/*
Theme Name: INFLO
Theme URI: https://inflo.co.jp/
Author: 合同会社INFLO
Description: 合同会社INFLOのコーポレートサイト用オリジナルテーマ
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: inflo
*/

/* =========================================================
   1. デザイントークン
   値は docs/brand-guide.md と theme.json に一致させる
   ========================================================= */

:root {
	/* 配色 */
	--color-primary: #0b4f8a;
	--color-primary-dark: #073762;
	--color-primary-light: #e8f1f8;
	--color-accent: #00b8a9;
	--color-accent-dark: #009488;
	--color-text: #1a1a1a;
	--color-text-muted: #5a6570;
	--color-bg: #ffffff;
	--color-bg-alt: #f5f7fa;
	--color-border: #d9dee4;

	/* "流れ" を象徴するグラデーション */
	--gradient-flow: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);

	/* タイポグラフィ */
	--font-base:
		-apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN",
		"Hiragino Sans", "Noto Sans JP", Meiryo, sans-serif;

	--fs-hero: clamp(1.75rem, 5vw, 3rem);
	--fs-h1: clamp(1.5rem, 4vw, 2.25rem);
	--fs-h2: clamp(1.25rem, 3vw, 1.75rem);
	--fs-h3: clamp(1.125rem, 2.5vw, 1.375rem);
	--fs-body: 1rem;
	--fs-small: 0.875rem;

	--lh-body: 1.8;
	--lh-heading: 1.4;

	/* レイアウト */
	--width-container: 1120px;
	--width-prose: 720px;
	--space-gutter: 20px;
	--space-section: clamp(3rem, 8vw, 6rem);

	--radius: 6px;
	--shadow-card: 0 1px 3px rgba(16, 34, 51, 0.08);
	--shadow-card-hover: 0 6px 20px rgba(16, 34, 51, 0.12);
	--header-height: 64px;
}

/* =========================================================
   2. ベース
   ========================================================= */

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

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

body {
	margin: 0;
	font-family: var(--font-base);
	font-size: var(--fs-body);
	line-height: var(--lh-body);
	color: var(--color-text);
	background-color: var(--color-bg);
	-webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
	margin: 0 0 0.6em;
	line-height: var(--lh-heading);
	letter-spacing: 0.02em;
	font-weight: 700;
	word-break: auto-phrase;
	overflow-wrap: anywhere;
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

p,
ul,
ol,
dl,
table,
figure {
	margin: 0 0 1.5em;
}

ul,
ol {
	padding-left: 1.4em;
}

li {
	margin-bottom: 0.4em;
}

a {
	color: var(--color-primary);
	text-underline-offset: 0.2em;
}

a:hover {
	color: var(--color-primary-dark);
}

/* 色だけで情報を伝えないため、本文中のリンクは下線を保つ */
:where(.c-prose) a {
	text-decoration: underline;
}

img,
video,
svg {
	max-width: 100%;
	height: auto;
}

strong {
	font-weight: 700;
}

hr {
	border: 0;
	border-top: 1px solid var(--color-border);
	margin: 2.5em 0;
}

blockquote {
	margin: 0 0 1.5em;
	padding: 1em 1.25em;
	border-left: 4px solid var(--color-accent);
	background: var(--color-bg-alt);
}

blockquote > :last-child {
	margin-bottom: 0;
}

code {
	font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
	font-size: 0.9em;
	background: var(--color-bg-alt);
	padding: 0.15em 0.4em;
	border-radius: 3px;
}

table {
	width: 100%;
	border-collapse: collapse;
	font-size: var(--fs-small);
}

th,
td {
	padding: 0.85em 1em;
	border: 1px solid var(--color-border);
	text-align: left;
	vertical-align: top;
}

th {
	background: var(--color-bg-alt);
	font-weight: 700;
	white-space: nowrap;
}

/* 表は狭い画面でも押し出さず、内側で横スクロールさせる */
.c-table-scroll {
	overflow-x: auto;
	margin-bottom: 1.5em;
}

.c-table-scroll > table {
	margin-bottom: 0;
}

:focus-visible {
	outline: 3px solid var(--color-accent);
	outline-offset: 2px;
}

/* =========================================================
   3. レイアウト
   ========================================================= */

.l-container {
	width: 100%;
	max-width: var(--width-container);
	margin-inline: auto;
	padding-inline: var(--space-gutter);
}

.l-prose {
	max-width: var(--width-prose);
}

.l-section {
	padding-block: var(--space-section);
}

.l-section--alt {
	background: var(--color-bg-alt);
}

.l-section--light {
	background: var(--color-primary-light);
}

.l-main {
	display: block;
}

/* スクリーンリーダー向け */
.u-visually-hidden {
	position: absolute !important;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

.c-skip-link {
	position: absolute;
	top: -100px;
	left: var(--space-gutter);
	z-index: 200;
	padding: 0.75em 1.25em;
	background: var(--color-primary);
	color: #fff;
	text-decoration: none;
	border-radius: 0 0 var(--radius) var(--radius);
}

.c-skip-link:focus {
	top: 0;
	color: #fff;
}

/* =========================================================
   4. ヘッダー / グローバルナビ
   ========================================================= */

.l-header {
	position: sticky;
	top: 0;
	z-index: 100;
	background: rgba(255, 255, 255, 0.96);
	backdrop-filter: blur(6px);
	border-bottom: 1px solid var(--color-border);
}

.l-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	min-height: var(--header-height);
}

.c-logo {
	margin: 0;
	font-size: 1.25rem;
	line-height: 1.2;
	letter-spacing: 0.06em;
}

.c-logo a {
	display: inline-flex;
	align-items: baseline;
	gap: 0.5em;
	color: var(--color-primary);
	text-decoration: none;
	font-weight: 700;
}

.c-logo__sub {
	font-size: 0.6rem;
	font-weight: 400;
	letter-spacing: 0.08em;
	color: var(--color-text-muted);
}

/* --- ハンバーガー(モバイルのみ) --- */

.c-nav-toggle {
	display: inline-flex;
	flex-direction: column;
	justify-content: center;
	gap: 5px;
	width: 44px;
	height: 44px;
	padding: 0 10px;
	background: none;
	border: 0;
	cursor: pointer;
}

.c-nav-toggle__bar {
	display: block;
	height: 2px;
	background: var(--color-primary);
	transition: transform 0.25s ease, opacity 0.2s ease;
}

.c-nav-toggle[aria-expanded="true"] .c-nav-toggle__bar:nth-child(1) {
	transform: translateY(7px) rotate(45deg);
}

.c-nav-toggle[aria-expanded="true"] .c-nav-toggle__bar:nth-child(2) {
	opacity: 0;
}

.c-nav-toggle[aria-expanded="true"] .c-nav-toggle__bar:nth-child(3) {
	transform: translateY(-7px) rotate(-45deg);
}

/* --- ナビ本体 --- */

.c-gnav {
	position: absolute;
	inset-inline: 0;
	top: 100%;
	display: none;
	background: var(--color-bg);
	border-bottom: 1px solid var(--color-border);
	padding: 0.5rem var(--space-gutter) 1.5rem;
}

.c-gnav.is-open {
	display: block;
}

.c-gnav__list {
	list-style: none;
	margin: 0;
	padding: 0;
}

.c-gnav__list li {
	margin: 0;
	border-bottom: 1px solid var(--color-border);
}

.c-gnav__list a {
	display: block;
	padding: 0.9em 0.25em;
	color: var(--color-text);
	text-decoration: none;
	font-weight: 500;
}

.c-gnav__list a:hover,
.c-gnav__list .current-menu-item > a {
	color: var(--color-primary);
}

.c-gnav__cta {
	margin-top: 1.25rem;
}

.c-gnav__cta .c-button {
	width: 100%;
}

/* --- PC --- */

@media (min-width: 1024px) {
	.c-nav-toggle {
		display: none;
	}

	.c-gnav {
		position: static;
		display: flex;
		align-items: center;
		gap: 1.75rem;
		padding: 0;
		border-bottom: 0;
		background: none;
	}

	.c-gnav__list {
		display: flex;
		align-items: center;
		gap: 1.5rem;
	}

	.c-gnav__list li {
		border-bottom: 0;
	}

	.c-gnav__list a {
		padding: 0.25em 0;
		font-size: var(--fs-small);
	}

	.c-gnav__cta {
		margin-top: 0;
	}

	.c-gnav__cta .c-button {
		width: auto;
	}
}

/* =========================================================
   5. ボタン
   ========================================================= */

.c-button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.5em;
	padding: 0.9em 1.75em;
	font-size: var(--fs-body);
	font-weight: 700;
	line-height: 1.4;
	text-align: center;
	text-decoration: none;
	border: 2px solid transparent;
	border-radius: var(--radius);
	cursor: pointer;
	transition: background-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.c-button--primary {
	background: var(--color-accent);
	color: #fff;
}

.c-button--primary:hover {
	background: var(--color-accent-dark);
	color: #fff;
	box-shadow: var(--shadow-card-hover);
}

.c-button--ghost {
	background: transparent;
	color: var(--color-primary);
	border-color: var(--color-primary);
}

.c-button--ghost:hover {
	background: var(--color-primary);
	color: #fff;
}

.c-button--on-dark {
	background: #fff;
	color: var(--color-primary);
}

.c-button--on-dark:hover {
	background: var(--color-primary-light);
	color: var(--color-primary-dark);
}

.c-button--small {
	padding: 0.6em 1.2em;
	font-size: var(--fs-small);
}

/* =========================================================
   6. セクション見出し
   ========================================================= */

.c-section-heading {
	margin-bottom: clamp(1.75rem, 4vw, 2.5rem);
}

.c-section-heading__label {
	display: block;
	margin-bottom: 0.5em;
	font-size: var(--fs-small);
	font-weight: 700;
	letter-spacing: 0.12em;
	color: var(--color-accent);
	text-transform: uppercase;
}

.c-section-heading__title {
	margin-bottom: 0.4em;
}

.c-section-heading__lead {
	margin-bottom: 0;
	color: var(--color-text-muted);
	max-width: var(--width-prose);
}

/* =========================================================
   7. カード
   ========================================================= */

.c-card-grid {
	display: grid;
	gap: 1.25rem;
	grid-template-columns: 1fr;
}

@media (min-width: 768px) {
	.c-card-grid--3 {
		grid-template-columns: repeat(3, 1fr);
	}

	.c-card-grid--2 {
		grid-template-columns: repeat(2, 1fr);
	}
}

.c-card {
	display: flex;
	flex-direction: column;
	padding: 1.75rem;
	background: var(--color-bg);
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
	box-shadow: var(--shadow-card);
	transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.c-card__title {
	margin-bottom: 0.5em;
	color: var(--color-primary);
}

.c-card__text {
	flex: 1;
	margin-bottom: 1.25em;
	font-size: var(--fs-small);
	color: var(--color-text-muted);
}

.c-card__link {
	font-weight: 700;
	font-size: var(--fs-small);
	text-decoration: none;
}

.c-card__link::after {
	content: " →";
}

.c-card:has(a:hover) {
	box-shadow: var(--shadow-card-hover);
	transform: translateY(-2px);
}

/* =========================================================
   8. CTAブロック
   ========================================================= */

.c-cta {
	background: var(--gradient-flow);
	color: #fff;
	text-align: center;
}

.c-cta__title {
	color: #fff;
	margin-bottom: 0.5em;
}

.c-cta__text {
	max-width: 40em;
	margin-inline: auto;
	margin-bottom: 2em;
}

.c-cta__note {
	margin-top: 1.5em;
	margin-bottom: 0;
	font-size: var(--fs-small);
	opacity: 0.9;
}

/* =========================================================
   9. パンくず
   ========================================================= */

.c-breadcrumb {
	padding-block: 0.9rem;
	font-size: var(--fs-small);
	color: var(--color-text-muted);
	border-bottom: 1px solid var(--color-border);
}

.c-breadcrumb__list {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5em;
	list-style: none;
	margin: 0;
	padding: 0;
}

.c-breadcrumb__list li {
	margin: 0;
}

.c-breadcrumb__list li + li::before {
	content: "/";
	margin-right: 0.5em;
	color: var(--color-border);
}

/* =========================================================
   10. ページヘッダー(下層共通)
   ========================================================= */

.c-page-header {
	padding-block: clamp(2.5rem, 6vw, 4rem);
	background: var(--color-primary-light);
}

.c-page-header__title {
	margin-bottom: 0.3em;
}

.c-page-header__lead {
	margin-bottom: 0;
	color: var(--color-text-muted);
	max-width: var(--width-prose);
}

/* =========================================================
   11. 本文(投稿・固定ページの流し込み領域)
   ========================================================= */

.c-prose {
	max-width: var(--width-prose);
}

.c-prose > h2 {
	margin-top: 2.5em;
	padding-bottom: 0.4em;
	border-bottom: 2px solid var(--color-primary-light);
	color: var(--color-primary);
}

.c-prose > h3 {
	margin-top: 2em;
	color: var(--color-primary);
}

.c-prose > :first-child {
	margin-top: 0;
}

.c-prose img {
	border-radius: var(--radius);
}

/* =========================================================
   12. フッター
   ========================================================= */

.l-footer {
	padding-block: clamp(2.5rem, 6vw, 4rem) 1.5rem;
	background: var(--color-primary-dark);
	color: rgba(255, 255, 255, 0.85);
	font-size: var(--fs-small);
}

.l-footer a {
	color: rgba(255, 255, 255, 0.85);
	text-decoration: none;
}

.l-footer a:hover {
	color: #fff;
	text-decoration: underline;
}

.l-footer__top {
	display: grid;
	gap: 2rem;
	margin-bottom: 2.5rem;
}

@media (min-width: 768px) {
	.l-footer__top {
		grid-template-columns: 1fr 2fr;
		gap: 3rem;
	}
}

.l-footer__brand-name {
	margin: 0 0 0.5em;
	font-size: 1.125rem;
	color: #fff;
	letter-spacing: 0.06em;
}

.l-footer__brand-text {
	margin: 0;
	color: rgba(255, 255, 255, 0.7);
}

.c-fnav {
	display: grid;
	gap: 1.5rem;
	grid-template-columns: repeat(2, 1fr);
}

.c-fnav__list {
	list-style: none;
	margin: 0;
	padding: 0;
}

.c-fnav__list li {
	margin-bottom: 0.6em;
}

.l-footer__bottom {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	padding-top: 1.5rem;
	border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.l-footer__copyright {
	margin: 0;
	font-size: 0.8125rem;
	color: rgba(255, 255, 255, 0.6);
}

/* =========================================================
   13. 404 / 検索結果なし
   ========================================================= */

.c-notfound {
	text-align: center;
	padding-block: var(--space-section);
}

.c-notfound__code {
	display: block;
	font-size: clamp(3rem, 12vw, 6rem);
	font-weight: 700;
	line-height: 1;
	background: var(--gradient-flow);
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
}

.c-notfound__links {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 1rem;
	margin-top: 2rem;
}

/* =========================================================
   14. 記事一覧(暫定 — /insights/ は Phase D で本実装)
   ========================================================= */

.c-entry-list {
	list-style: none;
	margin: 0;
	padding: 0;
	max-width: var(--width-prose);
}

.c-entry-list li {
	margin: 0;
	padding-block: 1.5rem;
	border-bottom: 1px solid var(--color-border);
}

.c-entry__meta {
	display: block;
	margin-bottom: 0.4em;
	font-size: var(--fs-small);
	color: var(--color-text-muted);
}

.c-entry__title {
	margin: 0;
	font-size: var(--fs-h3);
}

.c-entry__title a {
	text-decoration: none;
}

/* =========================================================
   15. トップページ
   ========================================================= */

/* --- ヒーロー --- */

.c-hero {
	padding-block: clamp(2.5rem, 8vw, 5rem);
	background:
		radial-gradient(120% 100% at 100% 0%, var(--color-primary-light) 0%, rgba(232, 241, 248, 0) 60%),
		var(--color-bg);
	border-bottom: 1px solid var(--color-border);
}

.c-hero__inner {
	display: grid;
	gap: clamp(2rem, 5vw, 3rem);
	align-items: center;
}

@media (min-width: 1024px) {
	.c-hero__inner {
		grid-template-columns: 1.15fr 1fr;
	}
}

.c-hero__title {
	font-size: var(--fs-hero);
	margin-bottom: 0.6em;
	color: var(--color-primary);
}

.c-hero__title-accent {
	background: var(--gradient-flow);
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
}

.c-hero__lead {
	max-width: 34em;
	margin-bottom: 2em;
	color: var(--color-text);
}

.c-hero__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem;
}

.c-hero__actions .c-button {
	flex: 1 1 auto;
}

@media (min-width: 480px) {
	.c-hero__actions .c-button {
		flex: 0 0 auto;
	}
}

.c-hero__figure {
	justify-self: center;
	width: 100%;
	max-width: 520px;
}

.c-hero__figure svg {
	display: block;
	width: 100%;
	height: auto;
}

/*
 * ロゴ画像は背景が白ではなく淡いオフホワイトのため、
 * 角丸と細い枠で「意図して置いたパネル」に見せる。
 */
.c-hero__logo {
	display: block;
	width: 100%;
	height: auto;
	border-radius: var(--radius);
	border: 1px solid var(--color-border);
	box-shadow: var(--shadow-card);
}

/* --- 課題提起 --- */

.c-problem-list {
	display: grid;
	gap: 1rem;
	list-style: none;
	margin: 0 0 2rem;
	padding: 0;
}

@media (min-width: 768px) {
	.c-problem-list {
		grid-template-columns: repeat(2, 1fr);
	}
}

.c-problem {
	margin: 0;
	padding: 1.5rem;
	background: var(--color-bg);
	border-left: 4px solid var(--color-border);
	border-radius: 0 var(--radius) var(--radius) 0;
}

.c-problem__title {
	margin-bottom: 0.4em;
	font-size: var(--fs-body);
	color: var(--color-text);
}

.c-problem__title::before {
	content: "「";
}

.c-problem__title::after {
	content: "」";
}

.c-problem__text {
	margin: 0;
	font-size: var(--fs-small);
	color: var(--color-text-muted);
}

.c-problem-closing {
	margin: 0;
	font-weight: 700;
	color: var(--color-primary);
	text-align: center;
	font-size: var(--fs-h3);
}

/* --- 提供価値 --- */

.c-value-list {
	display: grid;
	gap: 2rem;
	list-style: none;
	margin: 0;
	padding: 0;
	counter-reset: value;
}

@media (min-width: 768px) {
	.c-value-list {
		grid-template-columns: repeat(3, 1fr);
		gap: 2.5rem;
	}
}

.c-value {
	margin: 0;
	padding-top: 1.25rem;
	border-top: 3px solid var(--color-accent);
}

.c-value__number {
	display: block;
	margin-bottom: 0.5em;
	font-size: 1.5rem;
	font-weight: 700;
	line-height: 1;
	color: var(--color-accent);
	letter-spacing: 0.04em;
}

.c-value__title {
	margin-bottom: 0.5em;
	color: var(--color-primary);
}

.c-value__text {
	margin: 0;
	font-size: var(--fs-small);
	color: var(--color-text-muted);
}

/* --- 選ばれる理由 --- */

.c-reason-list {
	display: grid;
	gap: 2rem;
}

@media (min-width: 1024px) {
	.c-reason-list {
		grid-template-columns: repeat(3, 1fr);
	}
}

.c-reason {
	padding: 1.75rem;
	background: var(--color-bg-alt);
	border-radius: var(--radius);
}

.c-reason__title {
	margin-bottom: 0.6em;
	color: var(--color-primary);
}

.c-reason__text {
	margin: 0;
	font-size: var(--fs-small);
}

/* --- 導入の流れ --- */

.c-step-list {
	display: grid;
	gap: 1rem;
	list-style: none;
	margin: 0;
	padding: 0;
}

@media (min-width: 768px) {
	.c-step-list {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (min-width: 1024px) {
	.c-step-list {
		grid-template-columns: repeat(4, 1fr);
	}
}

.c-step {
	position: relative;
	margin: 0;
	padding: 1.5rem;
	background: var(--color-bg);
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
}

.c-step__number {
	display: inline-block;
	margin-bottom: 0.75em;
	padding: 0.2em 0.7em;
	font-size: 0.75rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	color: #fff;
	background: var(--color-primary);
	border-radius: 100px;
}

.c-step__title {
	margin-bottom: 0.4em;
	font-size: var(--fs-body);
	color: var(--color-primary);
}

.c-step__text {
	margin: 0;
	font-size: var(--fs-small);
	color: var(--color-text-muted);
}

/* --- 代表メッセージ --- */

.c-message {
	display: grid;
	gap: 2rem;
	align-items: start;
}

@media (min-width: 768px) {
	.c-message:has(.c-message__figure) {
		grid-template-columns: 220px 1fr;
		gap: 2.5rem;
	}
}

.c-message__figure {
	margin: 0;
	max-width: 220px;
}

.c-message__figure img {
	width: 100%;
	border-radius: var(--radius);
	display: block;
}

.c-message__quote {
	margin: 0 0 1.5em;
	padding: 0 0 0 1.25em;
	border-left: 4px solid var(--color-accent);
	background: none;
}

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

.c-message__signature {
	margin-bottom: 1.5em;
	font-size: var(--fs-small);
	color: var(--color-text-muted);
}

.c-message__name {
	font-size: var(--fs-h3);
	font-weight: 700;
	color: var(--color-text);
	letter-spacing: 0.08em;
}

/* --- 業界特化バナー --- */

.c-banner {
	display: grid;
	gap: 1.5rem;
	align-items: center;
	padding: clamp(1.75rem, 5vw, 2.5rem);
	background: var(--gradient-flow);
	border-radius: var(--radius);
	color: #fff;
}

@media (min-width: 768px) {
	.c-banner {
		grid-template-columns: 1fr auto;
		gap: 2.5rem;
	}
}

.c-banner__title {
	color: #fff;
	margin-bottom: 0.5em;
}

.c-banner__text {
	margin: 0;
	font-size: var(--fs-small);
}

/* --- カードの補助テキスト --- */

.c-card__eyebrow {
	margin-bottom: 0.75em;
	font-size: 0.75rem;
	font-weight: 700;
	color: var(--color-accent);
}

/* --- セクション末尾のリンク --- */

.c-section-more {
	margin: 2.5rem 0 0;
	text-align: center;
}

.c-message .c-section-more {
	margin-top: 0;
	text-align: left;
}

/* =========================================================
   16. サービス一覧
   ========================================================= */

.c-lead {
	max-width: var(--width-prose);
	margin-bottom: clamp(2.5rem, 6vw, 4rem);
	font-size: var(--fs-h3);
	color: var(--color-text-muted);
}

.c-service {
	max-width: 860px;
	padding-top: clamp(2rem, 5vw, 3rem);
	margin-bottom: clamp(2.5rem, 6vw, 4rem);
	border-top: 1px solid var(--color-border);
}

.c-service:first-of-type {
	padding-top: 0;
	border-top: 0;
}

.c-service:last-of-type {
	margin-bottom: 0;
}

.c-service__head {
	display: flex;
	align-items: baseline;
	gap: 0.75rem;
	margin-bottom: 0.5rem;
}

.c-service__number {
	font-size: clamp(1.75rem, 5vw, 2.5rem);
	font-weight: 700;
	line-height: 1;
	letter-spacing: 0.02em;
	background: var(--gradient-flow);
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
}

.c-service__name {
	margin: 0;
	color: var(--color-primary);
}

.c-service__headline {
	margin-bottom: 1em;
	padding-left: 0.75em;
	border-left: 4px solid var(--color-accent);
	color: var(--color-text);
}

.c-service__body {
	max-width: var(--width-prose);
	margin-bottom: 2rem;
}

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

.c-service__detail {
	display: grid;
	gap: 1.5rem;
	padding: 1.75rem;
	background: var(--color-bg-alt);
	border-radius: var(--radius);
}

@media (min-width: 768px) {
	.c-service__detail {
		grid-template-columns: 1fr 1fr;
	}

	/* 「主な内容」は項目が多いため常に1列目いっぱいを使う */
	.c-service__detail .c-service__block:first-child {
		grid-row: span 2;
	}
}

.c-service__label {
	margin: 0 0 0.5em;
	font-size: 0.75rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	color: var(--color-accent);
}

.c-service__items {
	margin: 0;
	padding-left: 1.2em;
	font-size: var(--fs-small);
}

.c-service__items li:last-child {
	margin-bottom: 0;
}

.c-service__tech,
.c-service__for {
	margin: 0;
	font-size: var(--fs-small);
	color: var(--color-text-muted);
}

.c-service__more {
	margin: 1.5rem 0 0;
}

/* =========================================================
   17. 会社概要 / 代表メッセージ
   ========================================================= */

/* --- 定義リスト(会社情報) --- */

.c-deflist {
	max-width: 860px;
	margin: 0;
	border-top: 1px solid var(--color-border);
}

.c-deflist__row {
	display: grid;
	grid-template-columns: 1fr;
	border-bottom: 1px solid var(--color-border);
}

@media (min-width: 600px) {
	.c-deflist__row {
		grid-template-columns: 200px 1fr;
	}
}

.c-deflist__key {
	margin: 0;
	padding: 1em 1.25em 0.25em;
	font-weight: 700;
	color: var(--color-primary);
	background: var(--color-bg-alt);
}

@media (min-width: 600px) {
	.c-deflist__key {
		padding: 1.25em;
	}
}

.c-deflist__value {
	margin: 0;
	padding: 0.25em 1.25em 1.25em;
}

@media (min-width: 600px) {
	.c-deflist__value {
		padding: 1.25em;
	}
}

/* --- 代表メッセージ(ページ版) --- */

.c-message--page .c-message__figure {
	position: sticky;
	top: calc(var(--header-height) + 1.5rem);
}

.c-message__caption {
	margin-top: 0.75em;
	font-size: var(--fs-small);
	color: var(--color-text-muted);
	text-align: center;
}

.c-message--page .c-message__body > h2:first-child {
	margin-top: 0;
}

.c-message__signature {
	margin-top: 2.5em;
	text-align: right;
}

/* --- プロフィール --- */

.c-profile {
	max-width: 860px;
	padding: clamp(1.75rem, 5vw, 2.5rem);
	background: var(--color-bg);
	border-radius: var(--radius);
	border: 1px solid var(--color-border);
}

.c-profile__name {
	margin-bottom: 0.2em;
	font-size: var(--fs-h2);
	font-weight: 700;
	letter-spacing: 0.06em;
	color: var(--color-primary);
}

.c-profile__kana {
	margin-left: 0.5em;
	font-size: var(--fs-small);
	font-weight: 400;
	letter-spacing: 0.04em;
	color: var(--color-text-muted);
}

.c-profile__role {
	margin-bottom: 1.5em;
	font-size: var(--fs-small);
	color: var(--color-text-muted);
}

.c-profile__summary {
	padding-bottom: 1.5em;
	border-bottom: 1px solid var(--color-border);
}

/* 後続のセクションが無い場合は区切り線を出さない */
.c-profile__summary--only {
	margin-bottom: 0;
	padding-bottom: 0;
	border-bottom: 0;
}

.c-profile__heading {
	margin-top: 2em;
	color: var(--color-primary);
}

.c-history th {
	width: 8em;
	white-space: nowrap;
	vertical-align: top;
}

/* =========================================================
   18. お問い合わせ
   ========================================================= */

.c-contact-block {
	max-width: var(--width-prose);
	margin-bottom: clamp(2.5rem, 6vw, 4rem);
}

.c-contact-block:last-child {
	margin-bottom: 0;
}

.c-contact-block__title {
	margin-bottom: 1em;
	padding-left: 0.75em;
	border-left: 4px solid var(--color-accent);
	color: var(--color-primary);
}

.c-contact-block__note {
	margin: 1.5rem 0 0;
	font-size: var(--fs-small);
	color: var(--color-text-muted);
}

.c-contact-block .c-step-list {
	max-width: none;
}

/* --- チェックリスト --- */

.c-checklist {
	list-style: none;
	margin: 0 0 1.5em;
	padding: 0;
}

.c-checklist li {
	position: relative;
	padding-left: 1.75em;
	margin-bottom: 0.6em;
}

.c-checklist li::before {
	content: "";
	position: absolute;
	left: 0.15em;
	top: 0.55em;
	width: 0.5em;
	height: 0.9em;
	border-right: 3px solid var(--color-accent);
	border-bottom: 3px solid var(--color-accent);
	transform: rotate(40deg);
}

/* --- フォーム --- */

.c-form-wrap {
	max-width: 760px;
	padding: clamp(1.5rem, 5vw, 2.5rem);
	background: var(--color-bg);
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
}

.c-form__row {
	margin-bottom: 1.75rem;
}

.c-form__label {
	display: flex;
	align-items: center;
	gap: 0.75em;
	margin-bottom: 0.5em;
	font-weight: 700;
}

.c-form__badge {
	display: inline-block;
	padding: 0.15em 0.6em;
	font-size: 0.6875rem;
	font-weight: 700;
	letter-spacing: 0.04em;
	color: var(--color-text-muted);
	background: var(--color-bg-alt);
	border: 1px solid var(--color-border);
	border-radius: 3px;
}

.c-form__badge--required {
	color: #fff;
	background: #c0392b;
	border-color: #c0392b;
}

.c-form__note {
	display: block;
	margin-top: 0.4em;
	font-size: var(--fs-small);
	color: var(--color-text-muted);
}

/* 入力欄。Contact Form 7 が出力する要素にまとめて当てる。 */
.c-form input[type="text"],
.c-form input[type="email"],
.c-form input[type="tel"],
.c-form select,
.c-form textarea {
	width: 100%;
	padding: 0.75em 0.9em;
	font-family: inherit;
	font-size: 1rem; /* 16px未満にするとiOSで拡大されるため下げない */
	line-height: 1.6;
	color: var(--color-text);
	background: var(--color-bg);
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
	transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.c-form input:focus,
.c-form select:focus,
.c-form textarea:focus {
	border-color: var(--color-accent);
	box-shadow: 0 0 0 3px rgba(0, 184, 169, 0.18);
	outline: none;
}

.c-form textarea {
	resize: vertical;
	min-height: 10em;
}

.c-form ::placeholder {
	color: #9aa4ae;
}

/* --- 同意チェック --- */

.c-form__row--consent {
	padding: 1.25rem;
	background: var(--color-bg-alt);
	border-radius: var(--radius);
}

.c-form__row--consent .wpcf7-list-item {
	margin: 0;
}

.c-form__row--consent label {
	display: flex;
	align-items: flex-start;
	gap: 0.6em;
	cursor: pointer;
}

.c-form__row--consent input[type="checkbox"] {
	flex: 0 0 auto;
	width: 1.15em;
	height: 1.15em;
	margin-top: 0.3em;
	accent-color: var(--color-accent);
}

/* --- Cloudflare Turnstile --- */

/*
 * ウィジェットは Cloudflare の iframe。中身のスタイルは触れないため、
 * こちら側では配置と余白だけを整える。
 * size:flexible を指定しているので幅は親に追従するが、
 * iframe 側に min-width: 300px があり、狭い画面ではそれ以上縮まない。
 */
.c-form__row--turnstile {
	display: flex;
	justify-content: center;
}

.c-form__row--turnstile .wpcf7-turnstile {
	max-width: 100%;
}

/* 検証エラー時の文言は中央寄せの下に出す */
.c-form__row--turnstile .wpcf7-not-valid-tip {
	text-align: center;
}

/* --- 送信ボタン --- */

.c-form__actions {
	margin-top: 2rem;
	text-align: center;
}

.c-form__actions .c-button {
	min-width: 16em;
}

/* --- Contact Form 7 のメッセージ表示 --- */

.wpcf7 form .wpcf7-response-output {
	margin: 1.5rem 0 0;
	padding: 1em 1.25em;
	font-size: var(--fs-small);
	border-width: 2px;
	border-radius: var(--radius);
}

.wpcf7 form.sent .wpcf7-response-output {
	border-color: var(--color-accent);
	background: rgba(0, 184, 169, 0.08);
}

.wpcf7 form.invalid .wpcf7-response-output,
.wpcf7 form.unaccepted .wpcf7-response-output,
.wpcf7 form.failed .wpcf7-response-output {
	border-color: #c0392b;
	background: rgba(192, 57, 43, 0.06);
}

.wpcf7-not-valid-tip {
	display: block;
	margin-top: 0.4em;
	font-size: var(--fs-small);
	font-weight: 700;
	color: #c0392b;
}

.c-form input.wpcf7-not-valid,
.c-form textarea.wpcf7-not-valid,
.c-form select.wpcf7-not-valid {
	border-color: #c0392b;
}

.wpcf7-spinner {
	margin-left: 0.75em;
}

.c-form__fallback {
	padding: 1.25rem;
	background: var(--color-bg-alt);
	border-radius: var(--radius);
}

/* --- フォーム下の注意書き --- */

.c-contact-notes {
	max-width: 760px;
	margin: 1.75rem 0 0;
	padding-left: 1.2em;
	font-size: var(--fs-small);
	color: var(--color-text-muted);
}

/* =========================================================
   19. モーションを減らす設定への配慮
   ========================================================= */

@media (prefers-reduced-motion: reduce) {
	html {
		scroll-behavior: auto;
	}

	*,
	*::before,
	*::after {
		animation-duration: 0.01ms !important;
		transition-duration: 0.01ms !important;
	}
}