/* Sorabun マニュアル — 公式サイトのデザイントークンに準拠 */
:root {
	--blue: #4E7DF0;
	--blue-light: #6FA0F5;
	--navy: #1B2A5B;
	--purple: #7C4DFF;
	--bg: #ffffff;
	--bg-soft: #F4F8FF;
	--text: #2b3345;
	--muted: #64748b;
	--border: #ECF1F9;
	--radius: 16px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
	font-family: 'Noto Sans JP', sans-serif;
	color: var(--text); background: var(--bg); line-height: 1.9;
	overflow-x: hidden;
}
img { max-width: 100%; height: auto; }
img.emoji {
	height: 1.15em; width: 1.15em; vertical-align: -0.2em;
	display: inline-block; margin: 0 .08em; user-select: none;
}
.mn-wrap { max-width: 1040px; margin: 0 auto; padding: 0 24px; }

/* ヘッダー */
.mn-head {
	position: sticky; top: 0; z-index: 50;
	background: rgba(255,255,255,.94); backdrop-filter: blur(8px);
	border-bottom: 1px solid #eef2f7;
}
.mn-nav { display: flex; align-items: center; gap: 14px; height: 60px; }
.mn-logo img { display: block; height: 32px; width: auto; }
.mn-title {
	font-weight: 800; color: var(--navy); text-decoration: none; font-size: 15px;
	border-left: 1px solid #dde5f2; padding-left: 14px;
}
.mn-spacer { flex: 1; }
.mn-link { color: var(--muted); text-decoration: none; font-size: 13px; padding: 8px 0; }
.mn-link:hover { color: var(--blue); }

/* 目次トップ */
.mn-hero {
	background:
		radial-gradient(ellipse 60% 60% at 80% 0%, rgba(124,77,255,.08), transparent),
		radial-gradient(ellipse 70% 60% at 15% 10%, rgba(78,125,240,.10), transparent),
		var(--bg);
	padding: 56px 0 44px; text-align: center;
}
.mn-hero h1 { font-size: clamp(24px, 4vw, 34px); font-weight: 900; color: var(--navy); }
.mn-hero > .mn-wrap > p { color: var(--muted); font-size: 14.5px; margin-top: 10px; }
.mn-search { max-width: 560px; margin: 26px auto 0; position: relative; }
.mn-search input {
	width: 100%; font-family: inherit; font-size: 15px;
	padding: 15px 20px; border: 2px solid #E3ECFB; border-radius: 999px;
	background: #fff; color: var(--text); outline: none;
	box-shadow: 0 4px 16px rgba(27,42,91,.06);
}
.mn-search input:focus { border-color: var(--blue); }
.mn-ver { font-size: 12px; color: var(--muted); margin-top: 18px; }

.mn-result {
	max-width: 560px; margin: 12px auto 0; text-align: left;
	background: #fff; border: 1px solid #E3ECFB; border-radius: 14px;
	box-shadow: 0 10px 30px rgba(27,42,91,.10); overflow: hidden;
}
.mn-result a {
	display: block; padding: 12px 18px; text-decoration: none; color: var(--text);
	border-bottom: 1px solid var(--border);
}
.mn-result a:last-child { border-bottom: none; }
.mn-result a:hover, .mn-result a.is-active { background: var(--bg-soft); }
.mn-result .t { font-weight: 700; color: var(--navy); font-size: 14px; }
.mn-result .c { font-size: 11px; color: var(--blue); font-weight: 700; }
.mn-result .s { font-size: 12px; color: var(--muted); display: block; line-height: 1.7; }
.mn-result .none { padding: 16px 18px; color: var(--muted); font-size: 13px; }

.mn-index { padding: 8px 24px 72px; }
.mn-cat { margin-top: 44px; }
.mn-cat h2 {
	font-size: 18px; font-weight: 900; color: var(--navy);
	padding-bottom: 10px; border-bottom: 2px solid #E3ECFB; margin-bottom: 18px;
}
.mn-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(300px,100%), 1fr)); gap: 14px; }
.mn-card {
	display: block; text-decoration: none; background: #fff;
	border: 1px solid var(--border); border-radius: 14px; padding: 18px 20px;
	box-shadow: 0 4px 16px rgba(27,42,91,.04);
	transition: border-color .15s, transform .15s;
}
.mn-card:hover { border-color: var(--blue); transform: translateY(-2px); }
.mn-card-icon { height: 22px !important; width: 22px !important; vertical-align: middle; margin: 0 0 6px; display: block; }
.mn-card .t { display: block; font-weight: 700; color: var(--navy); font-size: 14.5px; line-height: 1.6; }
.mn-card .s { display: block; font-size: 12.5px; color: var(--muted); margin-top: 5px; line-height: 1.75; }

/* 記事ページ */
.mn-doc { padding: 26px 24px 72px; }
.mn-crumb { font-size: 12.5px; color: var(--muted); margin-bottom: 18px; }
.mn-crumb a { color: var(--blue); text-decoration: none; }
.mn-cols { display: flex; gap: 40px; align-items: flex-start; }
.mn-side {
	flex: 0 0 218px; position: sticky; top: 82px;
	background: var(--bg-soft); border: 1px solid #DCE8FB; border-radius: 14px; padding: 16px 18px;
}
.mn-side > b { display: block; font-size: 12px; color: var(--blue); letter-spacing: .06em; margin-bottom: 10px; }
.mn-side ul { list-style: none; }
.mn-side li { margin-bottom: 2px; }
.mn-side a {
	display: block; color: var(--text); text-decoration: none;
	font-size: 13px; line-height: 1.6; padding: 6px 8px; border-radius: 8px;
}
.mn-side a:hover { background: #fff; color: var(--blue); }
.mn-side li.is-current a { background: #fff; color: var(--blue); font-weight: 700; }
.mn-side-all { display: inline-block; margin-top: 10px; font-size: 12px; color: var(--muted); }

.mn-body { flex: 1; min-width: 0; }
.mn-body h1 { font-size: clamp(22px, 3.4vw, 30px); font-weight: 900; color: var(--navy); line-height: 1.5; }
.mn-h1-icon { height: 1em !important; width: 1em !important; margin-right: .3em; vertical-align: -0.1em; }
.mn-lead { color: var(--muted); font-size: 14.5px; margin-top: 10px; }
.mn-body h2 {
	font-size: 19px; font-weight: 800; color: var(--navy);
	margin: 44px 0 14px; padding-bottom: 10px; border-bottom: 2px solid #E3ECFB;
}
.mn-body h3 { font-size: 16px; font-weight: 700; color: var(--navy); margin: 30px 0 10px; }
.mn-body p { font-size: 14.5px; margin-bottom: 15px; }
.mn-body ul, .mn-body ol { margin: 0 0 18px 1.5em; font-size: 14.5px; }
.mn-body li { margin-bottom: 8px; }
.mn-body a { color: var(--blue); }
.mn-body strong { color: var(--navy); }
.mn-body code {
	font-size: 12.5px; background: #F1F5FD; border: 1px solid #E3ECFB;
	border-radius: 5px; padding: 1px 6px; color: #33415c;
	overflow-wrap: anywhere;
}
.mn-body hr { border: none; border-top: 1px solid var(--border); margin: 32px 0; }

.table-wrap { overflow-x: auto; margin-bottom: 20px; }
.mn-body table { width: 100%; border-collapse: collapse; font-size: 13.5px; min-width: 420px; }
.mn-body th, .mn-body td { border: 1px solid #E3ECFB; padding: 10px 14px; text-align: left; vertical-align: top; }
.mn-body thead th { background: var(--bg-soft); color: var(--navy); font-weight: 700; }
.tag {
	display: inline-block; font-size: 10px; font-weight: 800; border-radius: 999px;
	padding: 1px 8px; background: #EEF3FD; color: #4a5a7a; margin-left: 6px; vertical-align: middle;
}
.tag-pro { background: linear-gradient(135deg, var(--purple), #9d7bff); color: #fff; }

/* 注意・ヒント */
.cx { border-radius: 12px; padding: 16px 18px; margin: 0 0 20px; font-size: 13.5px; line-height: 1.9; }
.cx p:last-child { margin-bottom: 0; }
.cx b { display: block; margin-bottom: 4px; }
.cx-note { background: var(--bg-soft); border: 1px solid #DCE8FB; }
.cx-note b { color: var(--navy); }
.cx-tip { background: #EFFBF3; border: 1px solid #B7E7C9; }
.cx-tip b { color: #0B7A46; }
.cx-warn { background: #FFF8E6; border: 1px solid #F0C24B; }
.cx-warn b { color: #8a5a00; }

.mn-pager { display: flex; justify-content: space-between; gap: 16px; margin-top: 48px; padding-top: 22px; border-top: 1px solid var(--border); }
.mn-pager a { color: var(--blue); text-decoration: none; font-size: 13.5px; font-weight: 700; }
.mn-pager a:hover { text-decoration: underline; }

/* フッター */
.mn-foot { background: #101a3a; color: #93a1c9; padding: 32px 0; font-size: 12.5px; text-align: center; }
.mn-foot a { color: #93a1c9; }
.mn-fine { font-size: 11px; opacity: .8; margin-top: 6px; }

/* ===== スマートフォン（iPhone SE 375px を基準に検証） ===== */
@media (max-width: 860px) {
	.mn-cols { flex-direction: column; gap: 22px; }
	.mn-side { position: static; flex: 1 1 auto; width: 100%; }
}
@media (max-width: 480px) {
	.mn-wrap { padding: 0 18px; }
	.mn-nav { height: 54px; gap: 10px; }
	.mn-title { padding-left: 10px; font-size: 14px; }
	.mn-link { font-size: 12px; }
	.mn-hero { padding: 36px 0 32px; }
	.mn-search input { font-size: 16px; padding: 13px 18px; }
	.mn-index { padding: 4px 18px 56px; }
	.mn-cat { margin-top: 34px; }
	.mn-cards { grid-template-columns: 1fr; }
	.mn-card { padding: 16px 16px; }
	.mn-doc { padding: 20px 18px 56px; }
	.mn-body h2 { font-size: 17px; margin: 34px 0 12px; }
	.mn-body h3 { font-size: 15px; }
	.mn-body p, .mn-body ul, .mn-body ol { font-size: 14px; }
	.mn-body ul, .mn-body ol { margin-left: 1.25em; }
	.mn-body th, .mn-body td { padding: 9px 11px; }
	.cx { padding: 14px 15px; font-size: 13px; }
	.mn-side a { padding: 9px 8px; }
	/* 指で押しやすいよう高さを確保する */
	.mn-crumb { margin-bottom: 12px; }
	.mn-crumb a { display: inline-block; padding: 10px 0; }
	.mn-side-all { padding: 10px 0; }
	.mn-pager { flex-direction: column; gap: 4px; }
	.mn-pager a { display: block; padding: 12px 0; }
}