:root{--green-dark:#1b5e20;--green:#2e7d32;--green-mid:#388e3c;--green-light:#a5d6a7;--green-bg:#f1f8f2;--white:#fff;--gray:#e0e0e0;--text:#1a1a1a;--text-muted:#666;--shadow-lg:0 4px 32px #00000021}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{font-size:14px}body{background:var(--green-bg);color:var(--text);font-family:Segoe UI,system-ui,sans-serif}.app-root{flex-direction:column;height:100vh;display:flex;overflow:hidden}.app-header{background:linear-gradient(135deg, var(--green-dark) 0%, var(--green-mid) 100%);color:#fff;height:64px;box-shadow:var(--shadow-lg);z-index:100;flex-shrink:0;justify-content:space-between;align-items:center;padding:0 24px;display:flex}.brand{align-items:center;gap:12px;display:flex}.logo-icon{background:#ffffff26;border:1.5px solid 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.15s;display:flex}.payment-option:hover{border-color:var(--green-mid);background:#f9fffe}.payment-option.selected{border-color:var(--green-mid);background:#e8f5e9}.payment-option input[type=radio]{accent-color:var(--green-mid);width:15px;height:15px}.payment-option span{font-size:.85rem;font-weight:500}.products-table-wrap{margin-top:6px;overflow-x:auto}.products-form-table{border-collapse:collapse;width:100%;font-size:.8rem}.products-form-table th{background:var(--green-bg);color:var(--green-dark);text-align:left;border:1px solid var(--gray);padding:6px 7px;font-size:.72rem;font-weight:700}.products-form-table td{border:1px solid var(--gray);padding:4px 3px}.products-form-table td input{background:0 0;border:none;width:100%;padding:5px 6px;font-family:inherit;font-size:.82rem}.products-form-table td input:focus{background:#f9fffe;outline:none}.btn-add-row{background:var(--green-bg);color:var(--green-dark);border:1.5px dashed 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