:root{--bg: #0b2038;--bg-elevated: #123a63;--text: #eaf3fb;--text-muted: #8d9da5;--accent: #2e9be8;--accent-hover: #56b2f5;--border: #1f3a56;--danger: #f84444;--warning-bg: #3a2a0e;--warning-border: #8a6a1e;color-scheme:dark}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text)}.app{max-width:480px;margin:0 auto;padding:2rem 1.25rem;min-height:100vh}.screen h1,.screen h2{margin-top:0}.stack{display:flex;flex-direction:column;gap:.75rem}.row{display:flex;gap:.75rem}.field{display:flex;flex-direction:column;gap:.35rem;font-size:.9rem;color:var(--text-muted)}.field input,.field textarea{font:inherit;padding:.6rem .75rem;border-radius:8px;border:1px solid var(--border);background:var(--bg-elevated);color:var(--text)}.checkbox-field{display:flex;align-items:center;gap:.5rem;font-size:.9rem}button{font:inherit;padding:.65rem 1rem;border-radius:8px;border:none;background:var(--accent);color:#fff;cursor:pointer}button:hover:not(:disabled){background:var(--accent-hover)}button:disabled{opacity:.5;cursor:not-allowed}button.secondary{background:transparent;border:1px solid var(--border);color:var(--text)}button.danger{background:var(--danger)}button.link{background:none;color:var(--accent);padding:.25rem 0;text-decoration:underline}.error{color:var(--danger);font-size:.9rem;margin:0}.muted{color:var(--text-muted);font-size:.9rem}.warning-banner{background:var(--warning-bg);border:1px solid var(--warning-border);border-radius:10px;padding:.9rem 1rem;font-size:.9rem}.warning-banner p{margin:.4rem 0 0}.word-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.4rem 1rem;list-style:none;padding:1rem;margin:0;background:var(--bg-elevated);border-radius:10px;font-family:ui-monospace,monospace}.word-index{color:var(--text-muted);display:inline-block;width:1.5rem}.card{background:var(--bg-elevated);border-radius:10px;padding:1rem}.label{color:var(--text-muted);font-size:.85rem;margin:0 0 .35rem}.mono{font-family:ui-monospace,monospace;word-break:break-all;margin:0}.network-toggle{display:inline-flex;border:1px solid var(--border);border-radius:8px;overflow:hidden}.network-toggle button{background:transparent;border-radius:0;color:var(--text-muted)}.network-toggle button.active{background:var(--accent);color:#fff}.dashboard-header{display:flex;justify-content:space-between;align-items:center}.danger-zone{margin-top:2rem;border-top:1px solid var(--border);padding-top:1rem}.card.center{display:flex;flex-direction:column;align-items:center;gap:.5rem;text-align:center}.balance{font-size:2rem;font-weight:700;margin:.25rem 0}.qr-wrapper{background:#123a63;padding:1rem;border-radius:10px}.row.spread{justify-content:space-between}.history-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.6rem}.mono.small{font-size:.75rem;color:var(--text-muted)}.muted.small{font-size:.8rem}.received{color:#4ecb71}