/* ============================================================
   shinginova – style.css
   Google Fonts: Noto Sans JP, Inter
   ============================================================ */

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

:root {
  --blue:        #1a56db;
  --blue-dark:   #1540b0;
  --blue-light:  #e8f0fe;
  --green:       #0e9f6e;
  --green-light: #d1fae5;
  --gray-50:     #f9fafb;
  --gray-100:    #f3f4f6;
  --gray-200:    #e5e7eb;
  --gray-300:    #d1d5db;
  --gray-400:    #9ca3af;
  --gray-500:    #6b7280;
  --gray-700:    #374151;
  --gray-900:    #111827;
  --white:       #ffffff;

  --grad: linear-gradient(135deg, var(--blue) 0%, var(--green) 100%);
  --grad-soft: linear-gradient(135deg, #e8f0fe 0%, #d1fae5 100%);

  --font-sans: 'Noto Sans JP', 'Inter', 'Helvetica Neue', Arial, sans-serif;
  --font-en:   'Inter', 'Helvetica Neue', Arial, sans-serif;

  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  16px;
  --radius-xl:  24px;
  --radius-full: 999px;

  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg:  0 8px 32px rgba(0,0,0,0.12);

  --transition: 0.25s ease;
  --header-h: 174px;
}

html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; }

/* ---------- Utility ---------- */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}
.section-pad { padding: 96px 0; }
.gradient-text {
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.pc-only { display: initial; }
.sp-only { display: none; }

/* ---------- Animations ---------- */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition);
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn-lg { padding: 14px 36px; font-size: 1rem; }
.btn-primary {
  background: var(--grad);
  color: var(--white);
}
.btn-primary:hover {
  opacity: 0.88;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(26,86,219,0.35);
}
.btn-outline {
  border-color: var(--blue);
  color: var(--blue);
  background: transparent;
}
.btn-outline:hover {
  background: var(--blue-light);
  transform: translateY(-2px);
}
.btn-full { width: 100%; justify-content: center; }

/* ---------- Section Header ---------- */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-label {
  font-family: var(--font-en);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--blue);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 16px;
  line-height: 1.4;
}
.section-lead {
  color: var(--gray-500);
  font-size: 1rem;
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-200);
  z-index: 1000;
  transition: box-shadow var(--transition);
}
.site-header.scrolled { box-shadow: var(--shadow-md); }
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}
.logo-link { display: flex; align-items: center; }
.logo-img { height: 156px; width: auto; }

.nav-list {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-list li a {
  padding: 8px 14px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-700);
  transition: color var(--transition), background var(--transition);
}
.nav-list li a:hover { color: var(--blue); background: var(--blue-light); }
.btn-nav-cta {
  background: var(--grad) !important;
  color: var(--white) !important;
  padding: 8px 20px !important;
}
.btn-nav-cta:hover { opacity: 0.88; background: var(--grad) !important; }

.nav-list li a.active {
  color: var(--blue);
  background: var(--blue-light);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gray-700);
  border-radius: 2px;
  transition: all var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  background: linear-gradient(160deg, #f0f5ff 0%, #f0fdf8 100%);
  overflow: hidden;
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(26,86,219,0.07) 0%, transparent 55%),
    radial-gradient(circle at 80% 70%, rgba(14,159,110,0.07) 0%, transparent 55%),
    linear-gradient(rgba(26,86,219,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,86,219,0.04) 1px, transparent 1px);
  background-size: auto, auto, 48px 48px, 48px 48px;
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
  padding-top: 60px;
  padding-bottom: 80px;
}
.hero-eyebrow {
  font-family: var(--font-en);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 20px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 32px;
  height: 2px;
  background: var(--grad);
  border-radius: 2px;
}
.hero-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 24px;
  color: var(--gray-900);
}
.hero-lead {
  font-size: 1.05rem;
  color: var(--gray-500);
  margin-bottom: 40px;
  line-height: 1.85;
}
.hero-cta-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--gray-400);
  font-size: 0.7rem;
  letter-spacing: 2px;
  font-family: var(--font-en);
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--gray-400), transparent);
  animation: scrollPulse 2s ease infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.15); }
}

/* ============================================================
   SUMMARY CARDS
   ============================================================ */
.summary-section {
  background: var(--white);
  padding: 0;
  margin-top: -2px;
}
.summary-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transform: translateY(-40px);
}
.summary-card {
  padding: 36px 28px;
  background: var(--white);
  border-right: 1px solid var(--gray-200);
  transition: background var(--transition);
}
.summary-card:last-child { border-right: none; }
.summary-card:hover { background: var(--grad-soft); }
.card-icon {
  width: 48px;
  height: 48px;
  background: var(--blue-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  font-size: 1.3rem;
  color: var(--blue);
}
.summary-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--gray-900);
}
.summary-card p { font-size: 0.9rem; color: var(--gray-500); line-height: 1.7; }

/* ============================================================
   ABOUT
   ============================================================ */
.about-section { background: var(--gray-50); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.about-text h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--gray-900);
}
.about-text p {
  color: var(--gray-500);
  margin-bottom: 24px;
  line-height: 1.85;
}
.about-list { display: flex; flex-direction: column; gap: 10px; }
.about-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gray-700);
}
.about-list li i { color: var(--green); font-size: 0.85rem; }

.about-value-box {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.value-item { display: flex; gap: 16px; align-items: flex-start; }
.value-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  background: var(--blue-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  font-size: 1rem;
}
.value-item h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--gray-900);
}
.value-item p { font-size: 0.875rem; color: var(--gray-500); line-height: 1.65; }

/* ============================================================
   CHALLENGES
   ============================================================ */
.challenges-section { background: var(--white); }
.challenges-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.challenge-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.challenge-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.challenge-icon {
  width: 44px;
  height: 44px;
  background: var(--blue-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  font-size: 1.1rem;
  margin-bottom: 14px;
}
.challenge-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
}
.challenge-card ul { display: flex; flex-direction: column; gap: 6px; }
.challenge-card ul li {
  font-size: 0.875rem;
  color: var(--gray-500);
  padding-left: 14px;
  position: relative;
  line-height: 1.65;
}
.challenge-card ul li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--blue);
  font-weight: 700;
}

/* ============================================================
   SERVICES
   ============================================================ */
.services-section { background: var(--gray-50); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--grad);
  opacity: 0;
  transition: opacity var(--transition);
}
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.service-card:hover::before { opacity: 1; }
.service-num {
  font-family: var(--font-en);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--blue);
  margin-bottom: 10px;
}
.service-icon {
  width: 44px;
  height: 44px;
  background: var(--blue-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  font-size: 1.1rem;
  margin-bottom: 14px;
}
.service-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--gray-900);
}
.service-card p { font-size: 0.875rem; color: var(--gray-500); line-height: 1.75; }

/* Out of scope */
.out-of-scope {
  background: #fff8e1;
  border: 1px solid #ffe082;
  border-radius: var(--radius-lg);
  padding: 32px;
}
.out-of-scope h3 {
  font-size: 1rem;
  font-weight: 700;
  color: #b45309;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.out-of-scope > p { font-size: 0.875rem; color: var(--gray-500); margin-bottom: 20px; }
.oos-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.oos-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-700);
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 10px 16px;
}
.oos-item i { color: #b45309; }

/* ============================================================
   FLOW
   ============================================================ */
.flow-section {
  background: linear-gradient(160deg, #f0f5ff 0%, #f0fdf8 100%);
}
.flow-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 700px;
  margin: 0 auto 60px;
}
.flow-step {
  display: flex;
  gap: 24px;
  align-items: flex-start;
}
.flow-connector {
  width: 2px;
  height: 32px;
  background: var(--grad);
  margin-left: 29px;
  opacity: 0.4;
}
.step-circle {
  width: 60px;
  height: 60px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 6px rgba(26,86,219,0.08);
}
.step-num {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--blue);
}
.step-content { padding-top: 10px; }
.step-phase {
  font-family: var(--font-en);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--green);
  text-transform: uppercase;
  margin-bottom: 4px;
}
.step-content h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 6px;
}
.step-content p { font-size: 0.875rem; color: var(--gray-500); line-height: 1.7; }

/* Monthly flow */
.monthly-flow {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-md);
}
.monthly-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.monthly-title i { color: var(--blue); }
.monthly-sub { font-size: 0.875rem; color: var(--gray-500); margin-bottom: 28px; }
.monthly-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.monthly-card {
  border-radius: var(--radius-md);
  padding: 20px;
}
.monthly-card.before  { background: var(--blue-light); }
.monthly-card.during  { background: var(--grad-soft); }
.monthly-card.after   { background: var(--green-light); }
.monthly-phase {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 12px;
  border-bottom: 1px solid rgba(26,86,219,0.2);
  padding-bottom: 8px;
}
.monthly-card.after .monthly-phase { color: var(--green); }
.monthly-card ul { display: flex; flex-direction: column; gap: 8px; }
.monthly-card ul li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--gray-700);
  line-height: 1.5;
}
.monthly-card ul li i { color: var(--blue); font-size: 0.7rem; margin-top: 4px; flex-shrink: 0; }
.monthly-card.after ul li i { color: var(--green); }

/* ============================================================
   DELIVERABLES
   ============================================================ */
.deliverables-section { background: var(--white); }
.deliverables-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.deliverable-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}
.deliverable-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  background: var(--white);
}
.del-icon {
  width: 44px;
  height: 44px;
  background: var(--blue-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  font-size: 1.1rem;
  margin-bottom: 14px;
}
.deliverable-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 10px;
}
.deliverable-card p {
  font-size: 0.85rem;
  color: var(--gray-500);
  margin-bottom: 14px;
  line-height: 1.65;
}
.del-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.del-tags span {
  background: var(--blue-light);
  color: var(--blue);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-full);
}

/* ============================================================
   PRICING  (非表示・削除済みセクション – 念のため残す)
   ============================================================ */
.pricing-section { display: none; }
.pricing-badge {
  background: rgba(255,255,255,0.2);
  color: var(--white);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: var(--radius-full);
}
.pricing-amount { color: var(--white); }
.price-num {
  font-family: var(--font-en);
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1;
}
.price-unit { font-size: 1rem; font-weight: 500; opacity: 0.9; }
.price-note { font-size: 0.825rem; color: rgba(255,255,255,0.8); line-height: 1.5; }
.pricing-main .btn {
  background: var(--white) !important;
  color: var(--blue) !important;
  font-weight: 700;
}
.pricing-main .btn:hover { opacity: 0.92; transform: translateY(-2px); }

.pricing-details {
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.pricing-detail-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.pricing-detail-item > i {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  background: var(--blue-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  font-size: 0.9rem;
}
.pricing-detail-item h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 4px;
}
.pricing-detail-item p { font-size: 0.82rem; color: var(--gray-500); line-height: 1.65; }

/* ============================================================
   ACTION PLAN
   ============================================================ */
.action-section { background: var(--white); }
.action-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}
.action-steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(12.5% + 28px);
  right: calc(12.5% + 28px);
  height: 2px;
  background: var(--grad);
  opacity: 0.3;
}
.action-step {
  text-align: center;
  position: relative;
}
.action-step-num {
  font-family: var(--font-en);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--white);
  background: var(--grad);
  display: inline-block;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}
.action-step-content h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 10px;
}
.action-step-content p {
  font-size: 0.82rem;
  color: var(--gray-500);
  line-height: 1.65;
  margin-bottom: 14px;
}
.action-tags { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; }
.action-tags span {
  background: var(--blue-light);
  color: var(--blue);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-full);
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-section {
  background: var(--gray-50);
}
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 48px;
  align-items: start;
}
/* シングルカラム版（フォームのみ） */
.contact-wrapper.contact-single {
  grid-template-columns: 1fr;
  max-width: 760px;
  margin: 0 auto;
}
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}
.contact-info-item > i {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  background: var(--blue-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  font-size: 0.95rem;
}
.ci-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gray-400);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 2px;
}
.ci-value { font-size: 0.95rem; font-weight: 600; color: var(--gray-900); }
.ci-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.ci-link:hover { opacity: 0.75; }
.contact-note {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: var(--blue-light);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-top: 8px;
}
.contact-note i { color: var(--blue); flex-shrink: 0; margin-top: 3px; }
.contact-note p { font-size: 0.85rem; color: var(--gray-700); line-height: 1.65; }

/* Form */
.contact-form {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-md);
}
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 6px;
}
.required {
  background: #fee2e2;
  color: #dc2626;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 3px;
  margin-left: 6px;
  vertical-align: middle;
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--gray-900);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(26,86,219,0.12);
}
.form-group input.error,
.form-group textarea.error {
  border-color: #dc2626;
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-privacy {
  text-align: center;
  font-size: 0.78rem;
  color: var(--gray-400);
  margin-top: 12px;
}
.form-message {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  display: none;
}
.form-message.success { background: var(--green-light); color: #065f46; display: block; }
.form-message.error   { background: #fee2e2; color: #991b1b; display: block; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--gray-900);
  color: var(--white);
}
.footer-inner {
  padding: 60px 24px 40px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 40px;
  align-items: start;
}
.footer-logo {
  height: 165px;
  width: auto;
  filter: none;
  margin-bottom: 12px;
  background: rgba(255,255,255,0.92);
  border-radius: var(--radius-md);
  padding: 12px 24px;
}
.footer-tagline { font-size: 0.85rem; color: var(--gray-400); line-height: 1.7; max-width: 280px; }
.footer-nav ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-nav ul li a {
  font-size: 0.875rem;
  color: var(--gray-400);
  transition: color var(--transition);
}
.footer-nav ul li a:hover { color: var(--white); }
.footer-info {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-name {
  font-size: 0.875rem;
  color: var(--gray-300);
  font-weight: 500;
}
.footer-copy-note {
  font-size: 0.8rem;
  color: var(--gray-500);
}
.footer-address {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-style: normal;
}
.footer-address > i {
  color: var(--gray-400);
  font-size: 0.9rem;
  margin-top: 3px;
  flex-shrink: 0;
}
.footer-address p {
  font-size: 0.82rem;
  color: var(--gray-400);
  line-height: 1.7;
}
.footer-address-note {
  font-size: 0.75rem !important;
  color: var(--gray-500) !important;
  margin-top: 4px;
  line-height: 1.65 !important;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 24px;
}
.footer-bottom p {
  font-size: 0.8rem;
  color: var(--gray-500);
  text-align: center;
}

/* ============================================================
   HERO BADGES
   ============================================================ */
.hero-badges {
  display: flex;
  gap: 12px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  background: rgba(255,255,255,0.75);
  border: 1.5px solid var(--gray-200);
  color: var(--gray-700);
  backdrop-filter: blur(4px);
}
.hero-badge i { color: var(--blue); }

/* ============================================================
   TARGET / TAB SECTION
   ============================================================ */
.target-section { background: var(--gray-50); }

/* Tab Nav */
.tab-wrapper { max-width: 1000px; margin: 0 auto; }
.tab-nav {
  display: flex;
  gap: 8px;
  margin-bottom: 32px;
  border-bottom: 2px solid var(--gray-200);
  padding-bottom: 0;
}
.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 28px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--gray-500);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
  cursor: pointer;
}
.tab-btn:hover {
  color: var(--blue);
  background: var(--blue-light);
}
.tab-btn.active {
  color: var(--blue);
  border-bottom-color: var(--blue);
  background: var(--blue-light);
}
.tab-btn i { font-size: 1rem; }

/* Tab Panels */
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* Panel intro */
.panel-intro {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  margin-bottom: 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
}
.panel-intro-icon {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}
.panel-intro-icon.edu { background: var(--blue-light); color: var(--blue); }
.panel-intro-icon.biz { background: var(--green-light); color: var(--green); }
.panel-intro h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 8px;
}
.panel-intro p {
  font-size: 0.875rem;
  color: var(--gray-500);
  line-height: 1.75;
}
.challenge-card h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
}
.panel-cta {
  text-align: center;
  margin-top: 36px;
}

/* ============================================================
   SERVICES – service tags & sector compare
   ============================================================ */
.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
}
.service-tags .tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-full);
}
.service-tags .tag.edu {
  background: var(--blue-light);
  color: var(--blue);
}
.service-tags .tag.biz {
  background: var(--green-light);
  color: var(--green);
}

/* Sector compare */
.sector-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 40px;
  margin-bottom: 40px;
}
.sector-col {
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--gray-200);
}
.sector-col.edu-col {
  background: linear-gradient(135deg, #eef4ff 0%, #e8f0fe 100%);
  border-color: #c7d9fc;
}
.sector-col.biz-col {
  background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
  border-color: #a7f0cc;
}
.sector-col-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.sector-col-header i {
  font-size: 1.2rem;
}
.edu-col .sector-col-header i { color: var(--blue); }
.biz-col .sector-col-header i { color: var(--green); }
.sector-col-header h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-900);
}
.sector-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.sector-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--gray-700);
  line-height: 1.6;
}
.edu-col .sector-list li i { color: var(--blue); flex-shrink: 0; margin-top: 3px; }
.biz-col .sector-list li i { color: var(--green); flex-shrink: 0; margin-top: 3px; }

/* ============================================================
   FORM – row layout & select
   ============================================================ */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--gray-900);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  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='%236b7280' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  cursor: pointer;
}
.form-group select:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(26,86,219,0.12);
}
.form-group select.error { border-color: #dc2626; }

/* ============================================================
   PROFILE
   ============================================================ */
.profile-section { background: var(--white); }

.profile-grid {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 48px;
  align-items: start;
}

/* 左：アバター＋名前 */
.profile-intro {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
  position: sticky;
  top: calc(var(--header-h) + 24px);
}
.profile-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: var(--grad);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--white);
  box-shadow: 0 8px 24px rgba(26,86,219,0.25);
}
.profile-name {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--gray-900);
}
.profile-role {
  font-size: 0.825rem;
  font-weight: 500;
  color: var(--blue);
  background: var(--blue-light);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  display: inline-block;
}

/* 右：本文 */
.profile-body {
  display: flex;
  flex-direction: column;
  gap: 36px;
}

/* 自己紹介ポイント */
.profile-points {
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
}
.profile-points li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.profile-points li i {
  color: var(--green);
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 2px;
}
.profile-points li p {
  font-size: 0.95rem;
  color: var(--gray-700);
  line-height: 1.8;
}

/* 経歴タイムライン */
.profile-career {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  box-shadow: var(--shadow-sm);
}
.career-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.career-title i { color: var(--blue); }

.career-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  padding-left: 24px;
}
.career-timeline::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: var(--grad);
  opacity: 0.35;
  border-radius: 2px;
}
.career-item {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 20px;
  align-items: start;
  padding: 16px 0;
  border-bottom: 1px dashed var(--gray-200);
  position: relative;
}
.career-item:last-child { border-bottom: none; }
.career-item::before {
  content: '';
  position: absolute;
  left: -21px;
  top: 22px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--white);
  border: 2.5px solid var(--blue);
  box-shadow: 0 0 0 3px rgba(26,86,219,0.1);
}
.career-period {
  font-family: var(--font-en);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--blue);
  background: var(--blue-light);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  height: fit-content;
}
.career-company {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 4px;
}
.career-note {
  font-size: 0.8rem;
  color: var(--gray-400);
}

/* Responsive */
@media (max-width: 900px) {
  .profile-grid { grid-template-columns: 1fr; }
  .profile-intro { flex-direction: row; text-align: left; position: static; }
  .career-item { grid-template-columns: 1fr; gap: 8px; }
  .career-period { display: inline-block; }
}
@media (max-width: 600px) {
  .profile-points { padding: 20px; }
  .profile-career { padding: 20px; }
  .profile-intro { flex-direction: column; text-align: center; }
}

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  background: var(--grad);
  color: var(--white);
  border: none;
  border-radius: 50%;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
  z-index: 900;
}
.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
}
.back-to-top:hover { transform: translateY(-3px); }

/* ============================================================
   RESPONSIVE – Tablet (≤ 900px)
   ============================================================ */
@media (max-width: 900px) {
  .pc-only { display: none; }
  .sp-only { display: initial; }

  /* Header */
  .global-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    box-shadow: var(--shadow-md);
    transform: translateY(-110%);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
    z-index: 999;
  }
  .global-nav.open {
    transform: translateY(0);
    opacity: 1;
  }
  .nav-list {
    flex-direction: column;
    gap: 4px;
    padding: 16px;
  }
  .nav-list li { width: 100%; }
  .nav-list li a { display: block; padding: 10px 16px; border-radius: var(--radius-md); }
  .btn-nav-cta { text-align: center; }
  .hamburger { display: flex; }

  /* Summary cards */
  .summary-cards { grid-template-columns: 1fr; }
  .summary-card { border-right: none; border-bottom: 1px solid var(--gray-200); }
  .summary-card:last-child { border-bottom: none; }

  /* About */
  .about-grid { grid-template-columns: 1fr; }

  /* Challenges */
  .challenges-grid { grid-template-columns: 1fr; }

  /* Services */
  .services-grid { grid-template-columns: 1fr; }
  .oos-grid { grid-template-columns: 1fr; }

  /* Flow monthly */
  .monthly-grid { grid-template-columns: 1fr; }

  /* Deliverables */
  .deliverables-grid { grid-template-columns: repeat(2, 1fr); }

  /* Sector compare */
  .sector-compare { grid-template-columns: 1fr; }

  /* Action */
  .action-steps { grid-template-columns: repeat(2, 1fr); }
  .action-steps::before { display: none; }

  /* Contact */
  .contact-wrapper { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }

  /* Footer */
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
}

/* ============================================================
   RESPONSIVE – Mobile (≤ 600px)
   ============================================================ */
@media (max-width: 600px) {
  :root { --header-h: 162px; }

  .section-pad { padding: 64px 0; }
  .container { padding: 0 16px; }

  .hero-title { font-size: 1.75rem; }
  .hero-lead  { font-size: 0.95rem; }
  .hero-cta-group { flex-direction: column; gap: 12px; }
  .hero-cta-group .btn { width: 100%; justify-content: center; }

  .summary-cards { transform: translateY(-20px); }

  .deliverables-grid { grid-template-columns: 1fr; }

  .action-steps { grid-template-columns: 1fr; }

  .contact-form { padding: 24px 20px; }

  .back-to-top { bottom: 20px; right: 20px; }

  /* Tab */
  .tab-nav { flex-direction: column; gap: 8px; }
  .tab-btn { width: 100%; justify-content: center; }

  /* Hero badges */
  .hero-badges { flex-wrap: wrap; }
}