@charset "UTF-8";

/* ==================================================
   1. 変数・リセット・基本設定
================================================== */
:root {
	--bg-color: #ffffff;
	--text-main: #1a1a1a;
	--text-muted: #555555;
	--accent-color: #4a90e2; 
	--border-color: #e0e0e0;
	--header-height: 70px;
}

* {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

body {
	font-family: 'Noto Sans JP', sans-serif;
	color: var(--text-main);
	background-color: var(--bg-color);
	line-height: 1.6;
	overflow-x: hidden;
}

a {
	text-decoration: none;
	color: inherit;
	transition: all 0.3s ease;
}

ul {
	list-style: none;
}

.section-inner {
	width: 100%;
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 24px;
}

.section-title {
	font-size: 28px;
	font-weight: 700;
	margin-bottom: 40px;
	letter-spacing: 0.05em;
}

.text-center {
	text-align: center;
}

/* ==================================================
   2. ヘッダー・ナビゲーション・パンくず
================================================== */
.site-header {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: var(--header-height);
	background-color: rgba(255, 255, 255, 0.85);
	backdrop-filter: blur(12px);
	-webkit-backdrop-filter: blur(12px);
	border-bottom: 1px solid rgba(255, 255, 255, 0.3);
	z-index: 1000;
	display: flex;
	align-items: center;
}

.header-inner {
	width: 100%;
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 24px;
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.logo a {
	font-family: 'Lobster Two', cursive;
	font-style: italic;
	font-weight: 400;
	font-size: 28px;
	color: var(--text-main);
	letter-spacing: 0.5px;
}

.header-nav ul {
	display: flex;
	gap: 32px;
	align-items: center;
}

.header-nav a {
	font-size: 14.5px;
	font-weight: 500;
}

.header-nav a:hover {
	color: var(--accent-color);
}

.external-icon {
	font-size: 12px;
	margin-left: 4px;
	color: var(--text-muted);
}

.menu-toggle {
	display: none;
}

.breadcrumb-container {
	width: 100%;
	background-color: var(--bg-color);
	padding: 16px 0;
	border-bottom: 1px solid var(--border-color);
	margin-top: var(--header-height);
}

.breadcrumb ul {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 8px;
	font-size: 12px;
	color: var(--text-muted);
}

.breadcrumb li {
	display: flex;
	align-items: center;
	gap: 8px;
}

.breadcrumb li:not(:last-child)::after {
	content: "/";
	color: #cccccc;
	font-size: 10px;
}

.breadcrumb a:hover {
	color: var(--accent-color);
	text-decoration: underline;
}

.breadcrumb span {
	color: var(--text-main);
	font-weight: 500;
}

/* ==================================================
   3. 共通・バッジ設定
================================================== */
.category-badge {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	font-size: 11px;
	font-weight: 700;
	color: #ffffff;
	background-color: #1a1a1a;
	padding: 6px 12px;
	border-radius: 20px;
	letter-spacing: 0.05em;
	margin-bottom: 16px;
}

.badge-utility { background-color: #0077ff; }
.badge-mind { background-color: #ff007f; }
.badge-lifestyle { background-color: #00b894; }

/* ==================================================
   4. トップページ
================================================== */
.hero {
	position: relative;
	width: 100%;
	min-height: 100vh;
	display: flex;
	align-items: center;
	justify-content: center;
	background-color: #fcfcfc;
	overflow: hidden;
	padding: 0 24px;
}

.hero-bg {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	z-index: 1;
	pointer-events: none;
}

.shape {
	position: absolute;
	border-radius: 50%;
	filter: blur(90px);
	opacity: 0.5;
	animation: float 15s infinite alternate ease-in-out;
}

.shape-1 { width: 50vw; height: 50vw; background: linear-gradient(135deg, #ff007f, #7f00ff); top: -10%; right: -5%; }
.shape-2 { width: 45vw; height: 45vw; background: linear-gradient(135deg, #0077ff, #00d2ff); bottom: -10%; left: -10%; animation-delay: -5s; }
.shape-3 { width: 35vw; height: 35vw; background: linear-gradient(135deg, #ff7700, #ff007f); bottom: 20%; right: 20%; animation-delay: -10s; }

@keyframes float {
	0% { transform: translate(0, 0) scale(1); }
	100% { transform: translate(50px, 50px) scale(1.1); }
}

.hero-content {
	position: relative;
	z-index: 2;
	width: 100%;
	max-width: 1200px;
	text-align: center;
	padding-top: var(--header-height);
}

.hero-title {
	font-size: 56px;
	font-weight: 700;
	line-height: 1.3;
	letter-spacing: 0.02em;
	margin-bottom: 32px;
	color: #111;
}

.hero-title span {
	display: inline-block;
	background: linear-gradient(90deg, #ff007f, #0077ff);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
}

.hero-desc {
	font-size: 18px;
	line-height: 2;
	color: var(--text-muted);
	margin: 0 auto 48px;
	max-width: 720px;
}

.hero-actions {
	display: flex;
	gap: 16px;
	justify-content: center;
}

.btn-primary {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	background-color: #1a1a1a;
	color: #ffffff;
	font-size: 15px;
	font-weight: 500;
	padding: 18px 48px;
	border-radius: 40px;
	letter-spacing: 0.05em;
}

.btn-primary:hover {
	background-color: #333;
	transform: translateY(-2px);
	box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.btn-secondary {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	background-color: transparent;
	color: #1a1a1a;
	font-size: 15px;
	font-weight: 500;
	padding: 18px 32px;
	border-radius: 40px;
	border: 1px solid var(--border-color);
	background: rgba(255,255,255,0.5);
	backdrop-filter: blur(4px);
}

.btn-secondary:hover {
	background-color: rgba(255,255,255,0.9);
	border-color: #ccc;
}

.apps-section {
	padding: 100px 0;
	background-color: #ffffff;
	overflow: hidden;
}

.apps-header {
	display: flex;
	justify-content: space-between;
	align-items: flex-end;
	margin-bottom: 40px;
}

.apps-header .section-title { margin-bottom: 0; }

.view-all-link {
	font-size: 14px;
	font-weight: 500;
	color: var(--accent-color);
	display: inline-flex;
	align-items: center;
	gap: 4px;
}
.view-all-link:hover { text-decoration: underline; }

.carousel-track {
	display: flex;
	gap: 24px;
	overflow-x: auto;
	scroll-snap-type: x mandatory;
	padding: 0 24px 40px;
	padding-left: max(24px, calc((100vw - 1200px) / 2 + 24px));
	padding-right: max(24px, calc((100vw - 1200px) / 2 + 24px));
	-ms-overflow-style: none;
	scrollbar-width: none;
	cursor: grab;
}

.carousel-track::-webkit-scrollbar { display: none; }
.carousel-track.active { cursor: grabbing; scroll-snap-type: none; }

.app-card {
	flex: 0 0 calc(33.333% - 16px);
	min-width: 320px;
	max-width: 384px;
	scroll-snap-align: start;
	background: #ffffff;
	border: 1px solid var(--border-color);
	border-radius: 16px;
	overflow: hidden;
	transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.app-card:hover {
	transform: translateY(-4px);
	box-shadow: 0 16px 32px rgba(0,0,0,0.06);
}

.app-card-img {
	width: 100%;
	aspect-ratio: 1200 / 630; 
	max-height: 202px;
	background-color: #f0f0f0;
	position: relative;
	display: block;
	user-select: none;
	-webkit-user-drag: none; 
}

.app-card-img img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	pointer-events: none;
}

.app-card-body { padding: 24px; }

.app-card-title {
	font-size: 20px;
	font-weight: 700;
	margin-bottom: 12px;
}

.app-card-desc {
	font-size: 14px;
	color: var(--text-muted);
	line-height: 1.6;
	display: -webkit-box;
	-webkit-line-clamp: 3;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.news-section {
	padding: 80px 0;
	background-color: #f8f9fa;
}

.news-list { border-top: 1px solid var(--border-color); }

.news-item {
	display: flex;
	align-items: flex-start;
	padding: 24px 0;
	border-bottom: 1px solid var(--border-color);
	gap: 24px;
}

.news-meta { flex: 0 0 120px; }
.news-date { font-size: 14px; font-weight: 500; color: var(--text-muted); margin-bottom: 4px; }

.news-category {
	font-size: 11px;
	font-weight: 700;
	color: var(--accent-color);
	border: 1px solid var(--accent-color);
	padding: 2px 8px;
	border-radius: 4px;
	display: inline-block;
}

.news-content { flex: 1; font-size: 15px; line-height: 1.6; }

.news-link-btn {
	display: inline-flex;
	align-items: center;
	gap: 4px;
	font-size: 13px;
	font-weight: 500;
	color: #1a1a1a;
	background-color: #eeeeee;
	padding: 6px 16px;
	border-radius: 20px;
	margin-top: 12px;
	transition: background 0.3s;
}

.news-link-btn:hover { background-color: #dddddd; }

/* ==================================================
   5. 下層共通・About・Service一覧
================================================== */
.page-hero {
	padding: 80px 0 60px;
	background-color: #fcfcfc;
	border-bottom: 1px solid var(--border-color);
	text-align: center;
}

.page-title {
	font-size: 36px;
	font-weight: 700;
	margin-bottom: 16px;
	letter-spacing: 0.05em;
}

.page-desc {
	font-size: 15px;
	color: var(--text-muted);
	max-width: 600px;
	margin: 0 auto;
	line-height: 1.8;
}

.about-hero {
	padding: 120px 24px 80px;
	background-color: #fcfcfc;
	text-align: center;
	border-bottom: 1px solid var(--border-color);
}
.about-hero .hero-title { font-size: 42px; margin-bottom: 24px; }
.about-hero .hero-desc { font-size: 16px; margin: 0 auto; }

.features-section { padding: 100px 0; background-color: #ffffff; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.feature-card { text-align: center; padding: 40px 32px; background: #f8f9fa; border-radius: 24px; transition: transform 0.3s ease; }
.feature-card:hover { transform: translateY(-8px); }

.feature-icon {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 64px;
	height: 64px;
	background: linear-gradient(135deg, #4a90e2, #7f00ff);
	color: #fff;
	border-radius: 50%;
	margin-bottom: 24px;
}
.feature-icon .material-symbols-outlined { font-size: 32px; }
.feature-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 16px; }
.feature-card p { font-size: 14.5px; color: var(--text-muted); line-height: 1.8; }

.profile-section { padding: 100px 0; background-color: #fcfcfc; border-top: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color); }
.profile-inner { display: flex; gap: 80px; align-items: flex-start; }
.profile-content { flex: 1; }
.profile-catch { font-size: 22px; font-weight: 700; color: var(--accent-color); margin-bottom: 24px; line-height: 1.4; }
.profile-text p { font-size: 16px; line-height: 2; margin-bottom: 24px; }

.profile-meta { flex: 0 0 320px; }
.meta-box { background: #ffffff; border: 1px solid var(--border-color); padding: 32px; border-radius: 16px; box-shadow: 0 16px 32px rgba(0,0,0,0.03); }
.meta-box h4 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.meta-role { font-size: 14px; color: var(--accent-color); font-weight: 700; margin-bottom: 24px; }
.meta-list { font-size: 13px; color: var(--text-muted); }
.meta-list li { position: relative; padding-left: 16px; margin-bottom: 12px; line-height: 1.6; }
.meta-list li::before { content: ""; position: absolute; left: 0; top: 8px; width: 6px; height: 6px; background-color: var(--border-color); border-radius: 50%; }

.links-section { padding: 100px 0; background-color: #ffffff; }
.links-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.link-card { display: flex; align-items: center; padding: 24px; background: #ffffff; border: 1px solid var(--border-color); border-radius: 16px; transition: all 0.3s ease; }
.link-card:hover { border-color: var(--text-main); box-shadow: 0 12px 24px rgba(0,0,0,0.08); transform: translateY(-4px); }
.link-icon { flex: 0 0 48px; height: 48px; background: #f5f5f5; border-radius: 12px; display: flex; align-items: center; justify-content: center; margin-right: 16px; color: var(--text-main); }
.link-info { flex: 1; }
.link-info h3 { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.link-info p { font-size: 12px; color: var(--text-muted); }
.link-arrow { color: #cccccc; transition: color 0.3s ease; }
.link-card:hover .link-arrow { color: var(--text-main); }

.service-category-section { padding: 80px 0; }
.category-header { margin-bottom: 40px; border-left: 4px solid var(--text-main); padding-left: 16px; }
.category-title { font-size: 24px; font-weight: 700; margin-bottom: 8px; }
.category-desc { font-size: 14px; color: var(--text-muted); }

.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.service-card { display: block; background: #ffffff; border: 1px solid var(--border-color); border-radius: 16px; overflow: hidden; transition: transform 0.3s ease, box-shadow 0.3s ease; }
.service-card:hover { transform: translateY(-6px); box-shadow: 0 16px 32px rgba(0,0,0,0.08); border-color: #ccc; }
.service-card-img { width: 100%; aspect-ratio: 1200 / 630; background-color: #f0f0f0; position: relative; }
.service-card-img img { width: 100%; height: 100%; object-fit: cover; }
.service-card-body { padding: 24px; }
.service-card-title { font-size: 18px; font-weight: 700; margin-bottom: 12px; color: var(--text-main); }
.service-card-desc { font-size: 13.5px; color: var(--text-muted); line-height: 1.6; }

/* Note RSS セクション (サムネイルなし版) */
.note-section {
	padding: 100px 0;
	background-color: #ffffff;
}
.note-rss-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 32px;
}
.note-card {
	display: flex;
	flex-direction: column;
	background: #ffffff;
	border: 1px solid var(--border-color);
	border-radius: 16px;
	overflow: hidden;
	transition: transform 0.3s ease, box-shadow 0.3s ease;
	height: 100%;
}
.note-card:hover {
	transform: translateY(-6px);
	box-shadow: 0 16px 32px rgba(0,0,0,0.08);
	border-color: #ccc;
}
.note-card-body {
	padding: 32px 24px;
	display: flex;
	flex-direction: column;
	justify-content: center;
	height: 100%;
}
.note-card-date {
	font-size: 13px;
	color: var(--text-muted);
	margin-bottom: 12px;
}
.note-card-title {
	font-size: 16px;
	font-weight: 700;
	margin-bottom: 0;
	color: var(--text-main);
	line-height: 1.6;
	display: -webkit-box;
	-webkit-line-clamp: 3;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

/* ==================================================
   6. アプリ詳細ページ (App Detail)
================================================== */
.app-detail-hero { padding: 80px 0; background-color: #ffffff; }
.app-hero-inner { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 48px; }
.app-title { font-size: 48px; font-weight: 700; margin: 16px 0 24px; line-height: 1.2; }
.app-catch { font-size: 20px; font-weight: 700; margin-bottom: 16px; color: var(--accent-color); }
.app-hero-content .app-desc { font-size: 15px; color: var(--text-muted); line-height: 1.8; margin-bottom: 32px; }
.kv-image-wrapper { width: 100%; aspect-ratio: 1200 / 630; background-color: #f0f0f0; border-radius: 16px; overflow: hidden; box-shadow: 0 24px 48px rgba(0,0,0,0.08); }
.kv-image-wrapper img { width: 100%; height: 100%; object-fit: cover; }

.app-release-section { padding: 20px 0 80px; background-color: #ffffff; }
.app-release-box { background-color: #f8f9fa; border: 1px solid var(--border-color); border-radius: 16px; padding: 32px 32px 16px; }
.release-title { display: flex; align-items: center; gap: 8px; font-size: 18px; font-weight: 700; margin-bottom: 24px; color: var(--text-main); }
.app-release-box .news-item { padding: 20px 0; }
.app-release-box .news-item:first-child { padding-top: 24px; }
.app-release-box .news-item:last-child { padding-bottom: 16px; border-bottom: none; }
.app-release-box .news-date { margin-bottom: 8px; }

.app-features-section { padding: 100px 0; background-color: #ffffff; border-top: 1px solid var(--border-color); }
.app-gallery-section { padding: 100px 0; background-color: #fcfcfc; border-top: 1px solid var(--border-color); }

.gallery-item { flex: 0 0 auto; width: 320px; aspect-ratio: 16 / 9; background-color: #e0e0e0; border-radius: 12px; overflow: hidden; scroll-snap-align: start; cursor: pointer; position: relative; transition: transform 0.3s ease, box-shadow 0.3s ease; }
.gallery-item:hover { transform: translateY(-4px); box-shadow: 0 12px 24px rgba(0,0,0,0.15); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; pointer-events: none; }
.gallery-item::after { content: "＋"; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); font-size: 32px; color: #fff; background: rgba(0,0,0,0.5); width: 48px; height: 48px; display: flex; align-items: center; justify-content: center; border-radius: 50%; opacity: 0; transition: opacity 0.3s ease; }
.gallery-item:hover::after { opacity: 1; }

.gallery-modal { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.85); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); z-index: 9999; display: flex; align-items: center; justify-content: center; opacity: 0; pointer-events: none; transition: opacity 0.3s ease; }
.gallery-modal.is-show { opacity: 1; pointer-events: auto; }
.modal-close { position: absolute; top: 24px; right: 24px; color: #fff; font-size: 36px; cursor: pointer; z-index: 10000; }
.modal-content-wrap { max-width: 90vw; max-height: 90vh; display: flex; flex-direction: column; align-items: center; }
.modal-img { max-width: 100%; max-height: 80vh; border-radius: 8px; box-shadow: 0 24px 48px rgba(0,0,0,0.5); }
.modal-caption { margin-top: 16px; color: #fff; font-size: 15px; text-align: center; }

.app-usecase-section { padding: 100px 0; background-color: #f8f9fa; border-top: 1px solid var(--border-color); }
.usecase-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 24px; }
.usecase-item { display: flex; gap: 16px; background: #ffffff; padding: 24px 32px; border-radius: 12px; border: 1px solid var(--border-color); }
.usecase-item .material-symbols-outlined { color: var(--accent-color); font-size: 28px; flex-shrink: 0; }
.usecase-item h4 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.usecase-item p { font-size: 14.5px; color: var(--text-muted); }

.app-howto-section { padding: 100px 0; background-color: #ffffff; border-top: 1px solid var(--border-color); }
.step-list { max-width: 800px; margin: 0 auto; }
.step-item { display: flex; gap: 24px; margin-bottom: 40px; position: relative; }
.step-item:not(:last-child)::after { content: ""; position: absolute; left: 28px; top: 64px; bottom: -24px; width: 2px; background-color: var(--border-color); }
.step-number { flex: 0 0 56px; height: 56px; background: var(--text-main); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 700; font-family: 'Lobster Two', cursive; }
.step-text { padding-top: 14px; }
.step-text h4 { font-size: 20px; font-weight: 700; margin-bottom: 12px; }
.step-text p { font-size: 15px; color: var(--text-muted); line-height: 1.6; }

.bottom-cta-section { padding: 100px 0 120px; background: linear-gradient(135deg, #f8f9fa, #ffffff); border-top: 1px solid var(--border-color); }
.bottom-cta-section h2 { font-size: 32px; font-weight: 700; margin-bottom: 16px; }
.cta-button-wrap { margin-top: 32px; }
.cta-btn { padding: 20px 64px; font-size: 16px; }

/* ==================================================
   7. 法務（規約・ポリシー等）
================================================== */
.legal-section-wrap { padding: 60px 0 100px; background-color: #ffffff; }
.legal-container { max-width: 800px; margin: 0 auto; background: #ffffff; }
.legal-intro { font-size: 15px; line-height: 1.8; color: var(--text-main); margin-bottom: 48px; }
.legal-article { margin-bottom: 48px; }
.legal-article h2 { font-size: 20px; font-weight: 700; color: var(--text-main); border-bottom: 2px solid var(--border-color); padding-bottom: 12px; margin-bottom: 20px; }
.legal-article p { font-size: 15px; color: var(--text-muted); line-height: 1.8; margin-bottom: 16px; }
.legal-article p:last-child { margin-bottom: 0; }
.legal-article ol { list-style-type: decimal; padding-left: 24px; margin-bottom: 16px; }
.legal-article ul { list-style-type: disc; padding-left: 24px; margin-bottom: 16px; }
.legal-article ol li, .legal-article ul li { font-size: 15px; color: var(--text-muted); line-height: 1.8; margin-bottom: 8px; }
.legal-article strong { color: var(--text-main); font-weight: 700; }
.legal-date { text-align: right; margin-top: 64px; font-size: 14px; color: var(--text-muted); font-weight: 500; }

/* ==================================================
   8. フッター・その他
================================================== */
.sponsor-banner-area { padding: 60px 0 40px; background-color: #ffffff; border-top: 1px solid var(--border-color); }
.sponsor-label { display: block; text-align: center; font-size: 10px; font-weight: 700; color: #aaaaaa; margin-bottom: 12px; letter-spacing: 0.15em; text-transform: uppercase; }
.ad-container { width: 100%; max-width: 970px; margin: 0 auto; min-height: 90px; background-color: #f8f9fa; display: flex; align-items: center; justify-content: center; border-radius: 8px; overflow: hidden; }

.site-footer { background-color: #f5f5f5; padding: 80px 24px 32px; position: relative; z-index: 2; border-top: 1px solid var(--border-color); }
.footer-inner { width: 100%; max-width: 1200px; margin: 0 auto; display: flex; flex-direction: column; gap: 64px; }
.footer-top { display: flex; justify-content: space-between; gap: 48px; flex-wrap: wrap; }
.footer-brand { flex: 0 0 240px; }
.footer-brand .logo-text { font-family: 'Lobster Two', cursive; font-style: italic; font-weight: 400; font-size: 28px; display: block; margin-bottom: 12px; }
.footer-desc { font-size: 13px; color: var(--text-muted); line-height: 1.8; }
.footer-links-container { flex: 1; display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; min-width: 600px; }
.footer-links-col h4 { font-size: 13px; font-weight: 700; color: var(--text-main); margin-bottom: 18px; letter-spacing: 0.05em; border-left: 2px solid var(--text-main); padding-left: 8px; line-height: 1.2; }
.footer-links-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links-col a { font-size: 13px; color: var(--text-muted); display: inline-block; }
.footer-links-col a:hover { color: var(--accent-color); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 32px; border-top: 1px solid var(--border-color); flex-wrap: wrap; gap: 16px; }
.footer-legal a { font-size: 12px; color: var(--text-muted); margin-right: 24px; }
.copyright { font-size: 12px; color: var(--text-muted); }


/* ==================================================
   9. レスポンシブ (メディアクエリ)
================================================== */
/* ▼ タブレットサイズ (992px以下) ▼ */
@media (max-width: 992px) {
	.footer-links-container { grid-template-columns: repeat(2, 1fr); min-width: auto; }
	.service-grid { grid-template-columns: repeat(2, 1fr); }
	.app-hero-inner { gap: 32px; }
}

/* ▼ スマホサイズ (768px以下) ▼ */
@media (max-width: 768px) {
	/* ナビゲーション・ハンバーガーメニュー */
	.header-nav { display: none; position: absolute; top: var(--header-height); left: 0; width: 100%; background-color: rgba(255, 255, 255, 0.98); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--border-color); padding: 32px 24px; box-shadow: 0 16px 32px rgba(0,0,0,0.05); }
	.header-nav.is-active { display: block; }
	.header-nav ul { flex-direction: column; gap: 24px; align-items: flex-start; }
	.header-nav a { font-size: 16px; }
	.menu-toggle { display: flex; flex-direction: column; justify-content: center; gap: 6px; width: 32px; height: 32px; background: none; border: none; cursor: pointer; z-index: 1001; }
	.menu-toggle span { display: block; width: 24px; height: 2px; background-color: var(--text-main); margin: 0 auto; transition: all 0.3s ease; }
	.menu-toggle.is-active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
	.menu-toggle.is-active span:nth-child(2) { opacity: 0; }
	.menu-toggle.is-active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

	/* 全体的な上下余白の調整（間延び解消） */
	.apps-section, .news-section, .features-section, .profile-section, .links-section,
	.app-features-section, .app-gallery-section, .app-usecase-section, .app-howto-section { padding: 60px 0; }
	.bottom-cta-section { padding: 60px 0 80px; }
	.about-hero { padding: 80px 24px 60px; }
	.page-hero { padding: 60px 0 40px; }
	.service-category-section { padding: 60px 0; }

	/* 各コンポーネントのスマホ用レイアウト */
	.hero-title { font-size: 36px; margin-bottom: 24px; }
	.hero-desc { font-size: 15px; text-align: left; margin-bottom: 32px; }
	.hero-actions { flex-direction: column; }
	.app-card { flex: 0 0 85vw; min-width: auto; }
	.news-item { flex-direction: column; gap: 12px; }
	.news-meta { flex: none; display: flex; align-items: center; gap: 12px; }
	.about-hero .hero-title { font-size: 28px; }
	.features-grid { grid-template-columns: 1fr; gap: 24px; }
	.profile-inner { flex-direction: column; gap: 40px; }
	.profile-meta { flex: none; width: 100%; }
	.links-grid { grid-template-columns: 1fr; gap: 16px; }
	.page-title { font-size: 28px; }
	.service-grid { grid-template-columns: 1fr; gap: 24px; }

	/* アプリ詳細ページ スマホレスポンシブ */
	.app-hero-inner { grid-template-columns: 1fr; gap: 32px; }
	.app-hero-content { order: 2; }
	.app-hero-kv { order: 1; }
	.app-title { font-size: 36px; }
	.app-release-box { padding: 24px; }
	.usecase-item { flex-direction: column; gap: 12px; }
	.step-item:not(:last-child)::after { left: 24px; }
	.step-number { flex: 0 0 48px; height: 48px; font-size: 18px; }
	.step-text { padding-top: 10px; }
	.cta-button-wrap { margin-top: 24px; }
	.cta-btn { padding: 18px 48px; font-size: 15px; width: 100%; }

	/* 法務ページ スマホ用調整 */
	.legal-article h2 { font-size: 18px; }
	.legal-intro, .legal-article p, .legal-article ol li, .legal-article ul li { font-size: 14px; }

	/* フッター スマホ用調整（巨大な余白の解消） */
	.site-footer { padding: 60px 24px 32px; }
	.footer-inner { gap: 40px; }
	.footer-top { flex-direction: column; gap: 32px; }
	
	/* 縦並び時に240pxの巨大な隙間ができる原因を解消（flex: 0 0 autoに変更） */
	.footer-brand { flex: 0 0 auto; width: 100%; } 
	
	.footer-links-container { grid-template-columns: 1fr; gap: 32px; }
	.footer-bottom { flex-direction: column; align-items: flex-start; padding-top: 24px; }
	.footer-legal { display: flex; flex-direction: column; gap: 12px; }
	.footer-legal a { margin-right: 0; }

	/* Note セクションのスマホ用調整 */
	.note-section { padding: 60px 0; }
	.note-rss-grid { grid-template-columns: 1fr; gap: 24px; }
}