/* ihf.asia front page — scoped to .ihf-home */
:root {
	--ihf-navy: #00005f;
	--ihf-blue: #00008b;
	--ihf-aqua: #c62828;
	--ihf-ink: #202040;
	--ihf-muted: #60647a;
	--ihf-pale: #f2f5fb;
	--ihf-white: #fff;
	--ihf-line: #dce8e7;
}

.ihf-home {
	color: var(--ihf-ink);
	font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
	font-size: 18px;
	line-height: 1.8;
}

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

.ihf-home h1,
.ihf-home h2,
.ihf-home h3,
.ihf-home p {
	margin-top: 0;
}

.ihf-container {
	width: min(1120px, calc(100% - 48px));
	margin-inline: auto;
}

.ihf-hero {
	position: relative;
	display: grid;
	min-height: clamp(520px, 72vh, 760px);
	align-items: center;
	overflow: hidden;
	background:
		linear-gradient(90deg, rgba(255, 255, 255, .98) 0%, rgba(255, 255, 255, .92) 45%, rgba(255, 255, 255, .3) 100%),
		url("../images/hero.jpg") center / cover no-repeat;
}

.ihf-hero::after {
	position: absolute;
	right: -10vw;
	bottom: -32vw;
	width: 58vw;
	height: 58vw;
	border: 1px solid rgba(23, 107, 135, .18);
	border-radius: 50%;
	content: "";
}

.ihf-hero__inner {
	position: relative;
	z-index: 1;
	padding-block: 96px;
}

.ihf-eyebrow,
.ihf-section-label {
	margin-bottom: 20px;
	color: var(--ihf-blue);
	font-size: .86rem;
	font-weight: 700;
	letter-spacing: .18em;
}

.ihf-hero h1 {
	max-width: 900px;
	margin-bottom: 28px;
	color: var(--ihf-navy);
	font-size: clamp(2.35rem, 6vw, 5rem);
	font-weight: 700;
	letter-spacing: .02em;
	line-height: 1.35;
}

.ihf-hero__lead {
	max-width: 660px;
	margin-bottom: 36px;
	color: var(--ihf-muted);
	font-size: clamp(1rem, 2vw, 1.2rem);
}

.ihf-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 14px;
}

.ihf-button {
	display: inline-flex;
	min-width: 176px;
	justify-content: center;
	padding: 14px 24px;
	border: 1px solid var(--ihf-blue);
	border-radius: 999px;
	font-weight: 700;
	text-decoration: none;
	transition: transform .2s ease, background-color .2s ease, color .2s ease;
}

.ihf-button:hover,
.ihf-button:focus-visible {
	transform: translateY(-2px);
}

.ihf-button--primary {
	border-color: var(--ihf-aqua);
	background: var(--ihf-aqua);
	color: var(--ihf-white);
}

.ihf-button--secondary {
	background: transparent;
	color: var(--ihf-blue);
}

.ihf-actions--center {
	justify-content: center;
	margin-top: 32px;
}

.ihf-button--light {
	border-color: var(--ihf-aqua);
	background: var(--ihf-aqua);
	color: var(--ihf-white);
}

.ihf-button--outline-light {
	border-color: rgba(255, 255, 255, .72);
	background: transparent;
	color: var(--ihf-white);
}

.ihf-intro,
.ihf-activities,
.ihf-news,
.ihf-message {
	padding-block: clamp(72px, 10vw, 128px);
}

.ihf-intro__grid {
	display: grid;
	grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
	gap: clamp(36px, 8vw, 100px);
	align-items: start;
}

.ihf-home h2 {
	margin-bottom: 28px;
	color: var(--ihf-navy);
	font-size: clamp(1.8rem, 4vw, 3rem);
	line-height: 1.5;
}

.ihf-prose {
	color: var(--ihf-muted);
	font-size: 1.12rem;
}

.ihf-activities {
	background: var(--ihf-pale);
}

.ihf-card-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 20px;
	margin-top: 48px;
}

.ihf-card {
	min-height: 260px;
	padding: clamp(28px, 4vw, 48px);
	border: 1px solid var(--ihf-line);
	border-radius: 8px;
	background: var(--ihf-white);
}

.ihf-card__number {
	display: block;
	margin-bottom: 40px;
	color: var(--ihf-aqua);
	font-size: .8rem;
	font-weight: 700;
	letter-spacing: .14em;
}

.ihf-card h3 {
	margin-bottom: 14px;
	color: var(--ihf-navy);
	font-size: 1.45rem;
}

.ihf-card p,
.ihf-message p {
	margin-bottom: 0;
	color: var(--ihf-muted);
	font-size: 1.04rem;
}

.ihf-card__link { display:inline-block; margin-top:20px; color:var(--ihf-blue); font-weight:700; text-decoration:underline; text-underline-offset:4px; }

.ihf-photo-grid { display:grid; grid-template-columns:1.4fr 1fr; grid-template-rows:repeat(2,230px); gap:20px; margin-top:20px; }
.ihf-photo-grid figure { margin:0; overflow:hidden; border-radius:8px; background:#dfe5f1; }
.ihf-photo-grid__wide { grid-row:1 / 3; }
.ihf-photo-grid img { display:block; width:100%; height:100%; object-fit:cover; }

.ihf-news-list {
	border-top: 1px solid var(--ihf-line);
}

.ihf-news-item {
	display: grid;
	grid-template-columns: 130px 1fr;
	gap: 24px;
	align-items: baseline;
	padding-block: 24px;
	border-bottom: 1px solid var(--ihf-line);
}

.ihf-news-item time {
	color: var(--ihf-blue);
	font-size: .95rem;
	font-weight: 700;
}

.ihf-news-item h3 {
	margin: 0;
	font-size: 1.08rem;
}

.ihf-news-item a {
	color: var(--ihf-ink);
	text-decoration: none;
}

.ihf-news-item a:hover,
.ihf-news-item a:focus-visible {
	color: var(--ihf-blue);
	text-decoration: underline;
}

.ihf-message {
	background: var(--ihf-navy);
}

.ihf-message__inner {
	max-width: 920px;
	text-align: center;
}

.ihf-message .ihf-section-label {
	color: var(--ihf-aqua);
}

.ihf-message h2,
.ihf-message p {
	color: var(--ihf-white);
}

@media (max-width: 768px) {
	.ihf-home { font-size: 16px; }
	.ihf-container {
		width: min(100% - 32px, 1120px);
	}

	.ihf-hero {
		min-height: 600px;
	}

	.ihf-hero__inner {
		padding-block: 72px;
	}

	.ihf-intro__grid,
	.ihf-card-grid,
	.ihf-photo-grid {
		grid-template-columns: 1fr;
	}

	.ihf-photo-grid { grid-template-rows:repeat(3,220px); }
	.ihf-photo-grid__wide { grid-row:auto; }

	.ihf-news-item {
		grid-template-columns: 1fr;
		gap: 6px;
	}
}

@media (prefers-reduced-motion: reduce) {
	.ihf-button {
		transition: none;
	}
}