.migration-page{z-index:1;min-height:100vh;padding:clamp(28px,6vw,72px) 20px;position:relative}.migration-shell{width:min(760px,100%);margin:0 auto}.migration-back{min-height:40px;color:var(--body-strong);align-items:center;margin-bottom:28px;font-weight:550;display:inline-flex}.migration-card{border:1px solid var(--hairline);border-radius:var(--radius-card);background:var(--material-strong);box-shadow:var(--sh-sm);padding:clamp(24px,5vw,48px)}.migration-kicker{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin-bottom:10px;font-size:13px;font-weight:650}.migration-lead{color:var(--muted);margin-top:14px}.migration-fields{gap:20px;margin-top:32px;display:grid}.migration-field{gap:8px;display:grid}.migration-label{color:var(--ink);font-size:14px;font-weight:600}.migration-help{color:var(--muted);font-size:13px}.migration-file{border:1px dashed var(--hairline-strong);border-radius:var(--radius-control);background:var(--canvas-soft);width:100%;color:var(--body-strong);padding:13px}.migration-file::file-selector-button{border:1px solid var(--hairline-strong);background:var(--surface);min-height:36px;color:var(--ink);font:inherit;cursor:pointer;border-radius:9999px;margin-right:12px;padding:0 16px;font-weight:550}.migration-actions{flex-wrap:wrap;gap:10px;margin-top:26px;display:flex}.migration-progress{border-top:1px solid var(--hairline-soft);gap:9px;margin-top:26px;padding-top:24px;display:grid}.migration-progress progress{width:100%;height:10px;accent-color:var(--ink)}.migration-status{min-height:24px;color:var(--body-strong);font-size:14px}.migration-status[data-tone=success]{color:var(--ok)}.migration-status[data-tone=error]{color:var(--err)}.migration-note{border-radius:var(--radius-control);background:var(--canvas-soft);color:var(--muted);margin-top:24px;padding:14px 16px;font-size:13px}.migration-subsection{border-top:1px solid var(--hairline-soft);gap:12px;margin-top:32px;padding-top:28px;display:grid}.migration-subsection h2{font-size:22px}.migration-subsection h3{margin-bottom:10px;font-size:15px}.migration-subsection .migration-fields,.migration-subsection .migration-actions{margin-top:8px}.migration-audit-grid{gap:22px;margin-top:8px;display:grid}.migration-table-wrap{border:1px solid var(--hairline);border-radius:var(--radius-control);background:var(--surface);max-width:100%;overflow-x:auto}.migration-table-wrap table{border-collapse:collapse;width:100%;font-size:13px}.migration-table-wrap th,.migration-table-wrap td{border-bottom:1px solid var(--hairline-soft);text-align:left;white-space:nowrap;padding:9px 12px}.migration-table-wrap tr:last-child th,.migration-table-wrap tr:last-child td{border-bottom:0}.migration-table-wrap thead th{background:var(--canvas-soft);color:var(--muted);font-weight:600}.migration-table-wrap tbody th{color:var(--body-strong);font-weight:500}@media (width<=520px){.migration-page{padding:22px 14px}.migration-card{padding:22px 18px}.migration-actions .btn{width:100%}}