:root{--bg:#f6f7f9;--card:#fff;--fg:#1d2330;--muted:#6b7280;--line:#e5e7eb;--pri:#2563eb;--pos:#059669;--neg:#dc2626;color-scheme:light dark}@media(prefers-color-scheme:dark){:root{--bg:#0f1115;--card:#181b22;--fg:#e5e7eb;--muted:#9ca3af;--line:#2a2f3a;--pri:#3b82f6;--pos:#34d399;--neg:#f87171}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.45 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}#app{max-width:640px;margin:0 auto;padding:12px 16px 80px}h1{font-size:1.35rem;margin:0;flex:1}h2{font-size:1rem;margin:0 0 10px}a{color:var(--pri);text-decoration:none}.top{display:flex;align-items:center;gap:8px;padding:8px 0 12px}.back{font-size:1.4rem;padding:0 6px}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px;margin:0 0 12px}label{display:block;margin:0 0 10px;font-size:.9rem;color:var(--muted)}input,select,textarea{display:block;width:100%;margin-top:4px;padding:9px 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shake{20%,60%{transform:translate(-6px)}40%,80%{transform:translate(6px)}}.lock-msg{min-height:1.45em;margin:0 0 12px;font-size:.88rem}.lock-card button.block{margin-top:0}.lock-card button:disabled{opacity:.55;cursor:default}.lock-foot{margin:18px 0 0;padding-top:14px;border-top:1px solid var(--line);font-size:.8rem}@media(max-width:380px){.pin-boxes{gap:8px}.pin-boxes span{width:48px;height:56px}}