:root {
  --bg:        #07080F;
  --bg2:       #0C0E1A;
  --surface:   #111425;
  --surface2:  #181C30;
  --surface3:  #1F2438;
  --indigo:    #3D4ADB;
  --indigo-lt: #5C6AFF;
  --amber:     #E8A020;
  --amber-lt:  #F5BC48;
  --burgundy:  #8B1A3A;
  --burg-lt:   #C2294F;
  --violet:    #7B3FBE;
  --violet-lt: #A162E8;
  --cream:     #D8DCFF;
  --cream-dim: #8890BB;
  --muted:     #3D4266;
  --border:    rgba(100,110,200,0.12);
  --border-lt: rgba(100,110,200,0.28);
  --radius:    12px;
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}

body {
  background: var(--bg);
  color: var(--cream);
  font-family: 'Instrument Serif', serif;
  min-height: 100vh;
  overflow-x: hidden;
}

body::after {
  content:'';position:fixed;inset:0;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events:none;z-index:998;opacity:0.6;
}

/* ORBS */
.orb{position:fixed;border-radius:50%;pointer-events:none;z-index:0;filter:blur(100px);}
.o1{width:500px;height:500px;top:-150px;right:-100px;background:radial-gradient(circle,rgba(61,74,219,0.13) 0%,transparent 70%);}
.o2{width:400px;height:400px;bottom:100px;left:-100px;background:radial-gradient(circle,rgba(139,26,58,0.11) 0%,transparent 70%);}
.o3{width:300px;height:300px;top:40%;left:35%;background:radial-gradient(circle,rgba(232,160,32,0.06) 0%,transparent 70%);}

/* PAGES */
.page{display:none;min-height:100vh;position:relative;}
.page.active{display:block;}

/* LANDING */
#landing{
  display:flex;align-items:center;justify-content:center;
  min-height:100vh;
}
#landing.active{display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:100vh;}

.landing-inner{
  position:relative;z-index:1;
  text-align:center;padding:40px 24px;
  max-width:480px;width:100%;
  margin:auto;
  animation:fadeUp 0.7s ease both;
}

.landing-logo{
  font-family:'Syne',sans-serif;font-size:28px;font-weight:800;
  letter-spacing:-0.5px;color:var(--cream);margin-bottom:40px;
}

.landing-h1{
  font-family:'Syne',sans-serif;
  font-size:clamp(48px,10vw,80px);font-weight:800;
  line-height:1;letter-spacing:-2px;color:var(--cream);
  margin-bottom:24px;
}
.landing-h1 em{color:var(--amber);font-style:italic;}
.landing-h1 .ghost{-webkit-text-stroke:1.5px var(--muted);color:transparent;}

.landing-desc{
  font-size:17px;line-height:1.7;
  color:var(--cream-dim);margin-bottom:40px;font-style:italic;
}

.btn-spotify{
  display:inline-flex;align-items:center;gap:12px;
  background:#1DB954;color:#000;border:none;
  padding:16px 36px;border-radius:100px;
  font-family:'IBM Plex Mono',monospace;
  font-size:13px;font-weight:500;letter-spacing:1px;
  cursor:pointer;transition:all 0.2s;
  box-shadow:0 0 40px rgba(29,185,84,0.3);
}
.btn-spotify:hover{transform:translateY(-2px);box-shadow:0 0 60px rgba(29,185,84,0.5);}

.landing-fine{
  margin-top:16px;font-family:'IBM Plex Mono',monospace;
  font-size:10px;letter-spacing:2px;color:var(--muted);
  text-transform:uppercase;
}

/* DOT */
.dot{
  display:inline-block;width:8px;height:8px;border-radius:50%;
  background:var(--amber);margin-left:3px;vertical-align:middle;
  margin-bottom:3px;box-shadow:0 0 10px var(--amber);
}

/* NAV */
nav{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 40px;
  position:sticky;top:0;
  background:rgba(7,8,15,0.85);
  backdrop-filter:blur(28px);
  border-bottom:1px solid var(--border);
  z-index:100;gap:16px;
}

.logo{font-family:'Syne',sans-serif;font-size:20px;font-weight:800;letter-spacing:-0.5px;color:var(--cream);flex-shrink:0;}

.nav-links{display:flex;gap:4px;}

.nav-btn{
  background:transparent;border:none;color:var(--muted);
  font-family:'IBM Plex Mono',monospace;font-size:11px;
  letter-spacing:1.5px;text-transform:uppercase;
  padding:8px 14px;border-radius:100px;cursor:pointer;
  transition:all 0.2s;position:relative;
}
.nav-btn:hover{color:var(--cream-dim);}
.nav-btn.active{background:var(--surface2);color:var(--cream);}

.badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:16px;height:16px;border-radius:50%;
  background:var(--burg-lt);color:#fff;
  font-size:9px;font-weight:700;margin-left:4px;
}

.nav-right{display:flex;align-items:center;gap:12px;flex-shrink:0;}

.nav-user{display:flex;align-items:center;gap:8px;}
.nav-avatar{width:32px;height:32px;border-radius:50%;object-fit:cover;border:2px solid var(--border-lt);}
#navName{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--cream-dim);}

.nav-icon-btn{
  background:transparent;border:1px solid var(--border);
  color:var(--muted);width:32px;height:32px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:all 0.2s;
}
.nav-icon-btn:hover{border-color:var(--border-lt);color:var(--cream-dim);}
/* TOOLTIPS */
[data-tooltip]{position:relative;}
[data-tooltip]::after{
  content: attr(data-tooltip);
  position:absolute;
  top:calc(100% + 8px);
  left:50%;transform:translateX(-50%);
  background:#1a1c2e;
  color:var(--cream);
  font-family:'IBM Plex Mono',monospace;
  font-size:10px;letter-spacing:1px;text-transform:uppercase;
  padding:5px 12px;border-radius:6px;
  white-space:nowrap;
  border:1px solid rgba(100,110,200,0.25);
  pointer-events:none;
  opacity:0;transition:opacity 0.15s ease;
  z-index:9999;
  box-shadow:0 4px 16px rgba(0,0,0,0.5);
}
[data-tooltip]:hover::after{opacity:1;}

/* Mobile bottom nav tooltips show ABOVE */
.mob-btn[data-tooltip]::after{
  top:auto;
  bottom:calc(100% + 12px);
}

/* Logout button tooltip shows below */
.nav-icon-btn[data-tooltip]::after{
  top:calc(100% + 8px);
}


/* MOBILE NAV */
.mobile-nav{
  display:none;
  position:fixed;bottom:0;left:0;right:0;
  background:rgba(7,8,15,0.95);
  backdrop-filter:blur(28px);
  border-top:1px solid var(--border);
  padding:8px 0 max(8px, env(safe-area-inset-bottom));
  z-index:200;
  justify-content:space-around;
}

.mob-btn{
  display:flex;flex-direction:column;align-items:center;gap:4px;
  background:transparent;border:none;color:var(--muted);
  font-family:'IBM Plex Mono',monospace;font-size:9px;
  letter-spacing:1px;text-transform:uppercase;
  padding:6px 12px;cursor:pointer;transition:color 0.2s;
  min-width:56px;
}
.mob-btn.active{color:var(--amber);}
.mob-btn svg{flex-shrink:0;}

/* CONTAINER */
.container{max-width:900px;margin:0 auto;padding:40px 40px 120px;}

/* TAB CONTENT */
.tab-content{display:none;}
.tab-content.active{display:block;animation:fadeUp 0.4s ease both;}

/* WELCOME ROW */
.welcome-row{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:32px;flex-wrap:wrap;gap:16px;
}

.eyebrow{
  font-family:'IBM Plex Mono',monospace;font-size:10px;
  letter-spacing:3px;text-transform:uppercase;color:var(--amber);
  margin-bottom:6px;
}

.tab-title{
  font-family:'Syne',sans-serif;font-size:32px;font-weight:800;
  letter-spacing:-1px;color:var(--cream);
}

/* NOW PLAYING PILL */
.now-playing-pill{
  display:flex;align-items:center;gap:12px;
  background:var(--surface);border:1px solid var(--border-lt);
  border-radius:100px;padding:10px 20px;
  animation:fadeUp 0.5s ease both;
}

.np-wave{display:flex;align-items:center;gap:2px;height:16px;}
.wv{width:2px;background:var(--indigo-lt);border-radius:1px;opacity:0.8;animation:wwave 1.1s ease infinite;}
.wv:nth-child(1){height:6px;animation-delay:0s;}
.wv:nth-child(2){height:12px;animation-delay:.1s;}
.wv:nth-child(3){height:8px;animation-delay:.2s;}
.wv:nth-child(4){height:16px;animation-delay:.3s;}
.wv:nth-child(5){height:10px;animation-delay:.2s;}
@keyframes wwave{0%,100%{transform:scaleY(0.3);}50%{transform:scaleY(1);}}

.np-info{max-width:200px;}
.np-track{font-family:'Syne',sans-serif;font-size:13px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.np-artist{font-size:11px;color:var(--cream-dim);font-style:italic;}

/* SECTION HEAD */
.section-head{margin-bottom:16px;}
.sec-label{
  font-family:'IBM Plex Mono',monospace;font-size:10px;
  letter-spacing:3px;text-transform:uppercase;color:var(--muted);
}

/* TRACK LIST */
.track-list{display:flex;flex-direction:column;gap:8px;}

.track-item{
  display:flex;align-items:center;gap:16px;
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);padding:14px 18px;
  transition:border-color 0.2s,transform 0.2s;
  animation:fadeUp 0.4s ease both;
  position:relative;overflow:hidden;
}
.track-item::before{
  content:'';position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--indigo-lt);transform:scaleY(0);
  transform-origin:center;transition:transform 0.25s;
}
.track-item:hover{border-color:var(--border-lt);transform:translateX(4px);}
.track-item:hover::before{transform:scaleY(1);}

.track-num{
  font-family:'IBM Plex Mono',monospace;font-size:12px;
  color:var(--muted);width:20px;text-align:center;flex-shrink:0;
}

.track-art{
  width:48px;height:48px;border-radius:8px;object-fit:cover;flex-shrink:0;
  background:var(--surface2);
}

.track-info{flex:1;min-width:0;}
.track-name{font-family:'Syne',sans-serif;font-size:14px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.track-artist{font-size:12px;color:var(--cream-dim);font-style:italic;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}

.track-actions{display:flex;gap:8px;flex-shrink:0;}

.track-action-btn{
  background:transparent;border:1px solid var(--border);
  color:var(--muted);padding:6px 12px;border-radius:100px;
  font-family:'IBM Plex Mono',monospace;font-size:9px;
  letter-spacing:1px;text-transform:uppercase;cursor:pointer;
  transition:all 0.2s;white-space:nowrap;
}
.track-action-btn:hover{background:var(--indigo);border-color:var(--indigo);color:var(--cream);}
.track-action-btn.spotify-open{color:var(--amber);border-color:rgba(232,160,32,0.3);}
.track-action-btn.spotify-open:hover{background:rgba(232,160,32,0.15);}

/* FRIENDS LIST */
.friends-list{display:flex;flex-direction:column;gap:8px;}

.friend-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);padding:18px 22px;
  display:flex;align-items:center;gap:16px;
  animation:fadeUp 0.4s ease both;
  transition:border-color 0.2s;
}
.friend-card:hover{border-color:var(--border-lt);}

.friend-av{
  width:44px;height:44px;border-radius:50%;
  object-fit:cover;flex-shrink:0;
  background:var(--surface3);
  display:flex;align-items:center;justify-content:center;
  font-family:'Syne',sans-serif;font-size:18px;font-weight:800;
  color:var(--cream);
}

.friend-info{flex:1;min-width:0;}
.friend-name{font-family:'Syne',sans-serif;font-size:15px;font-weight:700;}
.friend-status{font-size:12px;color:var(--cream-dim);font-style:italic;margin-top:2px;}

.friend-compat{
  font-family:'IBM Plex Mono',monospace;font-size:18px;
  font-weight:500;color:var(--amber-lt);text-align:right;flex-shrink:0;
}
.friend-compat small{display:block;font-size:8px;letter-spacing:2px;text-transform:uppercase;color:var(--muted);margin-top:2px;}

.online-dot{
  width:8px;height:8px;border-radius:50%;
  background:#5A9B70;flex-shrink:0;
  box-shadow:0 0 8px rgba(90,155,112,0.6);
  animation:breathe 2s ease infinite;
}
@keyframes breathe{0%,100%{opacity:1;}50%{opacity:0.2;}}

/* RECS */
.rec-tabs{display:flex;background:var(--surface);border:1px solid var(--border);border-radius:100px;overflow:hidden;}
.rec-tab{
  padding:8px 20px;font-family:'IBM Plex Mono',monospace;
  font-size:10px;letter-spacing:2px;text-transform:uppercase;
  cursor:pointer;border:none;background:transparent;color:var(--muted);
  transition:all 0.2s;
}
.rec-tab.active{background:var(--indigo);color:var(--cream);border-radius:100px;}
.rec-tab:hover:not(.active){color:var(--cream-dim);}

.recs-list{display:flex;flex-direction:column;gap:12px;}

.rec-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);padding:20px;
  animation:fadeUp 0.4s ease both;
  transition:border-color 0.2s;
}
.rec-card:hover{border-color:var(--border-lt);}

.rec-card-head{display:flex;align-items:center;gap:12px;margin-bottom:14px;}

.rec-from{
  font-family:'IBM Plex Mono',monospace;font-size:9px;
  letter-spacing:2px;text-transform:uppercase;color:var(--amber);
}

.rec-track-row{display:flex;align-items:center;gap:14px;}
.rec-art{width:56px;height:56px;border-radius:8px;object-fit:cover;background:var(--surface2);flex-shrink:0;}
.rec-track-name{font-family:'Syne',sans-serif;font-size:15px;font-weight:700;}
.rec-track-artist{font-size:13px;color:var(--cream-dim);font-style:italic;margin-top:3px;}

.rec-note{
  margin-top:12px;padding:12px;
  background:var(--surface2);border-radius:8px;
  font-size:13px;color:var(--cream-dim);font-style:italic;
  border-left:3px solid var(--indigo);
}

.rec-actions{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap;}

.reaction-display{
  display:flex;align-items:center;gap:8px;margin-top:12px;
  padding:10px 14px;background:var(--surface2);border-radius:8px;
}
.reaction-emoji{font-size:20px;}
.reaction-text{font-size:12px;color:var(--cream-dim);font-style:italic;}

/* DISCOVER */
.disc-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(200px,1fr));
  gap:12px;
}

.disc-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);overflow:hidden;cursor:pointer;
  transition:transform 0.25s,box-shadow 0.25s,border-color 0.25s;
  animation:fadeUp 0.4s ease both;
}
.disc-card:hover{transform:translateY(-5px);box-shadow:0 16px 48px rgba(0,0,0,0.6);border-color:var(--border-lt);}

.disc-art{
  width:100%;aspect-ratio:1;object-fit:cover;
  background:var(--surface2);display:block;
}

.disc-body{padding:14px;}
.disc-artist{font-family:'IBM Plex Mono',monospace;font-size:9px;letter-spacing:2px;text-transform:uppercase;color:var(--amber-lt);margin-bottom:4px;}
.disc-title{font-family:'Syne',sans-serif;font-size:14px;font-weight:700;letter-spacing:-0.3px;margin-bottom:4px;}
.disc-sub{font-size:11px;color:var(--cream-dim);font-style:italic;}

.disc-open{
  display:block;width:100%;margin-top:10px;
  background:transparent;border:1px solid var(--border);
  color:var(--cream-dim);padding:8px;border-radius:8px;
  font-family:'IBM Plex Mono',monospace;font-size:9px;
  letter-spacing:1px;text-transform:uppercase;cursor:pointer;
  transition:all 0.2s;
}
.disc-open:hover{background:var(--indigo);border-color:var(--indigo);color:var(--cream);}

/* STATS BENTO */
.stats-bento{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr;
  gap:10px;
}

.bcard{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);padding:24px;
  position:relative;overflow:hidden;
  transition:border-color 0.3s;
}
.bcard:hover{border-color:var(--border-lt);}

.bcard.main{grid-row:span 2;border-color:rgba(61,74,219,0.2);}
.bcard.main::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--indigo),var(--violet-lt),var(--amber));}

.bl{font-family:'IBM Plex Mono',monospace;font-size:9px;letter-spacing:3px;text-transform:uppercase;color:var(--muted);margin-bottom:12px;}
.bnum{font-family:'Syne',sans-serif;font-size:52px;font-weight:800;line-height:1;letter-spacing:-2px;color:var(--indigo-lt);}
.bcard.main .bnum{font-size:68px;}
.bsub{font-size:12px;color:var(--cream-dim);margin-top:6px;font-style:italic;opacity:0.7;}
.bchange{margin-top:10px;font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:1px;}
.up{color:#5A9B70;}.dn{color:var(--amber);}

.genre-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px;}
.genre-tag{
  padding:4px 12px;border-radius:100px;
  border:1px solid var(--border);
  font-family:'IBM Plex Mono',monospace;font-size:9px;letter-spacing:1px;
  color:var(--cream-dim);background:var(--surface2);
  transition:all 0.2s;cursor:default;
}
.genre-tag:hover{background:var(--indigo);color:var(--cream);border-color:var(--indigo);}

/* ARTISTS GRID */
.artists-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(160px,1fr));
  gap:12px;
}

.artist-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);padding:20px;text-align:center;
  transition:transform 0.2s,border-color 0.2s;
  animation:fadeUp 0.4s ease both;
}
.artist-card:hover{transform:translateY(-3px);border-color:var(--border-lt);}

.artist-img{
  width:80px;height:80px;border-radius:50%;object-fit:cover;
  background:var(--surface2);margin:0 auto 12px;display:block;
  border:2px solid var(--border);
}
.artist-name{font-family:'Syne',sans-serif;font-size:13px;font-weight:700;letter-spacing:-0.2px;}
.artist-rank{font-family:'IBM Plex Mono',monospace;font-size:10px;color:var(--amber);margin-top:4px;letter-spacing:1px;}

/* EMPTY STATE */
.empty-state{
  text-align:center;padding:60px 20px;
  animation:fadeUp 0.4s ease both;
}
.empty-icon{font-size:48px;margin-bottom:16px;}
.empty-title{font-family:'Syne',sans-serif;font-size:20px;font-weight:700;color:var(--cream);margin-bottom:8px;}
.empty-sub{font-size:14px;color:var(--cream-dim);font-style:italic;}

/* MODAL */
.modal-overlay{
  position:fixed;inset:0;background:rgba(0,0,0,0.7);
  backdrop-filter:blur(8px);z-index:500;
  display:flex;align-items:center;justify-content:center;
  padding:20px;animation:fadeIn 0.2s ease;
}

.modal{
  background:var(--surface2);border:1px solid var(--border-lt);
  border-radius:16px;padding:28px;width:100%;max-width:460px;
  animation:modalUp 0.3s ease;position:relative;z-index:501;
}

@keyframes modalUp{from{opacity:0;transform:translateY(20px);}to{opacity:1;transform:translateY(0);}}
@keyframes fadeIn{from{opacity:0;}to{opacity:1;}}

.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.modal-title{font-family:'Syne',sans-serif;font-size:20px;font-weight:700;}
.modal-close{background:transparent;border:none;color:var(--muted);font-size:18px;cursor:pointer;transition:color 0.2s;padding:4px;}
.modal-close:hover{color:var(--cream);}

.modal-track{
  background:var(--surface);border-radius:10px;padding:14px;
  display:flex;align-items:center;gap:12px;margin-bottom:20px;
}
.modal-track img{width:48px;height:48px;border-radius:6px;object-fit:cover;}
.modal-track-name{font-family:'Syne',sans-serif;font-size:14px;font-weight:700;}
.modal-track-artist{font-size:12px;color:var(--cream-dim);font-style:italic;}

.modal-field{margin-bottom:16px;}
.field-label{font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:2px;text-transform:uppercase;color:var(--muted);display:block;margin-bottom:8px;}
.field-select,.field-input{
  width:100%;background:var(--surface);border:1px solid var(--border);
  color:var(--cream);padding:12px 16px;border-radius:8px;
  font-family:'Instrument Serif',serif;font-size:15px;
  transition:border-color 0.2s;outline:none;
}
.field-select:focus,.field-input:focus{border-color:var(--indigo);}
.field-select option{background:var(--surface2);}
.field-count{text-align:right;font-family:'IBM Plex Mono',monospace;font-size:9px;color:var(--muted);margin-top:4px;}

/* REACTION GRID */
.reaction-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:20px;
}
.reaction-btn{
  background:var(--surface);border:1px solid var(--border);
  border-radius:10px;padding:16px 10px;cursor:pointer;
  display:flex;flex-direction:column;align-items:center;gap:6px;
  font-size:28px;transition:all 0.2s;
}
.reaction-btn span{font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:1px;color:var(--muted);text-transform:uppercase;}
.reaction-btn:hover,.reaction-btn.selected{background:var(--surface3);border-color:var(--indigo);transform:scale(1.04);}
.reaction-btn.selected{border-color:var(--amber);box-shadow:0 0 16px rgba(232,160,32,0.2);}

/* BUTTONS */
.btn-primary{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--indigo);color:var(--cream);border:none;
  padding:12px 24px;border-radius:100px;
  font-family:'IBM Plex Mono',monospace;font-size:10px;
  letter-spacing:2px;text-transform:uppercase;cursor:pointer;
  transition:all 0.2s;
}
.btn-primary:hover{background:var(--indigo-lt);transform:translateY(-1px);box-shadow:0 0 24px rgba(61,74,219,0.4);}
.btn-primary:disabled{opacity:0.5;cursor:not-allowed;transform:none;}

.btn-secondary{
  display:inline-flex;align-items:center;gap:8px;
  background:transparent;color:var(--cream-dim);
  border:1px solid var(--border);
  padding:12px 24px;border-radius:100px;
  font-family:'IBM Plex Mono',monospace;font-size:10px;
  letter-spacing:2px;text-transform:uppercase;cursor:pointer;
  transition:all 0.2s;
}
.btn-secondary:hover{border-color:var(--border-lt);color:var(--cream);}

/* TOAST */
.toast{
  position:fixed;bottom:100px;left:50%;transform:translateX(-50%) translateY(20px);
  background:var(--surface2);border:1px solid var(--border-lt);
  color:var(--cream);padding:12px 24px;border-radius:100px;
  font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:1px;
  z-index:600;opacity:0;transition:all 0.3s;pointer-events:none;white-space:nowrap;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0);}

/* LOADING SHIMMER */
.loading-shimmer{
  background:linear-gradient(90deg,var(--surface) 25%,var(--surface2) 50%,var(--surface) 75%);
  background-size:200% 100%;
  animation:shimmer 1.5s infinite;
  border-radius:var(--radius);height:72px;
}
@keyframes shimmer{0%{background-position:200% 0;}100%{background-position:-200% 0;}}

/* ANIMATIONS */
@keyframes fadeUp{from{opacity:0;transform:translateY(14px);}to{opacity:1;transform:translateY(0);}}

/* SCROLLBAR */
::-webkit-scrollbar{width:4px;}
::-webkit-scrollbar-track{background:var(--bg);}
::-webkit-scrollbar-thumb{background:var(--surface3);border-radius:2px;}

/* RESPONSIVE */
@media(max-width:768px){
  nav .nav-links, nav #navName, nav .nav-icon-btn{display:none;}
  nav{padding:14px 20px;}
  .mobile-nav{display:flex;}
  .container{padding:24px 16px 100px;}
  .stats-bento{grid-template-columns:1fr 1fr;}
  .bcard.main{grid-column:span 2;grid-row:auto;}
  .bcard.main .bnum{font-size:52px;}
  .welcome-row{flex-direction:column;align-items:flex-start;}
  .now-playing-pill{width:100%;}
  .tab-title{font-size:26px;}
  .track-art{width:40px;height:40px;}
  .track-actions{flex-direction:column;}
}

@media(max-width:480px){
  .landing-h1{font-size:48px;}
  .stats-bento{grid-template-columns:1fr;}
  .bcard.main{grid-column:auto;}
  .disc-grid{grid-template-columns:1fr 1fr;}
  .artists-grid{grid-template-columns:1fr 1fr;}
  .reaction-grid{grid-template-columns:1fr 1fr;}
  .track-action-btn{font-size:8px;padding:5px 8px;}
}

/* LANDING TAGLINE + DESC */
.landing-tagline{font-family:'Instrument Serif',serif;font-size:clamp(16px,2.5vw,20px);font-style:italic;color:var(--amber-lt);margin-bottom:12px;}
.landing-desc{font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:1.5px;color:var(--muted);max-width:360px;margin:0 auto 36px;line-height:1.8;}

/* INVITE EXPLAIN */
.invite-explain{background:rgba(61,74,219,.06);border:1px solid rgba(61,74,219,.14);border-radius:12px;padding:16px 20px;margin-bottom:24px;}
.invite-explain-text{font-family:'Instrument Serif',serif;font-size:14px;font-style:italic;color:var(--cream-dim);line-height:1.65;}

/* FRIEND CARD */
.friend-card{display:flex;align-items:center;gap:14px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px;transition:border-color .2s,transform .2s;animation:fadeUp .4s ease both;position:relative;}
.friend-card:hover{border-color:var(--border-lt);transform:translateY(-2px);}
.friend-av{width:46px;height:46px;border-radius:50%;object-fit:cover;background:var(--surface3);display:flex;align-items:center;justify-content:center;font-family:'Syne',sans-serif;font-size:15px;font-weight:800;color:#fff;flex-shrink:0;border:2px solid var(--border);}
.friend-info{flex:1;min-width:0;}
.friend-name{font-family:'Syne',sans-serif;font-size:14px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.friend-status{font-family:'IBM Plex Mono',monospace;font-size:9px;letter-spacing:2px;text-transform:uppercase;color:var(--muted);margin-top:3px;}
.friend-compat{font-family:'Syne',sans-serif;font-size:18px;font-weight:800;color:var(--indigo-lt);text-align:right;flex-shrink:0;line-height:1.1;}
.friend-compat small{display:block;font-family:'IBM Plex Mono',monospace;font-size:8px;letter-spacing:2px;text-transform:uppercase;color:var(--muted);font-weight:400;}

/* REC CARDS */
.recs-list{display:flex;flex-direction:column;gap:12px;}
.rec-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;animation:fadeUp .4s ease both;transition:border-color .2s;}
.rec-card:hover{border-color:var(--border-lt);}
.rec-card-head{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:16px;}
.rec-from{font-family:'Syne',sans-serif;font-size:13px;font-weight:700;color:var(--cream);}
.rec-track-row{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.rec-art{width:56px;height:56px;border-radius:8px;object-fit:cover;flex-shrink:0;}
.rec-track-name{font-family:'Syne',sans-serif;font-size:15px;font-weight:700;letter-spacing:-.2px;}
.rec-track-artist{font-size:13px;color:var(--cream-dim);font-style:italic;margin-top:2px;}
.rec-note{font-family:'Instrument Serif',serif;font-size:14px;font-style:italic;color:var(--cream-dim);border-left:2px solid var(--indigo);padding-left:12px;margin-bottom:14px;line-height:1.6;}
.rec-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px;}
.reaction-display{display:flex;align-items:center;gap:10px;background:var(--surface2);border-radius:8px;padding:10px 14px;margin-top:10px;}
.reaction-emoji{font-size:24px;}
.reaction-text{font-size:12px;color:var(--cream-dim);font-style:italic;margin-top:2px;}

/* PLAYLIST CONTROLS */
.playlist-controls{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:8px;}

/* TASTE MAP */
#tasteMapContainer canvas{display:block;}

/* PREVIEW BUTTON */
.preview-btn { background: rgba(32,200,160,0.12) !important; border-color: rgba(32,200,160,0.3) !important; color: #20C8A0 !important; min-width: 32px; }
.preview-btn.playing { background: rgba(194,41,79,0.15) !important; border-color: rgba(194,41,79,0.4) !important; color: #ff6b9d !important; }

/* NAV USER clickable */
.nav-user { cursor: pointer; border-radius: 50px; padding: 4px 8px; transition: background 0.2s; }
.nav-user:hover { background: rgba(255,255,255,0.06); }