:root {
  --primary: #1B2A4A;
  --primary-light: #2C3E68;
  --accent: #C59B27;
  --accent-hover: #AA821C;
  --bg-main: #F9FAFB;
  --bg-card: #FFFFFF;
  --text-dark: #1E293B;
  --text-muted: #64748B;
  --border: #E2E8F0;
  --radius: 10px;
  --shadow: 0 10px 25px -5px rgba(27, 42, 74, 0.08), 0 8px 10px -6px rgba(27, 42, 74, 0.04);
  --shadow-lg: 0 20px 30px -10px rgba(27, 42, 74, 0.15);
  --font-base: 'Noto Sans JP', 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

body {
  font-family: var(--font-base);
  background-color: var(--bg-main);
  color: var(--text-dark);
  line-height: 1.8;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--accent);
  color: #fff;
  padding: 8px 16px;
  z-index: 9999;
  text-decoration: none;
  font-weight: 700;
  transition: top 0.2s ease;
}
.skip-link:focus {
  top: 0;
}

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

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  background: #ffffff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1000;
}
.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 76px;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--primary);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.5px;
}
.brand-logo img {
  width: 38px;
  height: 38px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.main-nav a {
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 600;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}
.main-nav a:hover, .main-nav a.active {
  color: var(--accent);
}

.btn-header {
  background: var(--primary);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-weight: 600;
  transition: all 0.2s ease;
}
.btn-header:hover {
  background: var(--accent);
  transform: translateY(-1px);
}

.burger-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--primary);
  cursor: pointer;
  padding: 8px;
}

/* Hero Section */
.hero {
  position: relative;
  background: linear-gradient(135deg, #1B2A4A 0%, #243B68 100%);
  color: #FFFFFF;
  padding: 90px 0 80px;
  overflow: hidden;
}
.hero-pattern {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  opacity: 0.05;
  background-image: radial-gradient(#FFFFFF 1.5px, transparent 1.5px);
  background-size: 24px 24px;
}
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(197, 155, 39, 0.2);
  color: #F8D878;
  border: 1px solid rgba(197, 155, 39, 0.4);
  padding: 6px 14px;
  border-radius: 30px;
  font-size: 0.88rem;
  font-weight: 700;
  margin-bottom: 20px;
}
.hero h1 {
  font-size: 2.5rem;
  line-height: 1.35;
  font-weight: 800;
  margin-bottom: 20px;
}
.hero p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: #E2E8F0;
  margin-bottom: 32px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-img-wrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 4px solid rgba(255, 255, 255, 0.1);
}
.hero-img-wrap img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  display: block;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
}
.btn-primary {
  background: var(--accent);
  color: #FFFFFF;
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(197, 155, 39, 0.3);
}
.btn-outline {
  background: transparent;
  color: #FFFFFF;
  border: 2px solid rgba(255, 255, 255, 0.6);
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #FFFFFF;
}
.btn-dark {
  background: var(--primary);
  color: #fff;
}
.btn-dark:hover {
  background: var(--primary-light);
}

/* Stats */
.stats-bar {
  background: #FFFFFF;
  border-bottom: 1px solid var(--border);
  padding: 40px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat-item h3 {
  font-size: 2.2rem;
  color: var(--primary);
  font-weight: 800;
  margin-bottom: 4px;
}
.stat-item h3 span {
  color: var(--accent);
}
.stat-item p {
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 600;
}

/* Section styling */
.section {
  padding: 80px 0;
}
.section-muted {
  background-color: #F1F5F9;
}
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 50px;
}
.section-subtitle {
  color: var(--accent);
  text-transform: uppercase;
  font-weight: 800;
  font-size: 0.88rem;
  letter-spacing: 1px;
  margin-bottom: 8px;
}
.section-title {
  font-size: 2.1rem;
  color: var(--primary);
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 16px;
}
.section-desc {
  color: var(--text-muted);
  font-size: 1rem;
}

/* Process steps */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.step-card {
  background: #FFFFFF;
  padding: 32px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  position: relative;
  box-shadow: var(--shadow);
}
.step-num {
  width: 44px;
  height: 44px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 20px;
}
.step-card h4 {
  font-size: 1.15rem;
  color: var(--primary);
  margin-bottom: 12px;
}
.step-card p {
  color: var(--text-muted);
  font-size: 0.92rem;
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
.service-card {
  background: #FFFFFF;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.service-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}
.service-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.service-card-body h3 {
  font-size: 1.25rem;
  color: var(--primary);
  margin-bottom: 12px;
}
.service-card-body p {
  color: var(--text-muted);
  font-size: 0.94rem;
  margin-bottom: 20px;
  flex-grow: 1;
}

/* Feature block (Asymmetric) */
.feature-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}
.feature-img-box img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  height: 420px;
  object-fit: cover;
}
.feature-content h3 {
  font-size: 1.9rem;
  color: var(--primary);
  line-height: 1.4;
  margin-bottom: 20px;
}
.feature-list {
  list-style: none;
  margin-top: 20px;
}
.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  color: var(--text-dark);
  font-weight: 500;
}
.feature-list i {
  color: var(--accent);
  font-size: 1.2rem;
  margin-top: 4px;
}

/* Pricing Section */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  align-items: stretch;
}
.pricing-card {
  background: #FFFFFF;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
  position: relative;
}
.pricing-card.featured {
  border: 2px solid var(--accent);
  box-shadow: var(--shadow-lg);
  transform: scale(1.02);
}
.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 4px 16px;
  border-radius: 20px;
  letter-spacing: 0.5px;
}
.pricing-header h4 {
  font-size: 1.3rem;
  color: var(--primary);
  margin-bottom: 8px;
}
.pricing-price {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-dark);
  margin: 16px 0;
}
.pricing-price span {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
}
.pricing-features {
  list-style: none;
  margin: 24px 0;
  flex-grow: 1;
}
.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.92rem;
  color: var(--text-dark);
}
.pricing-features i {
  color: #10B981;
}

/* Form Section */
.form-section {
  background: linear-gradient(135deg, #1B2A4A 0%, #17243F 100%);
  color: #FFFFFF;
}
.form-card {
  background: #FFFFFF;
  color: var(--text-dark);
  border-radius: var(--radius);
  padding: 44px;
  box-shadow: var(--shadow-lg);
  max-width: 800px;
  margin: 0 auto;
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-group {
  margin-bottom: 20px;
}
.form-group.full {
  grid-column: span 2;
}
.form-group label {
  display: block;
  font-weight: 700;
  font-size: 0.92rem;
  margin-bottom: 8px;
  color: var(--primary);
}
.form-control {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color 0.2s ease;
}
.form-control:focus {
  border-color: var(--accent);
  outline: none;
}
textarea.form-control {
  resize: vertical;
  min-height: 120px;
}
.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-muted);
}
.checkbox-group input {
  margin-top: 4px;
}
.checkbox-group a {
  color: var(--primary);
  text-decoration: underline;
}

/* FAQ Accordion */
.faq-list {
  max-width: 840px;
  margin: 0 auto;
}
.faq-item {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 16px;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 22px 26px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}
.faq-question i {
  transition: transform 0.3s ease;
  color: var(--accent);
}
.faq-question.active i {
  transform: rotate(180deg);
}
.faq-answer {
  display: none;
  padding: 0 26px 22px;
  color: var(--text-muted);
  font-size: 0.96rem;
  line-height: 1.7;
}

/* Trust Layer */
.trust-layer {
  background: #F1F5F9;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 30px 0;
  font-size: 0.86rem;
  color: var(--text-muted);
}
.trust-inner {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.trust-header {
  font-weight: 700;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Footer */
.site-footer {
  background: #111827;
  color: #9CA3AF;
  padding: 60px 0 30px;
  font-size: 0.92rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-col h5 {
  color: #FFFFFF;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 18px;
}
.footer-links {
  list-style: none;
}
.footer-links li {
  margin-bottom: 10px;
}
.footer-links a {
  color: #9CA3AF;
  text-decoration: none;
  transition: color 0.2s ease;
}
.footer-links a:hover {
  color: #FFFFFF;
}
.footer-bottom {
  border-top: 1px solid #1F2937;
  padding-top: 24px;
  text-align: center;
  font-size: 0.84rem;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 24px;
  left: 24px;
  right: 24px;
  max-width: 580px;
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2);
  padding: 22px;
  z-index: 9999;
  display: none;
}
.cookie-content {
  font-size: 0.88rem;
  color: var(--text-dark);
  margin-bottom: 16px;
  line-height: 1.6;
}
.cookie-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}
.btn-cookie {
  padding: 8px 18px;
  font-size: 0.86rem;
  border-radius: 6px;
  font-weight: 700;
  cursor: pointer;
  border: none;
}
.btn-cookie-accept {
  background: var(--primary);
  color: #fff;
}
.btn-cookie-decline {
  background: #E2E8F0;
  color: var(--text-dark);
}

/* Legal & Text Pages */
.legal-body {
  background: #FFFFFF;
  padding: 48px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  margin: 40px 0;
}
.legal-body h2 {
  font-size: 1.45rem;
  color: var(--primary);
  margin: 28px 0 12px;
  border-left: 4px solid var(--accent);
  padding-left: 12px;
}
.legal-body p, .legal-body ul {
  margin-bottom: 16px;
  color: var(--text-dark);
  font-size: 0.96rem;
}
.legal-body ul {
  padding-left: 24px;
}
.legal-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
}
.legal-table th, .legal-table td {
  border: 1px solid var(--border);
  padding: 14px 18px;
  text-align: left;
  font-size: 0.94rem;
}
.legal-table th {
  background: #F8FAFC;
  color: var(--primary);
  width: 32%;
  font-weight: 700;
}

/* Responsive */
@media (max-width: 992px) {
  .hero-grid, .feature-split, .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .services-grid, .pricing-grid, .steps-grid, .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .pricing-card.featured {
    transform: none;
  }
}
@media (max-width: 768px) {
  .main-nav {
    display: none;
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background: #FFFFFF;
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    gap: 16px;
  }
  .main-nav.active {
    display: flex;
  }
  .burger-btn {
    display: block;
  }
  .services-grid, .pricing-grid, .steps-grid, .stats-grid, .form-grid {
    grid-template-columns: 1fr;
  }
  .form-group.full {
    grid-column: span 1;
  }
  .hero h1 {
    font-size: 1.95rem;
  }
  .legal-body {
    padding: 24px;
  }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
}