/* clean QuickTools-style UI */
:root{
  --accent:#0078ff;
  --muted:#6b7280;
  --bg:linear-gradient(180deg,#f7faff 0%,#eef3f9 100%);
  --ok:#00a86b;
  --danger:#e02424;
}
*{box-sizing:border-box}
body{font-family:Inter,Segoe UI,Roboto,Arial,sans-serif;margin:0;background:var(--bg);color:#0f1724}
.page{max-width:980px;margin:32px auto;padding:0 16px}
.topbar{margin-bottom:14px;text-align:left}
.topbar .back{color:var(--accent);text-decoration:none;font-weight:600}
.topbar h1{color:var(--accent);margin:10px 0 6px}
.topbar .lead{color:var(--muted);margin:0 0 18px}
.card{background:#fff;border-radius:12px;padding:20px;box-shadow:0 8px 30px rgba(2,6,23,.06)}
.uploader{margin-bottom:8px}
.dropzone{border:2px dashed var(--accent);border-radius:10px;padding:28px;text-align:center;cursor:pointer;background:#fbfdff}
.dropzone .dz-inner strong{display:block;font-size:1.05rem;margin-bottom:6px}
.link-btn{background:transparent;border:none;color:var(--accent);text-decoration:underline;cursor:pointer;padding:0;font-weight:600}
.muted{color:var(--muted);font-size:.95rem}
.panel{margin-top:14px}
.hidden{display:none}
.row{display:flex;gap:10px;align-items:center}
input[type=password]{padding:10px;border-radius:8px;border:1px solid #e6edf3;min-width:240px}
.primary{background:var(--accent);color:#fff;border:none;padding:10px 14px;border-radius:8px;cursor:pointer}
.small{background:#f3f4f6;border:1px solid #e6edf3;border-radius:8px;padding:7px 10px;cursor:pointer}
.controls-inline{display:flex;gap:8px}
.panel-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.thumb-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:10px}
.thumb{border-radius:8px;border:1px solid #e6edf3;overflow:hidden;position:relative;background:#fff;cursor:pointer}
.thumb img{display:block;width:100%;height:150px;object-fit:cover}
.thumb .meta{padding:6px;font-size:.9rem;color:#111;display:flex;justify-content:space-between;align-items:center}
.thumb input[type=checkbox]{transform:scale(1.1)}
.settings-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:12px}
.progress-wrap{margin-top:12px}
.progress{height:10px;background:#eef6ff;border-radius:10px;overflow:hidden}
#progressBar{height:100%;width:0;background:linear-gradient(90deg,var(--accent),#66b3ff);transition:width .25s ease}
.download-btn{display:inline-block;background:var(--ok);color:#fff;padding:10px 14px;border-radius:8px;text-decoration:none}
.note{font-size:.9rem;color:var(--muted)}
.foot{text-align:center;color:var(--muted);margin-top:14px}
.danger{background:transparent;color:var(--danger);border:1px solid rgba(224,36,36,.12);padding:8px 12px;border-radius:8px}