body{height:100dvh;overflow:hidden}
.app{display:grid;grid-template-columns:420px 1fr;grid-template-rows:1fr auto;height:100dvh}
.nav{grid-column:1;grid-row:1;display:flex;flex-direction:column;min-height:0;background:var(--color-surface);border-right:1.5px solid var(--color-line)}
.dock{grid-column:1;grid-row:2;padding:16px 24px 20px;background:var(--color-surface);border-right:1.5px solid var(--color-line);border-top:1.5px solid var(--color-line);display:grid;grid-template-columns:1fr 1fr;gap:12px}
.main{grid-column:2;grid-row:1/-1;display:flex;flex-direction:column;min-width:0;min-height:0}
.brand{display:flex;align-items:center;gap:14px;padding:24px 24px 16px}
.brand img{width:48px;height:48px;border-radius:16px;flex:none}
.brand h1{margin:0;font-size:20px;line-height:1.2}
.brand p{margin:2px 0 0;font-size:12px;color:var(--color-muted)}
.nav__body{flex:1;min-height:0;overflow-y:auto;padding:8px 24px 24px;display:flex;flex-direction:column;gap:24px}
.sec{display:flex;flex-direction:column;gap:12px}
.sec h2{margin:0;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--color-muted)}
.fileb{position:relative;overflow:hidden}.fileb input{position:absolute;inset:0;opacity:0;cursor:pointer}
.main__top{flex:none;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:24px 24px 16px}
.main__top h2{margin:0;font-size:20px}
.main__body{flex:1;min-height:0;overflow:auto;padding:0 24px 24px;display:flex;flex-direction:column;gap:16px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px}
.stat .num{font-size:32px;font-weight:700;line-height:1.1}
.stat .lbl{font-size:12px;color:var(--color-muted);margin-top:4px}
.mig-card h3{margin:0 0 8px;font-size:16px}
.mig-card ol{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:6px}
.empty{color:var(--color-muted)}
details.mig-card summary{cursor:pointer;font-weight:600;min-height:var(--control-h);display:flex;align-items:center}
.scroll{overflow:auto;max-height:320px}
table{width:100%;border-collapse:collapse;font-size:13px}
td,th{border-bottom:1px solid var(--color-line);padding:6px 8px;text-align:left}
@media(max-width:900px){
 body{overflow:auto;height:auto}
 .app{display:flex;flex-direction:column;height:auto}
 .nav{border-right:0;border-bottom:1.5px solid var(--color-line)}
 .nav__body{overflow:visible}
 .main{order:2}.main__body{overflow:visible;padding:0 16px 96px}
 .dock{order:3;position:sticky;bottom:0;z-index:5;border-right:0;padding:12px 16px 16px}
 .brand,.nav__body,.main__top{padding-left:16px;padding-right:16px}
}