/* Pastel☆Parade ランディングページ */

/* りいクッキーR (有料製品版, グリフ数9354で試用版15文字制限とは別物と確認済み)。
   https://designpocket.jp/font/detail/49564 の規約に「サーバーアップロード・プログラム埋め込み可、別途契約や料金不要」と明記されており見出しにのみ採用。
   ただし同規約は「変換後のフォントファイルの配布などはご遠慮ください」とも明記しているため、woff2 へ変換せず otf 原本のまま配信する。
   本文フォント候補のやさしさゴシック(IPA+M+ FONTSベース)はサーバー配信許諾を確認できず (fontna.com が制限事項ありと明記、IPAフォントライセンス第3条の派生プログラム再配布条件を満たすか断定できない)、
   やわらかドラゴンは公式規約で Web 関連制作物のアウトライン化・画像化が必須とされているため、どちらも本文へは未適用 (BLOCKED: font-license)。 */
@font-face {
	font-family: "RiiCookieR";
	src: url("/assets/fonts/RiiCookieR.otf") format("opentype");
	font-weight: normal;
	font-style: normal;
	font-display: swap;
}

:root {
	--pp-font-heading: "RiiCookieR", "Hiragino Maru Gothic ProN", "Hiragino Sans", "Yu Gothic", "Segoe UI", system-ui, sans-serif;
	--pp-pink: #ff8fc9;
	--pp-pink-deep: #ef5fae;
	--pp-purple: #9b83f0;
	--pp-blue: #5fc3f0;
	--pp-yellow: #ffcf5c;
	--pp-ink: #3c3cb4;
	--pp-text: #3c3856;
	--pp-white: #fffdfa;
	--pp-header-h: 96px;
	--pp-container: 1080px;
	--pp-radius: 20px;
	--pp-shadow: 0 10px 30px rgba(80, 60, 140, 0.15);
}

* {
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
	scroll-padding-top: var(--pp-header-h);
}

body {
	margin: 0;
	min-height: 100svh;
	display: flex;
	flex-direction: column;
	font-family: "Hiragino Maru Gothic ProN", "Hiragino Sans", "Yu Gothic", "Segoe UI", system-ui, sans-serif;
	color: var(--pp-text);
	background: linear-gradient(180deg, #eaf5ff 0%, #fdeaf6 45%, #fff6e0 100%);
	line-height: 1.8;
	font-size: 16px;
	-webkit-font-smoothing: antialiased;
}

img {
	max-width: 100%;
	height: auto;
	display: block;
}

a {
	color: inherit;
}

.container {
	max-width: var(--pp-container);
	margin: 0 auto;
	padding: 0 24px;
}

.section {
	padding: 72px 0;
	scroll-margin-top: var(--pp-header-h);
}

.section-title {
	text-align: center;
	font-size: clamp(1.6rem, 1.3rem + 1.5vw, 2.4rem);
	color: var(--pp-ink);
	font-family: var(--pp-font-heading);
	font-weight: normal;
	letter-spacing: 0.04em;
	margin: 0 0 8px;
}

.section-lead {
	text-align: center;
	max-width: 560px;
	margin: 0 auto 40px;
	font-size: clamp(0.95rem, 0.9rem + 0.3vw, 1.1rem);
}

.visually-hidden {
	position: absolute;
	width: 1px;
	height: 1px;
	overflow: hidden;
	clip: rect(0 0 0 0);
	white-space: nowrap;
}

/* ---------- Header / Nav ---------- */

.site-header {
	position: fixed;
	inset: 0 0 auto 0;
	height: var(--pp-header-h);
	z-index: 100;
	display: flex;
	align-items: center;
	background: rgba(255, 253, 250, 0.85);
	backdrop-filter: blur(8px);
	box-shadow: 0 2px 12px rgba(80, 60, 140, 0.08);
}

.site-header .container {
	display: flex;
	align-items: center;
	justify-content: space-between;
	width: 100%;
}

.site-logo {
	display: flex;
	align-items: center;
}

.site-logo img {
	display: block;
	height: 64px;
	width: auto;
}

.nav-toggle {
	display: none;
	width: 40px;
	height: 40px;
	border: none;
	background: none;
	cursor: pointer;
	position: relative;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
	content: "";
	position: absolute;
	left: 8px;
	right: 8px;
	height: 2px;
	background: var(--pp-ink);
	transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-toggle span {
	top: 19px;
}

.nav-toggle span::before {
	top: -8px;
}

.nav-toggle span::after {
	top: 8px;
}

.nav-toggle[aria-expanded="true"] span {
	background: transparent;
}

.nav-toggle[aria-expanded="true"] span::before {
	top: 0;
	transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span::after {
	top: 0;
	transform: rotate(-45deg);
}

.site-nav ul {
	display: flex;
	gap: 28px;
	list-style: none;
	margin: 0;
	padding: 0;
}

.site-nav a {
	text-decoration: none;
	font-weight: 700;
	font-size: 0.92rem;
	color: var(--pp-text);
	padding: 6px 2px;
	border-bottom: 2px solid transparent;
	transition: color 0.2s ease, border-color 0.2s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
	color: var(--pp-pink-deep);
	border-color: var(--pp-pink-deep);
}

.site-nav a[aria-current="page"] {
	color: var(--pp-pink-deep);
	border-color: var(--pp-pink-deep);
}

@media (max-width: 760px) {
	:root {
		--pp-header-h: 76px;
	}

	.site-logo img {
		height: 48px;
	}

	.nav-toggle {
		display: block;
	}

	.site-nav {
		position: fixed;
		top: var(--pp-header-h);
		left: 0;
		right: 0;
		background: var(--pp-white);
		box-shadow: 0 12px 20px rgba(80, 60, 140, 0.12);
		max-height: 0;
		overflow: hidden;
		transition: max-height 0.3s ease;
	}

	.site-nav.is-open {
		max-height: 420px;
	}

	.site-nav ul {
		flex-direction: column;
		gap: 0;
		padding: 8px 24px 16px;
	}

	.site-nav a {
		display: block;
		padding: 12px 0;
	}
}

/* ---------- Page layout ---------- */

main {
	flex: 1 0 auto;
	padding-top: var(--pp-header-h);
	animation: page-fade-in 0.45s ease both;
}

@keyframes page-fade-in {
	from {
		opacity: 0;
	}
	to {
		opacity: 1;
	}
}

/* ---------- Hero ---------- */

.hero {
	position: relative;
	padding-top: 40px;
	padding-bottom: 56px;
	overflow: hidden;
}

/* ---------- 背景の流れ星（全ページ共通） ---------- */

.bg-stars {
	position: fixed;
	inset: 0;
	overflow: hidden;
	pointer-events: none;
	z-index: -1;
}

.bg-stars .bg-star-wrap {
	position: absolute;
	top: -10%;
	width: 1.6rem;
	opacity: 0;
	animation: star-fall linear infinite;
	will-change: transform, opacity;
}

.bg-stars .bg-star-wrap img {
	display: block;
	width: 100%;
	height: auto;
	animation: star-spin linear infinite;
	will-change: transform;
	filter: drop-shadow(0 0 2px rgba(90, 90, 160, 0.55));
}


@keyframes star-fall {
	0% { transform: translate(0, 0) scale(1); opacity: 0; }
	10% { opacity: 0.55; }
	90% { opacity: 0.35; }
	100% { transform: translate(-22vw, 110vh) scale(0.4); opacity: 0; }
}

@keyframes star-spin {
	from { transform: rotate(var(--pp-star-start-rot, 0deg)); }
	to { transform: rotate(calc(var(--pp-star-start-rot, 0deg) + 360deg)); }
}

.hero .container {
	position: relative;
	z-index: 1;
	text-align: center;
}

/* ---------- クリック星パーティクル ---------- */

.pp-cursor-star {
	position: fixed;
	top: 0;
	left: 0;
	z-index: 9999;
	pointer-events: none;
	will-change: transform, opacity;
	width: 1.1rem;
	height: auto;
	filter: brightness(0) invert(1) drop-shadow(0 0 2px rgba(90, 90, 160, 0.55));
	animation: pp-star-burst 0.7s ease-out forwards;
}

@keyframes pp-star-burst {
	0% { transform: translate(-50%, -50%) translate(0, 0) scale(0.6) rotate(0deg); opacity: 1; }
	100% {
		transform: translate(-50%, -50%) translate(var(--pp-star-dx), var(--pp-star-dy)) scale(1) rotate(var(--pp-star-rot));
		opacity: 0;
	}
}

.hero-visual {
	margin-top: 0;
	border-radius: var(--pp-radius);
	overflow: hidden;
	opacity: 0;
	transform: translateY(24px) scale(0.98);
	animation: hero-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.25s forwards;
}

.hero-caption {
	text-wrap: balance;
	margin: 28px 0;
	font-family: var(--pp-font-heading);
	font-weight: normal;
	font-size: clamp(1.1rem, 1rem + 1vw, 1.6rem);
	color: var(--pp-ink);
}

.hero-launch-row {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	align-items: stretch;
	gap: 20px;
	margin-top: 28px;
}

.steam-widget {
	display: block;
	margin: 0;
	max-width: 100%;
	width: 646px;
	border: 0;
	border-radius: 12px;
	opacity: 0;
	animation: hero-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.5s forwards;
}

.switch-notice {
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	gap: 8px;
	width: 260px;
	max-width: 100%;
	height: 190px;
	background: var(--pp-white);
	border-radius: var(--pp-radius);
	box-shadow: var(--pp-shadow);
	padding: 16px;
	text-align: center;
	opacity: 0;
	animation: hero-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.65s forwards;
}

.switch-notice-title {
	margin: 0;
	font-family: var(--pp-font-heading);
	font-weight: normal;
	color: var(--pp-ink);
	font-size: 1.1rem;
	letter-spacing: 0.02em;
}

.switch-notice-body {
	margin: 0;
	font-weight: 800;
	color: var(--pp-pink-deep);
	font-size: 1.3rem;
}

@media (max-width: 760px) {
	.switch-notice {
		width: 100%;
		height: auto;
		padding: 20px;
	}
}

.hero-actions {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 14px;
	margin-top: 32px;
	opacity: 0;
	animation: hero-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.7s forwards;
}

@keyframes hero-in {
	from { opacity: 0; transform: translateY(20px); }
	to { opacity: 1; transform: translateY(0); }
}

/* ---------- Buttons ---------- */

.btn {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 14px 28px;
	border-radius: 999px;
	font-weight: 800;
	font-size: 0.95rem;
	text-decoration: none;
	color: var(--pp-white);
	box-shadow: 0 6px 0 rgba(0, 0, 0, 0.12), var(--pp-shadow);
	transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn:hover {
	transform: translateY(-3px);
}

.btn:active {
	transform: translateY(1px) scale(0.98);
	box-shadow: 0 2px 0 rgba(0, 0, 0, 0.12);
}

.btn-steam { background: linear-gradient(135deg, #df70e7, #9483e6); }

/* ---------- PV / video ---------- */

.video-frame {
	position: relative;
	width: 100%;
	max-width: 720px;
	margin: 0 auto;
	aspect-ratio: 16 / 9;
	border-radius: var(--pp-radius);
	overflow: hidden;
	box-shadow: var(--pp-shadow);
}

.video-frame iframe {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	border: 0;
}

.video-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
	gap: 32px;
	max-width: 900px;
	margin: 0 auto;
}

.video-grid .video-frame {
	max-width: none;
}

/* ---------- Features ---------- */

.section-alt {
	background: rgba(255, 255, 255, 0.45);
}

.feature-grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 32px;
}

@media (max-width: 760px) {
	.feature-grid {
		grid-template-columns: 1fr;
	}
}

.feature-card {
	background: var(--pp-white);
	border-radius: var(--pp-radius);
	overflow: hidden;
	box-shadow: var(--pp-shadow);
	transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.feature-card:hover {
	transform: translateY(-6px);
	box-shadow: 0 16px 34px rgba(80, 60, 140, 0.2);
}

.feature-thumb {
	display: block;
	width: 100%;
	margin: 0;
	padding: 0;
	border: 0;
	background: none;
	cursor: zoom-in;
}

.feature-card img {
	aspect-ratio: 16 / 9;
	object-fit: cover;
	width: 100%;
	display: block;
}

.feature-card p {
	margin: 0;
	padding: 16px 20px;
	font-weight: bold;
	color: var(--pp-text);
	text-align: center;
}

/* ---------- Shop ---------- */

.btn-large {
	padding: 18px 40px;
	font-size: 1.1rem;
}

.shop-links {
	padding: 40px 0 64px;
}

.shop-links-cards {
	display: grid;
	grid-template-columns: 1fr;
	gap: 20px;
}

.link-card {
	position: relative;
	display: flex;
	align-items: center;
	gap: 14px;
	background: var(--pp-white);
	border: 2px solid transparent;
	border-radius: var(--pp-radius);
	overflow: hidden;
	box-shadow: var(--pp-shadow);
	padding: 16px 18px;
	text-align: left;
	color: inherit;
	text-decoration: none;
	transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.link-card:hover {
	transform: translateY(-4px);
	box-shadow: 0 16px 34px rgba(80, 60, 140, 0.2);
}

.link-card-body {
	flex: 1;
	min-width: 0;
}

.link-card-title {
	font-family: var(--pp-font-heading);
	font-weight: normal;
	color: var(--pp-ink);
	font-size: 1rem;
	margin: 0 0 4px;
}

.link-card-desc {
	margin: 0;
	font-size: 0.82rem;
	line-height: 1.5;
}

.link-card-widget-frame {
	display: block;
	width: 100%;
	max-width: 100%;
	border: 0;
	border-radius: 8px;
}

.link-card-widget {
	padding: 12px;
	cursor: default;
	background: none;
	border-color: transparent;
	box-shadow: none;
}

.link-card-widget:hover {
	transform: none;
	box-shadow: none;
}

.link-card-widget-unityroom {
	flex-direction: column;
	align-items: stretch;
}

.link-card-widget-unityroom .link-card-desc {
	margin-top: 10px;
	text-align: center;
}

.link-card-feature {
	flex-direction: column;
	align-items: stretch;
	gap: 0;
	padding: 0 0 20px;
}

.link-card-gallery {
	overflow: hidden;
	margin-bottom: 16px;
	background: #f3eefb;
}

.link-card-gallery-track {
	display: flex;
	width: max-content;
	animation-name: pp-gallery-scroll;
	animation-timing-function: linear;
	animation-iteration-count: infinite;
}

@keyframes pp-gallery-scroll {
	from {
		transform: translateX(0);
	}
	to {
		/* 画像列を2周分並べているので、ちょうど1周分だけ動かすと継ぎ目が目立たない */
		transform: translateX(-50%);
	}
}

.link-card-gallery img {
	width: 200px;
	height: 200px;
	object-fit: cover;
	display: block;
	flex: 0 0 auto;
}

@media (prefers-reduced-motion: reduce) {
	.link-card-gallery-track {
		animation: none;
	}

	.link-card-gallery {
		overflow-x: auto;
	}
}

@media (max-width: 640px) {
	.link-card-gallery img {
		width: 160px;
		height: 160px;
	}
}

.link-card-gallery-sticker {
	background: linear-gradient(135deg, rgba(223, 112, 231, 0.15), rgba(148, 131, 230, 0.15));
}

.link-card-gallery-sticker img {
	object-fit: contain;
	padding: 16px;
	background: none;
}

.link-card-feature .link-card-body {
	padding: 0 20px;
}

/* ---------- OST cards ---------- */

.ost-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 28px;
}

@media (max-width: 760px) {
	.ost-grid {
		grid-template-columns: 1fr;
	}
}

.ost-card {
	display: flex;
	flex-direction: column;
	background: var(--pp-white);
	border-radius: var(--pp-radius);
	overflow: hidden;
	box-shadow: var(--pp-shadow);
	padding: 24px;
	text-align: center;
}

.ost-card-jacket {
	width: 100%;
	max-width: 260px;
	margin: 0 auto 16px;
	border-radius: 12px;
	aspect-ratio: 1 / 1;
	object-fit: cover;
}

.ost-card-jacket--wide {
	aspect-ratio: 460 / 215;
	object-fit: cover;
}

.ost-card-title {
	font-family: var(--pp-font-heading);
	font-weight: normal;
	color: var(--pp-ink);
	font-size: 1.2rem;
	margin: 0 0 8px;
}

.ost-card-desc {
	flex: 1;
	margin: 0 0 16px;
}

.btn-ost { background: linear-gradient(135deg, #ff8fc9, #9b83f0); }

/* ---------- News ---------- */

.news-grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 28px;
	align-items: start;
}

@media (max-width: 760px) {
	.news-grid {
		grid-template-columns: 1fr;
	}
}

.news-panel {
	background: var(--pp-white);
	border-radius: var(--pp-radius);
	box-shadow: var(--pp-shadow);
	padding: 24px;
}

.news-panel-title {
	margin: 0 0 16px;
	font-family: var(--pp-font-heading);
	font-weight: normal;
	color: var(--pp-ink);
	font-size: 1.1rem;
	letter-spacing: 0.02em;
}

.steam-news-list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 18px;
}

@media (max-width: 760px) {
	.steam-news-list {
		grid-template-columns: 1fr;
	}
}

.steam-news-item {
	background: rgba(155, 131, 240, 0.08);
	border: 1px solid rgba(155, 131, 240, 0.25);
	border-radius: 12px;
	padding: 12px 16px;
}

.steam-news-thumb {
	width: 100%;
	border-radius: 8px;
	margin-bottom: 10px;
}

.steam-news-item a {
	font-weight: 700;
	color: var(--pp-ink);
	text-decoration: none;
}

.steam-news-item a:hover {
	text-decoration: underline;
}

.steam-news-date {
	display: block;
	font-size: 0.8rem;
	color: var(--pp-purple);
	margin-bottom: 4px;
}

.steam-news-excerpt {
	margin: 6px 0 0;
	font-size: 0.85rem;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.x-embed-list {
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.x-embed-list .twitter-tweet {
	margin: 0 auto !important;
}

.steam-news-loading,
.steam-news-error {
	grid-column: 1 / -1;
	color: var(--pp-text);
	opacity: 0.7;
}

/* ---------- Screenshots / lightbox ---------- */

.screenshot-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
	gap: 18px;
}

.screenshot-grid button {
	padding: 0;
	border: 0;
	border-radius: 14px;
	overflow: hidden;
	cursor: zoom-in;
	box-shadow: var(--pp-shadow);
	background: none;
	transition: transform 0.2s ease;
}

.screenshot-grid button:hover,
.screenshot-grid button:focus-visible {
	transform: scale(1.03);
}

.screenshot-grid img {
	aspect-ratio: 16 / 9;
	object-fit: cover;
	width: 100%;
}

.lightbox {
	position: fixed;
	inset: 0;
	z-index: 200;
	display: flex;
	align-items: center;
	justify-content: center;
	background: rgba(40, 30, 60, 0.82);
	opacity: 0;
	visibility: hidden;
	transition: opacity 0.25s ease;
	padding: 24px;
}

.lightbox.is-open {
	opacity: 1;
	visibility: visible;
}

.lightbox img {
	max-width: min(90vw, 960px);
	max-height: 80vh;
	width: auto;
	border-radius: 14px;
	box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
	position: absolute;
	background: rgba(255, 255, 255, 0.9);
	border: none;
	border-radius: 999px;
	width: 44px;
	height: 44px;
	font-size: 1.4rem;
	font-weight: 700;
	color: var(--pp-ink);
	cursor: pointer;
	transition: background 0.15s ease, opacity 0.15s ease;
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
	background: #fff;
	opacity: 0.85;
}

.lightbox-close {
	top: 20px;
	right: 20px;
}

.lightbox-prev {
	left: 20px;
	top: 50%;
	transform: translateY(-50%);
}

.lightbox-next {
	right: 20px;
	top: 50%;
	transform: translateY(-50%);
}

/* ---------- Characters ---------- */

.character-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
	gap: 24px;
}

.character-card {
	text-align: center;
	background: var(--pp-white);
	border-radius: var(--pp-radius);
	padding: 24px 18px;
	box-shadow: var(--pp-shadow);
	transition: transform 0.25s ease;
}

.character-card:hover {
	transform: translateY(-6px) rotate(-1deg);
}

.character-card img {
	width: 130px;
	height: 130px;
	border-radius: 999px;
	object-fit: cover;
	margin: 0 auto 16px;
	border: 4px solid #fff;
	box-shadow: 0 4px 14px rgba(80, 60, 140, 0.2);
}

.character-card h3 {
	margin: 0 0 8px;
	color: var(--pp-ink);
	font-family: var(--pp-font-heading);
	font-weight: normal;
	font-size: 1.05rem;
}

.character-card p {
	margin: 0;
	font-size: 0.9rem;
}

/* ---------- Character profile page ---------- */

.char-hero {
	text-align: center;
	padding-top: calc(var(--pp-header-h) + 40px);
	padding-bottom: 16px;
}

.char-hero .section-lead {
	margin-bottom: 0;
}

.char-focus-section {
	padding: 28px 0 72px;
}

/* ゲーム本編のキャラクター名前色 (u1w202306 Localize データ準拠) をそのまま採用 */
.char-amane { --char-color: #ed33bd; --char-color-deep: #b81c8f; }
.char-nagisa { --char-color: #00a593; --char-color-deep: #007363; }
.char-morn { --char-color: #528c00; --char-color-deep: #3a6500; }
.char-kohaku { --char-color: #b0573d; --char-color-deep: #8a3f2a; }
.char-pukamu { --char-color: #4fc3f7; --char-color-deep: #0288d1; }
.char-myau { --char-color: #7b6ef6; --char-color-deep: #4b3fa0; }

/* ワイプは選択中キャラに関わらず各アイコン自身の色を使うため、data-char に紐づけて再定義 */
.char-icon[data-char="amane"] { --char-color: #ed33bd; }
.char-icon[data-char="nagisa"] { --char-color: #00a593; }
.char-icon[data-char="morn"] { --char-color: #528c00; }
.char-icon[data-char="kohaku"] { --char-color: #b0573d; }
.char-icon[data-char="pukamu"] { --char-color: #4fc3f7; }
.char-icon[data-char="myau"] { --char-color: #7b6ef6; }

.char-focus {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
	grid-template-areas:
		"icons portrait"
		"info portrait";
	align-items: start;
	gap: 20px 32px;
	position: relative;
	isolation: isolate;
	background: var(--pp-white);
	border-radius: 28px;
	padding: 28px;
	box-shadow: var(--pp-shadow);
	border: 4px solid var(--char-color, var(--pp-pink));
	transition: border-color 0.3s ease;
}

.char-focus::before {
	content: "";
	position: absolute;
	inset: 0;
	z-index: -1;
	border-radius: inherit;
	pointer-events: none;
	/* 楕円の縁をカード内に収めると、色が透明に切り替わる境界がMachバンドとして帯状に見える。
	   楕円をカード外まで広げ、中間ストップを挟んでなだらかに透明へ落とすことで境界を消す */
	background: radial-gradient(ellipse 130% 100% at 34% 115%, color-mix(in srgb, var(--char-color, var(--pp-purple)) 16%, white) 0%, color-mix(in srgb, var(--char-color, var(--pp-purple)) 6%, white) 45%, transparent 100%);
	transition: background 0.3s ease;
}

.char-focus-icons {
	grid-area: icons;
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	justify-content: flex-start;
}

.char-icon {
	width: 54px;
	height: 54px;
	padding: 0;
	border: 3px solid var(--char-color, var(--pp-pink));
	border-radius: 50%;
	overflow: hidden;
	background: radial-gradient(circle at 50% 35%, color-mix(in srgb, var(--char-color, var(--pp-pink)) 45%, white) 0%, color-mix(in srgb, var(--char-color, var(--pp-pink)) 12%, white) 100%);
	box-shadow: none;
	cursor: pointer;
	opacity: 0.45;
	transition: transform 0.2s ease, opacity 0.2s ease;
}

.char-icon img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.char-icon-unknown {
	--char-color: #9e9e9e;
}

/* ？？？選択時: charFocus に char-* クラスが付かないため、フォーカスカードの枠・グラデも個別に灰色固定する */
.char-focus:has(.char-icon-unknown.is-active) {
	--char-color: #9e9e9e;
}

.char-icon:hover,
.char-icon:focus-visible {
	opacity: 0.75;
}

.char-icon.is-active {
	opacity: 1;
	transform: scale(1.08);
}

.char-focus-portrait-area {
	grid-area: portrait;
	display: grid;
	grid-template-rows: minmax(0, 1fr) 20px;
	align-items: end;
	justify-items: center;
	gap: 12px;
	height: 480px;
	padding: 20px 12px 0;
	border-radius: 24px;
}

.char-focus-portrait-img {
	max-width: 90%;
	max-height: 410px;
	width: auto;
	height: auto;
	/* HTML側のwidth/height属性はキャラごとに実画像と縦横比が異なり不一致。
	   属性由来のaspect-ratioフォールバックを無効化し、src切替直後の一瞬だけ
	   誤った比率でボックスが計算されてフレームが跳ねる現象を防ぐ */
	aspect-ratio: auto;
	object-fit: contain;
	filter: drop-shadow(0 16px 20px rgba(80, 60, 140, 0.22));
	transition: opacity 0.2s ease;
	touch-action: pan-y;
	cursor: grab;
	-webkit-user-drag: none;
	user-select: none;
}

.char-focus-portrait-img.is-fading,
.char-focus-info.is-fading {
	opacity: 0;
}

.char-pukamu .char-focus-portrait-img {
	align-self: center;
	transform: scale(0.6);
	transform-origin: 50% 50%;
}

.char-focus-portrait-area.is-unknown .char-focus-portrait-img {
	filter: url(#unknown-silhouette-color) drop-shadow(0 16px 20px rgba(80, 60, 140, 0.22));
	transform: scaleX(-1);
}

.char-focus-dots {
	min-height: 20px;
	display: flex;
	gap: 6px;
	justify-content: center;
}

.char-focus-dots[hidden] {
	visibility: hidden;
}

.char-focus-dot {
	position: relative;
	width: 20px;
	height: 20px;
	padding: 0;
	border: 0;
	background: none;
	cursor: pointer;
}

.char-focus-dot::after {
	content: "";
	position: absolute;
	inset: 0;
	margin: auto;
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: color-mix(in srgb, var(--char-color, var(--pp-pink)) 35%, white);
	transition: transform 0.2s ease, background-color 0.2s ease;
}

.char-focus-dot:hover::after {
	background: color-mix(in srgb, var(--char-color, var(--pp-pink)) 60%, white);
}

.char-focus-dot.is-active::after {
	background: var(--char-color, var(--pp-pink));
	transform: scale(1.3);
}

.char-focus-info {
	transition: opacity 0.2s ease;
}

.char-focus-info {
	grid-area: info;
	display: flex;
	flex-direction: column;
	gap: 10px;
}

.char-focus-name {
	margin: 0;
	font-family: var(--pp-font-heading);
	font-weight: normal;
	font-size: clamp(1.6rem, 1.3rem + 1vw, 2.2rem);
	color: var(--char-color, var(--pp-ink));
	letter-spacing: 0.04em;
}

.char-focus-bio {
	margin: 0;
	font-size: 0.95rem;
	white-space: pre-line;
}

@media (max-width: 760px) {
	.char-focus {
		grid-template-columns: 1fr;
		grid-template-areas:
			"icons"
			"portrait"
			"info";
		padding: 20px;
	}

	.char-focus::before {
		background: radial-gradient(ellipse 130% 90% at 50% 45%, color-mix(in srgb, var(--char-color, var(--pp-purple)) 16%, white) 0%, color-mix(in srgb, var(--char-color, var(--pp-purple)) 6%, white) 45%, transparent 100%);
	}

	.char-focus-icons {
		justify-content: center;
	}

	.char-icon {
		width: 52px;
		height: 52px;
	}

	.char-focus-portrait-area {
		height: 340px;
	}

	.char-focus-portrait-img {
		max-height: 270px;
	}
}

/* ---------- Reveal slide directions ---------- */

.reveal-left {
	opacity: 0;
	transform: translateX(-40px);
	transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-left.is-visible {
	opacity: 1;
	transform: translateX(0);
}

.reveal-right {
	opacity: 0;
	transform: translateX(40px);
	transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-right.is-visible {
	opacity: 1;
	transform: translateX(0);
}

/* ---------- Credit ---------- */

.credit-role {
	display: block;
	font-size: 0.72rem;
	color: var(--pp-pink-deep);
	font-weight: 700;
	margin-bottom: 2px;
}

.credit-name {
	font-weight: 700;
	color: var(--pp-text);
}

/* ---------- Credit page ---------- */

.credit-page-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
	gap: 28px;
	text-align: center;
}

.credit-page-card {
	background: var(--pp-white);
	border-radius: var(--pp-radius);
	padding: 24px 16px;
	box-shadow: var(--pp-shadow);
}

.credit-page-card img {
	width: 110px;
	height: 110px;
	border-radius: 999px;
	object-fit: cover;
	margin: 0 auto 14px;
	border: 4px solid #fff;
	box-shadow: 0 4px 14px rgba(80, 60, 140, 0.2);
}

.credit-icon-link {
	display: block;
}

.credit-icon-link img {
	transition: opacity 0.2s ease;
}

.credit-icon-link:hover img {
	opacity: 0.8;
}

.credit-page-card .credit-role {
	margin-top: 4px;
}

.credit-page-card .credit-name {
	display: block;
}

.credit-social {
	display: inline-flex;
	align-items: center;
	gap: 4px;
	margin-top: 6px;
	font-size: 0.72rem;
	font-weight: 600;
	color: #8a8398;
	text-decoration: none;
}

.credit-social:hover {
	color: var(--pp-pink-deep);
}

.credit-social-icon {
	width: 12px;
	height: 12px;
	fill: currentColor;
	flex-shrink: 0;
}

@keyframes credit-card-in {
	from {
		opacity: 0;
		transform: translateY(24px) scale(0.94);
	}
	to {
		opacity: 1;
		transform: translateY(0) scale(1);
	}
}

.credit-page-card {
	opacity: 0;
	animation: credit-card-in 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.credit-page-grid .credit-page-card:nth-child(1) { animation-delay: 0.05s; }
.credit-page-grid .credit-page-card:nth-child(2) { animation-delay: 0.1s; }
.credit-page-grid .credit-page-card:nth-child(3) { animation-delay: 0.15s; }
.credit-page-grid .credit-page-card:nth-child(4) { animation-delay: 0.2s; }
.credit-page-grid .credit-page-card:nth-child(5) { animation-delay: 0.25s; }
.credit-page-grid .credit-page-card:nth-child(6) { animation-delay: 0.3s; }
.credit-page-grid .credit-page-card:nth-child(7) { animation-delay: 0.35s; }
.credit-page-grid .credit-page-card:nth-child(8) { animation-delay: 0.4s; }
.credit-page-grid .credit-page-card:nth-child(9) { animation-delay: 0.45s; }
.credit-page-grid .credit-page-card:nth-child(10) { animation-delay: 0.5s; }
.credit-page-grid .credit-page-card:nth-child(11) { animation-delay: 0.55s; }
.credit-page-grid .credit-page-card:nth-child(12) { animation-delay: 0.6s; }
.credit-page-grid .credit-page-card:nth-child(n + 13) { animation-delay: 0.6s; }

.feature-card-in {
	opacity: 0;
	animation: credit-card-in 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.feature-grid .feature-card-in:nth-child(1) { animation-delay: 0.05s; }
.feature-grid .feature-card-in:nth-child(2) { animation-delay: 0.15s; }
.feature-grid .feature-card-in:nth-child(3) { animation-delay: 0.25s; }
.feature-grid .feature-card-in:nth-child(4) { animation-delay: 0.35s; }

.ost-card-in {
	opacity: 0;
	animation: credit-card-in 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.ost-grid .ost-card-in:nth-child(1) { animation-delay: 0.05s; }
.ost-grid .ost-card-in:nth-child(2) { animation-delay: 0.15s; }
.ost-grid .ost-card-in:nth-child(3) { animation-delay: 0.25s; }

.video-frame-in {
	opacity: 0;
	animation: credit-card-in 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.video-grid .video-frame-in:nth-child(1) { animation-delay: 0.05s; }
.video-grid .video-frame-in:nth-child(2) { animation-delay: 0.15s; }

/* ---------- Download / footer ---------- */

.site-footer {
	text-align: center;
	padding: 28px 0 40px;
	font-size: 0.82rem;
	color: var(--pp-text);
}

/* ---------- Scroll reveal ---------- */

.reveal {
	opacity: 0;
	transform: translateY(28px);
	transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
	opacity: 1;
	transform: translateY(0);
}

.reveal-delay-1.is-visible { transition-delay: 0.1s; }
.reveal-delay-2.is-visible { transition-delay: 0.2s; }
.reveal-delay-3.is-visible { transition-delay: 0.3s; }

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
	.char-focus-portrait-img {
		transition: none !important;
		opacity: 1 !important;
	}

	html {
		scroll-behavior: auto;
	}

	.bg-stars {
		display: none;
	}

	main,
	.hero-visual,
	.steam-widget,
	.switch-notice,
	.hero-actions,
	.reveal,
	.reveal-left,
	.reveal-right,
	.char-icon,
	.char-focus-info,
	.char-focus-dot::after,
	.credit-page-card,
	.credit-page-card img,
	.feature-card-in,
	.ost-card-in,
	.video-frame-in {
		animation: none !important;
		transition: none !important;
		opacity: 1 !important;
		transform: none !important;
	}
}

/* ---------- Streaming guidelines ---------- */

.streaming-guide {
	max-width: 800px;
	margin: 0 auto;
}

.streaming-guide h2 {
	font-size: 1.25rem;
	color: var(--pp-ink);
}

.streaming-guide pre {
	white-space: pre-wrap;
	overflow-wrap: anywhere;
	font: inherit;
}

.streaming-copy {
	margin: 24px 0;
	padding: 24px;
	border: 1px solid var(--pp-purple);
	border-radius: var(--pp-radius);
	background: #f2edff;
}

.streaming-copy pre {
	margin: 0;
	user-select: all;
}