/* ============================================================
   較差補填妥当性検証 LP — manabox-global.com ブランドデザイン
   白背景・クリーン・コーポレート・余白重視
   ============================================================ */

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

:root {
  /* manabox Brand Colors */
  --mb-orange:  #f47920;
  --mb-pink:    #e6007e;
  --mb-green:   #56b346;
  --mb-teal:    #00a9a5;
  --mb-blue:    #009fe3;
  --mb-red:     #e60012;

  /* UI Colors */
  --primary:    #f47920;   /* CTAはオレンジ */
  --primary-dk: #d96510;
  --text:       #333333;
  --text-sub:   #666666;
  --text-muted: #999999;
  --border:     #e8e8e8;
  --bg:         #ffffff;
  --bg-gray:    #f7f7f7;
  --bg-light:   #fafafa;
  --navy:       #1a2e4a;   /* 強調・見出し用ダーク */
  --accent-red: #e60012;

  --font-sans:  'Noto Sans JP', sans-serif;
  --font-serif: 'Noto Serif JP', serif;

  --shadow-xs: 0 1px 4px rgba(0,0,0,.06);
  --shadow-sm: 0 2px 8px rgba(0,0,0,.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,.09);
  --shadow-lg: 0 8px 40px rgba(0,0,0,.12);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --transition: .22s ease;
  --max-w: 1080px;
}

html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
}

.br-pc { display: block; }
.br-sp { display: none; }

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--mb-orange);
  margin-bottom: 14px;
}
.section-label::before {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  background: var(--mb-orange);
  border-radius: 2px;
}
.section-label.light {
  color: rgba(255,255,255,.75);
}
.section-label.light::before {
  background: rgba(255,255,255,.5);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--navy);
  margin-bottom: 16px;
}
.section-title.light { color: #fff; }

.section-lead {
  font-size: 1rem;
  color: var(--text-sub);
  margin-bottom: 52px;
  line-height: 1.9;
  max-width: 640px;
}
.section-lead.light { color: rgba(255,255,255,.78); }
.section-lead.center { text-align: center; margin-left: auto; margin-right: auto; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: .04em;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--primary);
  box-shadow: 0 3px 16px rgba(244,121,32,.3);
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary:hover {
  background: var(--primary-dk);
  border-color: var(--primary-dk);
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(244,121,32,.4);
}
.btn-primary.btn-large {
  font-size: 1.05rem;
  padding: 17px 44px;
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--primary);
  font-weight: 700;
  font-size: .92rem;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--primary);
  transition: var(--transition);
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 900;
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-xs);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo { display: flex; align-items: center; }
.logo a { display: flex; align-items: center; }
.header-logo-img {
  height: 36px;
  width: auto;
  display: block;
  /* フルカラーロゴをそのまま表示 */
  filter: none;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.header-nav a {
  color: var(--text-sub);
  font-size: .88rem;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}
.header-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transition: var(--transition);
}
.header-nav a:hover { color: var(--text); }
.header-nav a:hover::after { transform: scaleX(1); }

.btn-nav {
  background: var(--primary) !important;
  color: #fff !important;
  padding: 9px 22px !important;
  border-radius: var(--radius-sm) !important;
  font-weight: 700 !important;
  font-size: .85rem !important;
  transition: var(--transition) !important;
  border: none !important;
  box-shadow: 0 2px 10px rgba(244,121,32,.25) !important;
}
.btn-nav:hover {
  background: var(--primary-dk) !important;
  transform: translateY(-1px) !important;
}
.btn-nav::after { display: none !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-menu {
  display: none;
  flex-direction: column;
  background: #fff;
  padding: 16px 24px 24px;
  border-top: 1px solid var(--border);
  box-shadow: var(--shadow-md);
}
.mobile-menu.open { display: flex; }
.mobile-link {
  color: var(--text-sub);
  padding: 13px 0;
  font-size: .95rem;
  border-bottom: 1px solid var(--border);
}
.mobile-link:last-child { border-bottom: none; }
.mobile-link.cta {
  margin-top: 14px;
  background: var(--primary);
  color: white;
  text-align: center;
  padding: 14px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  border-bottom: none;
  box-shadow: 0 2px 10px rgba(244,121,32,.25);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  background: var(--bg-gray);
  padding: 140px 0 80px;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
/* 左端カラーバー */
.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 6px;
  height: 100%;
  background: linear-gradient(180deg,
    var(--mb-orange) 0%,
    var(--mb-pink)   25%,
    var(--mb-teal)   50%,
    var(--mb-green)  75%,
    var(--mb-blue)   100%
  );
}
/* 右側デコ円 */
.hero::after {
  content: '';
  position: absolute;
  top: -80px; right: -120px;
  width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(244,121,32,.07) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner { position: relative; z-index: 1; }

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--primary);
  text-transform: uppercase;
  margin-bottom: 20px;
}
.hero-label::before {
  content: '';
  width: 24px; height: 2px;
  background: var(--primary);
  border-radius: 2px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(1.7rem, 4vw, 2.7rem);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.5;
  margin-bottom: 10px;
}
.hero-sub-title {
  display: block;
  font-family: var(--font-sans);
  font-size: clamp(.88rem, 1.8vw, 1.05rem);
  font-weight: 400;
  color: var(--text-sub);
  margin-top: 10px;
  letter-spacing: .02em;
}
.highlight-red { color: var(--accent-red); }
.highlight-blue { color: var(--mb-teal); }

.hero-lead {
  font-size: clamp(.92rem, 1.8vw, 1.02rem);
  color: var(--text-sub);
  line-height: 2;
  margin: 28px 0 36px;
  max-width: 680px;
}
.hero-lead strong { color: var(--text); }

.cta-wrap {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 60px;
}
.cta-note {
  font-size: .78rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}
.cta-note i { color: var(--mb-green); }

.hero-points {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-point {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  font-size: .875rem;
  line-height: 1.6;
  flex: 1 1 200px;
  box-shadow: var(--shadow-xs);
}
.hero-point i {
  font-size: 1.3rem;
  color: var(--primary);
  flex-shrink: 0;
}
.hero-point strong { display: block; font-size: .93rem; color: var(--navy); }

/* ============================================================
   SECTION共通
   ============================================================ */
section { padding: 96px 0; }

/* ============================================================
   AFFINITY / PROBLEM
   ============================================================ */
.affinity { background: #fff; }

.affinity-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}
.affinity-card {
  background: var(--bg-light);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  border: 1px solid var(--border);
  border-top: 3px solid var(--mb-orange);
  transition: var(--transition);
}
.affinity-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.affinity-icon {
  width: 48px; height: 48px;
  background: rgba(244,121,32,.1);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
  font-size: 1.3rem;
  color: var(--primary);
}
.affinity-card h3 {
  font-size: .97rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
  line-height: 1.5;
}
.affinity-card p {
  font-size: .875rem;
  color: var(--text-sub);
  line-height: 1.9;
}
.affinity-card p strong { color: var(--text); }

.affinity-emphasis {
  background: var(--navy);
  border-radius: var(--radius-lg);
  padding: 40px 52px;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-direction: column;
  text-align: center;
}
.affinity-emphasis i { font-size: 1.6rem; color: rgba(255,255,255,.25); }
.affinity-emphasis p {
  font-size: 1.05rem;
  line-height: 2;
  color: rgba(255,255,255,.85);
}
.affinity-emphasis strong { color: #ffd08a; font-size: 1.08rem; }

/* ============================================================
   SOLUTION
   ============================================================ */
.solution {
  background: var(--navy);
}
.phase-flow {
  max-width: 700px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.phase-item {
  display: flex;
  gap: 24px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-md);
  padding: 28px 32px;
  position: relative;
}
.phase-item + .phase-item { margin-top: 12px; }
.phase-num {
  font-size: 2rem;
  font-weight: 900;
  color: rgba(255,255,255,.12);
  line-height: 1;
  flex-shrink: 0;
  width: 48px;
  text-align: center;
}
.phase-body h3 {
  font-size: 1rem;
  font-weight: 700;
  color: #ffd08a;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.phase-body p {
  font-size: .875rem;
  color: rgba(255,255,255,.75);
  line-height: 1.9;
}
.phase-body p strong { color: #fff; }
.phase-body p em {
  display: inline-block;
  margin-top: 8px;
  background: rgba(244,121,32,.2);
  border: 1px solid rgba(244,121,32,.3);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  font-style: normal;
  font-size: .83rem;
  color: #ffd08a;
  font-weight: 600;
}
.phase-arrow {
  text-align: center;
  color: rgba(255,255,255,.2);
  font-size: 1rem;
  padding: 6px 0;
}

/* ============================================================
   BENEFIT
   ============================================================ */
.benefit { background: var(--bg-gray); }

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
/* 4カード：1枚目フルワイド */
.benefit-grid-4 { grid-template-columns: repeat(3, 1fr); }
.benefit-grid-4 .benefit-card:first-child {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto auto;
  text-align: left;
  gap: 0 32px;
  align-items: start;
}
.benefit-grid-4 .benefit-card:first-child .benefit-num {
  grid-column: 1; grid-row: 1;
  position: static;
  margin-bottom: 10px;
}
.benefit-grid-4 .benefit-card:first-child .benefit-icon {
  grid-column: 1; grid-row: 2 / 4;
  margin: 0;
  align-self: start;
  width: 68px; height: 68px;
  font-size: 1.8rem;
}
.benefit-grid-4 .benefit-card:first-child h3 {
  grid-column: 2; grid-row: 1 / 3;
  text-align: left;
  align-self: center;
}
.benefit-grid-4 .benefit-card:first-child p {
  grid-column: 2; grid-row: 3;
}

.benefit-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 36px 24px;
  text-align: center;
  position: relative;
  border: 1px solid var(--border);
  transition: var(--transition);
}
.benefit-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(244,121,32,.25);
}

/* 節税カード */
.benefit-card-tax {
  background: linear-gradient(135deg, #fff8f0 0%, #fff3e0 100%);
  border: 1.5px solid rgba(244,121,32,.35);
}
.benefit-card-tax:hover { border-color: var(--primary); }
.benefit-card-tax .benefit-num { color: var(--primary); background: rgba(244,121,32,.1); }
.benefit-card-tax .benefit-icon { background: rgba(244,121,32,.12); color: var(--primary); }

.benefit-num {
  position: absolute;
  top: 16px; left: 20px;
  font-size: .72rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: .08em;
  background: rgba(244,121,32,.08);
  padding: 2px 9px;
  border-radius: 100px;
}
.benefit-icon {
  width: 60px; height: 60px;
  background: rgba(244,121,32,.08);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 14px auto 18px;
  font-size: 1.5rem;
  color: var(--primary);
}
.benefit-card h3 {
  font-size: .97rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
  line-height: 1.55;
}
.benefit-card p {
  font-size: .875rem;
  color: var(--text-sub);
  line-height: 1.9;
}
.benefit-card p strong { color: var(--text); }
.benefit-num-highlight { color: var(--primary); }
.tax-amount {
  display: inline-block;
  background: var(--primary);
  color: white;
  font-size: .95em;
  font-weight: 900;
  padding: 1px 10px;
  border-radius: 4px;
  letter-spacing: .04em;
  line-height: 1.7;
}

/* ============================================================
   EVIDENCE
   ============================================================ */
.evidence { background: var(--navy); }
.evidence-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.evidence-item {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  transition: var(--transition);
}
.evidence-item:hover { background: rgba(255,255,255,.08); }
.evidence-icon {
  width: 44px; height: 44px;
  background: rgba(244,121,32,.2);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  color: #ffd08a;
  margin-bottom: 14px;
}
.evidence-item h3 {
  font-size: .95rem;
  font-weight: 700;
  color: #e8e8e8;
  margin-bottom: 8px;
  line-height: 1.5;
}
.evidence-item p {
  font-size: .865rem;
  color: rgba(255,255,255,.62);
  line-height: 1.9;
}
.evidence-item p strong { color: rgba(255,255,255,.88); }

/* ============================================================
   CONTENTS
   ============================================================ */
.contents { background: #fff; }
.contents-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  margin-bottom: 20px;
}
.contents-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  font-size: .875rem;
}
.contents-table thead { background: var(--navy); color: #fff; }
.contents-table th {
  padding: 15px 20px;
  text-align: left;
  font-weight: 600;
  font-size: .82rem;
  letter-spacing: .04em;
  white-space: nowrap;
}
.contents-table td {
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
  color: var(--text-sub);
  line-height: 1.85;
  vertical-align: top;
}
.contents-table td:first-child {
  width: 90px;
  text-align: center;
  vertical-align: middle;
}
.contents-table td strong { color: var(--text); }
.contents-table td em {
  display: inline-block;
  margin-top: 6px;
  background: rgba(244,121,32,.07);
  border-radius: var(--radius-sm);
  padding: 5px 12px;
  font-style: normal;
  font-size: .82rem;
  color: var(--primary);
  font-weight: 600;
  border-left: 3px solid var(--primary);
}
.contents-table tr:last-child td { border-bottom: none; }
.contents-table tr:hover td { background: var(--bg-light); }

.phase-badge {
  display: inline-block;
  background: var(--navy);
  color: #fff;
  font-size: .72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 100px;
  letter-spacing: .04em;
}
.contents-note {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: rgba(244,121,32,.05);
  border: 1px solid rgba(244,121,32,.15);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: .865rem;
  color: var(--text-sub);
}
.contents-note i { color: var(--primary); margin-top: 2px; flex-shrink: 0; }
.contents-note p strong { color: var(--text); }

/* ============================================================
   OFFER / NARROW
   ============================================================ */
.offer { background: var(--bg-gray); }
.offer-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.offer-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-sm);
}
.offer-icon {
  width: 48px; height: 48px;
  background: rgba(244,121,32,.1);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  color: var(--primary);
  margin-bottom: 18px;
}
.offer-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 18px;
}
.offer-fee {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 18px;
}
.fee-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
}
.fee-label {
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .06em;
  background: var(--primary);
  color: #fff;
  padding: 2px 10px;
  border-radius: 100px;
  white-space: nowrap;
}
.fee-value {
  font-size: .875rem;
  color: var(--text-sub);
}
.fee-divider {
  text-align: center;
  color: var(--text-muted);
  font-size: 1.2rem;
  font-weight: 700;
  padding: 2px 0;
}
.offer-note {
  font-size: .845rem;
  color: var(--text-muted);
  line-height: 1.8;
}
.offer-note strong { color: var(--text); }

.narrow-list {
  display: flex;
  flex-direction: column;
  gap: 11px;
  margin-bottom: 18px;
}
.narrow-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--text-sub);
  font-size: .875rem;
  line-height: 1.7;
}
.narrow-list li i { color: var(--mb-green); margin-top: 3px; flex-shrink: 0; }
.narrow-list li strong { color: var(--text); }

.narrow-note {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  background: #fffbf0;
  border: 1px solid #fde68a;
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: .82rem;
  color: #92400e;
  line-height: 1.7;
}
.narrow-note i { color: #f59e0b; margin-top: 2px; flex-shrink: 0; }

/* ============================================================
   FAQ
   ============================================================ */
.faq { background: #fff; }
.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 18px 22px;
  background: #fff;
  border: none;
  text-align: left;
  font-size: .93rem;
  font-weight: 600;
  color: var(--navy);
  transition: var(--transition);
}
.faq-question:hover { background: var(--bg-light); }
.faq-question[aria-expanded="true"] {
  background: var(--bg-light);
  color: var(--primary);
  border-bottom: 1px solid var(--border);
}
.faq-icon { color: var(--primary); font-size: .78rem; flex-shrink: 0; transition: var(--transition); }
.faq-question[aria-expanded="true"] .faq-icon { transform: rotate(45deg); }
.faq-answer { display: none; padding: 18px 22px 20px; background: var(--bg-light); }
.faq-answer.open { display: block; }
.faq-answer p { font-size: .875rem; color: var(--text-sub); line-height: 1.9; }
.faq-answer p strong { color: var(--text); }

/* ============================================================
   ACTION / CTA
   ============================================================ */
.action { background: var(--bg-gray); }
.action-inner {
  max-width: 740px;
  margin: 0 auto;
  text-align: center;
}
.action-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(244,121,32,.1);
  color: var(--primary);
  font-size: .78rem;
  font-weight: 700;
  padding: 6px 18px;
  border-radius: 100px;
  margin-bottom: 22px;
  border: 1px solid rgba(244,121,32,.25);
  letter-spacing: .05em;
}
.action-title {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.6;
  margin-bottom: 18px;
}
.action-lead {
  font-size: .95rem;
  color: var(--text-sub);
  line-height: 1.9;
  margin-bottom: 44px;
}
.action-lead strong { color: var(--text); }

/* Form */
.contact-form {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 44px 44px 36px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  text-align: left;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 18px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group + .form-group { margin-top: 18px; }
.form-row .form-group + .form-group { margin-top: 0; }

label {
  font-size: .81rem;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 7px;
}
.required {
  background: var(--accent-red);
  color: white;
  font-size: .68rem;
  padding: 1px 6px;
  border-radius: 3px;
  font-weight: 700;
}
input[type="text"],
input[type="email"],
input[type="tel"],
select,
textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: .9rem;
  color: var(--text);
  transition: var(--transition);
  background: #fff;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(244,121,32,.1);
}
textarea { resize: vertical; }
select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23999' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 38px;
}
.form-check {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 22px 0;
}
.form-check input[type="checkbox"] {
  width: 17px; height: 17px;
  flex-shrink: 0;
  accent-color: var(--primary);
}
.form-check label {
  font-size: .84rem;
  color: var(--text-sub);
  font-weight: 400;
}
.link-underline { color: var(--primary); text-decoration: underline; }
.form-submit { text-align: center; }
.btn-submit { width: 100%; justify-content: center; }

/* Form error */
.field-error {
  font-size: .77rem;
  color: var(--accent-red);
  margin-top: 4px;
  display: block;
}
input.is-error, select.is-error, textarea.is-error {
  border-color: var(--accent-red) !important;
  box-shadow: 0 0 0 3px rgba(230,0,18,.08) !important;
}

/* Success */
.form-success { text-align: center; padding: 48px 24px; }
.success-icon { font-size: 3.2rem; color: var(--mb-green); margin-bottom: 18px; }
.form-success h3 { font-size: 1.25rem; font-weight: 700; color: var(--navy); margin-bottom: 10px; }
.form-success p { font-size: .92rem; color: var(--text-sub); line-height: 1.9; }
.form-success p strong { color: var(--text); }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--navy);
  padding: 56px 0 28px;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.footer-logo-img {
  height: 36px;
  width: auto;
  filter: none;  /* フルカラーそのまま */
  background: #fff;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  display: block;
}
.footer-logo-tagline {
  font-size: .78rem;
  color: rgba(255,255,255,.4);
  font-weight: 500;
  letter-spacing: .04em;
  border-left: 1px solid rgba(255,255,255,.18);
  padding-left: 14px;
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
}
.footer-nav a {
  color: rgba(255,255,255,.55);
  font-size: .84rem;
  transition: var(--transition);
}
.footer-nav a:hover { color: rgba(255,255,255,.9); }
.footer-disclaimer {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 22px;
}
.footer-disclaimer p {
  font-size: .78rem;
  color: rgba(255,255,255,.35);
  line-height: 1.8;
  margin-bottom: 6px;
}
.copyright { margin-bottom: 0 !important; }

/* ============================================================
   FLOAT CTA
   ============================================================ */
.float-cta {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 800;
  opacity: 0;
  pointer-events: none;
  transform: translateY(16px);
  transition: opacity .3s ease, transform .3s ease;
}
.float-cta.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.float-cta .btn-primary {
  box-shadow: 0 6px 28px rgba(244,121,32,.45);
}

/* ============================================================
   SCROLL ANIMATION
   ============================================================ */
.anim-ready {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .5s ease, transform .5s ease;
}
.anim-in { opacity: 1; transform: translateY(0); }

.affinity-grid .affinity-card:nth-child(2) { transition-delay: .1s; }
.affinity-grid .affinity-card:nth-child(3) { transition-delay: .2s; }
.benefit-grid .benefit-card:nth-child(2)   { transition-delay: .08s; }
.benefit-grid .benefit-card:nth-child(3)   { transition-delay: .16s; }
.benefit-grid .benefit-card:nth-child(4)   { transition-delay: .24s; }
.evidence-grid .evidence-item:nth-child(2) { transition-delay: .1s; }
.evidence-grid .evidence-item:nth-child(3) { transition-delay: .15s; }
.evidence-grid .evidence-item:nth-child(4) { transition-delay: .22s; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .header-nav { display: none; }
  .hamburger { display: flex; }
  .affinity-grid { grid-template-columns: 1fr; }
  .benefit-grid { grid-template-columns: 1fr; }
  .benefit-grid-4 { grid-template-columns: 1fr; }
  .benefit-grid-4 .benefit-card:first-child {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 0;
  }
  .benefit-grid-4 .benefit-card:first-child .benefit-num { margin: 0 auto 10px; position: static; }
  .benefit-grid-4 .benefit-card:first-child .benefit-icon { grid-column:1; grid-row:auto; margin: 0 auto 16px; }
  .benefit-grid-4 .benefit-card:first-child h3 { grid-column:1; grid-row:auto; text-align:center; }
  .benefit-grid-4 .benefit-card:first-child p  { grid-column:1; grid-row:auto; }
  .evidence-grid { grid-template-columns: 1fr; }
  .offer-grid { grid-template-columns: 1fr; }
  .br-pc { display: none; }
  .br-sp { display: block; }
}

@media (max-width: 768px) {
  .container { padding: 0 20px; }
  section { padding: 64px 0; }
  .hero { padding: 110px 0 52px; }
  .hero-points { flex-direction: column; }
  .contact-form { padding: 26px 18px 22px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .form-row .form-group + .form-group { margin-top: 18px; }
  .phase-item { flex-direction: column; gap: 10px; }
  .affinity-emphasis { padding: 28px 22px; }
  .float-cta { bottom: 14px; right: 14px; }
  .float-cta .btn-primary { font-size: .86rem; padding: 12px 20px; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 1.5rem; }
  .btn-primary.btn-large { padding: 14px 26px; font-size: .95rem; }
  .contents-table { font-size: .8rem; }
  .contents-table th, .contents-table td { padding: 12px 12px; }
}