.gspk-main {
	--gspk-ink: #20302d;
	--gspk-muted: #5d6b68;
	--gspk-green: #276456;
	--gspk-green-dark: #163f36;
	--gspk-green-soft: #edf5f1;
	--gspk-sand: #f6f2e9;
	--gspk-line: #d9e2de;
	--gspk-white: #fff;
	box-sizing: border-box;
	color: var(--gspk-ink);
	font-family: "Noto Sans JP", "Yu Gothic", Meiryo, sans-serif;
	margin-inline: auto;
	max-width: 1200px;
	padding: clamp(1rem, 3vw, 2.75rem);
}

.gspk-main *,
.gspk-main *::before,
.gspk-main *::after {
	box-sizing: inherit;
}

.gspk-breadcrumbs {
	color: var(--gspk-muted);
	font-size: 0.875rem;
	line-height: 1.7;
	margin-block-end: 1.5rem;
}

.gspk-breadcrumbs a {
	color: var(--gspk-green);
	text-decoration-thickness: 1px;
	text-underline-offset: 0.2em;
}

.gspk-page-header {
	background:
		radial-gradient(circle at 88% 18%, rgba(39, 100, 86, 0.12) 0, rgba(39, 100, 86, 0.12) 9rem, transparent 9.1rem),
		linear-gradient(135deg, var(--gspk-green-soft) 0%, #fff 62%, var(--gspk-sand) 100%);
	border: 1px solid #d4e2dc;
	border-radius: clamp(1.25rem, 3vw, 2rem);
	box-shadow: 0 18px 50px rgba(22, 63, 54, 0.09);
	margin-block-end: clamp(1.5rem, 4vw, 2.75rem);
	overflow: hidden;
	padding: clamp(2rem, 5vw, 4rem);
	position: relative;
}

.gspk-page-header::after {
	border: 1px solid rgba(39, 100, 86, 0.17);
	border-radius: 50%;
	content: "";
	height: 10rem;
	position: absolute;
	right: -4rem;
	top: -5rem;
	width: 10rem;
}

.gspk-page-header__content {
	max-width: 860px;
	position: relative;
	z-index: 1;
}

.gspk-page-header__eyebrow {
	color: var(--gspk-green);
	font-size: 0.75rem;
	font-weight: 800;
	letter-spacing: 0.16em;
	line-height: 1.5;
	margin: 0 0 0.75rem;
}

.gspk-page-header h1 {
	color: var(--gspk-green-dark);
	font-size: clamp(2.25rem, 4.2vw, 3rem);
	font-weight: 700;
	letter-spacing: 0.015em;
	line-height: 1.35;
	margin: 0;
}

.gspk-page-header__lead {
	color: #3f514d;
	font-size: clamp(1rem, 1.7vw, 1.125rem);
	line-height: 1.9;
	margin: 1rem 0 0;
	max-width: 760px;
}

.gspk-page-header__lead p {
	margin: 0;
}

.gspk-page-header__guide,
.gspk-page-header__meta {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
	margin-block-start: 1.5rem;
}

.gspk-page-header__guide span,
.gspk-page-header__meta span {
	align-items: center;
	background: rgba(255, 255, 255, 0.86);
	border: 1px solid rgba(39, 100, 86, 0.2);
	border-radius: 999px;
	color: var(--gspk-green-dark);
	display: inline-flex;
	font-size: 0.875rem;
	font-weight: 700;
	min-height: 2.25rem;
	padding: 0.4rem 0.9rem;
}

.gspk-page-header__guide span::before {
	background: var(--gspk-green);
	border-radius: 50%;
	content: "";
	height: 0.4rem;
	margin-inline-end: 0.55rem;
	width: 0.4rem;
}

.gspk-term-parent {
	color: var(--gspk-muted);
	margin: 1.2rem 0 0;
}

.gspk-term-children {
	margin-block-start: 1rem;
}

.gspk-term-children ul,
.gspk-related-axes ul {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
	list-style: none;
	margin: 0;
	padding: 0;
}

.gspk-term-children a,
.gspk-related-axes a {
	background: var(--gspk-white);
	border: 1px solid var(--gspk-line);
	border-radius: 999px;
	color: var(--gspk-green-dark);
	display: inline-block;
	font-weight: 700;
	padding: 0.5rem 0.85rem;
	text-decoration: none;
}

.gspk-search {
	background: var(--gspk-white);
	border: 1px solid var(--gspk-line);
	border-radius: 1.25rem;
	box-shadow: 0 12px 35px rgba(22, 63, 54, 0.08);
	margin-block: 1.5rem 3.5rem;
	padding: clamp(1rem, 2.5vw, 1.5rem);
}

.gspk-search label {
	color: var(--gspk-green-dark);
	display: block;
	font-size: 0.95rem;
	font-weight: 700;
	margin-block-end: 0.65rem;
}

.gspk-search__controls {
	display: flex;
	gap: 0.65rem;
}

.gspk-search input {
	background: #fbfdfc;
	border: 1px solid #bfcfc8;
	border-radius: 0.75rem;
	flex: 1;
	font-size: 1rem;
	min-height: 3.25rem;
	min-width: 0;
	padding: 0.75rem 1rem;
}

.gspk-main .gspk-search button[type="submit"] {
	background-color: var(--gspk-green-dark);
	border: 0;
	border-radius: 0.75rem;
	color: var(--gspk-white);
	cursor: pointer;
	font-size: 0.95rem;
	font-weight: 700;
	min-width: 7rem;
	padding: 0.75rem 1.25rem;
	transition: background-color 0.2s ease, transform 0.2s ease;
}

.gspk-main .gspk-search button[type="submit"]:hover {
	background-color: var(--gspk-green);
	transform: translateY(-1px);
}

.gspk-section {
	margin-block: clamp(3rem, 7vw, 5rem);
}

.gspk-section > h2,
.gspk-related-axes > h2,
.gspk-section__heading h2 {
	color: var(--gspk-green-dark);
	font-size: clamp(1.6rem, 3vw, 2rem);
	line-height: 1.45;
	margin: 0 0 1.5rem;
}

.gspk-section > h2::before,
.gspk-related-axes > h2::before,
.gspk-section__heading h2::before {
	background: var(--gspk-green);
	border-radius: 999px;
	content: "";
	display: inline-block;
	height: 1.25em;
	margin-inline-end: 0.65rem;
	vertical-align: -0.2em;
	width: 0.28rem;
}

.gspk-section__heading {
	margin-block-end: 1.75rem;
}

.gspk-section__heading p {
	color: var(--gspk-green);
	font-size: 0.75rem;
	font-weight: 800;
	letter-spacing: 0.14em;
	margin: 0 0 0.35rem;
}

.gspk-section__heading h2 {
	margin-block-end: 0.5rem;
}

.gspk-section__heading > span {
	color: var(--gspk-muted);
	display: block;
	line-height: 1.8;
}

.gspk-axes {
	display: grid;
	gap: 1.25rem;
	grid-template-columns: repeat(2, minmax(0, 1fr));
}

.gspk-axis {
	background: var(--gspk-white);
	border: 1px solid var(--gspk-line);
	border-radius: 1.25rem;
	box-shadow: 0 12px 35px rgba(22, 63, 54, 0.07);
	min-width: 0;
	overflow: hidden;
	padding: clamp(1.25rem, 3vw, 1.75rem);
	position: relative;
}

.gspk-axis::before {
	background: var(--gspk-green);
	content: "";
	height: 0.3rem;
	left: 0;
	position: absolute;
	right: 0;
	top: 0;
}

.gspk-axis:nth-child(2)::before {
	background: #99784a;
}

.gspk-axis:nth-child(3)::before {
	background: #43677b;
}

.gspk-axis:nth-child(4)::before {
	background: #765c74;
}

.gspk-axis h2 {
	color: var(--gspk-green-dark);
	font-size: 1.25rem;
	line-height: 1.5;
	margin: 0 0 1rem;
}

.gspk-axis__empty {
	background: var(--gspk-green-soft);
	border-radius: 0.75rem;
	color: var(--gspk-muted);
	font-size: 0.875rem;
	line-height: 1.7;
	margin: 0;
	padding: 0.8rem 0.9rem;
}

.gspk-term-list,
.gspk-term-list ul,
.gspk-related-axes ul {
	list-style: none;
	margin: 0;
	padding: 0;
}

.gspk-term-list li + li,
.gspk-term-list ul {
	margin-block-start: 0.55rem;
}

.gspk-term-list ul {
	border-inline-start: 2px solid var(--gspk-line);
	padding-inline-start: 0.85rem;
}

.gspk-term-list a {
	color: var(--gspk-green-dark);
	font-weight: 650;
	line-height: 1.65;
	text-decoration-color: #a9c2b8;
	text-decoration-thickness: 1px;
	text-underline-offset: 0.2em;
}

.gspk-term-list a:hover {
	color: var(--gspk-green);
	text-decoration-color: currentColor;
}

.gspk-count {
	color: var(--gspk-muted);
	font-size: 0.8em;
	font-weight: 500;
}

.gspk-card-grid {
	display: grid;
	gap: 1.5rem;
	grid-template-columns: repeat(3, minmax(0, 1fr));
}

.gspk-card {
	background: var(--gspk-white);
	border: 1px solid var(--gspk-line);
	border-radius: 1.25rem;
	box-shadow: 0 12px 34px rgba(22, 63, 54, 0.08);
	display: flex;
	flex-direction: column;
	min-width: 0;
	overflow: hidden;
	transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.gspk-card:hover {
	box-shadow: 0 18px 42px rgba(22, 63, 54, 0.14);
	transform: translateY(-3px);
}

.gspk-card__link {
	color: inherit;
	display: block;
	text-decoration: none;
}

.gspk-card__image {
	aspect-ratio: 16 / 9;
	background: var(--gspk-green-soft);
	display: block;
	overflow: hidden;
}

.gspk-card__image img {
	display: block;
	height: 100%;
	object-fit: cover;
	transition: transform 0.35s ease;
	width: 100%;
}

.gspk-card:hover .gspk-card__image img {
	transform: scale(1.025);
}

.gspk-card__body {
	display: grid;
	gap: 0.8rem;
	padding: 1.25rem 1.25rem 0.9rem;
}

.gspk-card__title {
	color: var(--gspk-green-dark);
	font-size: 1.125rem;
	font-weight: 700;
	line-height: 1.6;
}

.gspk-card__excerpt {
	color: #4d5e5a;
	font-size: 0.9rem;
	line-height: 1.75;
}

.gspk-card__date {
	color: var(--gspk-muted);
	font-size: 0.8rem;
}

.gspk-public-terms {
	border-block-start: 1px solid #edf1ef;
	color: var(--gspk-muted);
	display: flex;
	flex-wrap: wrap;
	font-size: 0.8rem;
	gap: 0.35rem 0.5rem;
	margin-block-start: auto;
	padding: 0.9rem 1.25rem 1.2rem;
}

.gspk-public-terms__label {
	color: var(--gspk-green-dark);
	font-weight: 700;
}

.gspk-public-terms a {
	color: var(--gspk-green);
	text-underline-offset: 0.15em;
}

.gspk-article__header .gspk-public-terms {
	border: 0;
	padding-inline: 0;
}

.gspk-article__header h1 {
	color: var(--gspk-green-dark);
	line-height: 1.4;
	margin-block: 0 0.75rem;
}

.gspk-article__updated {
	color: var(--gspk-muted);
}

.gspk-article__content {
	margin-block-start: 2rem;
}

.gspk-section--important {
	background: linear-gradient(135deg, var(--gspk-sand), #fff);
	border: 1px solid #e9e0cf;
	border-radius: 1.5rem;
	padding: clamp(1.25rem, 3vw, 2rem);
}

.gspk-related-axes {
	background: var(--gspk-green-soft);
	border: 1px solid #d4e2dc;
	border-radius: 1.25rem;
	margin-block: clamp(3rem, 7vw, 5rem);
	padding: clamp(1.25rem, 3vw, 2rem);
}

.gspk-related-axes h3 {
	color: var(--gspk-green-dark);
	font-size: 1rem;
	margin: 1.25rem 0 0.6rem;
}

.gspk-pagination {
	margin-block-start: 2rem;
}

.gspk-pagination ul {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
	list-style: none;
	padding: 0;
}

.gspk-pagination a,
.gspk-pagination .current {
	border: 1px solid var(--gspk-line);
	border-radius: 0.5rem;
	display: inline-block;
	min-width: 2.6rem;
	padding: 0.55rem 0.75rem;
	text-align: center;
	text-decoration: none;
}

.gspk-pagination .current {
	background: var(--gspk-green-dark);
	border-color: var(--gspk-green-dark);
	color: var(--gspk-white);
}

.gspk-empty {
	background: var(--gspk-green-soft);
	border: 1px solid var(--gspk-line);
	border-radius: 1rem;
	color: var(--gspk-muted);
	padding: 1.25rem;
}

.gspk-main a:focus-visible,
.gspk-main button:focus-visible,
.gspk-main input:focus-visible {
	outline: 3px solid #1e73be;
	outline-offset: 3px;
}

@media (max-width: 900px) {
	.gspk-card-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (max-width: 700px) {
	.gspk-main {
		padding: 1rem;
	}

	.gspk-page-header {
		background:
			radial-gradient(circle at 100% 0, rgba(39, 100, 86, 0.1) 0, rgba(39, 100, 86, 0.1) 6rem, transparent 6.1rem),
			linear-gradient(145deg, var(--gspk-green-soft), #fff 75%);
		border-radius: 1.25rem;
		padding: 1.75rem 1.25rem;
	}

	.gspk-page-header h1 {
		font-size: clamp(2rem, 9vw, 2.45rem);
	}

	.gspk-page-header__lead {
		font-size: 1rem;
		line-height: 1.8;
	}

	.gspk-page-header__guide,
	.gspk-page-header__meta {
		gap: 0.4rem;
		margin-block-start: 1.2rem;
	}

	.gspk-page-header__guide span,
	.gspk-page-header__meta span {
		font-size: 0.78rem;
		min-height: 2rem;
		padding: 0.35rem 0.7rem;
	}

	.gspk-search {
		border-radius: 1rem;
		margin-block-end: 3rem;
	}

	.gspk-search__controls {
		flex-direction: column;
	}

	.gspk-search button {
		width: 100%;
	}

	.gspk-axes,
	.gspk-card-grid {
		grid-template-columns: 1fr;
	}

	.gspk-axis,
	.gspk-card,
	.gspk-section--important,
	.gspk-related-axes {
		border-radius: 1rem;
	}

	.gspk-section {
		margin-block: 3.5rem;
	}
}

@media (prefers-reduced-motion: reduce) {
	.gspk-card,
	.gspk-card__image img,
	.gspk-search button {
		transition: none;
	}
}

@media print {
	.gspk-search,
	.gspk-pagination,
	.gspk-related-posts,
	.gspk-related-axes {
		display: none;
	}

	.gspk-main {
		max-width: none;
		padding: 0;
	}

	.gspk-page-header,
	.gspk-card,
	.gspk-axis {
		box-shadow: none;
	}
}