/* =====================================================================
   UnstuntedSFX — SaaS theme
   Palette sampled directly from the product mockup:
   dark slate-teal canvas + vivid azure-blue accent.
   ===================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Fira+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&display=swap');

:root{
  /* canvas */
  --bg:            #13252a;   /* app background (sidebar + behind) */
  --bg-main:       #16292f;   /* main content column */
  --panel:         #1b333a;   /* hero + ask-ai panels */
  --panel-2:       #173036;   /* recessed wells (search, chat body) */
  --card:          #1e3a42;   /* list rows / soft cards */
  --card-hover:    #234650;
  /* accent */
  --primary:       #1d9bf6;   /* azure blue — active nav, logo, CTAs */
  --primary-2:     #1488e6;
  --primary-3:     #0f74c7;
  --primary-soft:  rgba(29,155,246,.14);
  --primary-glow:  rgba(29,155,246,.42);
  /* text */
  --text:          #ffffff;
  --text-muted:    #93a8b0;
  --text-dim:      #61787f;
  /* lines */
  --border:        rgba(255,255,255,.07);
  --border-2:      rgba(255,255,255,.12);
  --shadow:        0 18px 40px -18px rgba(0,0,0,.65);
  --shadow-lg:     0 30px 70px -24px rgba(0,0,0,.75);
  --radius:        18px;
  --radius-sm:     12px;
  --sidebar-w:     270px;
  --ease:          cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:'Fira Sans',system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow:hidden;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
::selection{background:var(--primary);color:#fff}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}

/* scrollbars */
*::-webkit-scrollbar{width:10px;height:10px}
*::-webkit-scrollbar-thumb{background:rgba(255,255,255,.10);border-radius:20px;border:2px solid transparent;background-clip:padding-box}
*::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,.20);background-clip:padding-box}

/* =====================================================================
   App shell
   ===================================================================== */
.app{display:grid;grid-template-columns:var(--sidebar-w) 1fr;height:100vh}

/* ---------- Sidebar ---------- */
.sidebar{
  background:var(--bg);
  border-right:1px solid var(--border);
  display:flex;flex-direction:column;
  padding:24px 18px 18px;
  position:relative;z-index:30;
}
.brand{
  display:flex;align-items:center;gap:2px;
  font-size:25px;font-weight:800;letter-spacing:-.5px;
  padding:6px 10px 26px;
}
.brand .u{color:var(--text)}
.brand .s{color:var(--primary)}
.nav{display:flex;flex-direction:column;gap:6px;flex:1}
.nav-item{
  display:flex;align-items:center;gap:14px;
  padding:13px 16px;border-radius:14px;
  color:var(--text-muted);font-size:17px;font-weight:500;
  position:relative;
  transition:background .2s var(--ease),color .2s var(--ease),transform .15s var(--ease);
}
.nav-item svg{width:23px;height:23px;flex:none;stroke-width:1.9}
.nav-item:hover{background:rgba(255,255,255,.05);color:#cfdde2}
.nav-item:active{transform:translateX(1px) scale(.99)}
.nav-item.active{
  background:var(--primary);color:#fff;font-weight:600;
  box-shadow:0 10px 24px -10px var(--primary-glow);
}
.nav-item.active::after{content:"";position:absolute;inset:0;border-radius:14px;box-shadow:inset 0 1px 0 rgba(255,255,255,.25);pointer-events:none}

.account{
  display:flex;align-items:center;gap:11px;
  margin-top:14px;padding:10px 12px;border-radius:14px;
  border:1px solid var(--border);
  transition:background .2s var(--ease),border-color .2s var(--ease);
}
.account:hover{background:rgba(255,255,255,.04);border-color:var(--border-2)}
.account .av{width:30px;height:30px;border-radius:50%;object-fit:cover;background:var(--card);flex:none}
.account .nm{font-size:16px;color:var(--text-muted)}

/* ---------- Main ---------- */
.main{background:var(--bg-main);overflow-y:auto;overflow-x:hidden;padding:22px 26px 40px}
.main-inner{max-width:1480px;margin:0 auto}

/* search */
.search{
  display:flex;align-items:center;gap:12px;
  background:var(--panel-2);
  border:1px solid var(--border);
  border-radius:16px;padding:0 18px;height:58px;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease);
}
.search:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-soft);background:#15303a}
.search svg{width:22px;height:22px;color:var(--text-dim);flex:none}
.search input{flex:1;background:none;border:none;color:var(--text);font-size:17px;outline:none}
.search input::placeholder{color:var(--text-dim)}

/* =====================================================================
   Hero
   ===================================================================== */
.hero{
  display:grid;grid-template-columns:minmax(320px,1fr) 1.25fr;gap:20px;
  background:var(--panel);border-radius:24px;
  padding:30px 30px 32px;margin-top:18px;
  box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.hero::before{ /* faint moving sheen */
  content:"";position:absolute;inset:0;
  background:radial-gradient(680px 280px at 12% -10%,rgba(29,155,246,.10),transparent 60%);
  pointer-events:none;
}
.hero-l{display:flex;flex-direction:column}
.hello{color:var(--text-dim);font-size:19px;font-weight:500;margin-bottom:14px}
.hero-h{color:#5f767e;font-size:33px;line-height:1.16;font-weight:700;max-width:13ch}
.btn{
  display:inline-flex;align-items:center;gap:9px;justify-content:center;
  background:var(--card);color:#cddbe0;font-size:16px;font-weight:600;
  padding:13px 22px;border-radius:13px;width:max-content;
  transition:transform .18s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.btn:hover{transform:translateY(-2px);background:var(--card-hover)}
.btn:active{transform:translateY(0)}
.btn svg{width:18px;height:18px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 14px 30px -12px var(--primary-glow)}
.btn-primary:hover{background:var(--primary-2);box-shadow:0 18px 36px -12px var(--primary-glow)}
.hero-cta{margin-top:auto;padding-top:26px}

/* scrolling cover cards */
.scroller{position:relative;min-width:0}
.rail{
  display:flex;gap:16px;overflow-x:auto;overflow-y:hidden;
  scroll-snap-type:x mandatory;padding:4px 2px 12px;height:100%;
  scrollbar-width:none;
}
.rail::-webkit-scrollbar{display:none}
.cover{
  position:relative;flex:none;width:150px;aspect-ratio:3/4;
  border-radius:16px;overflow:hidden;scroll-snap-align:start;
  cursor:pointer;background:var(--card);
  box-shadow:0 12px 26px -14px rgba(0,0,0,.7);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);display:block}
.cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.05) 30%,rgba(0,0,0,.55));}
.cover .cap{position:absolute;left:14px;right:12px;top:14px;font-size:21px;font-weight:700;line-height:1.08;z-index:2;text-shadow:0 2px 10px rgba(0,0,0,.55)}
.cover .cap.bottom{top:auto;bottom:16px}
.cover .play{
  position:absolute;left:50%;bottom:14px;transform:translate(-50%,8px);
  width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.16);
  backdrop-filter:blur(6px);display:grid;place-items:center;z-index:3;
  opacity:0;transition:opacity .25s var(--ease),transform .25s var(--ease);
}
.cover .play svg{width:18px;height:18px;color:#fff;margin-left:2px}
.cover:hover{transform:translateY(-6px) scale(1.025);box-shadow:0 26px 44px -18px rgba(0,0,0,.8)}
.cover:hover img{transform:scale(1.08)}
.cover:hover .play{opacity:1;transform:translate(-50%,0)}
.rail-fade{position:absolute;top:0;bottom:14px;width:46px;pointer-events:none;z-index:4}
.rail-fade.r{right:-4px;background:linear-gradient(270deg,var(--panel),transparent)}

/* =====================================================================
   Below hero — Recent projects + Ask AI
   ===================================================================== */
.below{display:grid;grid-template-columns:1.4fr 1fr;gap:0;margin-top:14px}
.col-projects{padding:24px 30px 10px 4px}
.col-ai{padding-left:30px;border-left:1px solid var(--border)}

.sec-eyebrow{color:var(--text-dim);font-size:18px;font-weight:500}
.sec-title{font-size:30px;font-weight:700;margin-top:2px;margin-bottom:18px}

/* ---- playlist cards (dashboard "Jump back in" + Playlists page) ---- */
.pl-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.pl-card{
  display:flex;align-items:center;gap:15px;
  background:var(--card);border:1px solid var(--border);border-radius:16px;padding:12px;
  cursor:pointer;position:relative;
  transition:transform .18s var(--ease),background .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
  animation:fadeUp .5s var(--ease) both;
}
.pl-card:hover{transform:translateY(-3px);background:var(--card-hover);border-color:var(--border-2);box-shadow:var(--shadow)}
.pl-cover{width:74px;height:74px;border-radius:12px;overflow:hidden;flex:none;position:relative;background:var(--panel-2)}
.pl-mosaic{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;width:100%;height:100%;gap:1px}
.pl-mosaic img{width:100%;height:100%;object-fit:cover;display:block}
.pl-cover>img.cimg{width:100%;height:100%;object-fit:cover;display:block}
.pl-cover-grad{width:100%;height:100%;display:grid;place-items:center;background:linear-gradient(135deg,var(--c1,#1d9bf6),var(--c2,#0f3b5c))}
.pl-cover-grad svg{width:30px;height:30px;color:rgba(255,255,255,.92)}
.pl-cover .play-all{
  position:absolute;right:6px;bottom:6px;width:30px;height:30px;border-radius:50%;
  background:var(--primary);display:grid;place-items:center;
  box-shadow:0 8px 18px -6px var(--primary-glow);
  opacity:0;transform:translateY(8px) scale(.8);transition:opacity .2s var(--ease),transform .2s var(--ease);
}
.pl-cover .play-all svg{width:15px;height:15px;color:#fff;margin-left:1px}
.pl-card:hover .play-all{opacity:1;transform:none}
.pl-info{min-width:0;flex:1}
.pl-name{font-size:18px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pl-sub{color:var(--text-dim);font-size:13.5px;margin-top:4px;display:flex;align-items:center;gap:7px}
.pl-sub .dot{width:3px;height:3px;border-radius:50%;background:currentColor;opacity:.6}
.pl-del{
  position:absolute;top:8px;right:8px;width:28px;height:28px;border-radius:8px;
  display:grid;place-items:center;color:var(--text-dim);background:rgba(0,0,0,.25);
  opacity:0;transition:opacity .18s,background .18s,color .18s;
}
.pl-card:hover .pl-del{opacity:1}
.pl-del:hover{background:rgba(239,68,68,.85);color:#fff}
.pl-del svg{width:15px;height:15px}

.pl-new{
  display:flex;align-items:center;justify-content:center;gap:11px;
  background:transparent;border:1.5px dashed var(--border-2);border-radius:16px;
  color:var(--text-muted);font-size:16px;font-weight:600;min-height:98px;width:100%;
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
  animation:fadeUp .5s var(--ease) both;
}
.pl-new:hover{border-color:var(--primary);color:#fff;background:var(--primary-soft)}
.pl-new svg{width:22px;height:22px}

.pl-empty{
  display:flex;flex-direction:column;align-items:flex-start;gap:6px;
  background:var(--card);border:1px solid var(--border);border-radius:18px;padding:30px 28px;
}
.pl-empty .ic{width:52px;height:52px;border-radius:14px;background:var(--primary-soft);display:grid;place-items:center;margin-bottom:6px}
.pl-empty .ic svg{width:26px;height:26px;color:var(--primary)}
.pl-empty h3{font-size:20px;font-weight:700}
.pl-empty p{color:var(--text-dim);font-size:15px;max-width:46ch;margin-bottom:14px}

/* =====================================================================
   Ask AI panel / chat
   ===================================================================== */
.ai-panel{
  background:var(--panel);border-radius:22px;padding:24px 24px 20px;
  display:flex;flex-direction:column;min-height:480px;box-shadow:var(--shadow);
}
.ai-eyebrow{color:var(--text-muted);font-size:20px;font-weight:500}
.ai-q{font-size:32px;font-weight:700;line-height:1.12;margin-top:2px}
.chat{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:14px;padding:22px 2px 16px;min-height:0}
.msg{max-width:86%;padding:13px 16px;border-radius:16px;font-size:15.5px;line-height:1.5;animation:fadeUp .35s var(--ease) both}
.msg.user{align-self:flex-end;background:var(--primary);color:#fff;border-bottom-right-radius:5px}
.msg.ai{align-self:flex-start;background:var(--card);color:#dfe9ec;border-bottom-left-radius:5px}
.msg.ai .chip{display:inline-flex;align-items:center;gap:6px;background:var(--primary-soft);color:#bfe0ff;border-radius:8px;padding:3px 9px;margin:3px 5px 1px 0;font-size:13px;font-weight:600}
.msg img.frame{max-width:160px;border-radius:10px;margin-bottom:8px;display:block}
.typing{display:flex;gap:5px;align-self:flex-start;background:var(--card);padding:15px 18px;border-radius:16px}
.typing i{width:8px;height:8px;border-radius:50%;background:var(--text-dim);animation:blink 1.4s infinite both}
.typing i:nth-child(2){animation-delay:.2s}
.typing i:nth-child(3){animation-delay:.4s}

.composer{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:8px}
.composer .plus{
  width:54px;height:54px;border-radius:15px;background:var(--card);
  display:grid;place-items:center;flex:none;
  transition:background .2s var(--ease),transform .15s var(--ease);
}
.composer .plus:hover{background:var(--card-hover)}
.composer .plus:active{transform:scale(.94)}
.composer .plus svg{width:24px;height:24px;color:var(--text-muted)}
.composer .field{
  flex:1;display:flex;align-items:center;gap:10px;
  background:var(--panel-2);border:1px solid var(--border);border-radius:15px;
  padding:0 8px 0 18px;height:54px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.composer .field:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-soft)}
.composer input{flex:1;background:none;border:none;outline:none;color:var(--text);font-size:16px}
.composer input::placeholder{color:var(--text-dim)}
.composer .send{
  width:40px;height:40px;border-radius:11px;background:var(--primary);
  display:grid;place-items:center;flex:none;
  transition:background .2s var(--ease),transform .15s var(--ease),opacity .2s;
}
.composer .send:hover{background:var(--primary-2)}
.composer .send:active{transform:scale(.92)}
.composer .send svg{width:18px;height:18px;color:#fff}
.attach-pill{display:inline-flex;align-items:center;gap:8px;background:var(--card);border-radius:10px;padding:6px 10px;font-size:13px;color:var(--text-muted);margin-bottom:10px;align-self:flex-start}
.attach-pill button{color:var(--text-dim);display:grid;place-items:center}
.attach-pill button:hover{color:#fff}

/* =====================================================================
   Library / Music pages
   ===================================================================== */
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin:8px 0 18px}
.page-head h1{font-size:34px;font-weight:700}
.page-head p{color:var(--text-dim);font-size:16px;margin-top:4px}
.count-pill{background:var(--primary-soft);color:#bfe0ff;border-radius:20px;padding:6px 14px;font-size:14px;font-weight:600;white-space:nowrap}

.chips{display:flex;gap:10px;overflow-x:auto;padding:4px 0 16px;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip-f{
  flex:none;padding:9px 17px;border-radius:11px;background:var(--card);
  color:var(--text-muted);font-size:15px;font-weight:500;white-space:nowrap;
  border:1px solid transparent;
  transition:background .18s var(--ease),color .18s var(--ease),transform .15s var(--ease),border-color .18s;
}
.chip-f:hover{background:var(--card-hover);color:#dfe9ec}
.chip-f:active{transform:scale(.96)}
.chip-f.active{background:var(--primary);color:#fff;box-shadow:0 10px 22px -12px var(--primary-glow)}

.tracklist{display:flex;flex-direction:column;gap:8px;padding-bottom:120px}
.track{
  display:grid;grid-template-columns:54px 1fr auto auto;align-items:center;gap:16px;
  background:var(--card);border-radius:14px;padding:11px 18px;cursor:pointer;
  border:1px solid transparent;
  transition:background .18s var(--ease),border-color .18s var(--ease),transform .12s var(--ease);
  animation:fadeUp .4s var(--ease) both;
}
.track:hover{background:var(--card-hover);border-color:var(--border-2)}
.track.playing{border-color:var(--primary);background:#1c3b46}
.track .pbtn{width:42px;height:42px;border-radius:11px;background:var(--panel-2);display:grid;place-items:center;flex:none;transition:background .2s,transform .15s}
.track:hover .pbtn{background:var(--primary)}
.track.playing .pbtn{background:var(--primary)}
.track .pbtn svg{width:18px;height:18px;color:#fff;margin-left:1px}
.track .tname{font-size:16px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.track .tcat{color:var(--text-dim);font-size:13.5px;margin-top:2px}
.track .tcat b{color:var(--primary);font-weight:600}
.eq{display:flex;align-items:flex-end;gap:2px;height:18px;width:20px;opacity:0}
.track.playing .eq{opacity:1}
.eq span{width:3px;background:var(--primary);border-radius:2px;height:30%;animation:eq .9s ease-in-out infinite}
.eq span:nth-child(2){animation-delay:.2s}
.eq span:nth-child(3){animation-delay:.4s}
.eq span:nth-child(4){animation-delay:.1s}
.track .tdur{color:var(--text-dim);font-size:14px;font-variant-numeric:tabular-nums;min-width:42px;text-align:right}
.track .dl{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;color:var(--text-dim);transition:background .2s,color .2s}
.track .dl:hover{background:var(--panel-2);color:#fff}
.track .dl svg{width:18px;height:18px}

.waveform{display:flex;align-items:center;gap:2px;height:30px;flex:1;min-width:60px;max-width:340px}
.waveform i{flex:1;background:rgba(255,255,255,.16);border-radius:2px;min-width:2px;transition:background .2s}
.track:hover .waveform i{background:rgba(255,255,255,.26)}
.track.playing .waveform i{background:var(--primary)}

/* sticky player bar */
.player{
  position:fixed;left:calc(var(--sidebar-w) + 26px);right:26px;bottom:18px;z-index:40;
  background:rgba(23,46,53,.86);backdrop-filter:blur(18px);
  border:1px solid var(--border-2);border-radius:18px;
  display:flex;align-items:center;gap:18px;padding:12px 20px;
  box-shadow:var(--shadow-lg);
  transform:translateY(140%);transition:transform .4s var(--ease);
}
.player.up{transform:translateY(0)}
.player .pp{width:46px;height:46px;border-radius:12px;background:var(--primary);display:grid;place-items:center;flex:none}
.player .pp svg{width:20px;height:20px;color:#fff}
.player .pinfo{min-width:150px;max-width:230px}
.player .pinfo .n{font-weight:600;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.player .pinfo .c{color:var(--text-dim);font-size:13px}
.player .bar{flex:1;height:6px;border-radius:4px;background:rgba(255,255,255,.12);position:relative;cursor:pointer}
.player .bar .fill{position:absolute;left:0;top:0;bottom:0;width:0;background:var(--primary);border-radius:4px}
.player .bar .fill::after{content:"";position:absolute;right:-5px;top:50%;transform:translateY(-50%);width:12px;height:12px;border-radius:50%;background:#fff;box-shadow:0 0 0 4px var(--primary-soft)}
.player .t{color:var(--text-dim);font-size:13px;font-variant-numeric:tabular-nums;min-width:84px;text-align:center}
.player .x{color:var(--text-dim);width:36px;height:36px;display:grid;place-items:center;border-radius:9px}
.player .x:hover{background:rgba(255,255,255,.08);color:#fff}

/* =====================================================================
   Generic blocks (playlists / account / empty states)
   ===================================================================== */
.grid-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:18px;padding-bottom:40px}
.pcard{
  background:var(--card);border-radius:18px;overflow:hidden;cursor:pointer;
  border:1px solid transparent;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s;
  animation:fadeUp .45s var(--ease) both;
}
.pcard:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--border-2)}
.pcard .cov{height:140px;background:linear-gradient(135deg,var(--primary-3),#163a44);position:relative;display:grid;place-items:center}
.pcard .cov svg{width:46px;height:46px;color:rgba(255,255,255,.85)}
.pcard .body{padding:16px 18px}
.pcard .body h3{font-size:18px;font-weight:700}
.pcard .body p{color:var(--text-dim);font-size:14px;margin-top:4px}

.panel-card{background:var(--panel);border-radius:20px;padding:26px 28px;box-shadow:var(--shadow);margin-bottom:18px}
.panel-card h2{font-size:22px;font-weight:700;margin-bottom:6px}
.panel-card .sub{color:var(--text-dim);font-size:15px;margin-bottom:18px}
.field-row{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}
.field-row label{font-size:14px;color:var(--text-muted);font-weight:500}
.field-row input,.field-row select{
  background:var(--panel-2);border:1px solid var(--border);border-radius:12px;
  height:50px;padding:0 16px;color:var(--text);font-size:16px;outline:none;
  transition:border-color .2s,box-shadow .2s;
}
.field-row input:focus,.field-row select:focus{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-soft)}

/* =====================================================================
   Modal (new playlist)
   ===================================================================== */
.modal-overlay{position:fixed;inset:0;z-index:80;display:grid;place-items:center;padding:20px;
  background:rgba(8,16,19,.62);backdrop-filter:blur(6px);opacity:0;transition:opacity .22s var(--ease)}
.modal-overlay.open{opacity:1}
.modal{width:100%;max-width:460px;background:var(--panel);border:1px solid var(--border-2);
  border-radius:22px;box-shadow:var(--shadow-lg);padding:24px;
  transform:translateY(16px) scale(.97);opacity:0;transition:transform .26s var(--ease),opacity .26s var(--ease)}
.modal-overlay.open .modal{transform:none;opacity:1}
.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.modal-head h2{font-size:22px;font-weight:700}
.modal-x{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;color:var(--text-dim)}
.modal-x:hover{background:rgba(255,255,255,.06);color:#fff}
.modal-x svg{width:18px;height:18px}
.modal-body{display:flex;gap:18px;align-items:stretch}
.cover-drop{width:132px;height:132px;border-radius:16px;border:1.5px dashed var(--border-2);
  background:var(--panel-2);display:grid;place-items:center;cursor:pointer;flex:none;position:relative;overflow:hidden;
  transition:border-color .2s var(--ease),background .2s var(--ease)}
.cover-drop:hover,.cover-drop.drag{border-color:var(--primary);background:var(--primary-soft)}
.cover-drop .hint{display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--text-dim);font-size:12.5px;font-weight:500;text-align:center;padding:10px}
.cover-drop .hint svg{width:26px;height:26px}
.cover-drop img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cover-drop .recover{position:absolute;left:0;right:0;bottom:0;height:34px;background:rgba(0,0,0,.55);
  color:#fff;display:grid;place-items:center;font-size:12.5px;font-weight:600;opacity:0;transition:opacity .2s}
.cover-drop:hover .recover{opacity:1}
.modal .fields{flex:1;display:flex;flex-direction:column;justify-content:center;gap:8px;min-width:0}
.modal .fields label{font-size:13px;color:var(--text-muted);font-weight:500}
.modal .fields input{background:var(--panel-2);border:1px solid var(--border);border-radius:12px;height:50px;
  padding:0 15px;color:#fff;font-size:16px;outline:none;transition:border-color .2s,box-shadow .2s}
.modal .fields input:focus{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-soft)}
.modal .fields .help{color:var(--text-dim);font-size:12.5px;margin-top:2px}
.modal-foot{display:flex;justify-content:flex-end;gap:10px;margin-top:24px}
.btn-ghost{background:transparent;color:var(--text-muted)}
.btn-ghost:hover{background:rgba(255,255,255,.06);color:#fff}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none!important;box-shadow:none}
@media (max-width:520px){
  .modal-body{flex-direction:column;align-items:center;text-align:center}
  .cover-drop{width:150px;height:150px}
  .modal .fields{width:100%;text-align:left}
}

/* =====================================================================
   Skeletons + utilities
   ===================================================================== */
.skel{position:relative;overflow:hidden;background:var(--card);border-radius:14px}
.skel::after{content:"";position:absolute;inset:0;transform:translateX(-100%);
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.06),transparent);animation:shimmer 1.3s infinite}
.skel-track{height:64px;margin-bottom:8px}
.skel-cover{width:150px;aspect-ratio:3/4;flex:none}

.reveal{opacity:0;transform:translateY(16px)}
.reveal.in{opacity:1;transform:none;transition:opacity .55s var(--ease),transform .55s var(--ease)}
.muted{color:var(--text-dim)}
.empty{display:grid;place-items:center;text-align:center;padding:70px 20px;color:var(--text-dim)}
.empty svg{width:54px;height:54px;margin-bottom:14px;opacity:.5}
.spinner{width:22px;height:22px;border:3px solid rgba(255,255,255,.18);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--card);border:1px solid var(--border-2);border-radius:12px;padding:12px 20px;font-size:15px;opacity:0;z-index:60;transition:opacity .3s,transform .3s;box-shadow:var(--shadow-lg)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* =====================================================================
   Animations
   ===================================================================== */
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
@keyframes shimmer{100%{transform:translateX(100%)}}
@keyframes blink{0%,80%,100%{opacity:.25;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}
@keyframes eq{0%,100%{height:25%}50%{height:100%}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes pop{0%{transform:scale(.9);opacity:0}100%{transform:scale(1);opacity:1}}
.stagger>*{animation:fadeUp .5s var(--ease) both}
.stagger>*:nth-child(1){animation-delay:.04s}
.stagger>*:nth-child(2){animation-delay:.10s}
.stagger>*:nth-child(3){animation-delay:.16s}
.stagger>*:nth-child(4){animation-delay:.22s}
.stagger>*:nth-child(5){animation-delay:.28s}
.stagger>*:nth-child(6){animation-delay:.34s}

/* =====================================================================
   Responsive
   ===================================================================== */
@media (max-width:1080px){
  :root{--sidebar-w:88px}
  .brand{font-size:0;justify-content:center;padding:6px 0 22px}
  .brand::before{content:"U";font-size:24px;font-weight:800;color:var(--primary)}
  .nav-item{justify-content:center;padding:14px 0;font-size:0;gap:0}
  .account .nm{display:none}
  .hero{grid-template-columns:1fr}
  .below{grid-template-columns:1fr}
  .col-ai{border-left:none;padding-left:4px;border-top:1px solid var(--border);margin-top:10px;padding-top:22px}
  .player{left:calc(var(--sidebar-w) + 14px);right:14px}
}
@media (max-width:680px){
  .app{grid-template-columns:1fr}
  .sidebar{position:fixed;bottom:0;left:0;right:0;top:auto;flex-direction:row;height:64px;padding:0 8px;border-right:none;border-top:1px solid var(--border);z-index:50}
  .brand,.account{display:none}
  .nav{flex-direction:row;justify-content:space-around;align-items:center}
  .nav-item{flex:1}
  .main{padding:16px 14px 90px}
  .hero-h{font-size:26px}
  .player{left:10px;right:10px;bottom:74px}
  .track{grid-template-columns:46px 1fr auto}
  .track .waveform,.track .dl{display:none}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .cover:hover{transform:none}
}