:root{color-scheme:dark;--bg: #0f1115;--panel: #171a21;--border: #262b36;--text: #e6e8ee;--muted: #9aa2b1;--accent: #4f8cff;--ok: #3ecf8e;--warn: #f2b64d;--err: #f2565f}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}#app{max-width:860px;margin:0 auto;padding:24px 16px 64px}h1{font-size:22px;margin:0 0 4px}h2{font-size:16px;margin:24px 0 12px}.subtitle{color:var(--muted);margin:0 0 24px;font-size:14px}.panel{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:16px;margin-bottom:16px}button{background:var(--accent);color:#fff;border:0;border-radius:8px;padding:8px 16px;font-size:14px;cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}button.ghost{background:transparent;border:1px solid var(--border);color:var(--text)}button.danger{background:var(--err)}input[type=file]{width:100%;padding:8px 0}.dropzone{border:2px dashed var(--border);border-radius:10px;padding:28px 16px;text-align:center;color:var(--muted);cursor:pointer;margin-bottom:12px}.dropzone.active{border-color:var(--accent);color:var(--text)}.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.field{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--muted)}.field select,.field input[type=number]{background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:6px;padding:6px 8px}.check{display:flex;align-items:center;gap:6px;font-size:14px}.error{color:var(--err);font-size:14px;margin-top:8px}.muted{color:var(--muted);font-size:13px}.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;text-transform:uppercase;letter-spacing:.04em}.badge.queued{background:#f2b64d26;color:var(--warn)}.badge.running{background:#4f8cff26;color:var(--accent)}.badge.done{background:#3ecf8e26;color:var(--ok)}.badge.error{background:#f2565f26;color:var(--err)}.progress{height:8px;background:var(--bg);border-radius:999px;overflow:hidden;margin-top:8px}.progress>div{height:100%;background:var(--accent);transition:width .4s}.job-head{display:flex;justify-content:space-between;align-items:center;gap:8px}.stems{display:flex;flex-direction:column;gap:10px;margin-top:12px}.stem audio{width:100%;height:32px}.stem-row{display:flex;align-items:center;gap:10px}.stem-name{width:90px;flex-shrink:0;font-size:13px;color:var(--muted)}.actions{display:flex;gap:8px;margin-top:12px}.empty{color:var(--muted);font-size:14px}.field select.quality{min-width:260px}.hint{color:var(--muted);font-size:13px;margin:6px 0 12px}.advanced{margin-bottom:12px;font-size:13px}.advanced summary{color:var(--muted);cursor:pointer;margin-bottom:8px}.advanced .row{margin-bottom:0}.stem-name{width:120px}.stem-file{display:block;font-size:11px;color:var(--muted);opacity:.7}.auth-wrap{display:flex;justify-content:center;padding-top:40px}.auth-panel{max-width:380px;width:100%}.auth-panel .field{display:block;margin-bottom:12px}.auth-panel input{width:100%;box-sizing:border-box}.auth-links{display:flex;gap:16px;margin-top:14px}.auth-links a{color:#4a7}.auth-bar{display:flex;gap:12px;align-items:center;justify-content:flex-end}.auth-bar .linkish{background:none;border:none;color:#4a7;cursor:pointer;padding:0}.loading{padding:30px;text-align:center;color:#888}.users-table{width:100%;border-collapse:collapse;margin-top:8px;font-size:14px}.users-table th,.users-table td{text-align:left;padding:6px 8px;border-bottom:1px solid #eee}.users-table button{margin-right:6px}