@import url("https://fonts.googleapis.com/css2?family=Google+Sans:wght@400;500&family=Roboto+Mono:wght@400;500&display=swap");

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

:root {
  --color-bg: #ffffff;
  --color-surface: #f8f9fa;
  --color-border: #dadce0;
  --color-text: #202124;
  --color-text-muted: #5f6368;
  --color-accent: #1a73e8;
  --color-accent-hover: #1557b0;
  --color-danger: #d93025;

  --font-sans: "Google Sans", sans-serif;
  --font-mono: "Roboto Mono", monospace;

  --radius: 8px;
  --max-width: 860px;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}

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

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

button {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-accent);
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 6px 16px;
  cursor: pointer;
  transition: background 0.15s;
}

button:hover {
  background: #e8f0fe;
}