:root {
    --migration-bg: #06101d;
    --migration-panel: rgba(9, 20, 38, 0.9);
    --migration-panel-strong: rgba(13, 31, 58, 0.98);
    --migration-line: rgba(148, 163, 184, 0.18);
    --migration-text: #e7eefb;
    --migration-muted: #9fb0c7;
    --migration-blue: #38bdf8;
    --migration-cyan: #22d3ee;
    --migration-green: #34d399;
    --migration-yellow: #fbbf24;
    --migration-red: #fb7185;
    --migration-orange: #f97316;
}
* { box-sizing: border-box; }
body.lab-sandbox-page--migration {
    margin: 0;
    background:
        radial-gradient(circle at 12% 8%, rgba(34, 211, 238, 0.15), transparent 30%),
        radial-gradient(circle at 88% 10%, rgba(249, 115, 22, 0.12), transparent 24%),
        linear-gradient(180deg, #06101d, #081628 54%, #06101d 100%);
    color: var(--migration-text);
    font-family: Arial, sans-serif;
}
button { font: inherit; }
.migration-shell {
    width: min(1520px, calc(100% - 32px));
    margin: 0 auto;
    padding: 32px 0 42px;
    overflow-x: hidden;
}
.migration-hero {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 24px;
    margin-bottom: 22px;
}
.migration-back,
.migration-eyebrow {
    display: inline-flex;
    margin: 0 0 10px;
    color: var(--migration-blue);
}
.migration-back { text-decoration: none; }
.migration-eyebrow {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.migration-hero h1 {
    margin: 0 0 14px;
    max-width: 880px;
    font-size: clamp(34px, 4vw, 58px);
    line-height: 1.02;
}
.migration-lead {
    max-width: 860px;
    margin: 0;
    color: var(--migration-muted);
    font-size: 18px;
    line-height: 1.55;
}
.migration-actions,
.migration-filter,
.migration-repair__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 10px;
}
.migration-btn,
.migration-mini-btn,
.migration-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 15px;
    border: 1px solid transparent;
    border-radius: 14px;
    background: var(--migration-panel-strong);
    color: var(--migration-text);
    cursor: pointer;
    transition: 0.18s ease;
}
.migration-btn:hover,
.migration-mini-btn:hover,
.migration-chip:hover {
    transform: translateY(-1px);
    border-color: rgba(255, 255, 255, 0.16);
}
.migration-btn--primary {
    background: linear-gradient(135deg, #0ea5e9, #22d3ee);
    color: #02111d;
    font-weight: 800;
}
.migration-btn--ghost,
.migration-chip {
    border-color: rgba(148, 163, 184, 0.2);
    background: rgba(15, 23, 42, 0.72);
}
.migration-mini-btn {
    min-height: 34px;
    padding: 0 11px;
    border-radius: 11px;
    font-size: 13px;
}
.migration-chip {
    min-height: 32px;
    padding: 0 11px;
    border-radius: 999px;
    font-size: 12px;
}
.migration-chip--active {
    border-color: rgba(34, 211, 238, 0.55);
    color: var(--migration-cyan);
}
.migration-notice,
.migration-panel,
.migration-stat,
.migration-repair,
.migration-relation {
    background: var(--migration-panel);
    border: 1px solid var(--migration-line);
    border-radius: 22px;
    box-shadow: 0 18px 45px rgba(0, 0, 0, 0.23);
    backdrop-filter: blur(18px);
}
.migration-notice {
    margin-bottom: 20px;
    padding: 16px 18px;
    color: var(--migration-muted);
}
.migration-stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin-bottom: 20px;
}
.migration-stat {
    padding: 18px;
}
.migration-stat span,
.migration-stat small,
.migration-muted,
.migration-table td span,
.migration-table small,
.migration-repair span,
.migration-repair em,
.migration-relation span,
.migration-event span {
    color: var(--migration-muted);
}
.migration-stat span,
.migration-stat small,
.migration-table td span,
.migration-table small {
    display: block;
}
.migration-stat strong {
    display: block;
    margin: 8px 0;
    font-size: 30px;
    line-height: 1;
}
.migration-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(330px, 410px);
    gap: 20px;
    align-items: start;
}
.migration-main,
.migration-side {
    display: grid;
    gap: 20px;
    min-width: 0;
}
.migration-panel {
    min-width: 0;
    padding: 22px;
}
.migration-panel__head {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: center;
    margin-bottom: 18px;
}
.migration-panel h2,
.migration-repair h3 {
    margin: 0;
    overflow-wrap: anywhere;
}
.migration-table-wrap { overflow-x: auto; }
.migration-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 800px;
}
.migration-table th,
.migration-table td {
    padding: 15px 12px;
    border-bottom: 1px solid var(--migration-line);
    text-align: left;
    vertical-align: middle;
}
.migration-table th {
    color: var(--migration-muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.migration-table__row { cursor: pointer; }
.migration-table__row:hover,
.migration-table__row--active { background: rgba(34, 211, 238, 0.07); }
.migration-table td em {
    display: block;
    color: var(--migration-yellow);
    font-style: normal;
    font-weight: 700;
}
.migration-progress {
    position: relative;
    min-width: 140px;
    height: 24px;
    overflow: hidden;
    border: 1px solid rgba(148, 163, 184, 0.16);
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.78);
}
.migration-progress span {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--migration-blue), var(--migration-green));
}
.migration-progress em {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    color: var(--migration-text);
    font-size: 12px;
    font-style: normal;
    font-weight: 800;
}
.migration-repair-list,
.migration-relations,
.migration-events {
    display: grid;
    gap: 12px;
}
.migration-repair {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 14px;
    padding: 16px;
}
.migration-repair__bar,
.migration-repair__actions { grid-column: 1 / -1; }
.migration-repair__meta {
    display: grid;
    justify-items: end;
    gap: 6px;
}
.migration-repair__meta em {
    padding: 5px 9px;
    border-radius: 999px;
    background: rgba(148, 163, 184, 0.1);
    font-size: 12px;
    font-style: normal;
    font-weight: 800;
}
.migration-repair--ready .migration-repair__meta em { color: var(--migration-blue); }
.migration-repair--running .migration-repair__meta em { color: var(--migration-yellow); }
.migration-repair--done .migration-repair__meta em { color: var(--migration-green); }
.migration-repair--blocked .migration-repair__meta em { color: var(--migration-red); }
.migration-detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin: 18px 0;
}
.migration-detail-grid div,
.migration-diagnostic {
    padding: 14px;
    border: 1px solid var(--migration-line);
    border-radius: 16px;
    background: rgba(15, 23, 42, 0.56);
}
.migration-detail-grid span,
.migration-diagnostic p {
    color: var(--migration-muted);
}
.migration-detail-grid strong,
.migration-detail-grid span {
    display: block;
}
.migration-detail-grid strong { margin-top: 7px; }
.migration-diagnostic p { margin: 8px 0 0; line-height: 1.45; }
.migration-relation {
    padding: 15px;
}
.migration-relation > div {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
}
.migration-relation--warn .migration-progress span {
    background: linear-gradient(90deg, var(--migration-orange), var(--migration-yellow));
}
.migration-event {
    display: grid;
    grid-template-columns: 54px minmax(0, 1fr);
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--migration-line);
}
.migration-event p { margin: 0; color: var(--migration-text); }
.migration-event--success p { color: var(--migration-green); }
.migration-event--warn p { color: var(--migration-yellow); }
@media (max-width: 1060px) {
    .migration-hero,
    .migration-layout,
    .migration-panel__head { grid-template-columns: 1fr; display: grid; }
    .migration-actions,
    .migration-filter { justify-content: flex-start; }
    .migration-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
    .migration-shell { width: min(100% - 20px, 1520px); padding-top: 22px; }
    .migration-stats,
    .migration-detail-grid { grid-template-columns: 1fr; }
    .migration-panel { padding: 16px; border-radius: 18px; }
    .migration-repair { grid-template-columns: 1fr; }
    .migration-repair__meta { justify-items: start; }
}