/* ==========================================================================
   在宅ワーク管理所 - メインスタイルシート
   ========================================================================== */

/* --------------------------------------------------------------------------
   カスタムプロパティ（CSS変数）
   -------------------------------------------------------------------------- */
:root {
	/* カラー */
	--color-primary:       #2563EB;
	--color-primary-dark:  #1D4ED8;
	--color-primary-light: #DBEAFE;
	--color-accent:        #F59E0B;
	--color-text:          #1F2937;
	--color-text-muted:    #6B7280;
	--color-bg:            #FFFFFF;
	--color-bg-gray:       #F3F4F6;
	--color-border:        #E5E7EB;
	--color-white:         #FFFFFF;

	/* タイポグラフィ */
	--font-sans:  'Noto Sans JP', 'Helvetica Neue', Arial, sans-serif;
	--font-en:    'Poppins', sans-serif;
	--font-size-base: 16px;

	/* スペーシング */
	--space-xs:  0.5rem;
	--space-sm:  1rem;
	--space-md:  1.5rem;
	--space-lg:  2rem;
	--space-xl:  3rem;
	--space-2xl: 5rem;
	--space-3xl: 8rem;

	/* コンテナ幅 */
	--container-max: 1140px;
	--container-padding: 1.25rem;

	/* ヘッダー高さ */
	--header-height: 70px;

	/* ボーダー半径 */
	--radius-sm: 6px;
	--radius-md: 12px;
	--radius-lg: 20px;

	/* シャドウ */
	--shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
	--shadow-md: 0 4px 16px rgba(0,0,0,0.08), 0 2px 6px rgba(0,0,0,0.04);
	--shadow-lg: 0 10px 40px rgba(0,0,0,0.10), 0 4px 10px rgba(0,0,0,0.05);

	/* トランジション */
	--transition: 0.25s ease;
}

/* --------------------------------------------------------------------------
   リセット・ベース
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

html {
	font-size: var(--font-size-base);
	scroll-behavior: smooth;
	-webkit-text-size-adjust: 100%;
}

body {
	font-family: var(--font-sans);
	font-size: 1rem;
	line-height: 1.8;
	color: var(--color-text);
	background-color: var(--color-bg);
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

img,
svg {
	max-width: 100%;
	height: auto;
	vertical-align: middle;
}

a {
	color: var(--color-primary);
	text-decoration: none;
	transition: color var(--transition), opacity var(--transition);
}

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

ul, ol {
	list-style: none;
}

/* --------------------------------------------------------------------------
   ユーティリティ
   -------------------------------------------------------------------------- */
.u-hidden-sp {
	display: none;
}

@media (min-width: 768px) {
	.u-hidden-sp {
		display: inline;
	}
}

.u-sr-only {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0,0,0,0);
	white-space: nowrap;
	border-width: 0;
}

/* --------------------------------------------------------------------------
   コンテナ
   -------------------------------------------------------------------------- */
.container {
	width: 100%;
	max-width: var(--container-max);
	margin-right: auto;
	margin-left: auto;
	padding-right: var(--container-padding);
	padding-left: var(--container-padding);
}

/* --------------------------------------------------------------------------
   ボタン
   -------------------------------------------------------------------------- */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.5em;
	padding: 0.75em 1.75em;
	font-family: var(--font-sans);
	font-size: 0.9375rem;
	font-weight: 700;
	line-height: 1.4;
	border-radius: 100px;
	border: 2px solid transparent;
	cursor: pointer;
	transition: background-color var(--transition), border-color var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
	white-space: nowrap;
	text-decoration: none;
}

.btn:hover {
	transform: translateY(-2px);
	box-shadow: var(--shadow-md);
}

.btn:active {
	transform: translateY(0);
}

.btn--primary {
	background-color: var(--color-primary);
	border-color: var(--color-primary);
	color: var(--color-white);
}

.btn--primary:hover {
	background-color: var(--color-primary-dark);
	border-color: var(--color-primary-dark);
	color: var(--color-white);
}

.btn--outline {
	background-color: transparent;
	border-color: rgba(255,255,255,0.7);
	color: var(--color-white);
}

.btn--outline:hover {
	background-color: rgba(255,255,255,0.15);
	border-color: var(--color-white);
	color: var(--color-white);
}

.btn--white {
	background-color: var(--color-white);
	border-color: var(--color-white);
	color: var(--color-primary);
}

.btn--white:hover {
	background-color: var(--color-primary-light);
	border-color: var(--color-primary-light);
	color: var(--color-primary-dark);
}

.btn--lg {
	padding: 0.875em 2.25em;
	font-size: 1rem;
}

/* --------------------------------------------------------------------------
   セクション共通
   -------------------------------------------------------------------------- */
.section {
	padding-top: var(--space-2xl);
	padding-bottom: var(--space-2xl);
}

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

@media (min-width: 768px) {
	.section {
		padding-top: var(--space-3xl);
		padding-bottom: var(--space-3xl);
	}
}

/* セクションヘッダー */
.section-header {
	text-align: center;
	margin-bottom: var(--space-xl);
}

@media (min-width: 768px) {
	.section-header {
		margin-bottom: var(--space-2xl);
	}
}

.section-header__label {
	display: inline-block;
	font-family: var(--font-en);
	font-size: 0.8125rem;
	font-weight: 600;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--color-primary);
	margin-bottom: var(--space-xs);
}

.section-header__title {
	font-size: clamp(1.5rem, 4vw, 2.25rem);
	font-weight: 700;
	line-height: 1.3;
	color: var(--color-text);
	margin-bottom: var(--space-sm);
}

.section-header__lead {
	font-size: 1rem;
	color: var(--color-text-muted);
	max-width: 600px;
	margin-right: auto;
	margin-left: auto;
	line-height: 1.9;
}

/* --------------------------------------------------------------------------
   サイトヘッダー
   -------------------------------------------------------------------------- */
.site-header {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	z-index: 1000;
	height: var(--header-height);
	background-color: rgba(255,255,255,0.97);
	border-bottom: 1px solid var(--color-border);
	backdrop-filter: blur(8px);
	-webkit-backdrop-filter: blur(8px);
	transition: box-shadow var(--transition);
}

.site-header.is-scrolled {
	box-shadow: var(--shadow-sm);
}

.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: 100%;
	max-width: var(--container-max);
	margin: 0 auto;
	padding: 0 var(--container-padding);
}

.site-header__logo {
	flex-shrink: 0;
}

.site-header__logo img {
	height: 40px;
	width: auto;
}

.site-header__logo-text {
	font-family: var(--font-sans);
	font-size: 1.0625rem;
	font-weight: 700;
	color: var(--color-text);
	text-decoration: none;
	letter-spacing: 0.02em;
}

.site-header__logo-text:hover {
	color: var(--color-primary);
}

/* ナビゲーション - PC */
.site-nav {
	display: none;
}

@media (min-width: 900px) {
	.site-nav {
		display: block;
	}
}

.site-nav__list {
	display: flex;
	align-items: center;
	gap: var(--space-sm);
}

.site-nav__link {
	font-size: 0.875rem;
	font-weight: 500;
	color: var(--color-text);
	padding: 0.4em 0.6em;
	border-radius: var(--radius-sm);
	transition: color var(--transition), background-color var(--transition);
}

.site-nav__link:hover {
	color: var(--color-primary);
	background-color: var(--color-primary-light);
}

.site-nav__link--cta {
	margin-left: 0.5rem;
	background-color: var(--color-primary);
	color: var(--color-white) !important;
	padding: 0.5em 1.2em;
	border-radius: 100px;
}

.site-nav__link--cta:hover {
	background-color: var(--color-primary-dark) !important;
	color: var(--color-white) !important;
}

/* ハンバーガーメニュー */
.site-header__hamburger {
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	gap: 5px;
	width: 44px;
	height: 44px;
	background: none;
	border: none;
	cursor: pointer;
	padding: 6px;
	border-radius: var(--radius-sm);
	transition: background-color var(--transition);
}

.site-header__hamburger:hover {
	background-color: var(--color-bg-gray);
}

@media (min-width: 900px) {
	.site-header__hamburger {
		display: none;
	}
}

.site-header__hamburger-bar {
	display: block;
	width: 22px;
	height: 2px;
	background-color: var(--color-text);
	border-radius: 2px;
	transition: transform var(--transition), opacity var(--transition);
}

/* ハンバーガー open状態 */
.site-header__hamburger.is-open .site-header__hamburger-bar:nth-child(1) {
	transform: translateY(7px) rotate(45deg);
}

.site-header__hamburger.is-open .site-header__hamburger-bar:nth-child(2) {
	opacity: 0;
}

.site-header__hamburger.is-open .site-header__hamburger-bar:nth-child(3) {
	transform: translateY(-7px) rotate(-45deg);
}

/* モバイルナビ */
@media (max-width: 899px) {
	.site-nav {
		position: fixed;
		inset: var(--header-height) 0 0 0;
		background-color: var(--color-white);
		padding: var(--space-lg) var(--container-padding);
		display: flex;
		flex-direction: column;
		transform: translateX(100%);
		transition: transform 0.3s ease;
		overflow-y: auto;
		z-index: 999;
	}

	.site-nav.is-open {
		transform: translateX(0);
	}

	.site-nav__list {
		flex-direction: column;
		align-items: stretch;
		gap: 0;
	}

	.site-nav__link {
		display: block;
		padding: 1em 0.5em;
		font-size: 1rem;
		border-bottom: 1px solid var(--color-border);
	}

	.site-nav__link--cta {
		margin: var(--space-md) 0 0;
		text-align: center;
	}
}

/* --------------------------------------------------------------------------
   Hero セクション
   -------------------------------------------------------------------------- */
.hero {
	position: relative;
	min-height: 100svh;
	display: flex;
	align-items: center;
	overflow: hidden;
}

.hero__bg {
	position: absolute;
	inset: 0;
	background: linear-gradient(135deg, #1E40AF 0%, #2563EB 45%, #3B82F6 75%, #60A5FA 100%);
	z-index: 0;
}

.hero__bg::after {
	content: '';
	position: absolute;
	inset: 0;
	background:
		radial-gradient(ellipse at 80% 20%, rgba(255,255,255,0.08) 0%, transparent 60%),
		radial-gradient(ellipse at 20% 80%, rgba(255,255,255,0.05) 0%, transparent 50%);
}

.hero__inner {
	position: relative;
	z-index: 1;
	width: 100%;
	max-width: var(--container-max);
	margin: 0 auto;
	padding: calc(var(--header-height) + 4rem) var(--container-padding) 4rem;
}

.hero__content {
	max-width: 720px;
}

.hero__eyebrow {
	font-family: var(--font-sans);
	font-size: 0.875rem;
	font-weight: 500;
	letter-spacing: 0.1em;
	color: rgba(255,255,255,0.8);
	margin-bottom: 1rem;
}

.hero__title {
	font-size: clamp(2rem, 5.5vw, 3.75rem);
	font-weight: 700;
	line-height: 1.25;
	color: var(--color-white);
	margin-bottom: 1.5rem;
}

.hero__title-accent {
	position: relative;
	display: inline-block;
	color: #FCD34D;
}

.hero__lead {
	font-size: clamp(1rem, 2vw, 1.125rem);
	color: rgba(255,255,255,0.88);
	line-height: 1.9;
	margin-bottom: 2.5rem;
}

.hero__cta {
	display: flex;
	flex-wrap: wrap;
	gap: 1rem;
}

.hero__scroll-down {
	position: absolute;
	bottom: 2rem;
	left: 50%;
	transform: translateX(-50%);
	z-index: 1;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 0.5rem;
	color: rgba(255,255,255,0.7);
	text-decoration: none;
}

.hero__scroll-down:hover {
	color: rgba(255,255,255,1);
}

.hero__scroll-down-line {
	display: block;
	width: 1px;
	height: 48px;
	background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.7));
	animation: scrollLine 1.8s ease-in-out infinite;
}

@keyframes scrollLine {
	0%   { transform: scaleY(0); transform-origin: top; }
	50%  { transform: scaleY(1); transform-origin: top; }
	51%  { transform: scaleY(1); transform-origin: bottom; }
	100% { transform: scaleY(0); transform-origin: bottom; }
}

.hero__scroll-down-text {
	font-family: var(--font-en);
	font-size: 0.6875rem;
	letter-spacing: 0.1em;
	text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   About セクション
   -------------------------------------------------------------------------- */
.about__grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: var(--space-xl);
	align-items: center;
}

@media (min-width: 768px) {
	.about__grid {
		grid-template-columns: 1fr 1fr;
		gap: var(--space-2xl);
	}
}

.about__image-inner {
	background-color: var(--color-bg-gray);
	border-radius: var(--radius-lg);
	overflow: hidden;
	aspect-ratio: 5 / 4;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: var(--space-lg);
}

.about__illust {
	width: 100%;
	height: 100%;
}

.about__image-inner--photo {
	padding: 0;
	background-color: transparent;
}

.about__photo {
	width: 100%;
	height: 100%;
	object-fit: cover;
	border-radius: var(--radius-lg);
	display: block;
}

.about__subtitle {
	font-size: 1.375rem;
	font-weight: 700;
	margin-bottom: var(--space-sm);
	line-height: 1.4;
}

.about__text {
	color: var(--color-text-muted);
	margin-bottom: var(--space-sm);
	line-height: 1.9;
}

.about__points {
	margin: var(--space-md) 0 var(--space-lg);
	display: flex;
	flex-direction: column;
	gap: 0.625rem;
}

.about__point {
	display: flex;
	align-items: center;
	gap: 0.625rem;
	font-weight: 500;
}

.about__point-icon {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 22px;
	height: 22px;
	background-color: var(--color-primary);
	color: var(--color-white);
	border-radius: 50%;
	font-size: 0.6875rem;
	flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Services セクション
   -------------------------------------------------------------------------- */
.services__grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: var(--space-md);
}

@media (min-width: 600px) {
	.services__grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (min-width: 900px) {
	.services__grid {
		grid-template-columns: repeat(4, 1fr);
	}
}

.service-card {
	background-color: var(--color-white);
	border-radius: var(--radius-md);
	padding: var(--space-lg);
	box-shadow: var(--shadow-sm);
	border: 1px solid var(--color-border);
	transition: transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
	transform: translateY(-4px);
	box-shadow: var(--shadow-lg);
}

.service-card__icon {
	width: 52px;
	height: 52px;
	margin-bottom: var(--space-sm);
}

.service-card__title {
	font-size: 1rem;
	font-weight: 700;
	margin-bottom: 0.75rem;
	line-height: 1.4;
}

.service-card__text {
	font-size: 0.875rem;
	color: var(--color-text-muted);
	line-height: 1.8;
	margin-bottom: var(--space-sm);
}

.service-card__list {
	display: flex;
	flex-direction: column;
	gap: 0.375rem;
}

.service-card__list li {
	font-size: 0.8125rem;
	color: var(--color-text-muted);
	padding-left: 1.1em;
	position: relative;
}

.service-card__list li::before {
	content: '·';
	position: absolute;
	left: 0;
	color: var(--color-primary);
	font-weight: 700;
}

/* --------------------------------------------------------------------------
   Features セクション
   -------------------------------------------------------------------------- */
.features__grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: var(--space-lg);
}

@media (min-width: 600px) {
	.features__grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

.feature-item {
	padding: var(--space-lg);
	border-left: 3px solid var(--color-primary);
	background-color: var(--color-bg-gray);
	border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.feature-item__num {
	font-family: var(--font-en);
	font-size: 0.75rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	color: var(--color-primary);
	margin-bottom: 0.5rem;
}

.feature-item__title {
	font-size: 1.0625rem;
	font-weight: 700;
	margin-bottom: 0.625rem;
}

.feature-item__text {
	font-size: 0.875rem;
	color: var(--color-text-muted);
	line-height: 1.85;
}

/* --------------------------------------------------------------------------
   Flow セクション
   -------------------------------------------------------------------------- */
.flow__list {
	display: flex;
	flex-direction: column;
	gap: 0;
	max-width: 760px;
	margin: 0 auto;
	position: relative;
}

.flow__list::before {
	content: '';
	position: absolute;
	top: 0;
	bottom: 0;
	left: 60px;
	width: 2px;
	background: linear-gradient(to bottom, var(--color-primary-light), var(--color-primary), var(--color-primary-light));
	z-index: 0;
}

@media (min-width: 600px) {
	.flow__list::before {
		left: 76px;
	}
}

.flow__item {
	display: flex;
	align-items: flex-start;
	gap: var(--space-md);
	padding: var(--space-lg) 0;
	position: relative;
}

.flow__step {
	flex-shrink: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	width: 88px;
	height: 88px;
	background-color: var(--color-primary);
	color: var(--color-white);
	font-family: var(--font-en);
	font-size: 0.6875rem;
	font-weight: 700;
	letter-spacing: 0.05em;
	border-radius: 50%;
	position: relative;
	z-index: 1;
	box-shadow: 0 0 0 6px var(--color-bg-gray);
}

@media (max-width: 599px) {
	.flow__step {
		width: 72px;
		height: 72px;
		font-size: 0.625rem;
	}
}

.flow__title {
	font-size: 1.0625rem;
	font-weight: 700;
	margin-bottom: 0.5rem;
	margin-top: 0.75rem;
}

.flow__text {
	font-size: 0.875rem;
	color: var(--color-text-muted);
	line-height: 1.85;
}

/* --------------------------------------------------------------------------
   CTAバナー
   -------------------------------------------------------------------------- */
.cta-banner {
	background: linear-gradient(135deg, #1D4ED8 0%, #2563EB 60%, #3B82F6 100%);
	padding: var(--space-2xl) var(--container-padding);
}

.cta-banner__inner {
	max-width: var(--container-max);
	margin: 0 auto;
	display: flex;
	flex-direction: column;
	align-items: center;
	text-align: center;
	gap: var(--space-lg);
}

@media (min-width: 768px) {
	.cta-banner__inner {
		flex-direction: row;
		justify-content: space-between;
		text-align: left;
	}
}

.cta-banner__content {
	flex: 1;
}

.cta-banner__title {
	font-size: clamp(1.375rem, 3.5vw, 2rem);
	font-weight: 700;
	color: var(--color-white);
	margin-bottom: 0.5rem;
	line-height: 1.3;
}

.cta-banner__text {
	color: rgba(255,255,255,0.85);
	font-size: 0.9375rem;
}

/* --------------------------------------------------------------------------
   Contact セクション
   -------------------------------------------------------------------------- */
.contact__body {
	max-width: 760px;
	margin: 0 auto;
}

.contact__note {
	font-size: 0.75rem;
	color: var(--color-text-muted);
	line-height: 1.8;
}

.contact__fallback {
	padding: var(--space-lg);
	background: var(--color-bg-gray);
	border-radius: var(--radius-md);
	border: 1px dashed var(--color-border);
	font-size: 0.875rem;
	color: var(--color-text-muted);
	line-height: 1.8;
}

.contact__fallback code {
	font-size: 0.8125rem;
	background: rgba(0,0,0,0.06);
	padding: 0.15em 0.4em;
	border-radius: 4px;
}

/* Contact Form 7 カスタムスタイル */
.wpcf7-form {
	display: flex;
	flex-direction: column;
	gap: var(--space-md);
}

.wpcf7-form label,
.wpcf7-form p > span:first-child,
.contact-form-label {
	display: block;
	font-size: 0.875rem;
	font-weight: 700;
	margin-bottom: 0.375rem;
	color: var(--color-text);
}

.wpcf7-form input[type="text"],
.wpcf7-form input[type="email"],
.wpcf7-form input[type="tel"],
.wpcf7-form input[type="url"],
.wpcf7-form select,
.wpcf7-form textarea {
	display: block;
	width: 100%;
	padding: 0.75em 1em;
	font-family: var(--font-sans);
	font-size: 0.9375rem;
	color: var(--color-text);
	background-color: var(--color-white);
	border: 2px solid var(--color-border);
	border-radius: var(--radius-sm);
	transition: border-color var(--transition), box-shadow var(--transition);
	appearance: none;
	-webkit-appearance: none;
}

.wpcf7-form input[type="text"]:focus,
.wpcf7-form input[type="email"]:focus,
.wpcf7-form input[type="tel"]:focus,
.wpcf7-form textarea:focus {
	outline: none;
	border-color: var(--color-primary);
	box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.wpcf7-form textarea {
	min-height: 160px;
	resize: vertical;
}

.wpcf7-form .wpcf7-submit,
.wpcf7-form input[type="submit"] {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 0.875em 2.5em;
	font-family: var(--font-sans);
	font-size: 1rem;
	font-weight: 700;
	color: var(--color-white);
	background-color: var(--color-primary);
	border: 2px solid var(--color-primary);
	border-radius: 100px;
	cursor: pointer;
	transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
	width: 100%;
}

.wpcf7-form .wpcf7-submit:hover,
.wpcf7-form input[type="submit"]:hover {
	background-color: var(--color-primary-dark);
	border-color: var(--color-primary-dark);
	transform: translateY(-2px);
	box-shadow: var(--shadow-md);
}

.wpcf7-not-valid-tip {
	display: block;
	font-size: 0.8125rem;
	color: #EF4444;
	margin-top: 0.25rem;
}

.wpcf7-response-output {
	padding: 0.875em 1.25em;
	border-radius: var(--radius-sm);
	font-size: 0.875rem;
	margin-top: var(--space-sm);
}

.wpcf7-mail-sent-ok {
	background-color: #ECFDF5;
	border: 1px solid #34D399;
	color: #065F46;
}

.wpcf7-mail-sent-ng,
.wpcf7-validation-errors,
.wpcf7-spam-blocked {
	background-color: #FEF2F2;
	border: 1px solid #FCA5A5;
	color: #991B1B;
}

/* --------------------------------------------------------------------------
   サイトフッター
   -------------------------------------------------------------------------- */
.site-footer {
	background-color: #111827;
	color: rgba(255,255,255,0.75);
	padding: var(--space-2xl) 0 0;
}

.site-footer__inner {
	max-width: var(--container-max);
	margin: 0 auto;
	padding: 0 var(--container-padding);
}

.site-footer__logo {
	margin-bottom: var(--space-lg);
}

.site-footer__logo img {
	height: 36px;
	width: auto;
	filter: brightness(0) invert(1);
	opacity: 0.85;
}

.site-footer__logo-text {
	font-size: 1rem;
	font-weight: 700;
	color: rgba(255,255,255,0.9);
	letter-spacing: 0.02em;
}

.site-footer__nav {
	margin-bottom: var(--space-xl);
}

.site-footer__nav-list {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem 1.5rem;
}

.site-footer__nav-list a {
	font-size: 0.875rem;
	color: rgba(255,255,255,0.6);
	transition: color var(--transition);
}

.site-footer__nav-list a:hover {
	color: rgba(255,255,255,1);
}

.site-footer__bottom {
	border-top: 1px solid rgba(255,255,255,0.1);
	padding: var(--space-sm) 0;
	margin-top: var(--space-lg);
}

.site-footer__copyright {
	font-size: 0.75rem;
	color: rgba(255,255,255,0.4);
	letter-spacing: 0.03em;
}

/* --------------------------------------------------------------------------
   メインコンテンツ（フォールバック）
   -------------------------------------------------------------------------- */
.main-content {
	padding: calc(var(--header-height) + 3rem) 0 3rem;
}

.entry-title {
	font-size: clamp(1.5rem, 4vw, 2.25rem);
	font-weight: 700;
	margin-bottom: var(--space-md);
}

.entry-content {
	line-height: 1.9;
	max-width: 720px;
}

/* --------------------------------------------------------------------------
   アクセシビリティ - フォーカス
   -------------------------------------------------------------------------- */
:focus-visible {
	outline: 2px solid var(--color-primary);
	outline-offset: 3px;
}

/* --------------------------------------------------------------------------
   スクロールアニメーション
   -------------------------------------------------------------------------- */
.js-fade {
	opacity: 0;
	transform: translateY(24px);
	transition: opacity 0.7s ease, transform 0.7s ease;
}

.js-fade.is-visible {
	opacity: 1;
	transform: translateY(0);
}

/* 遅延クラス */
.js-fade[data-delay="1"] { transition-delay: 0.1s; }
.js-fade[data-delay="2"] { transition-delay: 0.2s; }
.js-fade[data-delay="3"] { transition-delay: 0.3s; }
.js-fade[data-delay="4"] { transition-delay: 0.4s; }