:root {
	--bg: #f7f4eb;
	--panel: #ffffff;
	--text: #1d1d1d;
	--border: #d5d0c3;
	--accent: #1f5f57;
	--accent-strong: #174b45;
	--focus: #8a2e00;
}

* {
	box-sizing: border-box;
}

body {
	margin: 0;
	padding: 1rem;
	font-family: Verdana, Tahoma, sans-serif;
	background: var(--bg);
	color: var(--text);
}

h1 {
	margin: 0 0 0.5rem;
}

h2 {
	margin: 0 0 0.5rem;
	font-size: 1.05rem;
}

p {
	margin: 0 0 0.75rem;
}

.controls {
	display: grid;
	gap: 0.7rem;
	margin-bottom: 0.6rem;
}

.result {
	margin: 0 0 1rem;
	padding: 0.45rem 0.55rem;
	border: 1px solid var(--border);
	border-radius: 0.3rem;
	background: #f8f8f8;
}

.options {
	padding-top: 0.75rem;
	border-top: 1px solid var(--border);
	display: grid;
	gap: 0.5rem;
}

.field {
	display: grid;
	gap: 0.3rem;
}

label {
	font-weight: 700;
}

select,
textarea,
button {
	font: inherit;
	padding: 0.5rem;
	border: 1px solid #797979;
	border-radius: 0.3rem;
	background: #ffffff;
	color: var(--text);
}

textarea {
	width: 100%;
	resize: vertical;
	min-height: 5rem;
}

button {
	cursor: pointer;
	background: var(--accent);
	color: #ffffff;
	border-color: var(--accent-strong);
}

button:hover,
button:focus-visible {
	background: var(--accent-strong);
}

.hint-button {
	background: var(--panel);
	color: var(--accent);
	border-color: var(--accent);
	margin-bottom: 0.6rem;
}

.hint-button:hover,
.hint-button:focus-visible {
	background: var(--bg);
	color: var(--accent-strong);
	border-color: var(--accent-strong);
}

.option-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
}

:focus-visible {
	outline: 3px solid var(--focus);
	outline-offset: 1px;
}