:root{
  --bg:#f2f6f9;--panel:rgba(255,255,255,.74);--panel-strong:rgba(255,255,255,.88);--text:#1d2733;--muted:#67788a;
  --line:rgba(74,104,130,.18);--primary:#2488c9;--primary-2:#56b7eb;--danger:#c94848;--good:#2b8b62;--warn:#b57a13;
  --shadow:0 18px 50px rgba(54,90,118,.14);--blur:18px;--radius:20px;--input:rgba(255,255,255,.76);
}
html[data-theme="dark"]{
  --bg:#08090b;--panel:rgba(16,19,25,.78);--panel-strong:rgba(15,18,24,.91);--text:#edf1f4;--muted:#9ba7b5;
  --line:rgba(180,192,204,.17);--primary:#47a7e8;--primary-2:#83c8f4;--danger:#c65353;--good:#3c9c72;--warn:#c18c2a;
  --shadow:0 18px 50px rgba(0,0,0,.30);--input:rgba(7,10,14,.72);
}
*{box-sizing:border-box}
html,body{min-height:100%;margin:0;color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif}
body{
  background-color:var(--bg);background-image:linear-gradient(135deg,rgba(255,255,255,.12),rgba(226,240,248,.12)),url('/static/app-background-light.webp');
  background-size:cover;background-position:center;background-attachment:fixed;background-repeat:no-repeat;
}
html[data-theme="dark"] body{background-image:linear-gradient(135deg,rgba(0,0,0,.28),rgba(0,0,0,.48)),url('/static/app-background-dark.webp')}
a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}
button,input,select{font:inherit}
button{border:0;border-radius:12px;padding:10px 14px;cursor:pointer;background:var(--primary);color:#fff;box-shadow:0 5px 16px rgba(36,136,201,.16);transition:.18s ease}
button:hover{transform:translateY(-1px)}button:disabled{opacity:.46;cursor:not-allowed;transform:none}
button.secondary{background:rgba(92,111,130,.13);color:var(--text);box-shadow:none;border:1px solid var(--line)}
button.danger{background:var(--danger)}button.good{background:var(--good)}button.warn{background:var(--warn)}
input,select{width:100%;border:1px solid var(--line);background:var(--input);color:var(--text);border-radius:12px;padding:11px 12px;outline:none}
input:focus,select:focus{border-color:rgba(36,136,201,.62);box-shadow:0 0 0 3px rgba(36,136,201,.12)}
input[type=checkbox]{width:auto;accent-color:var(--primary)}
code{background:rgba(85,103,122,.10);padding:2px 5px;border-radius:6px}
.app-shell{min-height:100vh;display:grid;grid-template-columns:230px minmax(0,1fr)}
.sidebar{position:sticky;top:0;height:100vh;padding:18px 14px;border-right:1px solid var(--line);background:rgba(248,252,255,.56);backdrop-filter:blur(18px) saturate(120%);-webkit-backdrop-filter:blur(18px) saturate(120%)}
html[data-theme="dark"] .sidebar{background:rgba(8,10,14,.62)}
.brand{display:flex;gap:11px;align-items:center;padding:6px 8px 18px}.brand img{width:46px;height:46px;border-radius:13px;box-shadow:0 8px 24px rgba(0,0,0,.22)}
.brand b{display:block;font-size:16px}.brand small{display:block;color:var(--muted);margin-top:2px}
.nav{display:flex;flex-direction:column;gap:5px}.nav a{display:flex;align-items:center;gap:10px;padding:11px 12px;border-radius:12px;color:var(--text);font-weight:600;text-decoration:none}.nav a:hover{background:rgba(55,103,143,.08)}.nav a.active{background:rgba(36,136,201,.14);color:#156a9f}.nav .ico{width:20px;text-align:center}
.sidebar-footer{position:absolute;left:14px;right:14px;bottom:16px;color:var(--muted);font-size:12px}
.content{min-width:0;padding:26px 30px 100px}.content-inner{max-width:1320px;margin:0 auto}
.page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;flex-wrap:wrap;margin-bottom:18px}.page-head h1{margin:0;font-size:30px;letter-spacing:-.02em}.page-head p{margin:5px 0 0;color:var(--muted)}
.actions{display:flex;gap:9px;flex-wrap:wrap;align-items:center}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);backdrop-filter:blur(var(--blur)) saturate(120%);-webkit-backdrop-filter:blur(var(--blur)) saturate(120%)}
.card.strong{background:var(--panel-strong)}.card h2,.card h3{margin:0 0 12px}.muted{color:var(--muted)}.small{font-size:12px}.mono{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}
.grid{display:grid;gap:16px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.stats{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px}.stat{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:14px 15px;box-shadow:var(--shadow);backdrop-filter:blur(16px)}.stat .value{font-size:23px;font-weight:800;margin-top:5px}.stat .label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.badge,.pill{display:inline-flex;align-items:center;gap:5px;border-radius:999px;padding:5px 9px;background:rgba(92,111,130,.13);font-size:12px;font-weight:700}.badge.good,.pill.good{background:rgba(43,139,98,.14);color:var(--good)}.badge.warn,.pill.warn{background:rgba(181,122,19,.14);color:var(--warn)}.badge.danger,.pill.danger{background:rgba(201,72,72,.14);color:var(--danger)}
.field{margin:12px 0}.field label{display:block;font-size:13px;font-weight:700;margin-bottom:6px}.hint{font-size:12px;color:var(--muted);margin-top:5px}.check{display:flex;align-items:flex-start;gap:9px;margin:11px 0}.check input{margin-top:3px}.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.now-playing{display:grid;grid-template-columns:112px minmax(0,1fr);gap:18px;align-items:center}.now-cover{width:112px;height:112px;border-radius:18px;object-fit:cover;background:rgba(90,110,130,.11);box-shadow:0 10px 26px rgba(0,0,0,.14)}.now-title{font-size:24px;font-weight:800;line-height:1.2}.now-sub{color:var(--muted);margin-top:6px}.record-dot{width:10px;height:10px;border-radius:50%;background:#ef4d55;display:inline-block;box-shadow:0 0 0 5px rgba(239,77,85,.12)}
.progress{height:8px;border-radius:999px;background:rgba(80,105,125,.14);overflow:hidden}.progress>span{display:block;height:100%;background:linear-gradient(90deg,var(--primary),var(--primary-2));border-radius:inherit}
.table-wrap{overflow:auto;border-radius:15px;border:1px solid var(--line)}table{width:100%;border-collapse:collapse;background:rgba(255,255,255,.18)}th,td{padding:11px 10px;border-bottom:1px solid var(--line);text-align:left;font-size:13px;vertical-align:middle}th{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}tr:last-child td{border-bottom:0}
.cover{width:58px;height:58px;border-radius:11px;object-fit:cover;background:rgba(80,100,120,.10)}.track-title{font-weight:800}.artist{font-size:13px}.album{font-size:11px;color:var(--muted);margin-top:2px}.path{font-size:10px;color:var(--muted);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.toolbar{display:grid;grid-template-columns:2fr repeat(5,minmax(120px,1fr));gap:9px;align-items:end}.toolbar .wide{grid-column:span 2}.tabs{display:flex;gap:6px;flex-wrap:wrap}.tabs button{background:rgba(92,111,130,.10);color:var(--text);box-shadow:none;border:1px solid var(--line)}.tabs button.active{background:var(--primary);color:#fff;border-color:transparent}
.library-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}.track-card{position:relative;overflow:hidden}.track-card .cover-large{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:14px;background:rgba(80,100,120,.10)}.track-card h3{font-size:15px;margin:10px 0 3px}.track-card p{font-size:12px;color:var(--muted);margin:0 0 8px}.select-box{position:absolute;top:12px;left:12px;background:var(--panel-strong);border-radius:8px;padding:5px;z-index:2}.star{font-size:19px;border:0;background:transparent;color:#c4a030;padding:4px;box-shadow:none}.star.off{color:var(--muted)}
.section-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.section-title h2{margin:0}.metric-list{display:grid;grid-template-columns:160px 1fr;gap:8px 12px;font-size:13px}.metric-list div:nth-child(odd){color:var(--muted)}
pre.log{margin:0;white-space:pre-wrap;word-break:break-word;background:rgba(40,55,70,.08);border:1px solid var(--line);border-radius:12px;padding:12px;max-height:280px;overflow:auto;color:var(--text)}
.notice{padding:11px 13px;border-radius:12px;background:rgba(36,136,201,.10);border:1px solid rgba(36,136,201,.18)}.notice.danger{background:rgba(201,72,72,.10);border-color:rgba(201,72,72,.22)}
.modal-back{position:fixed;inset:0;background:rgba(10,18,25,.38);display:none;align-items:center;justify-content:center;padding:18px;z-index:60}.modal{width:min(620px,100%);max-height:90vh;overflow:auto;background:var(--panel-strong);border:1px solid var(--line);border-radius:22px;padding:20px;box-shadow:0 24px 70px rgba(0,0,0,.26);backdrop-filter:blur(20px)}
.mini-player{position:fixed;left:250px;right:20px;bottom:14px;z-index:50;background:var(--panel-strong);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);backdrop-filter:blur(20px);padding:10px 14px;display:none;grid-template-columns:auto 1fr auto minmax(240px,520px) auto;align-items:center;gap:12px}.mini-player img{width:44px;height:44px;border-radius:9px;object-fit:cover}.mini-player audio{width:100%;height:34px}.mini-player .title{font-size:13px;font-weight:800}.mini-player .sub{font-size:11px;color:var(--muted)}
.theme-buttons{display:flex;gap:7px}.theme-buttons button.active{background:var(--primary);color:#fff}
.toast{position:fixed;right:18px;bottom:86px;max-width:420px;padding:12px 15px;border-radius:13px;background:var(--panel-strong);border:1px solid var(--line);box-shadow:var(--shadow);display:none;z-index:80}.toast.error{border-color:rgba(201,72,72,.35);color:var(--danger)}
@media(max-width:1100px){.stats{grid-template-columns:repeat(3,1fr)}.toolbar{grid-template-columns:repeat(3,1fr)}.toolbar .wide{grid-column:span 3}.grid.three,.grid.four{grid-template-columns:repeat(2,1fr)}}
@media(max-width:820px){.app-shell{display:block}.sidebar{position:relative;height:auto;border-right:0;border-bottom:1px solid var(--line);padding:10px}.brand{padding-bottom:8px}.nav{flex-direction:row;overflow:auto}.nav a{white-space:nowrap}.sidebar-footer{display:none}.content{padding:18px 14px 100px}.grid.two,.grid.three,.grid.four{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}.toolbar{grid-template-columns:1fr 1fr}.toolbar .wide{grid-column:span 2}.now-playing{grid-template-columns:80px 1fr}.now-cover{width:80px;height:80px}.now-title{font-size:19px}.mini-player{left:12px;right:12px;grid-template-columns:auto 1fr auto}.mini-player audio{grid-column:1/-1}.content-inner{max-width:none}}
@media(max-width:520px){.stats{grid-template-columns:1fr 1fr}.toolbar{grid-template-columns:1fr}.toolbar .wide{grid-column:auto}.page-head h1{font-size:25px}}