:root{
  --bg-0:#0e0b1a;
  --bg-1:#161225;
  --bg-2:#1e1a33;
  --bg-3:#28223f;
  --purple-1:#7c5cff;
  --purple-2:#9d7bff;
  --purple-glow:rgba(124,92,255,.35);
  --pink:#ff5cb0;
  --green:#3ddc97;
  --yellow:#ffcb47;
  --red:#ff5c6c;
  --text-0:#f3f1fb;
  --text-1:#c9c4dd;
  --text-2:#8b85a6;
  --border:rgba(255,255,255,.08);
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 8px 30px rgba(0,0,0,.35);
  font-family:'Segoe UI',ui-sans-serif,system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0;}
body{
  background:radial-gradient(circle at 20% 0%,#1c1533 0%,var(--bg-0) 55%);
  color:var(--text-0);
  min-height:100vh;
}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font-family:inherit;}

/* ---------- App shell ---------- */
.app-shell{display:flex;min-height:100vh;}
.sidebar{
  width:250px;flex-shrink:0;
  background:linear-gradient(180deg,var(--bg-1),var(--bg-0));
  border-right:1px solid var(--border);
  display:flex;flex-direction:column;
  padding:24px 16px;
  position:sticky;top:0;height:100vh;
}
.brand{display:flex;align-items:center;gap:10px;padding:0 8px 24px;}
.brand-icon{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--purple-1),var(--pink));
  display:flex;align-items:center;justify-content:center;
  font-size:16px;box-shadow:0 0 20px var(--purple-glow);
}
.brand-name{font-weight:700;font-size:17px;letter-spacing:.2px;}
.nav-links{display:flex;flex-direction:column;gap:4px;flex:1;}
.nav-link{
  display:flex;align-items:center;gap:12px;
  padding:11px 14px;border-radius:var(--radius-sm);
  color:var(--text-1);font-size:14.5px;font-weight:500;
  transition:background .15s,color .15s,transform .1s;
}
.nav-link:hover{background:var(--bg-2);color:var(--text-0);}
.nav-link.active{
  background:linear-gradient(90deg,var(--purple-glow),transparent);
  color:var(--text-0);
  box-shadow:inset 3px 0 0 var(--purple-1);
}
.nav-icon{font-size:16px;width:20px;text-align:center;}
.sidebar-footer{border-top:1px solid var(--border);padding-top:14px;}
.mini-profile{display:flex;align-items:center;gap:10px;padding:6px 8px;}
.mini-avatar{
  width:36px;height:36px;border-radius:50%;
  background:linear-gradient(135deg,var(--purple-1),var(--pink));
  display:flex;align-items:center;justify-content:center;font-weight:700;
}
.mini-name{font-size:14px;font-weight:600;}
.mini-logout{font-size:12px;color:var(--text-2);}
.mini-logout:hover{color:var(--red);}

.mobile-topbar{
  display:none;position:sticky;top:0;z-index:20;
  align-items:center;gap:14px;
  background:var(--bg-1);border-bottom:1px solid var(--border);
  padding:14px 16px;
}
.menu-toggle{
  background:none;border:none;color:var(--text-0);font-size:22px;cursor:pointer;
}

.main-content{flex:1;padding:32px;max-width:1200px;}

/* ---------- Cards / common ---------- */
.card{
  background:var(--bg-1);border:1px solid var(--border);
  border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);
}
.page-header{margin-bottom:24px;}
.page-header h1{font-size:26px;font-weight:700;}
.page-header p{color:var(--text-2);margin-top:4px;font-size:14.5px;}

.grid{display:grid;gap:18px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}

.stat-card{padding:20px;}
.stat-label{color:var(--text-2);font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.4px;}
.stat-value{font-size:28px;font-weight:700;margin-top:6px;}
.stat-delta{font-size:12.5px;margin-top:6px;color:var(--green);}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:var(--radius-sm);
  border:none;font-weight:600;font-size:14.5px;cursor:pointer;
  transition:transform .1s,box-shadow .15s,opacity .15s;
}
.btn:active{transform:scale(.97);}
.btn-primary{
  background:linear-gradient(135deg,var(--purple-1),var(--pink));
  color:#fff;box-shadow:0 6px 20px var(--purple-glow);
}
.btn-primary:hover{opacity:.92;}
.btn-secondary{background:var(--bg-3);color:var(--text-0);}
.btn-secondary:hover{background:#332c52;}
.btn-discord{background:#5865F2;color:#fff;}
.btn-block{width:100%;}
.btn-danger{background:rgba(255,92,108,.15);color:var(--red);}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:700;
}
.badge-verified{background:rgba(61,220,151,.15);color:var(--green);}
.badge-unverified{background:rgba(255,92,108,.15);color:var(--red);}
.badge-purple{background:var(--purple-glow);color:var(--purple-2);}

.input-group{margin-bottom:16px;}
.input-group label{display:block;font-size:13px;font-weight:600;color:var(--text-1);margin-bottom:6px;}
.input-group input,.input-group select{
  width:100%;padding:12px 14px;border-radius:var(--radius-sm);
  border:1px solid var(--border);background:var(--bg-2);color:var(--text-0);
  font-size:14.5px;outline:none;transition:border-color .15s;
}
.input-group input:focus,.input-group select:focus{border-color:var(--purple-1);}

.alert{padding:12px 16px;border-radius:var(--radius-sm);font-size:14px;margin-bottom:16px;}
.alert-error{background:rgba(255,92,108,.12);color:var(--red);border:1px solid rgba(255,92,108,.3);}
.alert-success{background:rgba(61,220,151,.12);color:var(--green);border:1px solid rgba(61,220,151,.3);}

table{width:100%;border-collapse:collapse;}
th,td{text-align:left;padding:12px 10px;border-bottom:1px solid var(--border);font-size:14px;}
th{color:var(--text-2);font-weight:600;font-size:12.5px;text-transform:uppercase;}

/* ---------- Auth (landing/login) page ---------- */
.auth-page{
  min-height:100vh;display:flex;align-items:center;justify-content:center;
  padding:24px;background:
    radial-gradient(circle at 15% 20%,var(--purple-glow) 0%,transparent 40%),
    radial-gradient(circle at 85% 80%,rgba(255,92,176,.2) 0%,transparent 40%),
    var(--bg-0);
}
.auth-card{
  width:100%;max-width:400px;background:var(--bg-1);
  border:1px solid var(--border);border-radius:20px;padding:36px;box-shadow:var(--shadow);
}
.auth-logo{text-align:center;margin-bottom:22px;}
.auth-logo .brand-icon{margin:0 auto 12px;width:52px;height:52px;font-size:24px;border-radius:14px;}
.auth-logo h1{font-size:22px;font-weight:700;}
.auth-logo p{color:var(--text-2);font-size:13.5px;margin-top:4px;}
.auth-tabs{display:flex;background:var(--bg-2);border-radius:var(--radius-sm);padding:4px;margin-bottom:20px;}
.auth-tab{flex:1;text-align:center;padding:9px;border-radius:8px;font-size:13.5px;font-weight:600;color:var(--text-2);cursor:pointer;}
.auth-tab.active{background:var(--bg-3);color:var(--text-0);}
.auth-switch{text-align:center;margin-top:16px;font-size:13.5px;color:var(--text-2);}

/* ---------- Profile ---------- */
.profile-hero{display:flex;align-items:center;gap:20px;padding:28px;}
.profile-avatar{
  width:84px;height:84px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--purple-1),var(--pink));
  display:flex;align-items:center;justify-content:center;font-size:34px;font-weight:700;
  box-shadow:0 0 0 4px var(--bg-0),0 0 30px var(--purple-glow);
}
.profile-name{font-size:22px;font-weight:700;}
.profile-meta{color:var(--text-2);font-size:13.5px;margin-top:4px;}
.badge-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}

/* ---------- Music ---------- */
.player-bar{
  display:flex;align-items:center;gap:16px;
  background:var(--bg-2);border-radius:var(--radius);padding:16px 20px;margin-bottom:20px;
}
.player-art{
  width:52px;height:52px;border-radius:10px;flex-shrink:0;
  background:linear-gradient(135deg,var(--purple-1),var(--pink));
}
.player-info{flex:1;min-width:0;}
.player-title{font-weight:600;font-size:14.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.player-artist{color:var(--text-2);font-size:12.5px;}
.player-controls{display:flex;align-items:center;gap:14px;font-size:18px;}
.player-controls button{background:none;border:none;color:var(--text-0);cursor:pointer;}
.track-row{
  display:flex;align-items:center;gap:14px;padding:10px 12px;border-radius:var(--radius-sm);
  cursor:pointer;
}
.track-row:hover{background:var(--bg-2);}
.track-num{width:20px;color:var(--text-2);font-size:13px;}
.track-name{font-weight:600;font-size:14px;}
.track-duration{color:var(--text-2);font-size:12.5px;margin-left:auto;}

/* ---------- Toggle switch (settings) ---------- */
.setting-row{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 0;border-bottom:1px solid var(--border);
}
.setting-row:last-child{border-bottom:none;}
.setting-label{font-weight:600;font-size:14.5px;}
.setting-desc{color:var(--text-2);font-size:13px;margin-top:2px;}
.switch{position:relative;width:44px;height:24px;flex-shrink:0;}
.switch input{opacity:0;width:0;height:0;}
.slider{
  position:absolute;inset:0;background:var(--bg-3);border-radius:999px;cursor:pointer;transition:.2s;
}
.slider::before{
  content:'';position:absolute;width:18px;height:18px;left:3px;top:3px;
  background:#fff;border-radius:50%;transition:.2s;
}
.switch input:checked + .slider{background:var(--purple-1);}
.switch input:checked + .slider::before{transform:translateX(20px);}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .grid-3{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:768px){
  .sidebar{
    position:fixed;left:0;top:0;height:100vh;z-index:30;
    transform:translateX(-100%);transition:transform .2s ease;
  }
  .sidebar.open{transform:translateX(0);}
  .mobile-topbar{display:flex;}
  .main-content{padding:20px 16px;}
  .grid-3,.grid-2{grid-template-columns:1fr;}
  .profile-hero{flex-direction:column;text-align:center;}
}