@charset "UTF-8";

/* ----------
基本設定
---------- */

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

html {
	background: #050505;
	color: #e8e8e8;
	font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
	line-height: 1.8;
}

body {
	min-width: 320px;
	margin: 0;
	background: #050505;
	color: #e8e8e8;
}

body,
h1,
h2,
h3,
p,
ol,
ul,
pre {
	margin: 0;
}

a {
	color: inherit;
	text-decoration: none;
}

code {
	font-family: "Consolas", "Courier New", monospace;
}

.inner {
	width: min(100% - 48px, 960px);
	margin: 0 auto;
}

.lnk {
	color: #ffb36b;
	text-decoration: underline;
	text-decoration-color: rgba(255, 179, 107, 0.45);
	text-underline-offset: 4px;
	transition: color 0.2s ease, text-decoration-color 0.2s ease;
}

.lnk:hover {
	color: #ffffff;
	text-decoration-color: #f38020;
}

.lbl {
	display: inline-flex;
	align-items: center;
	width: fit-content;
	margin-bottom: 16px;
	padding: 4px 10px;
	border: 1px solid rgba(243, 128, 32, 0.45);
	border-radius: 999px;
	color: #ffb36b;
	font-size: 0.78rem;
	font-weight: 700;
	line-height: 1.4;
	letter-spacing: 0;
}

.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-height: 48px;
	padding: 10px 18px;
	border: 1px solid #f38020;
	border-radius: 6px;
	background: #111111;
	color: #ffffff;
	font-weight: 700;
	transition: background 0.2s ease, border-color 0.2s ease;
}

.btn:hover {
	background: #1a1a1a;
	border-color: #ffb36b;
}

@media screen and (min-width: 768px) {
	.pcOFF {
		display: none !important;
	}
}

@media screen and (max-width: 767px) {
	.spOFF {
		display: none !important;
	}
}

@media screen and (max-width: 1100px) {
	.inner {
		width: min(100% - 36px, 960px);
	}
}

@media screen and (max-width: 767px) {
	.inner {
		width: min(100% - 28px, 960px);
	}
}

/* ----------
サイトヘッダー
---------- */

.siteHeader {
	position: sticky;
	top: 0;
	z-index: 10;
	border-bottom: 1px solid #2a2a2a;
	background: rgba(5, 5, 5, 0.88);
	backdrop-filter: blur(12px);
}

.siteHeader .inner {
	display: flex;
	gap: 20px;
	align-items: center;
	justify-content: space-between;
	min-height: 72px;
}

.siteHeader_logo {
	color: #ffffff;
	font-size: 1rem;
	font-weight: 800;
}

.siteHeader_nav {
	display: flex;
	gap: 18px;
	align-items: center;
	color: #a8a8a8;
	font-size: 0.92rem;
}

@media screen and (max-width: 1100px) {
}

@media screen and (max-width: 767px) {
	.siteHeader .inner {
		align-items: flex-start;
		flex-direction: column;
		gap: 6px;
		padding: 16px 0;
	}
}

/* ----------
ヒーロー
---------- */

.heroSec {
	padding: 104px 0 72px;
	border-bottom: 1px solid #2a2a2a;
	background: #050505;
}

.heroSec_tit {
	max-width: 780px;
	color: #ffffff;
	font-size: 4.2rem;
	font-weight: 900;
	line-height: 1.12;
	letter-spacing: 0;
}

.heroSec_txt {
	max-width: 700px;
	margin-top: 28px;
	color: #cfcfcf;
	font-size: 1.08rem;
}

.heroSec_btn {
	margin-top: 36px;
}

@media screen and (max-width: 1100px) {
	.heroSec {
		padding: 88px 0 64px;
	}

	.heroSec_tit {
		font-size: 3.4rem;
	}
}

@media screen and (max-width: 767px) {
	.heroSec {
		padding: 64px 0 48px;
	}

	.heroSec_tit {
		font-size: 2.25rem;
	}

	.heroSec_txt {
		font-size: 1rem;
	}
}

/* ----------
記事一覧
---------- */

.articleSec {
	padding: 64px 0 88px;
}

.articleSec_tit {
	margin-bottom: 24px;
	color: #ffffff;
	font-size: 1.5rem;
	line-height: 1.35;
}

.articleCard {
	padding: 28px;
	border: 1px solid #2a2a2a;
	border-radius: 8px;
	background: #111111;
}

.articleCard_tit {
	color: #ffffff;
	font-size: 1.45rem;
	line-height: 1.45;
}

.articleCard_tit a:hover {
	color: #ffb36b;
}

.articleCard_txt {
	margin-top: 14px;
	color: #cfcfcf;
}

.articleCard_lnk {
	margin-top: 20px;
}

@media screen and (max-width: 1100px) {
}

@media screen and (max-width: 767px) {
	.articleSec {
		padding: 48px 0 64px;
	}

	.articleCard {
		padding: 22px;
	}
}

/* ----------
記事ヘッダー
---------- */

.postHeroSec {
	padding: 76px 0 52px;
	border-bottom: 1px solid #2a2a2a;
	background: #050505;
}

.postHeroSec_tit {
	max-width: 860px;
	color: #ffffff;
	font-size: 3.4rem;
	font-weight: 900;
	line-height: 1.16;
	letter-spacing: 0;
}

.postHeroSec_txt {
	max-width: 760px;
	margin-top: 24px;
	color: #cfcfcf;
	font-size: 1.04rem;
}

@media screen and (max-width: 1100px) {
	.postHeroSec_tit {
		font-size: 2.8rem;
	}
}

@media screen and (max-width: 767px) {
	.postHeroSec {
		padding: 52px 0 40px;
	}

	.postHeroSec_tit {
		font-size: 2rem;
	}
}

/* ----------
記事本文
---------- */

.postSec {
	padding: 24px 0 88px;
}

.postBlock {
	padding: 40px 0;
	border-bottom: 1px solid #2a2a2a;
}

.postBlock h2 {
	color: #ffffff;
	font-size: 1.7rem;
	line-height: 1.45;
}

.postBlock h3 {
	margin-top: 28px;
	color: #ffffff;
	font-size: 1.18rem;
	line-height: 1.5;
}

.postBlock p {
	margin-top: 18px;
	color: #d9d9d9;
}

.postBlock ol,
.postBlock ul {
	margin-top: 18px;
	padding-left: 1.4em;
	color: #d9d9d9;
}

.postBlock li + li {
	margin-top: 6px;
}

.postBlock code {
	padding: 0.12em 0.28em;
	border: 1px solid #2a2a2a;
	border-radius: 4px;
	background: #0b0b0b;
	color: #ffb36b;
	font-size: 0.94em;
}

.postBlock pre {
	overflow-x: auto;
	margin: 0;
	padding: 18px 100px 18px 18px;
	border: 1px solid #2a2a2a;
	border-radius: 8px;
	background: #0b0b0b;
	color: #e8e8e8;
	font-size: 0.92rem;
	line-height: 1.65;
}

.postBlock pre code {
	padding: 0;
	border: 0;
	background: transparent;
	color: inherit;
	font-size: inherit;
}

.codeBox {
	position: relative;
	margin-top: 18px;
}

.codeBox_copy {
	position: absolute;
	top: 10px;
	right: 10px;
	z-index: 1;
	min-width: 72px;
	min-height: 32px;
	padding: 5px 10px;
	border: 1px solid rgba(243, 128, 32, 0.55);
	border-radius: 6px;
	background: rgba(17, 17, 17, 0.95);
	color: #ffb36b;
	font: inherit;
	font-size: 0.78rem;
	font-weight: 700;
	line-height: 1.2;
	cursor: pointer;
	transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.codeBox_copy:hover {
	border-color: #ffb36b;
	background: #1a1a1a;
	color: #ffffff;
}

.codeBox_copy:focus-visible {
	outline: 2px solid #ffb36b;
	outline-offset: 2px;
}

.codeBox_copy.is-copied {
	border-color: #ffb36b;
	color: #ffffff;
}

.checkLst {
	list-style: none;
}

.checkLst li {
	position: relative;
	padding-left: 1.6em;
}

.checkLst li::before {
	position: absolute;
	top: 0.12em;
	left: 0;
	color: #f38020;
	content: "□";
}

@media screen and (max-width: 1100px) {
}

@media screen and (max-width: 767px) {
	.postSec {
		padding: 12px 0 64px;
	}

	.postBlock {
		padding: 32px 0;
	}

	.postBlock h2 {
		font-size: 1.36rem;
	}

	.postBlock pre {
		padding: 48px 14px 14px;
		font-size: 0.84rem;
	}

	.codeBox_copy {
		top: 8px;
		right: 8px;
		min-width: 64px;
		min-height: 30px;
		font-size: 0.72rem;
	}
}

/* ----------
サイトフッター
---------- */

.siteFooter {
	padding: 28px 0;
	border-top: 1px solid #2a2a2a;
}

.siteFooter_txt {
	color: #a8a8a8;
	font-size: 0.9rem;
}

@media screen and (max-width: 1100px) {
}

@media screen and (max-width: 767px) {
}