/* ============================================
   りこんほっとLINE株式会社 Corporate Site
   ピンク × ミントグリーン 温かみパレット
   ============================================ */

/* --- CSS Variables --- */
:root {
  /* =============================================
     りこんほっとLINE ブランドカラーパレット
     ============================================= */

  /* ── メインピンク系 ── */
  --primary: #F49CA1;           /* ブランド主色 */
  --primary-dark: #C15B65;      /* 見出し・アクセント / 大テキスト対 bg ≈3.97:1 */
  --primary-light: #F8BCC0;     /* ホバー・ライトアクセント */
  --primary-pale: #FFF5F6;      /* サイト背景・薄ピンク */

  /* ── CTA グリーン系（LINE連想） ── */
  --secondary: #34D399;         /* CTAメイン */
  --secondary-dark: #059669;    /* CTAダーク */
  --secondary-light: #B2E2D2;   /* ライトミント */
  --secondary-pale: #E8F8F3;    /* 極薄ミント */

  /* ── アクセント（深ピンク系） ── */
  --accent: #C15B65;
  --accent-light: #FDE6EC;

  /* ── ウォームニュートラル（廃止予定→テキスト色へ統一） ── */
  --warm-brown: #4A4A4A;
  --warm-brown-light: #6A6A6A;

  /* ── テキスト色（対 #FFF5F6）── */
  --text: #3A3A3A;              /* ≈9.7:1 ✓ WCAG AAA — 視認性向上 */
  --text-light: #6A6A6A;        /* ≈5.1:1 ✓ WCAG AA */
  --text-muted: #6B6B6B;        /* ≈5.0:1 ✓ WCAG AA */
  --primary-heading: #C15B65;   /* 大見出し（≥18px）: ≈3.97:1 ✓ AA大 */

  /* ── 背景色 ── */
  --bg-warm: #FFF5F6;           /* サイト背景（背景ピンク） */
  --bg-light: #FFF7F7;          /* カード背景（淡いピンク） */
  --bg-white: #FFFFFF;
  --bg-pink: #FFF5F6;
  --bg-mint: #B2E2D2;           /* ライトミント */

  /* ── ボーダー ── */
  --border: #F0E6E7;
  --border-light: #F7EDEF;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.05);     /* カード標準シャドウ */
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
  --shadow-pink: 0 8px 30px rgba(244, 156, 161, 0.15);
  --shadow-mint: 0 8px 30px rgba(184, 227, 211, 0.2);
  --radius: 12px;
  --radius-lg: 12px;            /* カード角丸 — 仕様統一 */
  --transition: all 0.3s ease;
  --font-ja: 'Noto Sans JP', sans-serif;
  --font-en: 'Inter', sans-serif;
  --max-width: 1200px;
}

/* --- Reset & Base --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-ja);
  color: var(--text);
  background-color: var(--bg-warm);
  line-height: 1.7;           /* 仕様: 1.7 */
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol { list-style: none; }

/* --- Typography --- */
/* ── タイポグラフィ仕様（スマホファースト） ──
   H1: 32px / 700 / LH 1.3
   H2: 24px / 600 / LH 1.4
   H3: 20px / 600 / LH 1.5
   Body(mobile): 15–16px / 1.7
   Caption: 13px / 500 / 1.5
   ─────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  color: var(--text);
  letter-spacing: -0.01em;
}
h1 {
  font-size: 2rem;              /* 32px */
  font-weight: 700;
  line-height: 1.3;
}
h2 {
  font-size: 1.5rem;            /* 24px */
  font-weight: 600;
  line-height: 1.4;
}
h3 {
  font-size: 1.25rem;           /* 20px */
  font-weight: 600;
  line-height: 1.5;
}
h4, h5, h6 {
  font-weight: 600;
  line-height: 1.5;
}

.section-label {
  font-family: var(--font-en);
  font-size: 0.8125rem;         /* 13px = Caption仕様 */
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);            /* 24px = H2 */
  font-weight: 600;
  line-height: 1.4;
  color: var(--text);
  margin-bottom: 1rem;
}

.section-title--white {
  color: var(--bg-white);
}

.section-desc {
  font-size: clamp(0.875rem, 1.2vw, 1rem);
  color: var(--text-light);
  max-width: 700px;
  line-height: 1.9;
}

/* --- Layout --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;              /* 8pt grid: mobile 20px */
}

.section {
  padding: 64px 0;             /* Desktop: 仕様 64px */
}

.section--dark {
  background: linear-gradient(135deg, var(--primary-pale) 0%, var(--secondary-pale) 100%);
  color: var(--text);
}

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

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

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

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

/* --- Grid --- */
.grid {
  display: grid;
  gap: 2rem;
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

/* ============================================
   HEADER / NAVIGATION
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 245, 246, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(244, 156, 161, 0.12);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: 0 2px 24px rgba(244, 156, 161, 0.1);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  height: 80px;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header__logo img {
  height: 36px;
  width: auto;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav__link {
  display: block;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  border-radius: var(--radius);
  transition: var(--transition);
}

.nav__link:hover {
  color: var(--primary-dark);
  background: var(--primary-pale);
}

.nav__link--cta {
  background: var(--primary);
  color: var(--bg-white);
  padding: 0.6rem 1.5rem;
  border-radius: 50px;
  font-weight: 600;
  margin-left: 0.75rem;
}

.nav__link--cta:hover {
  background: var(--primary-dark);
  color: var(--bg-white);
  box-shadow: var(--shadow-pink);
}

/* Mobile Menu Toggle */
.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  margin: 5px 0;
  transition: var(--transition);
  border-radius: 2px;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh; /* fallback */
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 80px;
  background: var(--bg-warm);
}

.hero__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--bg-pink) 0%, var(--secondary-pale) 100%);
  z-index: -1;
}

/* Hero Video Background */
.hero__video-wrap {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 1;
}

.hero__video {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  transform: translate(-50%, -50%);
  object-fit: cover;
}

.hero__video-overlay {
  position: absolute;
  inset: 0;
  background: transparent;  /* 背景を削除して動画を表示 */
  z-index: 1;
  pointer-events: none;
}

/* パーティクルエフェクト削除（パフォーマンス最適化） */
.hero__particles {
  display: none;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}

.hero__info-bar {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 0.5rem 1.25rem;
  margin-bottom: 2.5rem;
  font-size: 0.85rem;
  color: var(--text-light);
  backdrop-filter: blur(8px);
}

.hero__info-date {
  font-family: var(--font-en);
  font-weight: 600;
  color: var(--primary-dark);
}

.hero__title {
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  font-weight: 800;
  color: var(--text);
  line-height: 1.35;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero__title span {
  display: inline;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: 1.15rem;
  color: var(--text-light);
  max-width: 680px;
  line-height: 2;
  margin-bottom: 2.5rem;
}

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

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 2rem;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: var(--font-ja);
  /* マイクロインタラクション */
  transition: background 0.2s ease, color 0.2s ease,
              transform 0.15s ease, opacity 0.15s ease,
              box-shadow 0.2s ease;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

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

.btn--primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-pink);
}
.btn:active,
.btn:focus-visible {
  transform: scale(0.97);
  opacity: 0.88;
}
.btn--primary:active { background: var(--primary-dark); }
.btn--secondary:active { background: var(--secondary-dark); }

.btn--outline {
  background: rgba(255, 255, 255, 0.6);
  color: var(--text);
  border: 1.5px solid var(--border);
  backdrop-filter: blur(8px);
}

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

.btn--secondary {
  background: var(--secondary);
  color: var(--text);
}

.btn--secondary:hover {
  background: var(--secondary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-mint);
}

.btn--dark {
  background: var(--primary-dark);     /* #C15B65 ディープピンク */
  color: #ffffff;
}

.btn--dark:hover {
  background: var(--primary);          /* #F49CA1 ホバーで明るく */
  transform: translateY(-2px);
}

.btn--lg {
  padding: 1.1rem 2.5rem;
  font-size: 1rem;
}

/* ============================================
   ABOUT / MVV SECTION
   ============================================ */
.about-intro {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 4rem;
}

.about-cta {
  text-align: center;
  margin-top: 0;
  margin-bottom: 2.5rem;
}

.mvv-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;           /* 仕様: gap 24px */rem;
}

.mvv-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 24px;              /* 仕様: 24px */
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--border-light);
  position: relative;
  overflow: hidden;
}

.mvv-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  opacity: 0;
  transition: var(--transition);
}

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

.mvv-card:hover::before {
  opacity: 1;
}

.mvv-card__label {
  font-family: var(--font-en);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.mvv-card__title {
  font-size: 1.35rem;
  color: var(--text);
  margin-bottom: 1rem;
}

.mvv-card__text {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.9;
}

/* ============================================
   BUSINESS / SERVICE SECTION
   ============================================ */
.service-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;           /* 仕様: gap 24px */
}

.service-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--border-light);
}

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

.service-card__icon {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
}

.service-card__icon--pink { background: linear-gradient(135deg, var(--primary-pale), var(--primary-light)); }
.service-card__icon--green { background: linear-gradient(135deg, var(--secondary-pale), var(--secondary-light)); }
.service-card__icon--dark { background: linear-gradient(135deg, var(--accent-light), var(--accent)); }

.service-card__body {
  padding: 24px              /* 仕様: 24px */;
}

.service-card__title {
  font-size: 1.2rem;
  color: var(--text);
  margin-bottom: 0.75rem;
}

.service-card__text {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.8;
}

/* ============================================
   STATS / NUMBERS
   ============================================ */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-lg);
  padding: 2rem 1rem;
  border: 1px solid var(--border-light);
}

.stat__number {
  font-family: var(--font-en);
  font-size: 3rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.stat__number span {
  font-size: 1.2rem;
  font-weight: 600;
}

.stat__label {
  font-size: 0.9rem;
  color: var(--text-light);
  margin-top: 0.5rem;
}

/* ============================================
   COMPANY INFO TABLE
   ============================================ */
.company-table {
  width: 100%;
  border-collapse: collapse;
}

.company-table tr {
  border-bottom: 1px solid var(--border);
}

.company-table th,
.company-table td {
  padding: 1.5rem 1rem;
  text-align: left;
  vertical-align: top;
  font-size: 0.95rem;
}

.company-table th {
  width: 200px;
  font-weight: 600;
  color: var(--text);
  background: var(--bg-pink);
}

.company-table td {
  color: var(--text);
  line-height: 1.8;
}

/* ============================================
   TIMELINE / HISTORY
   ============================================ */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--primary), var(--secondary));
}

.timeline__item {
  position: relative;
  padding: 0 0 2.5rem 2rem;
}

.timeline__item::before {
  content: '';
  position: absolute;
  left: -2rem;
  top: 0.3rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--primary);
  border: 3px solid var(--bg-white);
  box-shadow: 0 0 0 3px var(--primary-light);
  transform: translateX(-5px);
}

.timeline__year {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 0.25rem;
}

.timeline__text {
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.8;
}

/* ============================================
   CEO MESSAGE
   ============================================ */
.ceo-section {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}

.ceo-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.ceo-image img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
}

.ceo-content__name {
  font-size: 1.1rem;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.ceo-content__role {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.ceo-content__text {
  font-size: 0.95rem;
  color: var(--text);
  line-height: 2;
}

.ceo-content__text p {
  margin-bottom: 1.5rem;
}

/* ============================================
   NEWS LIST
   ============================================ */
.news-list {
  max-width: 800px;
  margin: 0 auto;
}

.news-item {
  display: flex;
  gap: 1.5rem;
  padding: 20px 0;              /* 8pt grid */
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.news-item:hover {
  padding-left: 0.5rem;
}

.news-item__date {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  white-space: nowrap;
  min-width: 100px;
}

.news-item__tag {
  display: inline-block;
  padding: 0.15rem 0.75rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--primary-pale);
  color: var(--primary-dark);
  white-space: nowrap;
}

.news-item__title {
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.6;
}

/* ============================================
   CONTACT FORM
   ============================================ */
.contact-form {
  max-width: 700px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.form-group label .required {
  color: var(--primary);
  font-size: 0.8rem;
  margin-left: 0.25rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-ja);
  font-size: 0.95rem;
  color: var(--text);
  background: var(--bg-white);
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(244, 156, 161, 0.15);
}

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

/* ============================================
   CTA SECTION
   ============================================ */
.cta {
  text-align: center;
  background: linear-gradient(135deg, var(--primary-pale) 0%, var(--bg-warm) 50%, var(--secondary-pale) 100%);
  padding: 5rem 2rem;
  position: relative;
}

.cta::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.25;
  background-image:
    radial-gradient(circle at 20% 50%, var(--primary-light) 2px, transparent 2px),
    radial-gradient(circle at 80% 50%, var(--secondary) 2px, transparent 2px);
  background-size: 120px 120px, 160px 160px;
}

.cta > * { position: relative; z-index: 1; }

.cta__title {
  font-size: 2rem;
  color: var(--text);
  margin-bottom: 1rem;
}

.cta__text {
  font-size: 1rem;
  color: var(--text-light);
  margin-bottom: 2rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--bg-warm);          /* #FFF5F6 — ブランドピンク背景 */
  color: var(--text);
  border-top: 2px solid var(--border);
  padding: 4rem 0 2rem;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer__brand {
  font-size: 0.9rem;
  line-height: 1.8;
}

.footer__logo {
  height: 32px;
  margin-bottom: 1rem;
}

.footer__nav-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 1rem;
  font-family: var(--font-en);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer__nav a {
  display: block;
  padding: 0.3rem 0;
  font-size: 0.85rem;
  color: var(--text-light);
  transition: var(--transition);
}

.footer__nav a:hover {
  color: var(--primary-dark);
  padding-left: 0.25rem;
}

.footer__bottom {
  border-top: 1px solid var(--border);
  padding-top: 2rem;
  text-align: center;
  font-size: 0.8rem;
  font-family: var(--font-en);
  color: var(--text-muted);
}

/* ============================================
   PAGE HEADER (Sub pages)
   ============================================ */
.page-header {
  padding: 10rem 0 4rem;
  position: relative;
  overflow: hidden;
}

.page-header__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--bg-pink) 0%, var(--bg-warm) 50%, var(--secondary-pale) 100%);
}

.page-header__particles {
  position: absolute;
  inset: 0;
  opacity: 0.3;
  background-image:
    radial-gradient(circle at 20% 30%, var(--primary-light) 2px, transparent 2px),
    radial-gradient(circle at 80% 70%, var(--secondary) 2px, transparent 2px);
  background-size: 200px 200px, 300px 300px;
}

.page-header__content {
  position: relative;
  z-index: 2;
}

.page-header__label {
  font-family: var(--font-en);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.page-header__title {
  font-size: 2.5rem;
  color: var(--text);
  font-weight: 800;
}

/* ============================================
   MAP
   ============================================ */
.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  margin-top: 2rem;
  border: 1px solid var(--border);
}

.map-container iframe {
  width: 100%;
  height: 400px;
  border: 0;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .hero__title { font-size: 2.5rem; }
  .mvv-cards { grid-template-columns: 1fr; }
  .service-cards { grid-template-columns: repeat(2, 1fr) !important; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .footer__inner { grid-template-columns: 1fr 1fr; }
  .ceo-section { grid-template-columns: 1fr; gap: 2rem; }
}

@media (max-width: 768px) {
  html { font-size: 15px; }

  .header__inner { height: 64px; }

  .nav {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 245, 246, 0.98);
    backdrop-filter: blur(16px);
    padding: 2rem;
    z-index: 999;
  }

  .nav.active { display: block; }

  .nav__list {
    flex-direction: column;
    gap: 0;
  }

  .nav__link {
    display: block;
    padding: 1rem;
    font-size: 1.1rem;
    border-bottom: 1px solid var(--border);
  }

  .nav__link--cta {
    margin: 1rem 0 0;
    text-align: center;
  }

  .nav__toggle { display: block; }

  .hero { min-height: auto; padding: 8rem 0 4rem; }
  .hero__title { font-size: 2rem; }
  .hero__subtitle { font-size: 1rem; }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; justify-content: center; }

  .section { padding: 48px 0; }  /* Mobile: 仕様 48px */
  .section-title { font-size: 1.6rem; }

  .service-cards { grid-template-columns: 1fr !important; }
  .stats { grid-template-columns: 1fr 1fr; gap: 1.5rem; }
  .stat__number { font-size: 2.2rem; }

  .company-table th,
  .company-table td {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
  }
  .company-table th { padding-bottom: 0.25rem; }

  .footer__inner { grid-template-columns: 1fr; gap: 2rem; }

  .page-header { padding: 7rem 0 3rem; }
  .page-header__title { font-size: 1.8rem; }

  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }

  .market-grid { grid-template-columns: 1fr !important; }
}

/* --- Utility --- */
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-6 { margin-bottom: 3rem; }

/* --- Animations --- */
[data-aos] {
  opacity: 0;
  transition-property: opacity, transform;
}
[data-aos].aos-animate {
  opacity: 1;
}
/* =====================================================
   フルスクリーン ハンバーガーメニュー
   りこんほっとLINE ブランド仕様
   ===================================================== */

/* ─────────────────────────────────────
   ハンバーガーボタン（ヘッダー内）
   ───────────────────────────────────── */
.nav__toggle {
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: var(--primary-pale);
  border: 1.5px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  padding: 0;
  position: relative;
  z-index: 1002;
  flex-shrink: 0;
  transition: background 0.25s ease, border-color 0.25s ease;
}
.nav__toggle span {
  display: block;
  width: 22px;
  height: 2.5px;
  background: var(--primary-dark);
  border-radius: 3px;
  transform-origin: center;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.2s ease;
}
.nav__toggle:hover {
  background: var(--primary-light);
  border-color: var(--primary);
}
.nav__toggle:focus-visible {
  outline: 3px solid var(--primary-dark);
  outline-offset: 3px;
}
.nav__toggle.active span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav__toggle.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav__toggle.active span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ─────────────────────────────────────
   nav__header / nav__footer
   （モバイル時のみ表示）
   ───────────────────────────────────── */
.nav__header,
.nav__footer,
.nav__hamburger-icon,
.nav__menu-label,
.nav__close,
.nav__cta-btn {
  display: none;
}

/* ─────────────────────────────────────
   オーバーレイ（全画面navのため不要）
   ───────────────────────────────────── */
.nav__overlay {
  display: none !important;
}

/* ─────────────────────────────────────
   スクロール禁止（メニュー開時）
   ───────────────────────────────────── */
body.menu-open {
  overflow: hidden;
}

/* =====================================================
   モバイル（768px以下）: フルスクリーン右スライドメニュー
   ===================================================== */
@media (max-width: 768px) {

  /* ── ハンバーガーボタン表示 ── */
  .nav__toggle {
    display: flex;
  }

  /* ── フルスクリーン nav オーバーレイ ── */
  .nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    background-color: var(--bg-light);      /* #FFF7F7 */
    z-index: 1000;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    overflow-x: hidden;
    /* 初期: 右へ退場 */
    transform: translateX(100%);
    visibility: hidden;
    opacity: 0;
    transition:
      transform 0.42s cubic-bezier(0.4, 0, 0.2, 1),
      opacity   0.35s ease,
      visibility 0s linear 0.42s;
  }
  .nav.active {
    transform: translateX(0);
    visibility: visible;
    opacity: 1;
    transition:
      transform 0.42s cubic-bezier(0.4, 0, 0.2, 1),
      opacity   0.35s ease,
      visibility 0s linear 0s;
  }

  /* ── nav__header（☰ / MENU / ×）── */
  .nav__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    height: 64px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
    background: var(--bg-light);
  }
  .nav__hamburger-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    font-size: 20px;
    color: var(--primary-dark);
    flex-shrink: 0;
  }
  .nav__menu-label {
    display: block;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.3em;
    color: var(--primary-dark);
    font-family: var(--font-en);
    text-transform: uppercase;
  }
  .nav__close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: none;
    border: 1.5px solid var(--border);
    border-radius: 50%;
    cursor: pointer;
    color: var(--primary-dark);
    font-size: 18px;
    line-height: 1;
    flex-shrink: 0;
    transition: background 0.2s ease, border-color 0.2s ease;
  }
  .nav__close:hover {
    background: var(--primary-pale);
    border-color: var(--primary);
  }
  .nav__close:focus-visible {
    outline: 3px solid var(--primary-dark);
    outline-offset: 3px;
  }

  /* ── ナビゲーションリスト ── */
  .nav__list {
    flex: 1;
    list-style: none;
    padding: 8px 0 0;
    margin: 0;
    display: flex;
    flex-direction: column;
  }
  .nav__list li {
    border-bottom: 1px solid var(--border);
  }
  .nav__link {
    display: flex;
    align-items: center;
    padding: 21px 28px;
    font-size: 1.5rem;                      /* 24px */
    font-weight: 500;
    color: var(--text);
    text-decoration: none;
    letter-spacing: 0.02em;
    line-height: 1.3;
    transition: color 0.2s ease, padding-left 0.25s ease;
  }
  .nav__link:hover,
  .nav__link:active {
    color: var(--primary);                  /* #F49CA1 */
    background: transparent;
    padding-left: 36px;
  }
  .nav__link--active {
    color: var(--primary-dark) !important;
    font-weight: 700;
    background: transparent !important;
    border-left: 3px solid var(--primary-dark);
    padding-left: 25px !important;
  }
  /* お問い合わせはフッターCTAで表示するためリストから非表示 */
  .nav__link--cta {
    display: none;
  }

  /* ── フッター CTA ── */
  .nav__footer {
    display: block;
    padding: 20px 28px;
    padding-bottom: max(20px, env(safe-area-inset-bottom));
    flex-shrink: 0;
    border-top: 1px solid var(--border);
  }
  .nav__cta-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 17px 20px;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-dark) 100%);
    color: #ffffff;
    font-size: 1.05rem;
    font-weight: 700;
    border-radius: 12px;
    text-decoration: none;
    letter-spacing: 0.04em;
    box-shadow: 0 4px 16px rgba(52, 211, 153, 0.28);
    transition: opacity 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  }
  .nav__cta-btn:hover {
    opacity: 0.92;
    transform: translateY(-2px);
    box-shadow: 0 6px 22px rgba(52, 211, 153, 0.38);
  }
  .nav__cta-btn:active {
    transform: translateY(0);
  }
}

/* =====================================================
   デスクトップ（769px以上）: 通常横並びナビ
   ===================================================== */
@media (min-width: 769px) {
  .nav__toggle { display: none; }
  .nav {
    position: static;
    width: auto;
    height: auto;
    background-color: transparent;
    transform: none;
    visibility: visible;
    opacity: 1;
    transition: none;
    display: block;
    overflow: visible;
    padding: 0;
  }
  .nav__header,
  .nav__footer {
    display: none !important;
  }
  .nav__list {
    display: flex;
    flex-direction: row;
    gap: 0;
    padding: 0;
  }
  .nav__list li {
    border-bottom: none;
  }
  .nav__link {
    padding: 16px 18px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    letter-spacing: 0;
  }
  .nav__link:hover {
    color: var(--primary-dark);
    padding-left: 18px;
    background: transparent;
  }
  .nav__link--active {
    color: var(--primary-dark) !important;
    background: transparent !important;
    border-left: none !important;
    padding-left: 18px !important;
    font-weight: 700;
  }
  .nav__link--cta {
    display: block;
    color: var(--primary-dark);
    font-weight: 700;
  }
}
/*
 * =====================================================
 *  UI/UX Improvements — りこんほっとLINE コーポレートサイト
 *  css/improvements.css
 *  style.css への追加・上書きスタイル
 * =====================================================
 */

/* ─────────────────────────────────────────
   LINE CTA Button
   ───────────────────────────────────────── */
.btn--line {
  background: linear-gradient(135deg, #34D399, #059669);
  color: #fff;
  border: none;
  font-weight: 700;
  letter-spacing: 0.04em;
  box-shadow: 0 4px 20px rgba(52, 211, 153, 0.35);
  transition: transform 0.2s, box-shadow 0.2s;
}
.btn--line:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(52, 211, 153, 0.5);
  color: #fff;
}
.btn--line:active {
  transform: translateY(0);
}

/* ─────────────────────────────────────────
   ブランドカラーパレット同期（style.css と一致）
   ───────────────────────────────────────── */
/* 削除：root での色の上書きを廃止（style.css の値を使用） */

.hero__title {
  color: #3A3A3A !important;
  font-weight: 800;
}

/* ─────────────────────────────────────────
   Task 1: モバイルフォントサイズ改善
   ───────────────────────────────────────── */
@media (max-width: 768px) {
  body, p { font-size: 16px; }
  .ceo-content__text span, .hero__info-bar span, .footer__bottom { font-size: 14px; }
  .footer p, .footer__nav a, .footer__nav-title, .footer__bottom { font-size: 14px; }
  input, input[type="text"], input[type="email"], input[type="tel"],
  input[type="search"], select, textarea { font-size: 16px !important; }
}

/* ─────────────────────────────────────────
   Task 2: フッターリンクのタッチターゲット拡大
   ───────────────────────────────────────── */
.footer__nav a { display: inline-block; min-height: 44px; padding: 10px 4px; line-height: 1.5; }
@media (max-width: 768px) {
  .footer__nav { display: flex; flex-direction: column; }
  .footer__nav a { min-height: 48px; padding: 12px 4px; margin-bottom: 4px; }
}

/* ─────────────────────────────────────────
   Task 3: フォームのモバイル 1 カラム化
   ───────────────────────────────────────── */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
@media (max-width: 768px) {
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .contact-form input[type="text"], .contact-form input[type="email"],
  .contact-form input[type="tel"], .contact-form select { height: 48px; width: 100%; box-sizing: border-box; }
  .contact-form textarea { width: 100%; box-sizing: border-box; }
}

/* ─────────────────────────────────────────
   Task 5: デスクトップナビ 769px–1024px の折り返し修正
   ───────────────────────────────────────── */
@media (min-width: 769px) and (max-width: 1024px) {
  .nav__link { font-size: 13px !important; letter-spacing: 0 !important; padding: 6px 8px !important; }
}

/* ─────────────────────────────────────────
   Task 6: ナビゲーションのアクティブ状態表示
   ───────────────────────────────────────── */
.nav__link--active { border-bottom: 2px solid var(--primary-dark); font-weight: 600; color: var(--primary-dark) !important; }
.nav__link--cta.nav__link--active { border-bottom: 2px solid var(--primary-dark); }

/* ─────────────────────────────────────────
   Task 7: スキップナビゲーション
   ───────────────────────────────────────── */
.skip-link { position: absolute; left: -9999px; top: -9999px; width: 1px; height: 1px; overflow: hidden; z-index: 10000; text-decoration: none; }
.skip-link:focus { position: fixed; top: 0; left: 0; width: auto; height: auto; overflow: visible; background: var(--primary); color: #fff; padding: 12px 24px; font-weight: 600; font-size: 16px; z-index: 10000; border-radius: 0 0 4px 0; outline: 2px solid var(--primary-dark); }

/* ─────────────────────────────────────────
   Task 8: prefers-reduced-motion 対応
   ───────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
  [data-aos] { opacity: 1 !important; transform: none !important; transition: none !important; }
}

/* ─────────────────────────────────────────
   Task 10: トップに戻るボタン
   ───────────────────────────────────────── */
.scroll-top { position: fixed; bottom: 24px; right: 24px; width: 48px; height: 48px; border-radius: 50%; background: var(--primary); color: #fff; border: none; font-size: 20px; line-height: 1; cursor: pointer; opacity: 0; visibility: hidden; transition: opacity 0.3s ease, visibility 0.3s ease, background 0.2s ease; z-index: 100; box-shadow: 0 2px 8px rgba(0,0,0,0.15); display: flex; align-items: center; justify-content: center; }
.scroll-top--visible { opacity: 1; visibility: visible; }
.scroll-top:hover, .scroll-top:focus { background: var(--primary-dark); outline: 2px solid var(--primary-dark); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) { .scroll-top { transition: none; } }

/* ─────────────────────────────────────────
   Task 11: ヒーローセクション モバイル改行制御
   ───────────────────────────────────────── */
.sp-only { display: none; }
@media (max-width: 768px) {
  .sp-only { display: inline; }
  .hero__title { word-break: keep-all; overflow-wrap: break-word; }
}


/* =====================================================
   UI DESIGN UPGRADE — スマホUI改善仕様 v2.0
   ===================================================== */

/* タイポグラフィ補正（モバイル） */
@media (max-width: 768px) {
  html { font-size: 15px; }
  h1 { font-size: 2rem; }
  h2 { font-size: 1.467rem; }
  h3 { font-size: 1.2rem; }
  body { line-height: 1.7; }
  .section-title { font-size: 1.467rem; font-weight: 600; }
  .section__head { margin-bottom: 32px; }
  .section-label { margin-bottom: 8px; }
  .section-title { margin-bottom: 12px; }
  .section-desc, .section__desc { font-size: 0.933rem; line-height: 1.7; color: var(--text-light); margin-bottom: 24px; }
}

/* カード品位統一 */
.service-card, .mvv-card, .stat, .news-card { border-radius: 12px !important; box-shadow: 0 4px 20px rgba(0,0,0,0.05) !important; transition: transform 0.2s ease, box-shadow 0.2s ease !important; }
.service-card:hover, .mvv-card:hover { transform: translateY(-4px); box-shadow: 0 8px 28px rgba(0,0,0,0.09) !important; }

/* ボタン マイクロインタラクション */
.btn { will-change: transform, opacity; transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease, transform 0.15s cubic-bezier(0.4,0,0.2,1), opacity 0.15s ease !important; }
.btn:active { transform: scale(0.96) !important; opacity: 0.85 !important; }
.btn:focus-visible { outline: 3px solid var(--primary-dark); outline-offset: 3px; }

/* ヒーロー CTA */
.hero__actions { display: flex; flex-direction: column; align-items: center; gap: 12px; margin-top: 28px; }
@media (max-width: 768px) {
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .btn { justify-content: center; width: 100%; }
}

/* Section label */
.section-label { font-size: 0.8125rem !important; font-weight: 500 !important; letter-spacing: 0.18em; text-transform: uppercase; color: var(--primary-dark); display: block; margin-bottom: 8px; }

/* リードテキスト */
.section-lead, .section__lead { font-size: 1rem; line-height: 1.75; color: var(--text-light); max-width: 540px; margin: 0 auto 32px; text-align: center; }

/* ヘッダー */
.header { border-bottom: 1px solid var(--border) !important; }
.header__logo img { height: 32px; width: auto; display: block; }

/* フッター */
.footer { background: var(--bg-warm) !important; border-top: 2px solid var(--border) !important; }
.footer__bottom { border-top: 1px solid var(--border) !important; color: var(--text-muted) !important; }

/* モバイル コンテナ余白 */
@media (max-width: 768px) {
  .container { padding: 0 20px !important; }
  .service-cards, .mvv-cards { grid-template-columns: 1fr !important; gap: 16px !important; }
  .service-card__body { padding: 20px !important; }
  .mvv-card { padding: 20px !important; }
}

/* Divider */
hr, .divider { border: none; border-top: 1px solid var(--border); margin: 24px 0; }

/* prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  .btn, .btn:active, .service-card, .mvv-card, .nav { transition: none !important; transform: none !important; animation: none !important; }
}


/* ─────────────────────────────────────────
   company.html: 市場環境グリッド レスポンシブ
   ───────────────────────────────────────── */
.market-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; }
.content-card { background: var(--bg-white); border-radius: var(--radius-lg); padding: 2rem; border: 1px solid var(--border-light); box-shadow: 0 2px 12px rgba(0,0,0,0.04); }
.content-card--full { margin-top: 2rem; }
.content-card__title { font-size: 1.1rem; font-weight: 600; color: var(--text); margin-bottom: 0.875rem; line-height: 1.5; }
.content-card__text { color: var(--text-light); line-height: 1.9; font-size: 0.95rem; }
.company-table small { color: var(--text-muted) !important; font-size: 0.8rem; }

@media (max-width: 768px) {
  .market-grid { grid-template-columns: 1fr; gap: 1.25rem; }
  .content-card { padding: 1.5rem; }
  .content-card--full { margin-top: 1.25rem; }
  .content-card__title { font-size: 1.05rem; }
  .content-card__text { font-size: 1rem; line-height: 1.85; }
  .company-table th { font-size: 0.875rem; padding-right: 0.75rem; width: 6.5em; white-space: nowrap; vertical-align: top; }
  .company-table td { font-size: 0.9rem; line-height: 1.75; }
  .page-header { padding: 7rem 0 3rem !important; }
  .page-header__title { font-size: 1.8rem !important; }
  .page-header__label { font-size: 0.8rem !important; }
}


/* ─────────────────────────────────────────
   about.html: MVV グリッド レスポンシブ
   Mission/Vision/Value セクションの2カラム
   ───────────────────────────────────────── */
.mvv-row { margin-bottom: 3.5rem; padding-bottom: 3.5rem; border-bottom: 1px solid var(--border); }
.mvv-row:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }

.mvv-grid { display: grid; grid-template-columns: 160px 1fr; gap: 3rem; align-items: start; }

.mvv-label-col { text-align: left; }
.mvv-card__label { font-family: var(--font-en, 'Inter', sans-serif); font-size: 0.75rem; font-weight: 700; color: var(--primary-dark); letter-spacing: 0.18em; text-transform: uppercase; display: block; margin-bottom: 0.5rem; }
.mvv-heading { font-size: 1.1rem; font-weight: 600; color: var(--text); margin: 0; }

.mvv-body {}
.mvv-title { font-size: 1.15rem; font-weight: 600; color: var(--text); margin-bottom: 1rem; line-height: 1.5; }
.mvv-text { color: var(--text-light); line-height: 1.9; font-size: 0.95rem; margin: 0; }

@media (max-width: 768px) {
  .mvv-row { margin-bottom: 2.5rem; padding-bottom: 2.5rem; }
  .mvv-grid { grid-template-columns: 1fr; gap: 0.75rem; }
  .mvv-label-col { display: flex; align-items: center; gap: 0.75rem; }
  .mvv-heading { font-size: 1rem; }
  .mvv-title { font-size: 1.05rem; margin-top: 0.5rem; }
  .mvv-text { font-size: 1rem; line-height: 1.85; }
}

/* CEO section mobile */
@media (max-width: 768px) {
  .ceo-section { gap: 1.5rem !important; }
  .ceo-image { max-width: 180px; margin: 0 auto; }
  .ceo-content__name { font-size: 1.1rem !important; }
  .ceo-content__role { font-size: 0.875rem !important; }
  .ceo-content__text p { font-size: 1rem; line-height: 1.85; }
}

/* ─────────────────────────────────────────
   Hero Video - PC / モバイル表示切り替え
   ───────────────────────────────────────── */
.hero__video--pc {
  display: block;
  z-index: 0;
}

.hero__video--sp {
  display: none;
  z-index: 0;
}

/* タブレット・スマホ（768px以下）: SP動画に切り替え */
@media (max-width: 768px) {
  .hero__video--pc { display: none; }
  .hero__video--sp { display: block; }
}

/* スマホ (〜480px): 縦長動画を画面全体にフィット */
@media (max-width: 480px) {
  .hero {
    min-height: 100svh;
    padding-top: 64px;
  }
  .hero__video--sp {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    min-width: unset;
    min-height: unset;
    transform: translate(-50%, -50%);
    object-fit: cover;
    object-position: center center;
  }
  .hero__content {
    padding: 2rem 1.25rem;
  }
}

/* タブレット (481px〜768px): SP動画をfillで表示 */
@media (min-width: 481px) and (max-width: 768px) {
  .hero {
    min-height: 100svh;
    padding-top: 70px;
  }
  .hero__video--sp {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    min-width: unset;
    min-height: unset;
    transform: translate(-50%, -50%);
    object-fit: cover;
    object-position: center center;
  }
}

/* 大型ディスプレイ (1440px〜) */
@media (min-width: 1440px) {
  .hero__video--pc {
    width: 100%;
    height: 100%;
    min-width: unset;
    min-height: unset;
    top: 0;
    left: 0;
    transform: none;
    object-fit: cover;
  }
}

/* ─────────────────────────────────────────
   パフォーマンス最適化 & 表示修正
   ───────────────────────────────────────── */
.hero__content {
  z-index: 10 !important;
  position: relative;
}

.hero__subtitle {
  color: #6A6A6A !important;
  font-size: 1.15rem !important;
}

.hero__info-bar {
  color: #3A3A3A !important;
  background: rgba(255, 255, 255, 0.8) !important;
}

.hero__info-date {
  color: #C15B65 !important;
}

.hero__actions .btn {
  opacity: 1 !important;
  visibility: visible !important;
  display: inline-flex !important;
}

/* 不要なパーティクルを削除 */
.hero__particles {
  display: none !important;
}

/* 共同代表 写真スタイル */
.ceo-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  display: block;
}

/* 2人目の代表は画像を右側に表示 */
.ceo-section--alt {
  flex-direction: row-reverse;
}

@media (max-width: 768px) {
  .ceo-section--alt {
    flex-direction: column;
  }
}