a {
	color: var(--drill-accent-light);
}
nav ul a.active {
	color: var(--drill-accent);
	background: var(--drill-active-bg);
}
nav ul a:hover {
	color: var(--drill-accent-light);
}
#inner-nav {
	list-style: none;
	display: flex;
	justify-content: center;
	gap: 16px;
	padding: 0;
	margin: 1rem 0;
}
#inner-nav a {
	color: var(--muted);
	text-decoration: none;
	padding: 6px 14px;
	border-radius: 4px;
	border: 1px solid transparent;
}
#inner-nav a:hover {
	color: var(--drill-accent-light);
	background: var(--drill-bg-tint);
	border-color: var(--drill-border);
}
#inner-nav a.active {
	color: var(--drill-accent);
	background: var(--drill-active-bg);
	border-color: var(--drill-accent);
}
.start-drill-container {
	position: sticky;
	bottom: 0;
	padding: 1rem;
	background: linear-gradient(transparent, var(--bg-col) 30%);
	text-align: center;
}
.start-drill-btn {
	background: var(--drill-active-bg);
	color: var(--drill-accent);
	border: 1px solid var(--drill-accent);
	padding: 12px 24px;
	font-size: 1.1rem;
	border-radius: 6px;
	cursor: pointer;
	transition: background-color 0.2s, transform 0.1s;
	text-decoration: none;
}
.start-drill-btn:hover:not(.disabled) {
	background: var(--drill-border);
}
.start-drill-btn:active:not(.disabled) {
	transform: scale(0.98);
}
.start-drill-btn.disabled {
	opacity: 0.5;
	cursor: not-allowed;
}