction:column;}
  .lib-t{font-size:13px;font-weight:600;color:var(--text2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .lib-s{font-size:11px;color:var(--text3);}
  .lib-row:hover .lib-t{color:var(--text);}

  /* ── SIDEBAR ── */
  .side{grid-row:1;background:var(--bg2);border-right:1px solid var(--border2);overflow-y:auto;padding:18px 12px;}
  .side-logo{display:flex;align-items:center;gap:10px;padding:6px 10px 18px;}
  .side-logo .mk{width:34px;height:34px;border-radius:10px;background:var(--grad);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
  .side-logo .mk svg{width:18px;height:18px;fill:#fff;}
  .side-logo b{font-family:'Unbounded',sans-serif;font-size:15px;font-weight:700;}
  .side-label{font-size:10.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--text3);padding:16px 12px 7px;}
  .side a.nav,.side button.nav{display:flex;align-items:center;gap:12px;width:100%;padding:9px 12px;border-radius:10px;font-size:13.5px;font-weight:500;color:var(--text2);background:none;border:none;cursor:pointer;font-family:inherit;text-align:left;transition:.15s;}
  .side a.nav:hover,.side button.nav:hover{background:var(--surface);color:var(--text);}
  .side a.nav.active{background:var(--surface2);color:var(--purple);font-weight:600;}
  .side a.nav svg,.side button.nav svg{width:18px;height:18px;flex-shrink:0;}

  /* ── TOPBAR + MAIN ── */
  .mid{grid-row:1;display:flex;flex-direction:column;min-width:0;overflow:hidden;}
  .topbar{height:var(--topbar-h);display:flex;align-items:center;gap:16px;padding:0 26px;flex-shrink:0;}
  .search{flex:1;max-width:560px;position:relative;}
  .search svg{position:absolute;left:16px;top:50%;transform:translateY(-50%);width:17px;height:17px;stroke:var(--text3);}
  .search input{width:100%;height:44px;padding:0 16px 0 44px;border-radius:22px;border:1px solid var(--border2);background:var(--surface);color:var(--text);font-family:inherit;font-size:13.5px;outline:none;}
  .search input:focus{border-color:var(--purple);}
  .topbar-spacer{flex:1;}
  .tb-btn{display:inline-flex;align-items:center;height:40px;padding:0 18px;border-radius:21px;font-size:13.5px;font-weight:600;cursor:pointer;}
  .tb-btn.ghost{color:var(--text2);background:none;}
  .tb-btn.ghost:hover{color:var(--text);}
  .tb-btn.solid{background:var(--grad);color:#fff;box-shadow:0 6px 18px rgba(168,85,247,.35);}
  .main{flex:1;overflow-y:auto;padding:8px 26px 30px;min-width:0;}

  /* ── QUEUE PANEL ── */
  .queue{grid-row:1;background:var(--bg2);border-left:1px solid var(--border2);overflow-y:auto;padding:18px 14px;display:none;}
  .app.queue-open .queue{display:block;}
  .queue-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
  .queue-head b{font-size:15px;}
  .q-close{background:none;border:none;color:var(--text3);cursor:pointer;}
  .q-row{display:flex;align-items:center;gap:11px;padding:8px 9px;border-radius:10px;cursor:pointer;transition:.15s;}
  .q-row:hover{background:var(--surface);}
  .q-row.playing{background:var(--surface2);}
  .q-row.playing .q-t{color:var(--purple);}
  .q-cover{width:40px;height:40px;border-radius:7px;object-fit:cover;background:var(--grad);flex-shrink:0;}
  .q-t{font-size:12.5px;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .q-a{font-size:11px;color:var(--text3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}

  /* ── PLAYER BAR ── */
  .player{grid-column:1 / -1;grid-row:2;height:var(--player-h);background:var(--bg2);border-top:1px solid var(--border2);position:relative;
    display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr) minmax(0,1fr);align-items:center;gap:14px;padding:0 22px;}
  .pl-now{display:flex;align-items:center;gap:12px;min-width:0;}
  .pl-cover{width:54px;height:54px;border-radius:9px;object-fit:cover;background:var(--grad);flex-shrink:0;}
  .pl-meta{min-width:0;}
  .pl-title{font-size:13px;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .pl-artist{font-size:11.5px;color:var(--text3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .pl-center{display:flex;flex-direction:column;align-items:center;gap:7px;}
  .pl-ctrls{display:flex;align-items:center;gap:18px;}
  .pl-ctrls button{background:none;border:none;color:var(--text2);cursor:pointer;display:flex;transition:.15s;}
  .pl-ctrls button:hover{color:var(--text);}
  .pl-ctrls button.on{color:var(--purple);}
  .pl-ctrls svg{width:18px;height:18px;}
  .pl-play{width:42px;height:42px;border-radius:50%;background:var(--text);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
  .pl-play svg{width:18px;height:18px;fill:var(--bg);stroke:none;}
  html[data-theme="light"] .pl-play{background:var(--purple-deep);} html[data-theme="light"] .pl-play svg{fill:#fff;}
  .pl-seek{display:flex;align-items:center;gap:10px;width:100%;max-width:540px;}
  .pl-time{font-size:11px;color:var(--text3);width:34px;text-align:center;flex-shrink:0;}
  .bar{flex:1;height:5px;border-radius:3px;background:var(--surface2);cursor:pointer;position:relative;}
  .bar-fill{height:100%;border-radius:3px;background:var(--grad);width:0;}
  .pl-right{display:flex;align-items:center;justify-content:flex-end;gap:14px;}
  .pl-right button{background:none;border:none;color:var(--text2);cursor:pointer;display:flex;}
  .pl-right button:hover{color:var(--text);}
  .pl-right button.on{color:var(--purple);}
  .vol{width:90px;height:5px;border-radius:3px;background:var(--surface2);cursor:pointer;position:relative;}
  .vol-fill{height:100%;border-radius:3px;background:var(--text2);width:80%;}
  .pl-like.liked svg{fill:var(--pink);stroke:var(--pink);}

  .sb-toggle{display:none;}
  .side-backdrop{display:none;}
  @media(max-width:1280px) and (min-width:981px){
    .app.has-right,.app.has-right.queue-open{grid-template-columns:var(--sidebar) 1fr;}
    .now-panel{display:none!important;}
  }
  @media(max-width:980px){
    .app,.app.queue-open,.app.has-right,.app.has-right.queue-open{grid-template-columns:1fr;}
    .now-panel{display:none!important;}
    .side{position:fixed;top:0;bottom:var(--player-h);left:0;width:var(--sidebar);z-index:80;transform:translateX(-100%);transition:transform .25s;}
    .side.open{transform:none;box-shadow:0 0 40px rgba(0,0,0,.5);}
    .side.open ~ .side-backdrop{display:block;position:fixed;inset:0 0 var(--player-h) 0;background:rgba(0,0,0,.5);z-index:70;}
    .queue,.app.queue-open .queue{display:none;}
    .sb-toggle{display:flex;}
    .pl-right .vol,.pl-seek .pl-time{display:none;}
  }

  /* ── PHONES ── */
  @media(max-width:760px){
    :root{--player-h:64px;--topbar-h:60px;}
    .topbar{gap:8px;padding:0 14px;}
    .search{min-width:0;}
    .search input{height:40px;}
    .tb-btn{height:36px;padding:0 13px;font-size:12.5px;}
    .tb-btn.ghost.sb-toggle{padding:0;width:36px;justify-content:center;}
    .main{padding:6px 14px 24px;}

    /* compact player: now-playing | controls, progress as a thin bar across the top */
    .player{grid-template-columns:1fr auto;gap:10px;padding:0 14px;}
    .pl-now{gap:9px;}
    .pl-cover{width:42px;height:42px;}
    .pl-like{display:none;}
    .pl-center{flex-direction:row;gap:0;}
    .pl-ctrls{gap:6px;}
    #pl-shuffle,#pl-repeat{display:none;}
    .pl-play{width:38px;height:38px;}
    .pl-right{display:none;}
    .pl-seek{position:absolute;top:0;left:0;right:0;width:100%;max-width:none;gap:0;}
    .pl-seek .bar{height:3px;border-radius:0;}
  }
  @media(max-width:480px){
    .tb-btn.ghost:not(.sb-toggle){display:none;} /* hide Register, keep Login */
    .search input::placeholder{font-size:12.5px;}
  }