:root {
	--freq-background: #fff;
	--freq-foreground: #171717;
	--freq-accent: #ee4d2d;
	--freq-content-max: 1280px;
	--freq-font-display: "Yu Mincho", YuMincho, "Hiragino Mincho ProN", "Hiragino Mincho Pro", "Noto Serif JP", serif;
	--freq-font-text: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
	--freq-display-weight: 600;
	--freq-display-line-height: 1.15;
	--freq-display-letter-spacing: 0.065em;
	--freq-page-heading-size: clamp(2rem, 4vw, 3.5rem);
	--freq-page-heading-letter-spacing: var(--freq-display-letter-spacing);
	--freq-editorial-inset: clamp(1.5rem, 4.5vw, 4.5rem);
	--freq-text-line-height: 1.8;
	--freq-ui-medium: 500;
	--freq-ui-semibold: 600;
}

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

html {
	color: var(--freq-foreground);
	background: var(--freq-background);
	font-family: var(--freq-font-text);
	line-height: var(--freq-text-line-height);
}

body {
	margin: 0;
	font-weight: 400;
	overflow-wrap: anywhere;
}

h1 {
	font-family: var(--freq-font-display);
	font-weight: var(--freq-display-weight);
	line-height: var(--freq-display-line-height);
	letter-spacing: var(--freq-display-letter-spacing);
	text-wrap: balance;
}

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

body.freq-menu-open {
	overflow: hidden;
}

a {
	color: inherit;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
	outline: 3px solid var(--freq-accent);
	outline-offset: 3px;
}

summary:focus-visible,
[tabindex]:focus-visible {
	outline: 3px solid var(--freq-accent);
	outline-offset: 3px;
}

img,
svg,
video {
	max-width: 100%;
	height: auto;
}

.freq-shell {
	width: min(100% - 2rem, var(--freq-content-max));
	margin-inline: auto;
}

.freq-skip-link {
	position: fixed;
	top: 0.5rem;
	left: 0.5rem;
	z-index: 1000;
	padding: 0.75rem 1rem;
	background: var(--freq-foreground);
	color: #fff;
	transform: translateY(-150%);
}

.freq-skip-link:focus {
	transform: translateY(0);
}

.freq-site-header {
	position: sticky;
	top: 0;
	z-index: 100;
	padding-block: 1rem;
	border-bottom: 1px solid rgb(23 23 23 / 15%);
	background: rgb(255 255 255 / 94%);
	backdrop-filter: blur(12px);
}

.freq-site-header__inner {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 1rem 2rem;
}

.freq-site-logo {
	font-size: 1.45rem;
	font-weight: 800;
	letter-spacing: -0.05em;
	text-decoration: none;
}

.freq-primary-nav ul,
.freq-site-footer ul {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem 1.5rem;
	margin: 0;
	padding: 0;
	list-style: none;
}

.freq-primary-nav a {
	position: relative;
	font-size: 0.76rem;
	font-weight: var(--freq-ui-medium);
	text-decoration: none;
}

.freq-primary-nav a::after {
	position: absolute;
	right: 0;
	bottom: -0.45rem;
	left: 0;
	height: 1px;
	background: var(--freq-accent);
	content: "";
	transform: scaleX(0);
	transform-origin: left;
	transition: transform 160ms ease;
}

.freq-primary-nav a:hover::after,
.freq-primary-nav .current-menu-item > a::after,
.freq-primary-nav .current_page_item > a::after {
	transform: scaleX(1);
}

.freq-menu-toggle {
	display: none;
	gap: 0.7rem;
	align-items: center;
	padding: 0;
	border: 0;
	background: transparent;
	color: inherit;
	font: inherit;
	font-size: 0.72rem;
	font-weight: var(--freq-ui-semibold);
	letter-spacing: 0.08em;
	cursor: pointer;
}

.freq-menu-toggle i,
.freq-menu-toggle i::before {
	display: block;
	width: 1.25rem;
	height: 1px;
	background: currentColor;
	content: "";
	transition: transform 160ms ease;
}

.freq-menu-toggle i::before {
	transform: translateY(-0.35rem);
}

.freq-menu-toggle[aria-expanded="true"] i {
	transform: rotate(45deg);
}

.freq-menu-toggle[aria-expanded="true"] i::before {
	transform: rotate(-90deg);
}

.freq-site-footer {
	padding-block: clamp(3.5rem, 7vw, 6rem) 1.5rem;
	border-top: 1px solid rgb(23 23 23 / 15%);
}

.freq-site-footer__layout {
	display: grid;
	grid-template-columns: minmax(13rem, 0.7fr) minmax(0, 1.3fr);
	gap: 3rem clamp(3rem, 8vw, 8rem);
}

.freq-site-footer__brand p {
	max-width: 18rem;
	margin: 1rem 0 0;
	font-size: 0.85rem;
}

.freq-site-footer__links {
	display: grid;
	gap: 1.5rem;
}

.freq-site-footer__links ul {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 0;
	border-top: 1px solid currentColor;
}

.freq-site-footer__links li {
	border-bottom: 1px solid rgb(23 23 23 / 25%);
}

.freq-site-footer__links li:nth-child(odd) {
	border-right: 1px solid rgb(23 23 23 / 25%);
}

.freq-site-footer__links a {
	display: block;
	padding: 0.75rem;
	font-size: 0.78rem;
	text-decoration: none;
}

.freq-site-footer__links a:hover {
	background: var(--freq-foreground);
	color: #fff;
}

.freq-site-footer__social {
	justify-self: start;
	font-size: 0.78rem;
}

.freq-site-footer__bottom {
	display: flex;
	grid-column: 1 / -1;
	flex-wrap: wrap;
	justify-content: space-between;
	gap: 0.5rem 2rem;
	padding-top: 1.25rem;
	border-top: 1px solid currentColor;
	font-size: 0.68rem;
}

.freq-site-footer__bottom p {
	margin: 0;
}

.freq-main {
	min-height: 60vh;
	padding-block: clamp(3rem, 8vw, 7rem);
}

.freq-entry + .freq-entry {
	margin-top: 4rem;
}

@media (prefers-reduced-motion: reduce) {
	*,
	*::before,
	*::after {
		scroll-behavior: auto !important;
		transition-duration: 0.01ms !important;
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
	}
}

@media (max-width: 760px) {
	.freq-menu-toggle {
		position: relative;
		z-index: 2;
		display: inline-flex;
	}

	.freq-primary-nav {
		flex-basis: 100%;
		width: 100%;
	}

	.freq-primary-nav ul {
		display: grid;
		gap: 0;
		padding-top: 1rem;
		border-top: 1px solid currentColor;
	}

	.freq-primary-nav li {
		border-bottom: 1px solid rgb(23 23 23 / 20%);
	}

	.freq-primary-nav a {
		display: block;
		padding-block: 0.75rem;
		font-size: 1rem;
	}

	.freq-primary-nav a::after {
		display: none;
	}

	.freq-nav-enhanced .freq-primary-nav {
		position: fixed;
		top: 3.8rem;
		right: 0;
		bottom: 0;
		left: 0;
		display: grid;
		align-content: center;
		padding: 1rem;
		background: var(--freq-background);
		opacity: 0;
		visibility: hidden;
		transform: translateY(-0.75rem);
		transition: opacity 180ms ease, visibility 180ms ease, transform 180ms ease;
	}

	.freq-nav-enhanced .freq-primary-nav.is-open {
		opacity: 1;
		visibility: visible;
		transform: translateY(0);
	}

	.freq-nav-enhanced .freq-primary-nav a {
		padding-block: 0.9rem;
		font-size: clamp(1.5rem, 7vw, 2.5rem);
		font-weight: var(--freq-ui-medium);
		letter-spacing: -0.03em;
	}

	.freq-site-footer__layout {
		grid-template-columns: 1fr;
	}

	.freq-site-footer__bottom {
		grid-column: auto;
	}
}

@media (max-width: 720px) {
	:root {
		--freq-page-heading-letter-spacing: 0.055em;
	}
}

@media (max-width: 460px) {
	.freq-site-footer__links ul {
		grid-template-columns: 1fr;
	}

	.freq-site-footer__links li:nth-child(odd) {
		border-right: 0;
	}
}