:root {
    --font-body: Arial, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu,
        Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, 'Liberation Mono', monospace;
    --color-bg-0: #000000; /* Black background */
    --color-bg-1: #1a1a1a; /* Slightly lighter black */
    --color-bg-2: #333333; /* Dark gray */
    --color-theme-1: #F8CA00; /* Yellow accent color */
    --color-theme-2: #FFE066; /* Lighter yellow for hover effects */
    --color-text: #FFFFFF; /* White text for contrast */
    --column-width: 42rem;
    --column-margin-top: 4rem;
    font-family: var(--font-body);
    color: var(--color-text);
}

body {
    min-height: 100vh;
    margin: 0;
    background-attachment: fixed;
    background-color: var(--color-bg-0);
    background-size: 100vw 100vh;
    background-image: linear-gradient(135deg, var(--color-bg-0) 0%, var(--color-bg-1) 50%, var(--color-bg-2) 100%);
}

h1,
h2,
p {
	font-weight: 400;
}

p {
	line-height: 1.5;
}

a {
	color: var(--color-theme-1);
	text-decoration: none;
	transition: color 0.3s ease;
}

a:hover {
	color: var(--color-theme-2);
	text-decoration: underline;
}

h1 {
	font-size: 2.5rem;
	font-weight: 700;
	margin-bottom: 1rem;
	text-align: center;
	color: var(--color-theme-1);
}

h2 {
	font-size: 1.5rem;
	font-weight: 600;
	margin-bottom: 0.5rem;
	color: var(--color-theme-2);
}

pre {
	font-size: 16px;
	font-family: var(--font-mono);
	background-color: rgba(0, 0, 0, 0.05);
	border-radius: 8px;
	box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
	padding: 1em;
	overflow-x: auto;
	color: var(--color-text);
}

.text-column {
	display: flex;
	max-width: 60rem;
	flex: 0.6;
	flex-direction: column;
	justify-content: center;
	margin: 0 auto;
}

input,
button {
	font-size: inherit;
	font-family: inherit;
	padding: 0.5rem 1rem;
	border-radius: 4px;
	border: 1px solid var(--color-bg-2);
	transition: all 0.3s ease;
}

button:focus:not(:focus-visible) {
	outline: none;
}

button {
	background-color: var(--color-theme-1);
	color: var(--color-bg-0); /* Black text on yellow button */
	cursor: pointer;
	border: none;
}

button:hover {
	background-color: var(--color-theme-2);
}

@media (min-width: 720px) {
	h1 {
		font-size: 2.4rem;
	}
}

.visually-hidden {
	border: 0;
	clip: rect(0 0 0 0);
	height: auto;
	margin: 0;
	overflow: hidden;
	padding: 0;
	position: absolute;
	width: 1px;
	white-space: nowrap;
}

.legend-text {
	fill: var(--color-text);
	font-size: 12px;
}