:root{--ink:#14161B;--paper:#FAF8F4;--stone:#EDEAE3;--muted:#6B675F;--line:#E2DED5;--ok:#1f7a4d;--warn:#9a6b00;--bad:#b3261e}*{box-sizing:border-box}body,html{margin:0;background:var(--paper);color:var(--ink);font-family:Inter Tight,Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit}button,input,select{font:inherit;color:inherit}.wrap{max-width:520px;margin:0 auto;padding:24px 16px 64px}.top{display:flex;align-items:center;justify-content:space-between;padding:8px 0 24px}.top a{text-decoration:none}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--ink);background:var(--ink);color:var(--paper);border-radius:12px;padding:12px 18px;font-weight:600;cursor:pointer;width:100%}.btn:disabled{opacity:.45;cursor:default}.btn.ghost{background:transparent;color:var(--ink)}.btn.sm{width:auto;padding:8px 14px;font-weight:500;font-size:14px}.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;margin-bottom:12px}.lbl{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}.row{display:flex;gap:8px}.row>*{flex:1 1;min-width:0}input,select{width:100%;border:1px solid var(--line);background:var(--paper);border-radius:10px;padding:12px}input.amt{font-size:28px;font-weight:600;letter-spacing:-.02em;border:none;background:transparent;padding:6px 0;outline:none}.tabs{display:flex;background:var(--stone);border-radius:12px;padding:4px;margin-bottom:12px}.tabs button{flex:1 1;border:none;background:transparent;padding:10px;border-radius:9px;font-weight:600;cursor:pointer;color:var(--muted)}.tabs button.on{background:#fff;color:var(--ink);box-shadow:0 1px 2px rgba(0,0,0,.06)}.kv{display:flex;justify-content:space-between;font-size:14px;padding:6px 0;border-top:1px solid var(--stone)}.kv:first-child{border-top:none}.kv span:first-child{color:var(--muted)}.big{font-size:24px;font-weight:600;letter-spacing:-.02em}.muted{color:var(--muted);font-size:13px}.warn{border-left:3px solid var(--warn);padding:8px 12px;background:#fff8e6;border-radius:8px;font-size:14px;margin-top:10px}.warn.severe{border-color:var(--bad);background:#fdecea}.warn.info{border-color:var(--muted)}.status,.warn.info{background:var(--stone)}.status{display:inline-block;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:600}.status.SUCCESS{background:#dff3e7;color:var(--ok)}.status.FAILED,.status.REFUNDED{background:#fdecea;color:var(--bad)}.foot{margin-top:24px;font-size:12px;color:var(--muted);line-height:1.5}.swap{width:36px;height:36px;border-radius:50%;border:1px solid var(--line);background:#fff;margin:-6px auto;display:flex;align-items:center;justify-content:center;cursor:pointer;position:relative;z-index:1}.addr{width:100%;font:inherit;font-size:14px;padding:10px 12px;border:1px solid var(--line,#ddd);border-radius:10px;background:transparent;color:inherit}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));grid-gap:8px;gap:8px}.chip{border:1px solid var(--line,#ddd);border-radius:10px;padding:8px 10px;font-size:13px}.chip b{display:block}