:root{--main-gradient: linear-gradient(90deg, #2d388a 0%, #00aeef 100%);--second-gradient: linear-gradient(90deg, #015F96 0%, #2199EA 100%);--delete-gradient: linear-gradient(90deg, #8a2433 0%, #d42f4a 100%)}.logo-title-row{display:flex;align-items:center;gap:.75rem}body{font-family:Arial,sans-serif;background:#f8f3d4;color:#111;min-height:100vh;margin:0}.card,.user-card,.receipts-list{background:#fff;border-radius:8px;box-shadow:0 2px 8px #00000014;border:1px solid #e0e0e0}.btn-primary,.button-primary{background:var(--main-gradient);color:#f8f3d4;border:none;border-radius:4px;padding:.75rem 1.5rem;font-weight:700;cursor:pointer;font-size:1rem;transition:background .2s}.btn-primary:hover,.button-primary:hover{filter:brightness(.95)}