/**
 * カーテン型ナビゲーションメニュー
 *
 * @package Mouton
 */

:root {
	--nav-curtain-accent: #232345;
	--nav-curtain-accent-hover: #16162e;
	--nav-curtain-accent-light: #eceae4;
	--nav-curtain-gold: #c5a880;
	--nav-curtain-text: #0f172a;
	--nav-curtain-sub: #64748b;
	--nav-curtain-border: #e2e8f0;
	--nav-curtain-shadow: rgba(35, 35, 69, 0.14);
	--nav-curtain-btn-top: clamp(1.65rem, 4.5vh, 2.35rem);
	--nav-curtain-btn-right: clamp(1.5rem, 3.2vw, 2.4rem);
	--nav-curtain-duration: 0.6s;
	--nav-curtain-ease: cubic-bezier(0.16, 1, 0.3, 1);
}

body.menu-open,
html.menu-open {
	overflow: hidden;
	overscroll-behavior: none;
}

body.menu-open {
	position: fixed;
	width: 100%;
	left: 0;
	right: 0;
}

body.menu-closing {
	overflow: hidden;
	overscroll-behavior: none;
}

body.menu-closing .nav-modal--curtain {
	visibility: visible;
	pointer-events: auto;
}

/* ─── ハンバーガーボタン（main.css ベース） ─── */
body.menu-open .menu-toggle {
	visibility: hidden;
	opacity: 0;
	pointer-events: none;
}

/* ─── オーバーレイ ─── */
.nav-modal--curtain {
	z-index: 1300;
}

.nav-modal--curtain .nav-modal__backdrop {
	position: relative;
	display: grid;
	grid-template-rows: minmax(0, 1fr);
	grid-template-columns: 1fr 1fr;
	align-items: stretch;
	overflow: hidden;
	min-height: 0;
	height: 100%;
	max-height: 100vh;
	background: transparent;
	opacity: 0;
	transition: opacity 0.4s ease;
}

.nav-modal--curtain .nav-modal__backdrop::before {
	content: "";
	position: absolute;
	inset: 0;
	z-index: 0;
	background: rgba(255, 255, 255, 0.45);
	backdrop-filter: blur(12px);
	-webkit-backdrop-filter: blur(12px);
	pointer-events: none;
}

body.menu-open .nav-modal--curtain .nav-modal__backdrop {
	opacity: 1;
}

.nav-modal--curtain .nav-modal__inner {
	position: static;
	display: contents;
	width: auto;
	max-width: none;
	height: auto;
	padding: 0;
	gap: 0;
	overflow: visible;
}

.nav-modal--curtain .nav-bento {
	display: contents;
}

/* ─── パネル：外側＝アニメ、内側＝スクロール ─── */
.nav-curtain__panel {
	position: relative;
	z-index: 1;
	grid-row: 1;
	flex: none;
	width: auto;
	max-width: none;
	height: 100%;
	max-height: none;
	min-height: 0;
	min-width: 0;
	overflow: hidden;
	padding: 0;
	transition: transform var(--nav-curtain-duration) var(--nav-curtain-ease);
}

.nav-curtain__panel--left {
	grid-column: 1;
}

.nav-curtain__panel--right {
	grid-column: 2;
}

.nav-curtain__panel-scroll {
	position: relative;
	z-index: 1;
	height: 100%;
	min-height: 0;
	overflow-x: hidden;
	overflow-y: auto;
	overscroll-behavior: contain;
	-webkit-overflow-scrolling: touch;
	touch-action: pan-y;
	padding: clamp(52px, 7vh, 76px) clamp(32px, 5vw, 80px) 80px;
}

.nav-curtain__panel-scroll > .nav-curtain__section-title:first-child {
	margin-top: -0.35rem;
}

.nav-curtain__panel--left {
	background: #f8fafc;
	box-shadow: inset -10px 0 30px rgba(0, 0, 0, 0.02);
	transform: translateX(-100%);
}

.nav-curtain__panel--right {
	background: #ffffff;
	transform: translateX(100%);
}

body.menu-open .nav-curtain__panel--left,
body.menu-open .nav-curtain__panel--right {
	transform: translateX(0);
}

body.menu-open .nav-curtain__panel--settled.nav-curtain__panel--left,
body.menu-open .nav-curtain__panel--settled.nav-curtain__panel--right {
	transform: none;
	transition: none;
}

body.menu-closing .nav-curtain__panel--left,
body.menu-closing .nav-curtain__panel--right {
	transform: translateX(-100%);
}

body.menu-closing .nav-curtain__panel--right {
	transform: translateX(100%);
}

/* ─── セクション見出し ─── */
.nav-curtain__section-title {
	display: flex;
	align-items: center;
	gap: 12px;
	margin: 0 0 24px;
	color: var(--nav-curtain-accent);
	font-family: "Plus Jakarta Sans", "Noto Sans JP", sans-serif;
	font-size: 13px;
	font-weight: 900;
	letter-spacing: 0.15em;
	text-transform: uppercase;
}

.nav-curtain__section-title::after {
	content: "";
	flex: 1;
	height: 2px;
	border-radius: 2px;
	background: var(--nav-curtain-accent-light);
}

.nav-curtain__panel--right .nav-curtain__section-title:not(:first-child) {
	margin-top: 8px;
}

.nav-curtain__section-title--sub {
	margin-top: 1.5rem;
	font-size: 11px;
	letter-spacing: 0.12em;
	opacity: 0.85;
}

.nav-curtain__subsection-title {
	margin: 0 0 10px;
	padding-top: 0.35rem;
	color: var(--nav-curtain-sub);
	font-family: "Plus Jakarta Sans", "Noto Sans JP", sans-serif;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: 0.1em;
	text-transform: uppercase;
}

.nav-curtain__subsection-title:not(:first-of-type) {
	margin-top: 1.25rem;
	padding-top: 0;
	border-top: none;
}

/* ─── ストア・サービス（項目） ─── */
.nav-curtain__channel-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 10px;
	margin-bottom: 1.25rem;
}

.nav-curtain__channel-card {
	display: flex;
	flex-direction: column;
	gap: 5px;
	padding: 16px 18px;
	border-radius: 10px;
	background: #ffffff;
	color: inherit;
	text-decoration: none;
	opacity: 0;
	transform: translateY(12px);
	transition:
		background 0.25s ease,
		transform 0.25s ease;
}

body.menu-open .nav-curtain__channel-card {
	animation: nav-curtain-pop-up 0.45s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

body.menu-open .nav-curtain__channel-grid .nav-curtain__channel-card:nth-child(1) { animation-delay: 0.1s; }
body.menu-open .nav-curtain__channel-grid .nav-curtain__channel-card:nth-child(2) { animation-delay: 0.15s; }

.nav-curtain__channel-card-label {
	font-family: "Plus Jakarta Sans", "Noto Sans JP", sans-serif;
	font-size: clamp(0.95rem, 2.2vw, 1rem);
	font-weight: 800;
	line-height: 1.35;
	color: var(--nav-curtain-text);
}

.nav-curtain__channel-card-desc {
	font-family: "Plus Jakarta Sans", "Noto Sans JP", sans-serif;
	font-size: 12px;
	font-weight: 600;
	line-height: 1.4;
	color: var(--nav-curtain-sub);
}

.nav-curtain__channel-card:hover,
.nav-curtain__channel-card:focus-visible {
	background: #f1f5f9;
	transform: translateY(-2px);
}

.nav-curtain__channel-card:hover .nav-curtain__channel-card-label,
.nav-curtain__channel-card:focus-visible .nav-curtain__channel-card-label {
	color: var(--nav-curtain-accent);
}

/* ─── 商品（売れ筋） ─── */
.nav-curtain__product-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 12px;
	margin-bottom: 1rem;
}

.nav-curtain__product-card {
	display: flex;
	flex-direction: column;
	gap: 6px;
	padding: 18px 16px;
	border-radius: 12px;
	background: var(--nav-curtain-accent);
	color: inherit;
	text-decoration: none;
	opacity: 0;
	transform: translateY(16px) scale(0.98);
	transition:
		background 0.25s ease,
		transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1),
		box-shadow 0.25s ease;
}

body.menu-open .nav-curtain__product-card {
	animation: nav-curtain-pop-card 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

body.menu-open .nav-curtain__product-grid .nav-curtain__product-card:nth-child(1) { animation-delay: 0.2s; }
body.menu-open .nav-curtain__product-grid .nav-curtain__product-card:nth-child(2) { animation-delay: 0.28s; }

.nav-curtain__product-card-label {
	font-family: "Plus Jakarta Sans", "Noto Sans JP", sans-serif;
	font-size: clamp(1.05rem, 2.4vw, 1.125rem);
	font-weight: 800;
	line-height: 1.3;
	color: #ffffff;
}

.nav-curtain__product-card-desc {
	font-family: "Plus Jakarta Sans", "Noto Sans JP", sans-serif;
	font-size: 11px;
	font-weight: 600;
	line-height: 1.4;
	color: rgba(255, 255, 255, 0.88);
}

.nav-curtain__product-card:hover,
.nav-curtain__product-card:focus-visible {
	background: var(--nav-curtain-accent-hover);
	transform: translateY(-4px) scale(1.01);
	box-shadow: 0 10px 20px rgba(22, 22, 46, 0.2);
}

/* ─── メニューリスト ─── */
.nav-curtain__menu-list {
	display: flex;
	flex-direction: column;
	gap: 8px;
	padding-bottom: 120px;
}

.nav-curtain__menu-list--compact {
	gap: 2px;
	padding-bottom: 120px;
	margin-bottom: 0;
	margin-top: 0.25rem;
	padding-top: 0.5rem;
	border-top: 1px solid var(--nav-curtain-border);
}

.nav-curtain__menu-list--primary {
	padding-bottom: 0.75rem;
	margin-bottom: 0.25rem;
}

.nav-curtain__menu-list--sub {
	padding-bottom: 120px;
	gap: 6px;
}

.nav-curtain__menu-item {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 16px 24px;
	border: 2px solid transparent;
	border-radius: 12px;
	background: transparent;
	color: inherit;
	text-decoration: none;
	opacity: 0;
	transform: translateY(20px);
	transition:
		background 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
		border-color 0.3s ease,
		transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
		box-shadow 0.3s ease,
		color 0.2s ease;
}

body.menu-open .nav-curtain__menu-item {
	animation: nav-curtain-pop-up 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

body.menu-open .nav-curtain__menu-item:nth-child(1) { animation-delay: 0.1s; }
body.menu-open .nav-curtain__menu-item:nth-child(2) { animation-delay: 0.15s; }
body.menu-open .nav-curtain__menu-item:nth-child(3) { animation-delay: 0.2s; }
body.menu-open .nav-curtain__menu-item:nth-child(4) { animation-delay: 0.25s; }
body.menu-open .nav-curtain__menu-item:nth-child(5) { animation-delay: 0.3s; }
body.menu-open .nav-curtain__menu-item:nth-child(6) { animation-delay: 0.35s; }
body.menu-open .nav-curtain__menu-item:nth-child(7) { animation-delay: 0.4s; }

.nav-curtain__menu-item--compact {
	padding: 5px 8px;
	border: 1px solid transparent;
	border-radius: 6px;
}

.nav-curtain__menu-item--sub {
	padding: 10px 16px;
}

.nav-curtain__menu-item--sub span {
	font-size: 14px;
	font-weight: 700;
}

.nav-curtain__menu-item--sub small {
	font-size: 11px;
}

.nav-curtain__menu-item--sub:hover,
.nav-curtain__menu-item--sub:focus-visible {
	transform: scale(1.01) translateX(4px);
	box-shadow: 2px 2px 0 var(--nav-curtain-accent-light);
}

.nav-curtain__menu-item span {
	font-family: "Plus Jakarta Sans", "Noto Sans JP", sans-serif;
	font-size: 20px;
	font-weight: 800;
	color: var(--nav-curtain-text);
	transition: color 0.2s ease;
}

.nav-curtain__menu-item small {
	font-family: "Plus Jakarta Sans", "Noto Sans JP", sans-serif;
	font-size: 13px;
	font-weight: 700;
	color: var(--nav-curtain-sub);
	transition: color 0.2s ease;
}

.nav-curtain__menu-item:hover,
.nav-curtain__menu-item:focus-visible {
	border-color: var(--nav-curtain-accent);
	background: #ffffff;
	transform: scale(1.02) translateX(8px);
	box-shadow: 4px 4px 0 var(--nav-curtain-accent-light);
}

.nav-curtain__menu-item:hover span,
.nav-curtain__menu-item:hover small,
.nav-curtain__menu-item:focus-visible span,
.nav-curtain__menu-item:focus-visible small {
	color: var(--nav-curtain-accent);
}

/* compact は一般 menu-item より後に置き、詳細度で上書きを防ぐ */
.nav-curtain__menu-list--compact .nav-curtain__menu-item--compact span {
	font-size: 12px;
	font-weight: 600;
	color: color-mix(in srgb, var(--nav-curtain-sub) 82%, var(--nav-curtain-text));
}

.nav-curtain__menu-list--compact .nav-curtain__menu-item--compact small {
	font-size: 10px;
	font-weight: 500;
	color: color-mix(in srgb, var(--nav-curtain-sub) 72%, transparent);
}

.nav-curtain__menu-list--compact .nav-curtain__menu-item--compact:hover,
.nav-curtain__menu-list--compact .nav-curtain__menu-item--compact:focus-visible {
	border-color: var(--nav-curtain-border);
	background: rgba(255, 255, 255, 0.65);
	transform: none;
	box-shadow: none;
}

.nav-curtain__menu-list--compact .nav-curtain__menu-item--compact:hover span,
.nav-curtain__menu-list--compact .nav-curtain__menu-item--compact:focus-visible span {
	color: var(--nav-curtain-accent);
}

/* ─── Featured ─── */
.nav-curtain__featured-grid--online {
	margin-bottom: 16px;
}

.nav-curtain__featured-card--span-full {
	grid-column: 1 / -1;
}

.nav-curtain__featured-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 16px;
	margin-bottom: 32px;
	align-items: stretch;
}

.nav-curtain__featured-card {
	display: flex;
	flex-direction: column;
	justify-content: center;
	min-height: 5.5rem;
	padding: 24px;
	border: 2px solid var(--nav-curtain-accent);
	border-radius: 16px;
	background: var(--nav-curtain-accent);
	box-shadow: 0 8px 24px var(--nav-curtain-shadow);
	color: inherit;
	text-decoration: none;
	opacity: 0;
	transform: translateY(20px) scale(0.95);
	transition:
		background 0.3s ease,
		border-color 0.3s ease,
		transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
		box-shadow 0.3s ease;
}

body.menu-open .nav-curtain__featured-card {
	animation: nav-curtain-pop-card 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

body.menu-open .nav-curtain__featured-grid .nav-curtain__featured-card:nth-child(1) { animation-delay: 0.1s; }
body.menu-open .nav-curtain__featured-grid .nav-curtain__featured-card:nth-child(2) { animation-delay: 0.2s; }
body.menu-open .nav-curtain__featured-grid .nav-curtain__featured-card:nth-child(3) { animation-delay: 0.3s; }

body.menu-open .nav-curtain__featured-grid--single .nav-curtain__featured-card {
	animation-delay: 0.4s;
}

.nav-curtain__featured-card div {
	margin-bottom: 6px;
	color: #ffffff;
	font-family: "Plus Jakarta Sans", "Noto Sans JP", sans-serif;
	font-size: 18px;
	font-weight: 900;
	letter-spacing: 0.02em;
}

.nav-curtain__featured-card small {
	color: rgba(255, 255, 255, 0.9);
	font-family: "Plus Jakarta Sans", "Noto Sans JP", sans-serif;
	font-size: 13px;
	font-weight: 700;
}

.nav-curtain__featured-card:hover,
.nav-curtain__featured-card:focus-visible {
	border-color: var(--nav-curtain-accent-hover);
	background: var(--nav-curtain-accent-hover);
	transform: translateY(-6px) scale(1.02);
	box-shadow: 0 16px 32px rgba(22, 22, 46, 0.28);
}

.nav-curtain__featured-grid--events .nav-curtain__featured-card div {
	font-size: clamp(0.95rem, 2.2vw, 1.05rem);
	line-height: 1.35;
}

.nav-curtain__featured-card--balanced {
	min-height: 6.85rem;
}

.nav-curtain__featured-card--balanced div {
	font-size: clamp(0.95rem, 2.2vw, 1.05rem);
	line-height: 1.35;
}

.nav-curtain__featured-grid--single {
	grid-template-columns: 1fr;
	margin-bottom: 1.5rem;
}

.nav-curtain__featured-card--watermark,
.nav-curtain__featured-card--themed {
	position: relative;
	overflow: hidden;
	isolation: isolate;
}

.nav-curtain__featured-card--watermark::before,
.nav-curtain__featured-card--themed:not(.nav-curtain__featured-card--sengoku)::before {
	content: "";
	position: absolute;
	inset: 0;
	z-index: 0;
	background-image: var(--nav-card-watermark);
	background-repeat: no-repeat;
	background-position: right 6% center;
	background-size: auto 72%;
	opacity: 0.2;
	pointer-events: none;
	transition: opacity 0.3s ease;
}

.nav-curtain__featured-card--watermark > div,
.nav-curtain__featured-card--watermark > small,
.nav-curtain__featured-card--themed > div,
.nav-curtain__featured-card--themed > small {
	position: relative;
	z-index: 1;
}

.nav-curtain__featured-card--watermark:hover::before,
.nav-curtain__featured-card--watermark:focus-visible::before {
	opacity: 0.28;
}

/* XYZ — 黒＋金（商品 LP トーン）＋実画像 */
.nav-curtain__featured-card--xyz {
	background: #080808;
	border-color: rgba(201, 184, 150, 0.28);
	box-shadow: 0 8px 24px rgba(0, 0, 0, 0.38);
	padding-right: 38%;
}

.nav-curtain__featured-card--xyz div {
	color: #f2f2f2;
}

.nav-curtain__featured-card--xyz small {
	color: #c9b896;
}

/* CSS 透かしは使わず <img> で通常表示 */
.nav-curtain__featured-card--xyz::before {
	content: none;
	display: none;
}

.nav-curtain__featured-card-media {
	position: absolute;
	right: 5%;
	top: 50%;
	z-index: 0;
	height: auto;
	max-height: 88%;
	width: auto;
	max-width: 44%;
	transform: translateY(-50%);
	object-fit: contain;
	object-position: center right;
	pointer-events: none;
	user-select: none;
}

.nav-curtain__featured-card--xyz .nav-curtain__featured-card-media {
	filter: brightness(1.18);
}

.nav-curtain__featured-card--xyz:hover,
.nav-curtain__featured-card--xyz:focus-visible {
	background: #121212;
	border-color: rgba(201, 184, 150, 0.45);
	box-shadow: 0 14px 32px rgba(0, 0, 0, 0.45);
}

.nav-curtain__featured-card--xyz:hover .nav-curtain__featured-card-media,
.nav-curtain__featured-card--xyz:focus-visible .nav-curtain__featured-card-media {
	filter: brightness(1.18);
}

/* Sengoku — About 和紙＋紐本体 */
.nav-curtain__featured-card--sengoku {
	background-color: #f3efe6;
	border-color: rgba(10, 10, 10, 0.18);
	box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.nav-curtain__featured-card--sengoku div {
	color: #0a0a0a;
}

.nav-curtain__featured-card--sengoku small {
	color: rgba(10, 10, 10, 0.72);
}

.nav-curtain__featured-card--sengoku::before {
	content: "";
	position: absolute;
	inset: 0;
	z-index: 0;
	background-image: url('../images/sengoku-ligature/washi_bg_1.webp');
	background-size: cover;
	background-position: center top;
	background-repeat: no-repeat;
	opacity: 1;
	pointer-events: none;
}

.nav-curtain__featured-card--sengoku::after {
	content: "";
	position: absolute;
	inset: 0;
	z-index: 0;
	background-image: var(--nav-card-watermark);
	background-repeat: no-repeat;
	background-position: right 8% center;
	background-size: auto 72%;
	opacity: 0.92;
	pointer-events: none;
	transition: opacity 0.3s ease;
}

.nav-curtain__featured-card--sengoku:hover,
.nav-curtain__featured-card--sengoku:focus-visible {
	background-color: #f8f5ef;
	border-color: rgba(10, 10, 10, 0.28);
	box-shadow: 0 12px 24px rgba(0, 0, 0, 0.14);
}

.nav-curtain__featured-card--sengoku:hover::after,
.nav-curtain__featured-card--sengoku:focus-visible::after {
	opacity: 1;
}

/* Mark VI — トップ Mejiro セクション */
.nav-curtain__featured-card--markvi {
	background: #f0f4fa;
	border-color: rgba(26, 43, 72, 0.14);
	box-shadow: 0 8px 24px rgba(26, 43, 72, 0.1);
}

.nav-curtain__featured-card--markvi div {
	color: #1a2b48;
}

.nav-curtain__featured-card--markvi small {
	color: rgba(26, 43, 72, 0.72);
}

.nav-curtain__featured-card--markvi::before {
	opacity: 0.72;
	background-size: cover;
	background-position: center 35%;
}

.nav-curtain__featured-card--markvi::after {
	content: "";
	position: absolute;
	inset: 0;
	z-index: 0;
	background: linear-gradient(
		105deg,
		rgba(240, 244, 250, 0.92) 0%,
		rgba(240, 244, 250, 0.78) 42%,
		rgba(240, 244, 250, 0.45) 100%
	);
	pointer-events: none;
	transition: opacity 0.3s ease;
}

.nav-curtain__featured-card--markvi:hover,
.nav-curtain__featured-card--markvi:focus-visible {
	background: #f8fafc;
	border-color: rgba(26, 43, 72, 0.22);
	box-shadow: 0 14px 32px rgba(26, 43, 72, 0.14);
}

.nav-curtain__featured-card--markvi:hover::after,
.nav-curtain__featured-card--markvi:focus-visible::after {
	opacity: 0.82;
}

/* ─── その他リンク / マイナーリンク ─── */
.nav-curtain__more-link {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	margin-bottom: 1.25rem;
	padding: 14px 18px;
	border: 2px solid var(--nav-curtain-border);
	border-radius: 12px;
	background: #f8fafc;
	color: var(--nav-curtain-text);
	font-family: "Plus Jakarta Sans", "Noto Sans JP", sans-serif;
	font-size: 15px;
	font-weight: 800;
	text-decoration: none;
	opacity: 0;
	transform: translateY(20px);
	transition:
		background 0.3s ease,
		border-color 0.3s ease,
		transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
		box-shadow 0.3s ease,
		color 0.2s ease;
}

body.menu-open .nav-curtain__more-link {
	animation: nav-curtain-pop-up 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
	animation-delay: 0.35s;
}

.nav-curtain__more-link-arrow {
	flex-shrink: 0;
	font-size: 1.1rem;
	font-weight: 900;
	color: var(--nav-curtain-accent);
}

.nav-curtain__more-link:hover,
.nav-curtain__more-link:focus-visible {
	border-color: var(--nav-curtain-accent);
	background: #ffffff;
	color: var(--nav-curtain-accent);
	transform: translateY(-2px);
	box-shadow: 0 8px 16px var(--nav-curtain-shadow);
}

.nav-curtain__minor-link {
	display: inline-flex;
	align-items: baseline;
	gap: 0.5rem;
	margin-bottom: 1.5rem;
	padding: 0 0.25rem;
	color: var(--nav-curtain-sub);
	font-family: "Plus Jakarta Sans", "Noto Sans JP", sans-serif;
	font-size: 13px;
	font-weight: 700;
	text-decoration: none;
	opacity: 0;
	transform: translateY(12px);
	transition: color 0.2s ease, transform 0.2s ease;
}

body.menu-open .nav-curtain__minor-link {
	animation: nav-curtain-pop-up 0.45s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
	animation-delay: 0.45s;
}

.nav-curtain__minor-link small {
	font-size: 11px;
	font-weight: 600;
}

.nav-curtain__minor-link:hover,
.nav-curtain__minor-link:focus-visible {
	color: var(--nav-curtain-accent);
	transform: translateX(4px);
}

/* ─── Events cards（レガシー互換） ─── */
.nav-curtain__cards-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 12px;
	margin-bottom: 32px;
}

.nav-curtain__card {
	padding: 14px 18px;
	border: 2px solid transparent;
	border-radius: 12px;
	background: #f8fafc;
	color: inherit;
	text-decoration: none;
	opacity: 0;
	transform: translateY(20px) scale(0.95);
	transition:
		background 0.3s ease,
		border-color 0.3s ease,
		transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
		box-shadow 0.3s ease;
}

body.menu-open .nav-curtain__card {
	animation: nav-curtain-pop-card 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

body.menu-open .nav-curtain__cards-grid .nav-curtain__card:nth-child(1) { animation-delay: 0.2s; }
body.menu-open .nav-curtain__cards-grid .nav-curtain__card:nth-child(2) { animation-delay: 0.25s; }
body.menu-open .nav-curtain__cards-grid .nav-curtain__card:nth-child(3) { animation-delay: 0.3s; }
body.menu-open .nav-curtain__cards-grid .nav-curtain__card:nth-child(4) { animation-delay: 0.35s; }
body.menu-open .nav-curtain__cards-grid .nav-curtain__card:nth-child(5) { animation-delay: 0.4s; }
body.menu-open .nav-curtain__cards-grid .nav-curtain__card:nth-child(6) { animation-delay: 0.45s; }
body.menu-open .nav-curtain__cards-grid .nav-curtain__card:nth-child(7) { animation-delay: 0.5s; }
body.menu-open .nav-curtain__cards-grid .nav-curtain__card:nth-child(8) { animation-delay: 0.55s; }

.nav-curtain__card div {
	margin-bottom: 4px;
	color: var(--nav-curtain-text);
	font-family: "Plus Jakarta Sans", "Noto Sans JP", sans-serif;
	font-size: 15px;
	font-weight: 800;
	line-height: 1.35;
	transition: color 0.2s ease;
}

.nav-curtain__card small {
	color: var(--nav-curtain-sub);
	font-family: "Plus Jakarta Sans", "Noto Sans JP", sans-serif;
	font-size: 11px;
	font-weight: 700;
}

.nav-curtain__card:hover,
.nav-curtain__card:focus-visible {
	border-color: var(--nav-curtain-accent);
	background: #ffffff;
	transform: translateY(-4px) scale(1.02);
	box-shadow: 0 8px 16px var(--nav-curtain-shadow);
}

.nav-curtain__card:hover div,
.nav-curtain__card:focus-visible div {
	color: var(--nav-curtain-accent);
}

/* ─── Action buttons ─── */
.nav-curtain__action-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 16px;
	margin-bottom: 32px;
}

.nav-curtain__action-grid--single {
	grid-template-columns: 1fr;
}

.nav-curtain__action-btn {
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	padding: 20px;
	border-radius: 12px;
	color: inherit;
	text-align: center;
	text-decoration: none;
	opacity: 0;
	transform: translateY(20px);
	transition:
		background 0.3s ease,
		border-color 0.3s ease,
		transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
		box-shadow 0.3s ease,
		color 0.2s ease;
}

body.menu-open .nav-curtain__panel-scroll .nav-curtain__action-grid .nav-curtain__action-btn {
	animation: nav-curtain-pop-up 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

body.menu-open .nav-curtain__action-grid--single .nav-curtain__action-btn { animation-delay: 0.55s; }

.nav-curtain__action-btn div {
	font-family: "Plus Jakarta Sans", "Noto Sans JP", sans-serif;
	font-size: 16px;
	font-weight: 800;
	transition: color 0.2s ease;
}

.nav-curtain__action-btn small {
	margin-top: 4px;
	font-family: "Plus Jakarta Sans", "Noto Sans JP", sans-serif;
	font-size: 11px;
	font-weight: 700;
	transition: color 0.2s ease;
}

.nav-curtain__action-btn--secondary {
	border: 2px solid var(--nav-curtain-border);
	background: #f8fafc;
}

.nav-curtain__action-btn--secondary div {
	color: var(--nav-curtain-text);
}

.nav-curtain__action-btn--secondary small {
	color: var(--nav-curtain-sub);
}

.nav-curtain__action-btn--secondary:hover,
.nav-curtain__action-btn--secondary:focus-visible {
	border-color: var(--nav-curtain-accent);
	background: #ffffff;
	transform: translateY(-4px);
	box-shadow: 0 8px 20px var(--nav-curtain-shadow);
}

.nav-curtain__action-btn--outline {
	border: 2px solid var(--nav-curtain-accent);
	background: transparent;
	box-shadow: 0 4px 12px var(--nav-curtain-shadow);
}

.nav-curtain__action-btn--outline div,
.nav-curtain__action-btn--outline small {
	color: var(--nav-curtain-accent);
}

.nav-curtain__action-btn--outline:hover,
.nav-curtain__action-btn--outline:focus-visible {
	background: var(--nav-curtain-accent);
	transform: translateY(-4px);
	box-shadow: 0 12px 24px rgba(22, 22, 46, 0.28);
}

.nav-curtain__action-btn--outline:hover div,
.nav-curtain__action-btn--outline:hover small,
.nav-curtain__action-btn--outline:focus-visible div,
.nav-curtain__action-btn--outline:focus-visible small {
	color: #ffffff;
}

.nav-curtain__action-btn--primary {
	border: 2px solid var(--nav-curtain-accent);
	background: var(--nav-curtain-accent);
	box-shadow: 0 8px 20px var(--nav-curtain-shadow);
}

.nav-curtain__action-btn--primary div {
	color: #ffffff;
}

.nav-curtain__action-btn--primary small {
	color: rgba(255, 255, 255, 0.9);
}

.nav-curtain__action-btn--primary:hover,
.nav-curtain__action-btn--primary:focus-visible {
	border-color: var(--nav-curtain-accent-hover);
	background: var(--nav-curtain-accent-hover);
	transform: translateY(-4px);
	box-shadow: 0 12px 24px rgba(22, 22, 46, 0.28);
}

/* ─── マスコット（左パネル内・文字より下のレイヤー） ─── */
.nav-curtain__mascot {
	position: absolute;
	bottom: 0;
	left: 0;
	z-index: 0;
	pointer-events: none;
	opacity: 0;
	transform: translateY(100px) rotate(-5deg);
	transition:
		opacity 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 0.2s,
		transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 0.2s;
}

body.menu-open .nav-curtain__mascot {
	opacity: 1;
	transform: translateY(0) rotate(0deg);
}

body.menu-closing .nav-curtain__mascot {
	opacity: 0;
	transform: translateY(80px) rotate(-3deg);
	transition-delay: 0s;
}

.nav-curtain__mascot-img {
	display: block;
	width: auto;
	height: clamp(220px, 42vh, 440px);
	min-height: 220px;
	opacity: 0.4;
}

/* ─── 閉じるボタン ─── */
.nav-modal--curtain .nav-modal__close {
	position: fixed;
	top: 32px;
	right: 40px;
	z-index: 1410;
	display: flex;
	align-items: center;
	justify-content: center;
	width: 48px;
	height: 48px;
	border: 2px solid var(--nav-curtain-border);
	border-radius: 50%;
	background: #ffffff;
	color: var(--nav-curtain-text);
	font-size: 24px;
	font-weight: 700;
	line-height: 1;
	opacity: 0;
	visibility: hidden;
	transition:
		opacity 0.25s ease,
		visibility 0.25s ease,
		background 0.3s ease,
		border-color 0.3s ease,
		color 0.3s ease,
		transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

body.menu-open .nav-modal--curtain .nav-modal__close {
	opacity: 1;
	visibility: visible;
}

.nav-modal--curtain .nav-modal__close:hover,
.nav-modal--curtain .nav-modal__close:focus-visible {
	border-color: var(--nav-curtain-accent);
	background: var(--nav-curtain-accent);
	color: #ffffff;
	transform: rotate(90deg) scale(1.1);
	box-shadow: 0 8px 16px var(--nav-curtain-shadow);
}

@keyframes nav-curtain-pop-up {
	0% { opacity: 0; transform: translateY(20px); }
	100% { opacity: 1; transform: translateY(0); }
}

@keyframes nav-curtain-pop-card {
	0% { opacity: 0; transform: translateY(20px) scale(0.95); }
	100% { opacity: 1; transform: translateY(0) scale(1); }
}

@media (max-width: 960px) {
	/*
	 * SP: 入れ子スクロールを完全排除。
	 * スクロールは backdrop のみ。各 panel / panel-scroll は高さ・overflow を持たない。
	 */
	.nav-modal--curtain .nav-modal__backdrop {
		display: flex;
		flex-direction: column;
		align-items: stretch;
		justify-content: flex-start;
		align-content: flex-start;
		grid-template-rows: none;
		grid-template-columns: none;
		overflow-x: hidden !important;
		overflow-y: auto !important;
		overscroll-behavior: contain;
		-webkit-overflow-scrolling: touch;
		touch-action: pan-y;
		height: 100%;
		max-height: 100vh;
		max-height: 100dvh;
	}

	.nav-curtain__panel {
		flex: 0 0 auto !important;
		width: 100% !important;
		max-width: 100% !important;
		height: auto !important;
		max-height: none !important;
		min-height: 0 !important;
		overflow: visible !important;
	}

	.nav-curtain__panel--left {
		grid-column: auto;
		grid-row: auto;
		order: 1;
	}

	.nav-curtain__panel--right {
		grid-column: auto;
		grid-row: auto;
		order: 2;
		border-top: 1px solid var(--nav-curtain-border);
	}

	.nav-curtain__panel-scroll {
		position: relative;
		flex: none !important;
		height: auto !important;
		max-height: none !important;
		min-height: 0 !important;
		overflow: visible !important;
		overscroll-behavior: auto;
		touch-action: manipulation;
		padding: calc(var(--header-height, 4rem) + 0.75rem) clamp(1rem, 4.5vw, 1.5rem)
			clamp(1.75rem, 5vh, 2.5rem);
	}

	.nav-curtain__panel--right .nav-curtain__panel-scroll {
		padding-top: 1.25rem;
	}

	.nav-curtain__panel--left,
	.nav-curtain__panel--right {
		transform: translateY(-100%);
	}

	body.menu-open .nav-curtain__panel--left,
	body.menu-open .nav-curtain__panel--right {
		transform: translateY(0);
	}

	body.menu-open .nav-curtain__panel--settled.nav-curtain__panel--left,
	body.menu-open .nav-curtain__panel--settled.nav-curtain__panel--right {
		transform: none;
	}

	body.menu-closing .nav-curtain__panel--left,
	body.menu-closing .nav-curtain__panel--right {
		transform: translateY(-100%);
	}

	/* マスコットは高さを食うので SP では非表示 */
	.nav-curtain__mascot {
		display: none !important;
	}

	/* カードを密にして縦を節約（2列維持） */
	.nav-curtain__featured-grid,
	.nav-curtain__featured-grid--events,
	.nav-curtain__channel-grid,
	.nav-curtain__product-grid {
		grid-template-columns: 1fr 1fr;
		gap: 0.65rem;
		margin-bottom: 1rem;
	}

	.nav-curtain__featured-grid--online {
		margin-bottom: 0.85rem;
	}

	.nav-curtain__featured-card,
	.nav-curtain__product-card,
	.nav-curtain__channel-card {
		min-height: 3.5rem;
		padding: 0.85rem 0.9rem;
		border-radius: 12px;
	}

	.nav-curtain__featured-card div,
	.nav-curtain__product-card-label {
		font-size: 0.9375rem;
		line-height: 1.35;
	}

	.nav-curtain__featured-card small,
	.nav-curtain__product-card-desc,
	.nav-curtain__channel-card-desc {
		font-size: 0.6875rem;
		line-height: 1.4;
	}

	.nav-curtain__section-title {
		margin: 0 0 0.65rem;
		font-size: 0.8125rem;
	}

	.nav-curtain__subsection-title {
		margin: 0.35rem 0 0.5rem;
		font-size: 0.75rem;
	}

	.nav-curtain__menu-list,
	.nav-curtain__menu-list--sub,
	.nav-curtain__menu-list--compact {
		padding-bottom: 0.75rem !important;
		gap: 0.4rem;
	}

	.nav-curtain__menu-list--compact .nav-curtain__menu-item--compact {
		padding: 0.55rem 0.7rem;
	}

	.nav-curtain__menu-list--compact .nav-curtain__menu-item--compact span {
		font-size: 0.8125rem;
	}

	.nav-curtain__more-link {
		margin-bottom: 1rem;
		padding: 0.75rem 1rem;
	}

	.nav-curtain__featured-grid--single {
		margin-bottom: 1rem;
	}

	.nav-curtain__action-grid {
		margin-bottom: 0;
	}

	.nav-curtain__action-btn {
		padding: 0.9rem 1rem;
	}

	.nav-modal--curtain .nav-modal__close {
		top: max(0.75rem, env(safe-area-inset-top, 0px));
		right: max(0.75rem, env(safe-area-inset-right, 0px));
		z-index: 20;
	}
}

@media (max-width: 560px) {
	/* アクション以外は2列のまま縦を節約 */
	.nav-curtain__cards-grid,
	.nav-curtain__action-grid {
		grid-template-columns: 1fr;
	}

	.nav-curtain__menu-item span {
		font-size: 0.9375rem;
	}

	.nav-curtain__featured-card--xyz .nav-curtain__featured-card-media {
		max-height: 3.25rem;
	}
}

@media (prefers-reduced-motion: reduce) {
	:root {
		--nav-curtain-duration: 0.01ms;
	}

	.nav-curtain__panel,
	.nav-curtain__mascot,
	.nav-curtain__menu-item,
	.nav-curtain__channel-card,
	.nav-curtain__product-card,
	.nav-curtain__featured-card,
	.nav-curtain__card,
	.nav-curtain__action-btn,
	.nav-curtain__more-link,
	.nav-curtain__minor-link {
		animation: none !important;
		transition-duration: 0.01ms !important;
	}

	body.menu-open .nav-curtain__menu-item,
	body.menu-open .nav-curtain__channel-card,
	body.menu-open .nav-curtain__product-card,
	body.menu-open .nav-curtain__featured-card,
	body.menu-open .nav-curtain__card,
	body.menu-open .nav-curtain__action-btn,
	body.menu-open .nav-curtain__more-link,
	body.menu-open .nav-curtain__minor-link,
	body.menu-open .nav-curtain__featured-grid--single .nav-curtain__featured-card {
		opacity: 1;
		transform: none;
	}
}