*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--green-dark:#1d483b;--green-primary:#2d6a4f;--green-light:#40916c;--green-accent:#2ecc71;--green-bg:#f0faf5;--text-primary:#333;--text-secondary:#666;--text-light:#999;--border-color:#eee;--bg-page:#f5f5f5;--bg-card:#fff;--shadow-sm:0 1px 4px #00000014;--shadow-md:0 2px 8px #0000001f;--radius-sm:6px;--radius-md:8px;--radius-lg:12px}html,body{height:100%;margin:0;padding:0}body{color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#e0e0e0;justify-content:center;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;display:flex}#app{background:#f8f8f8;border-radius:30px;width:100%;max-width:390px;min-height:100vh;padding-bottom:60px;position:relative;overflow:hidden;box-shadow:0 0 30px #00000026,0 4px 20px #0000001a}.card{background:var(--bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}.btn-primary{background:var(--green-primary);color:#fff;border-radius:var(--radius-md);cursor:pointer;border:none;justify-content:center;align-items:center;width:100%;padding:14px;font-size:16px;font-weight:600;transition:background .2s;display:inline-flex}.btn-primary:hover{background:var(--green-dark)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.input-field{border-radius:var(--radius-md);box-sizing:border-box;border:1px solid #ddd;outline:none;width:100%;padding:12px 14px;font-size:15px;transition:border-color .2s}.input-field:focus{border-color:var(--green-primary)}.app-header{background:var(--green-dark);color:#fff;align-items:center;gap:12px;padding:16px;display:flex}.app-header .back-btn{color:#fff;cursor:pointer;background:0 0;border:none;padding:4px;font-size:18px}.app-header .header-title{margin:0;font-size:18px;font-weight:600}.balance-panel{background:var(--green-dark);color:#fff;text-align:center;padding:20px 16px}.balance-panel .balance-label{opacity:.85;margin-bottom:6px;font-size:13px;display:block}.balance-panel .balance-amount{justify-content:center;align-items:center;gap:4px;display:flex}.balance-panel .currency-icon{font-size:20px;font-weight:700}.balance-panel .balance-value{font-size:28px;font-weight:700}