:root{
  --bg:#f3f4f6; --card:#fff; --ink:#111827; --muted:#6b7280; --line:#e5e7eb;
  --accent:#4f46e5; --accent-weak:#eef2ff; --accent-ink:#4338ca;
  --ok:#22c55e; --warn:#f59e0b; --danger:#dc2626;
  --panel:#0f1420; --panel-2:#1a2130; --panel-line:#2a3345; --panel-ink:#e5e9f0; --panel-muted:#9aa4b7;
  --radius:14px; --shadow:0 1px 2px rgba(16,24,40,.04),0 8px 24px rgba(16,24,40,.06);
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

/* layout */
.center{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:32px 20px}
.wrap{width:100%;max-width:620px;margin:0 auto;padding:40px 20px 80px}
.narrow{max-width:400px}

/* topbar */
.topbar{display:flex;align-items:center;justify-content:space-between;
  padding:14px 20px;background:#fff;border-bottom:1px solid var(--line)}
.topbar .brand{font-weight:700;font-size:15px}
.topbar .brand small{color:var(--accent);font-weight:600;font-size:11px;letter-spacing:.04em;
  text-transform:uppercase;display:block}
.topbar .nav{display:flex;align-items:center;gap:16px;font-size:13px}
.topbar .nav .who{color:var(--muted)}

/* cards + head */
.head{margin-bottom:22px}
.brandline{font-size:12px;font-weight:600;letter-spacing:.04em;color:var(--accent);text-transform:uppercase}
h1{font-size:24px;font-weight:700;margin:6px 0 4px}
h2{font-size:16px;font-weight:600;margin:0 0 14px}
.sub{color:var(--muted);font-size:14px;line-height:1.5}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:20px;margin-bottom:18px}

/* forms */
label.field{display:block;font-size:13px;font-weight:600;margin-bottom:8px}
.row{display:flex;gap:10px}
input[type=text],input[type=email],input[type=password],textarea,select{
  width:100%;font-family:inherit;font-size:14px;color:var(--ink);background:#fff;
  border:1px solid var(--line);border-radius:10px;padding:12px 14px;outline:none;
  transition:border-color .15s,box-shadow .15s}
input:focus,textarea:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-weak)}
textarea{min-height:120px;resize:vertical;direction:ltr;
  font-family:'JetBrains Mono',ui-monospace,monospace;font-size:12px}
button{font-family:inherit;font-size:14px;font-weight:600;color:#fff;background:var(--accent);
  border:0;border-radius:10px;padding:12px 18px;cursor:pointer;white-space:nowrap;
  transition:background .15s,transform .05s}
button:hover{background:var(--accent-ink)}
button:active{transform:translateY(1px)}
button:disabled{opacity:.6;cursor:default}
button.ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
button.ghost:hover{background:#f9fafb}
button.danger{background:#fff;color:var(--danger);border:1px solid #fecaca}
button.danger:hover{background:#fef2f2}
button.block{width:100%}
.mt{margin-top:14px}

.status{font-size:13px;color:var(--muted);min-height:18px;margin-top:8px}
.status.err{color:var(--danger)}
.status.ok{color:#15803d}

/* result panel (dark, deliberate) */
.result{display:none}
.result.show{display:block}
.panel{background:var(--panel);border:1px solid var(--panel-line);border-radius:var(--radius);
  padding:18px;color:var(--panel-ink);display:grid;grid-template-columns:1fr 108px;gap:16px}
.panel .title-row{display:flex;align-items:center;gap:8px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 3px rgba(34,197,94,.15)}
.dot.warn{background:var(--warn);box-shadow:0 0 0 3px rgba(245,158,11,.15)}
.found-label{font-size:13px;font-weight:700}
.track-name{font-size:17px;font-weight:700;margin:8px 0 2px;line-height:1.25}
.track-artist{font-size:13px;color:var(--panel-muted);margin-bottom:14px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px 14px}
.cell .k{font-size:11px;color:var(--panel-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:5px}
.chip{display:inline-block;direction:ltr;text-align:left;font-family:'JetBrains Mono',ui-monospace,monospace;
  font-size:12.5px;font-weight:600;background:var(--panel-2);border:1px solid var(--panel-line);
  color:var(--panel-ink);border-radius:7px;padding:6px 9px;max-width:100%;word-break:break-all}
.chip.big{color:#a5b4fc}
.chip.empty{color:var(--panel-muted);font-weight:500}
.art{width:108px;height:108px;border-radius:10px;object-fit:cover;background:var(--panel-2);border:1px solid var(--panel-line)}
.subs{margin-top:14px;font-size:12px;color:var(--panel-muted);grid-column:1/-1}
.subs b{color:var(--panel-ink);font-weight:600}

/* tables */
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}
th{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;font-weight:600}
.badge{display:inline-block;font-size:11px;font-weight:600;padding:2px 8px;border-radius:999px}
.badge.admin{background:var(--accent-weak);color:var(--accent-ink)}
.badge.user{background:#f3f4f6;color:var(--muted)}
.badge.pending{background:#fffbeb;color:#b45309}

.linkbox{display:flex;gap:8px;margin-top:12px}
.linkbox input{font-family:'JetBrains Mono',ui-monospace,monospace;font-size:12px}

.hint{font-size:12px;color:var(--muted);margin-top:8px}
.divider{height:1px;background:var(--line);margin:20px 0}

@media(max-width:480px){
  .panel{grid-template-columns:1fr}
  .art{width:100%;height:auto;aspect-ratio:1/1;order:-1}
  .row{flex-direction:column}
}