:root{--bg: #f4f5f7;--surface: #ffffff;--border: #e4e7ec;--text: #1a1d21;--muted: #6b7280;--accent: #4f46e5;--accent-weak: #eef2ff;--green: #059669;--amber: #d97706;--red: #dc2626;--radius: 10px;--shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .1)}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.topbar{background:var(--surface);border-bottom:1px solid var(--border);padding:0 24px;display:flex;align-items:center;gap:24px;height:56px;position:sticky;top:0;z-index:10}.topbar .brand{font-weight:700;font-size:16px}.topbar nav{display:flex;gap:4px}.topbar nav a{padding:6px 12px;border-radius:8px;color:var(--muted);font-weight:500}.topbar nav a.active{background:var(--accent-weak);color:var(--accent);text-decoration:none}.container{max-width:1100px;margin:0 auto;padding:24px}h1{font-size:20px;margin:0 0 16px}h2{font-size:15px;margin:0 0 10px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin-bottom:20px}.tile{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow)}.tile .label{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.03em}.tile .value{font-size:26px;font-weight:700;margin-top:4px}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);vertical-align:middle}th{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.03em;font-weight:600}tr:last-child td{border-bottom:none}.table-wrap{overflow-x:auto}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;font-weight:600;background:#eef1f4;color:#475467}.badge.done{background:#d1fae5;color:var(--green)}.badge.generating,.badge.paid{background:#dbeafe;color:#1d4ed8}.badge.failed{background:#fee2e2;color:var(--red)}.badge.refunded,.badge.awaiting_payment{background:#fef3c7;color:var(--amber)}button,.btn{font:inherit;cursor:pointer;border:1px solid var(--border);background:var(--surface);color:var(--text);padding:7px 14px;border-radius:8px;font-weight:500}button:hover{background:#f9fafb}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.primary:hover{background:#4338ca}button.danger{color:var(--red);border-color:#fecaca}button:disabled{opacity:.5;cursor:not-allowed}input[type=text],input[type=number],input[type=search],select,textarea{font:inherit;padding:7px 10px;border:1px solid var(--border);border-radius:8px;background:var(--surface);color:var(--text)}textarea{width:100%;min-height:70px;resize:vertical}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.toolbar{display:flex;gap:8px;margin-bottom:16px;align-items:center;flex-wrap:wrap}.muted{color:var(--muted)}.err{color:var(--red);padding:10px;background:#fef2f2;border-radius:8px;border:1px solid #fecaca}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media (max-width: 720px){.grid2{grid-template-columns:1fr}}dl.kv{margin:0;display:grid;grid-template-columns:140px 1fr;gap:6px 12px}dl.kv dt{color:var(--muted)}dl.kv dd{margin:0}pre.lyrics{white-space:pre-wrap;background:#f9fafb;padding:12px;border-radius:8px;border:1px solid var(--border);font:inherit;margin:0}.okcard{border-color:#a7f3d0;background:#f0fdf4;margin-bottom:12px}.sep{border:none;border-top:1px solid var(--border);margin:14px 0}.fields{display:grid;grid-template-columns:1fr 1fr;gap:12px}@media (max-width: 640px){.fields{grid-template-columns:1fr}}.field{display:flex;flex-direction:column;gap:4px}.field>span{font-size:12px;color:var(--muted)}.field input{width:100%}em.ok{color:var(--green);font-style:normal;font-weight:600}.logout-btn{margin-left:auto;padding:6px 12px}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.login-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);padding:28px;width:100%;max-width:360px}.login-brand{font-weight:700;font-size:18px;margin-bottom:14px}.login-card .field span{font-size:13px}.login-card input{width:100%;padding:9px 11px}