* {
                margin: 0;
                padding: 0;
                box-sizing: border-box;
            }

            body {
                background: linear-gradient(135deg, #e8eef4 0%, #d4dfe9 100%);
                font-family:
                    system-ui,
                    -apple-system,
                    "Segoe UI",
                    "Inter",
                    Roboto,
                    "Helvetica Neue",
                    sans-serif;
                min-height: 100vh;
                display: flex;
                align-items: center;
                justify-content: center;
                padding: 1.5rem;
            }