/* ma_modern.css - トップページ用のモダンなスタイル */

:root {
	--c-bg: #f2f6f2;
	--c-surface: #ffffff;
	--c-text: #1d2433;
	--c-muted: #667568;
	--c-line: #dce7dd;
	--c-primary: #166534;
	--c-primary-dark: #14532d;
	--c-accent: #0f766e;
	--c-accent-dark: #065f46;
	--c-new: #ff5d73;
	--radius: 16px;
	--shadow: 0 6px 24px rgba(31, 38, 64, 0.08);
	--shadow-hover: 0 14px 34px rgba(31, 38, 64, 0.16);
}

* {
	box-sizing: border-box;
}

html {
	-webkit-text-size-adjust: 100%;
}

body {
	margin: 0;
	font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic UI", "Yu Gothic", "Meiryo", system-ui, -apple-system, sans-serif;
	font-size: 16px;
	line-height: 1.75;
	color: var(--c-text);
	background: var(--c-bg);
}

a {
	color: var(--c-primary);
	text-decoration: none;
	transition: color 0.2s ease;
}

a:hover {
	color: var(--c-primary-dark);
	text-decoration: underline;
}

a:focus-visible {
	outline: 3px solid rgba(22, 101, 52, 0.45);
	outline-offset: 3px;
	border-radius: 4px;
}

/* ヒーロー（ヘッダー） */
.hero {
	position: relative;
	overflow: hidden;
	padding: 3.5rem 1.25rem 6rem;
	text-align: center;
	color: #ffffff;
	background: linear-gradient(135deg, #14532d 0%, #166534 45%, #0f766e 100%);
}

.hero::before,
.hero::after {
	content: "";
	position: absolute;
	border-radius: 50%;
	background: rgba(255, 255, 255, 0.12);
	pointer-events: none;
}

.hero::before {
	width: 360px;
	height: 360px;
	top: -140px;
	left: -90px;
}

.hero::after {
	width: 260px;
	height: 260px;
	bottom: -120px;
	right: -60px;
}

.hero-meta {
	position: relative;
	display: flex;
	justify-content: flex-end;
	flex-wrap: wrap;
	gap: 0.5rem;
	max-width: 960px;
	margin: 0 auto;
	font-size: 0.8rem;
}

.hero-meta span {
	padding: 0.2rem 0.8rem;
	border-radius: 999px;
	background: rgba(255, 255, 255, 0.18);
}

.hero-title {
	position: relative;
	margin: 1.25rem 0 0.25rem;
	font-size: clamp(2.2rem, 6vw, 3.6rem);
	font-weight: 800;
	line-height: 1.2;
	letter-spacing: 0.02em;
	text-shadow: 0 4px 18px rgba(0, 0, 0, 0.15);
}

.hero-sub {
	position: relative;
	margin: 0;
	font-size: 1.05rem;
	letter-spacing: 0.25em;
	text-transform: uppercase;
	opacity: 0.9;
}

/* レイアウト */
.container {
	position: relative;
	max-width: 960px;
	margin: -3.5rem auto 0;
	padding: 0 1rem 3rem;
}

.card {
	margin-bottom: 1.5rem;
	padding: 1.6rem 1.8rem;
	border-radius: var(--radius);
	background: var(--c-surface);
	box-shadow: var(--shadow);
}

.card h2,
.section-title {
	display: flex;
	align-items: center;
	gap: 0.6rem;
	margin: 0 0 1rem;
	font-size: 1.15rem;
	font-weight: 700;
}

.card h2::before,
.section-title::before {
	content: "";
	flex: none;
	width: 6px;
	height: 1.2em;
	border-radius: 3px;
	background: linear-gradient(180deg, var(--c-primary), var(--c-accent));
}

.section-title {
	margin: 2.2rem 0 0.9rem;
}

/* 紹介文 */
.intro p {
	margin: 0 0 0.9em;
}

.intro p:last-child {
	margin-bottom: 0;
}

.intro .profile {
	display: inline-block;
	margin-top: 0.5rem;
	padding: 0.3rem 0.9rem;
	border-radius: 999px;
	background: #e8f2e9;
	color: var(--c-primary-dark);
	font-size: 0.92rem;
	font-weight: 600;
}

/* 参加予定イベント */
.event-list {
	display: grid;
	gap: 0.75rem;
	margin: 0;
	padding: 0;
	list-style: none;
}

.event-list li {
	display: flex;
	align-items: center;
	gap: 1rem;
	padding: 0.85rem 1rem;
	border-left: 4px solid var(--c-accent);
	border-radius: 12px;
	background: #f2f7f2;
}

.event-date {
	flex: none;
	min-width: 9.5em;
	color: var(--c-accent-dark);
	font-weight: 700;
	font-variant-numeric: tabular-nums;
}

.event-name {
	font-weight: 600;
}

/* コンテンツカード */
.content-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
	gap: 1.1rem;
}

.content-card {
	position: relative;
	display: flex;
	flex-direction: column;
	gap: 0.35rem;
	padding: 1.4rem 1.4rem 1.2rem;
	overflow: hidden;
	border: 1px solid var(--c-line);
	border-radius: var(--radius);
	background: var(--c-surface);
	box-shadow: var(--shadow);
	color: var(--c-text);
	transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.content-card::before {
	content: "";
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	height: 4px;
	background: linear-gradient(90deg, var(--c-primary), var(--c-accent));
}

.content-card:hover {
	transform: translateY(-4px);
	box-shadow: var(--shadow-hover);
	color: var(--c-text);
	text-decoration: none;
}

.content-name {
	font-size: 1.1rem;
	font-weight: 700;
}

.content-desc {
	color: var(--c-muted);
	font-size: 0.92rem;
}

.content-date {
	color: var(--c-muted);
	font-size: 0.8rem;
}

.content-more {
	margin-top: auto;
	padding-top: 0.6rem;
	color: var(--c-primary);
	font-size: 0.9rem;
	font-weight: 600;
}

.badge-new {
	display: inline-block;
	margin-left: 0.5rem;
	padding: 0 0.55rem;
	border-radius: 999px;
	background: var(--c-new);
	color: #ffffff;
	font-size: 0.68rem;
	font-weight: 700;
	letter-spacing: 0.06em;
	vertical-align: middle;
}

/* 更新履歴 */
.history {
	max-height: 26rem;
	margin: 0;
	padding: 0.25rem 0;
	overflow-y: auto;
	list-style: none;
	border-top: 1px solid var(--c-line);
	border-bottom: 1px solid var(--c-line);
}

.history li {
	display: grid;
	grid-template-columns: 6.5em 1fr;
	gap: 0.8rem;
	padding: 0.5rem 0.4rem;
	border-bottom: 1px dashed var(--c-line);
	font-size: 0.92rem;
}

.history li:last-child {
	border-bottom: none;
}

.history li:hover {
	background: #f2f7f2;
}

.history time {
	color: var(--c-muted);
	font-variant-numeric: tabular-nums;
}

/* フッター */
.site-footer {
	padding: 1.5rem 1rem 2.5rem;
	color: var(--c-muted);
	font-size: 0.9rem;
	text-align: center;
}

/* スマートフォン向け */
@media (max-width: 600px) {
	.hero {
		padding: 2.5rem 1rem 5rem;
	}

	.card {
		padding: 1.25rem;
	}

	.event-list li {
		flex-direction: column;
		align-items: flex-start;
		gap: 0.2rem;
	}

	.history li {
		grid-template-columns: 1fr;
		gap: 0.1rem;
	}
}

@media (prefers-reduced-motion: reduce) {
	* {
		transition: none !important;
	}

	.content-card:hover {
		transform: none;
	}
}