/* ----------------------------------------
 - 100th anniversary page
---------------------------------------- */

:root {
	--kz-anniversary-bg: #eadfc9;
	--kz-anniversary-text: #3d2a1d;
	--kz-anniversary-accent: #cf3e2d;
	--kz-anniversary-gold: #b9954f;
	--kz-anniversary-paper: rgba(255, 252, 245, 0.78);
	--kz-anniversary-line: rgba(61, 42, 29, 0.22);
}

body.page-100th-anniversary {
	background: var(--kz-anniversary-bg);
}

body.page-100th-anniversary .site-header {
	background: rgba(240, 238, 226, 0.86);
	backdrop-filter: blur(10px);
}

body.page-100th-anniversary #content {
	padding-bottom: 0;
}

body.page-100th-anniversary .site-main {
	padding: 0;
}

.kz-anniversary {
	position: relative;
	z-index: 1;
	overflow: clip;
	color: var(--kz-anniversary-text);
	background: transparent;
	font-family: 'Noto Serif JP', serif;
}

.kz-anniversary * {
	box-sizing: border-box;
}

.kz-anniversary h1,
.kz-anniversary h2,
.kz-anniversary p {
	max-width: none;
}

.kz-anniversary h1,
.kz-anniversary h2 {
	font-family: 'Hina Mincho', serif;
	font-weight: 400;
}

.kz-anniversary-container {
	width: min(100% - 40px, 960px);
	margin: 0 auto;
}

.kz-history-background {
	position: fixed;
	inset: 0;
	z-index: -2;
	background:
		linear-gradient(rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.04)),
		radial-gradient(circle at 15% 20%, rgba(255, 255, 255, 0.62), transparent 36%),
		radial-gradient(circle at 85% 72%, rgba(111, 74, 35, 0.10), transparent 34%),
		#eadfc9;
	transition:
		background-color 1.4s ease,
		filter 1.4s ease;
	pointer-events: none;
}

.kz-history-background::before {
	content: "";
	position: absolute;
	inset: 0;
	opacity: 0.35;
	background-image:
		repeating-linear-gradient(
			0deg,
			rgba(77, 46, 21, 0.018) 0,
			rgba(77, 46, 21, 0.018) 1px,
			transparent 1px,
			transparent 4px
		);
	mix-blend-mode: multiply;
}

.kz-history-background::after {
	content: "";
	position: absolute;
	inset: -10%;
	opacity: 0.22;
	background:
		radial-gradient(circle at center, transparent 40%, rgba(52, 35, 23, 0.22) 100%);
}

.kz-history-background.is-era-1927 {
	background-color: #eadfc9;
	filter: sepia(0.18) saturate(0.92);
}

.kz-history-background.is-era-showa {
	background-color: #ded2bc;
	filter: sepia(0.12) saturate(0.82);
}

.kz-history-background.is-era-postwar {
	background-color: #b8b19f;
	filter: grayscale(0.2) sepia(0.08) saturate(0.68);
}

.kz-history-background.is-era-heisei {
	background-color: #e4ded2;
	filter: sepia(0.04) saturate(0.9);
}

.kz-history-background.is-era-present {
	background-color: #f0eee2;
	filter: none;
}

.kz-anniversary-hero {
	position: relative;
	display: grid;
	place-items: center;
	min-height: 100svh;
	padding: 140px 30px 90px;
	overflow: hidden;
	text-align: center;
}

.kz-anniversary-hero::before,
.kz-anniversary-hero::after {
	content: "";
	position: absolute;
	top: 50%;
	width: min(13vw, 180px);
	height: min(62vh, 620px);
	border: 10px solid var(--kz-anniversary-accent);
	border-top-color: transparent;
	border-bottom-color: transparent;
	opacity: 0.92;
	pointer-events: none;
}

.kz-anniversary-hero::before {
	left: max(2vw, 24px);
	border-right-color: transparent;
	border-radius: 50% 0 0 50%;
	transform: translateY(-50%) rotate(-4deg);
}

.kz-anniversary-hero::after {
	right: max(2vw, 24px);
	border-left-color: transparent;
	border-radius: 0 50% 50% 0;
	transform: translateY(-50%) rotate(4deg);
}

.kz-anniversary-hero__inner {
	position: relative;
	z-index: 1;
	width: min(100%, 820px);
}

.kz-anniversary-hero__sub {
	margin: 0 0 26px;
	font-size: clamp(0.8rem, 1.2vw, 1rem);
	letter-spacing: 0.34em;
}

.kz-anniversary-hero__title {
	margin: 0;
	line-height: 1;
}

.kz-anniversary-hero__title span {
	display: block;
	margin-bottom: 16px;
	font-size: clamp(1.7rem, 3.8vw, 3.6rem);
	letter-spacing: 0.12em;
}

.kz-anniversary-hero__title strong {
	position: relative;
	display: inline-block;
	color: #19130f;
	font-family: 'Hina Mincho', serif;
	font-size: clamp(6rem, 17vw, 14rem);
	font-weight: 400;
	letter-spacing: -0.08em;
}

.kz-anniversary-hero__title strong::after {
	content: "";
	position: absolute;
	right: 0.02em;
	bottom: -0.06em;
	left: 0.02em;
	height: 0.06em;
	background: var(--kz-anniversary-accent);
	border-radius: 50%;
	transform: rotate(-1.5deg);
}

.kz-anniversary-hero__copy {
	margin: 48px 0 0;
	font-family: 'Hina Mincho', serif;
	font-size: clamp(1.2rem, 2.6vw, 2rem);
	line-height: 1.8;
	letter-spacing: 0.08em;
}

.kz-anniversary-greeting {
	position: relative;
	padding: 150px 0 170px;
}

.kz-anniversary-greeting::before {
	content: "";
	position: absolute;
	top: 90px;
	left: 50%;
	width: min(70vw, 760px);
	height: 1px;
	background: linear-gradient(90deg, transparent, var(--kz-anniversary-line), transparent);
	transform: translateX(-50%);
}

.kz-anniversary-section-label {
	margin: 0 0 20px;
	color: var(--kz-anniversary-accent);
	font-size: 0.72rem;
	letter-spacing: 0.34em;
	text-align: center;
}

.kz-anniversary-greeting h2,
.kz-anniversary-product h2,
.kz-anniversary-future h2 {
	margin: 0 0 50px;
	font-size: clamp(2rem, 4vw, 3.6rem);
	line-height: 1.35;
	letter-spacing: 0.08em;
	text-align: center;
}

.kz-anniversary-text {
	width: min(100%, 760px);
	margin: 0 auto;
}

.kz-anniversary-text p {
	margin: 0 0 1.8em;
	font-size: clamp(1rem, 1.3vw, 1.08rem);
	line-height: 2.25;
}

.kz-history-layout {
	position: relative;
	display: grid;
	grid-template-columns: 160px minmax(0, 1fr);
	gap: 60px;
	width: min(100% - 60px, 1180px);
	margin: 0 auto;
}

.kz-history-nav {
	position: sticky;
	top: 140px;
	align-self: start;
	display: flex;
	flex-direction: column;
	gap: 22px;
	padding-top: 24px;
}

.kz-history-nav::before {
	content: "";
	position: absolute;
	top: 30px;
	bottom: 30px;
	left: 5px;
	width: 1px;
	background: var(--kz-anniversary-line);
}

.kz-history-nav a {
	position: relative;
	display: flex;
	align-items: center;
	gap: 15px;
	min-height: 28px;
	color: rgba(61, 42, 29, 0.38);
	font-size: 0.83rem;
	letter-spacing: 0.08em;
	text-decoration: none;
	transition:
		color 0.35s ease,
		transform 0.35s ease;
}

.kz-history-nav a:hover,
.kz-history-nav a:focus-visible {
	color: var(--kz-anniversary-accent);
}

.kz-history-nav a.is-active {
	color: var(--kz-anniversary-accent);
	transform: translateX(7px);
}

.kz-history-nav__dot {
	position: relative;
	z-index: 1;
	display: block;
	flex: 0 0 auto;
	width: 11px;
	height: 11px;
	background: currentColor;
	border: 3px solid var(--kz-anniversary-bg);
	border-radius: 50%;
	box-shadow: 0 0 0 1px currentColor;
	transition:
		transform 0.35s ease,
		box-shadow 0.35s ease;
}

.kz-history-nav a.is-active .kz-history-nav__dot {
	transform: scale(1.28);
	box-shadow:
		0 0 0 1px currentColor,
		0 0 0 6px rgba(207, 62, 45, 0.10);
}

.kz-history-content {
	min-width: 0;
}

.kz-history-section {
	position: relative;
	display: flex;
	flex-direction: column;
	justify-content: center;
	min-height: 100svh;
	padding: 150px 0;
	scroll-margin-top: 120px;
}

.kz-history-section::before {
	content: "";
	position: absolute;
	top: 12%;
	right: 2%;
	width: clamp(150px, 22vw, 300px);
	aspect-ratio: 1;
	border: 1px solid rgba(61, 42, 29, 0.09);
	border-radius: 50%;
}

.kz-history-year {
	position: relative;
	z-index: 1;
	margin: 0 0 18px;
	color: rgba(61, 42, 29, 0.26);
	font-family: 'Hina Mincho', serif;
	font-size: clamp(5rem, 13vw, 11rem);
	line-height: 0.85;
	letter-spacing: -0.05em;
}

.kz-history-title {
	position: relative;
	z-index: 1;
	width: min(100%, 720px);
	margin: 0 0 45px;
	font-size: clamp(2rem, 4vw, 4rem);
	line-height: 1.35;
	letter-spacing: 0.06em;
}

.kz-history-title::after {
	content: "";
	display: block;
	width: 90px;
	height: 4px;
	margin-top: 25px;
	background: var(--kz-anniversary-accent);
	transform: rotate(-1deg);
}

.kz-history-text {
	position: relative;
	z-index: 1;
	width: min(100%, 720px);
	padding: 40px 46px;
	background: var(--kz-anniversary-paper);
	border: 1px solid rgba(255, 255, 255, 0.48);
	box-shadow: 0 25px 80px rgba(61, 42, 29, 0.08);
	backdrop-filter: blur(8px);
}

.kz-history-text p {
	margin: 0 0 1.65em;
	font-size: clamp(1rem, 1.25vw, 1.08rem);
	line-height: 2.25;
}

.kz-history-text p:last-child {
	margin-bottom: 0;
}

.kz-history-section:nth-child(even) {
	align-items: flex-end;
}

.kz-history-section:nth-child(even) .kz-history-year,
.kz-history-section:nth-child(even) .kz-history-title,
.kz-history-section:nth-child(even) .kz-history-text {
	width: min(100%, 720px);
}

.kz-history-section:nth-child(even) .kz-history-title::after {
	margin-left: auto;
}

.kz-history-section:nth-child(even) .kz-history-year,
.kz-history-section:nth-child(even) .kz-history-title {
	text-align: right;
}

.kz-anniversary-product {
	position: relative;
	padding: 170px 0;
	overflow: hidden;
	background:
		linear-gradient(rgba(247, 241, 229, 0.90), rgba(247, 241, 229, 0.90)),
		radial-gradient(circle at center, rgba(207, 62, 45, 0.14), transparent 55%);
}

.kz-anniversary-product::before {
	content: "";
	position: absolute;
	top: 50%;
	left: 50%;
	width: min(72vw, 760px);
	aspect-ratio: 1;
	border: 3px solid rgba(207, 62, 45, 0.48);
	border-top-color: transparent;
	border-bottom-color: transparent;
	border-radius: 50%;
	transform: translate(-50%, -50%) rotate(8deg);
}

.kz-anniversary-product .kz-anniversary-container {
	position: relative;
	z-index: 1;
	text-align: center;
}

.kz-anniversary-product__placeholder {
	display: grid;
	place-items: center;
	width: min(72vw, 470px);
	aspect-ratio: 1;
	margin: 0 auto 55px;
	color: #f7f1e5;
	background:
		radial-gradient(circle at 35% 30%, #514238 0, #2b221d 55%, #17110e 100%);
	border-radius: 50%;
	box-shadow:
		0 34px 80px rgba(35, 23, 16, 0.26),
		inset 0 0 0 14px rgba(255, 255, 255, 0.03);
}

.kz-anniversary-product__placeholder p {
	margin: 0;
	font-family: 'Hina Mincho', serif;
	font-size: clamp(2rem, 5vw, 4.2rem);
	letter-spacing: 0.05em;
}

.kz-anniversary-product__placeholder span {
	display: block;
	margin-top: -28%;
	font-size: 0.85rem;
	letter-spacing: 0.18em;
}

.kz-anniversary-product .kz-anniversary-container > p:last-child {
	width: min(100%, 650px);
	margin: 0 auto;
	font-size: 1rem;
	line-height: 2;
}

.kz-anniversary-future {
	position: relative;
	padding: 180px 0 190px;
	color: #f7f0df;
	text-align: center;
	background:
		linear-gradient(rgba(24, 57, 54, 0.94), rgba(24, 57, 54, 0.94)),
		radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.10), transparent 28%);
}

.kz-anniversary-future::before,
.kz-anniversary-future::after {
	content: "";
	position: absolute;
	width: 260px;
	aspect-ratio: 1;
	border: 1px solid rgba(255, 255, 255, 0.09);
	border-radius: 50%;
}

.kz-anniversary-future::before {
	top: 40px;
	left: -70px;
}

.kz-anniversary-future::after {
	right: -60px;
	bottom: 20px;
}

.kz-anniversary-future h2 {
	color: #f7f0df;
}

.kz-anniversary-future p {
	margin: 0 0 1.4em;
	font-size: clamp(1rem, 1.4vw, 1.12rem);
	line-height: 2.15;
}

.kz-anniversary-future p:last-child {
	margin-bottom: 0;
}

@media only screen and (max-width: 960px) {
	.kz-history-layout {
		grid-template-columns: 120px minmax(0, 1fr);
		gap: 35px;
		width: min(100% - 40px, 900px);
	}

	.kz-history-text {
		padding: 34px 30px;
	}
}

@media only screen and (max-width: 768px) {
	.kz-anniversary-hero {
		min-height: 92svh;
		padding: 120px 22px 80px;
	}

	.kz-anniversary-hero::before,
	.kz-anniversary-hero::after {
		width: 15vw;
		height: 55vh;
		border-width: 7px;
	}

	.kz-anniversary-hero__title strong {
		font-size: clamp(5.3rem, 25vw, 8.5rem);
	}

	.kz-anniversary-hero__copy {
		margin-top: 38px;
		font-size: 1.25rem;
	}

	.kz-anniversary-greeting {
		padding: 110px 0 130px;
	}

	.kz-history-layout {
		display: block;
		width: min(100% - 32px, 720px);
	}

	.kz-history-nav {
		position: sticky;
		top: 0;
		z-index: 30;
		flex-direction: row;
		gap: 0;
		justify-content: space-between;
		margin: 0 -16px;
		padding: 12px 16px;
		overflow-x: auto;
		background: rgba(240, 238, 226, 0.90);
		border-top: 1px solid rgba(61, 42, 29, 0.08);
		border-bottom: 1px solid rgba(61, 42, 29, 0.08);
		backdrop-filter: blur(12px);
	}

	.admin-bar .kz-history-nav {
		top: 46px;
	}

	.kz-history-nav::before {
		display: none;
	}

	.kz-history-nav a {
		flex: 0 0 auto;
		gap: 7px;
		padding: 5px 10px;
		font-size: 0.72rem;
	}

	.kz-history-nav a.is-active {
		transform: none;
	}

	.kz-history-nav__dot {
		width: 8px;
		height: 8px;
		border-width: 2px;
	}

	.kz-history-section,
	.kz-history-section:nth-child(even) {
		align-items: stretch;
		min-height: auto;
		padding: 110px 0;
	}

	.kz-history-section:nth-child(even) .kz-history-year,
	.kz-history-section:nth-child(even) .kz-history-title {
		text-align: left;
	}

	.kz-history-section:nth-child(even) .kz-history-title::after {
		margin-left: 0;
	}

	.kz-history-year {
		font-size: clamp(4.8rem, 24vw, 8rem);
	}

	.kz-history-title {
		margin-bottom: 35px;
		font-size: clamp(2rem, 8vw, 3rem);
	}

	.kz-history-text {
		padding: 28px 24px;
	}

	.kz-anniversary-product {
		padding: 120px 0;
	}

	.kz-anniversary-future {
		padding: 120px 0 130px;
	}
}

@media only screen and (max-width: 481px) {
	.kz-anniversary-container {
		width: min(100% - 28px, 960px);
	}

	.kz-anniversary-hero::before {
		left: -3vw;
	}

	.kz-anniversary-hero::after {
		right: -3vw;
	}

	.kz-anniversary-hero__sub {
		margin-bottom: 22px;
		font-size: 0.72rem;
	}

	.kz-anniversary-hero__title span {
		font-size: 1.55rem;
	}

	.kz-anniversary-hero__copy {
		font-size: 1.08rem;
		line-height: 1.9;
	}

	.kz-anniversary-greeting h2,
	.kz-anniversary-product h2,
	.kz-anniversary-future h2 {
		margin-bottom: 36px;
		font-size: 2rem;
	}

	.kz-anniversary-text p,
	.kz-history-text p {
		line-height: 2.05;
	}

	.kz-history-section {
		padding: 90px 0;
	}

	.kz-history-text {
		padding: 24px 20px;
	}

	.kz-anniversary-product__placeholder {
		width: min(78vw, 360px);
	}

	.kz-anniversary-product__placeholder span {
		margin-top: -26%;
	}
}

@media (prefers-reduced-motion: reduce) {
	.kz-history-background,
	.kz-history-nav a,
	.kz-history-nav__dot {
		transition-duration: 0.01ms !important;
	}
}