body{background:#0f172a;font-family:Inter,system-ui,sans-serif}.app{min-height:100vh;display:flex;align-items:center;justify-content:center}.paystack-stage{position:fixed;inset:0;background:#0000008c;display:flex;align-items:center;justify-content:center;z-index:9999}.card{background:#73abf4;width:380px;padding:24px;border-radius:14px;box-shadow:0 20px 40px #0003}h1{text-align:center;margin-bottom:15px}.wallet{font-size:14px;text-align:center;color:#555}label{margin-top:10px;display:block}input{width:80%;padding:10px;border-radius:8px;border:1px solid #090909;margin-bottom:12px;margin-top:12px;background-color:#f7f4f4}.stats{display:grid;gap:6px;margin-bottom:12px}button{width:100%;padding:12px;border-radius:10px;border:none;font-weight:600;cursor:pointer;transition:background-color .3s ease}button:hover{background-color:#31267a;color:#fff}.primary{background:#035d24;color:#fff}.secondary{background:#2563eb;color:#fff;margin-top:8px}.balance{text-align:center;margin-top:12px}.history{list-style:none;padding:0;margin-top:10px}.history li{display:flex;justify-content:space-between;font-size:13px}.paid{color:green}.pending{color:orange}