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

html {
    font-size: 14px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.5;
    color: var(--text);
    background: var(--bg);
    min-height: 100vh;
}

a {
    color: var(--link);
    text-decoration: none;
}

a:hover {
    color: var(--link-hover);
    text-decoration: underline;
}

img {
    max-width: 100%;
    display: block;
}

button, input, select, textarea {
    font: inherit;
    color: inherit;
}

button {
    cursor: pointer;
}

table {
    border-collapse: collapse;
    width: 100%;
}

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
}

code, pre {
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

code {
    font-size: 0.9em;
    padding: 1px 4px;
    background: var(--code-bg);
    border-radius: 2px;
}

pre {
    padding: 12px;
    background: var(--code-bg);
    border-radius: 2px;
    overflow-x: auto;
}

pre code {
    padding: 0;
    background: none;
}