:root{color-scheme:light dark;--bg: #f5f4f8;--fg: #17171c;--card: #ffffff;--muted: #6b6b76;--accent: #d5442a}@media (prefers-color-scheme: dark){:root{--bg: #12121a;--fg: #f0eff4;--card: #1d1d28;--muted: #9a99a6}}*{box-sizing:border-box;margin:0}body{background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.app{max-width:480px;margin:0 auto;padding:16px;display:flex;flex-direction:column;gap:12px}header .sub{color:var(--muted);font-size:.9rem}h1{color:var(--accent)}.card{background:var(--card);border-radius:14px;padding:16px}.card h3{margin-bottom:6px}.placeholder p,.muted{color:var(--muted);font-size:.9rem}form{display:flex;flex-direction:column;gap:10px;margin-top:10px}label{display:flex;flex-direction:column;gap:4px;font-size:.85rem;color:var(--muted)}input,select,textarea{font:inherit;color:var(--fg);background:var(--bg);border:1px solid color-mix(in srgb,var(--muted) 40%,transparent);border-radius:8px;padding:8px 10px}button{font:inherit;font-weight:600;color:#fff;background:var(--accent);border:none;border-radius:10px;padding:10px;cursor:pointer}button:disabled{opacity:.6}.error{color:var(--accent);font-size:.85rem}.balance{display:flex;align-items:baseline;gap:8px;margin:6px 0}.balance .big{font-size:2.2rem;font-weight:700;color:var(--accent)}