.backup-main{max-width:800px;margin:32px auto;padding:0 20px 48px}.backup-main>p{margin-bottom:22px}.panel{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:24px;margin:22px 0}.panel h2{font-size:20px;margin-bottom:12px}.choices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:20px 0}.choice{display:flex;align-items:center;gap:10px;padding:14px;border:1px solid var(--border);border-radius:12px;min-height:52px;font-size:14px}.choice input{width:18px;height:18px;accent-color:var(--accent)}.choice small{color:var(--muted)}.panel .notice{margin:18px 0}.field{margin:16px 0}@media(max-width:540px){.choices{grid-template-columns:1fr}.panel{padding:18px}.backup-main{padding:0 14px 32px}}