*, *::before, *::after { box-sizing: border-box; }

body {
    margin: 0;
    background: #fafafa;
    color: #333;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
}

a:focus-visible {
    outline: 3px solid #9fc5ff;
    outline-offset: 2px;
}

.home-link { color: #555; text-decoration: none; }
.home-link:hover { color: #000; }

.load-error {
    margin-top: 2rem;
    padding: 1rem;
    border: 1px solid #c77;
    border-radius: 8px;
    background: #fff;
}