:root {
  --primary: #1a2b4c;
  --primary-light: #2a3f68;
  --accent: #d4af37;
  --accent-hover: #b89528;
  --bg-light: #f8f9fa;
  --text-dark: #2d3748;
  --text-muted: #64748b;
  --white: #ffffff;
  --border: #e2e8f0;
  --shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.08);
  --radius: 12px;
  --font-main: 'Noto Sans JP', sans-serif;
}

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

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

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--accent);
  color: var(--primary);
  padding: 8px 16px;
  z-index: 10000;
  transition: top 0.3s;
  font-weight: bold;
  text-decoration: none;
}
.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;
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0,0,0,0.03);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary);
}

.logo-brand img {
  width: 40px;
  height: 40px;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 28px;
}

nav a {
  font-weight: 500;
  font-size: 0.95rem;
}

.btn-header {
  background: var(--primary);
  color: var(--white) !important;
  padding: 10px 22px;
  border-radius: 30px;
  font-weight: 600;
  transition: background 0.3s;
}

.btn-header:hover {
  background: var(--accent);
  color: var(--primary) !important;
}

.burger-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary);
  cursor: pointer;
}

.hero {
  background: linear-gradient(135deg, var(--primary) 0%, #0f1a30 100%);
  color: var(--white);
  padding: 90px 0;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.hero h1 {
  font-size: 2.5rem;
  line-height: 1.3;
  margin-bottom: 20px;
  font-weight: 700;
}

.hero p {
  font-size: 1.1rem;
  color: #cbd5e1;
  margin-bottom: 30px;
}

.btn-cta {
  display: inline-block;
  background: var(--accent);
  color: var(--primary);
  padding: 16px 36px;
  border-radius: 30px;
  font-weight: 700;
  font-size: 1.05rem;
  box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
  border: none;
  cursor: pointer;
  transition: transform 0.2s, background 0.2s;
}

.btn-cta:hover {
  background: var(--accent-hover);
  color: var(--primary);
  transform: translateY(-2px);
}

.hero-img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  object-fit: cover;
  max-height: 420px;
}

.stats-bar {
  background: var(--white);
  padding: 40px 0;
  border-bottom: 1px solid var(--border);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}

.stat-num {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--primary);
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 5px;
}

.section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 15px;
}

.section-subtitle {
  text-align: center;
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto 50px auto;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}

.step-card {
  background: var(--white);
  padding: 30px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  text-align: center;
}

.step-icon {
  width: 60px;
  height: 60px;
  background: #f0f4f8;
  color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin: 0 auto 20px auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: transform 0.3s;
}

.service-card:hover {
  transform: translateY(-5px);
}

.service-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.service-body {
  padding: 25px;
}

.service-body h3 {
  font-size: 1.25rem;
  color: var(--primary);
  margin-bottom: 12px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  align-items: center;
}

.price-card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 40px 30px;
  text-align: center;
  position: relative;
}

.price-card.featured {
  border: 2px solid var(--accent);
  box-shadow: 0 15px 35px rgba(0,0,0,0.1);
  transform: scale(1.03);
}

.badge-featured {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: var(--primary);
  padding: 4px 16px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 700;
}

.price-val {
  font-size: 2.3rem;
  font-weight: 700;
  color: var(--primary);
  margin: 20px 0;
}

.price-features {
  list-style: none;
  margin-bottom: 30px;
  text-align: left;
}

.price-features li {
  padding: 10px 0;
  border-bottom: 1px solid #f1f5f9;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.form-section {
  background: var(--primary);
  color: var(--white);
  padding: 80px 0;
}

.form-box {
  max-width: 650px;
  margin: 0 auto;
  background: var(--white);
  color: var(--text-dark);
  padding: 40px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
}

.form-control:focus {
  border-color: var(--primary);
  outline: none;
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.form-check input {
  margin-top: 4px;
}

.trust-layer {
  background: #f1f5f9;
  padding: 40px 0;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.trust-layer-box {
  border-left: 4px solid var(--primary);
  padding-left: 20px;
}

footer {
  background: #0f1a30;
  color: #94a3b8;
  padding: 50px 0 30px 0;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h4 {
  color: var(--white);
  font-size: 1.1rem;
  margin-bottom: 20px;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 10px;
}

.footer-col a {
  color: #94a3b8;
}

.footer-col a:hover {
  color: var(--accent);
}

.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 25px;
  text-align: center;
  font-size: 0.85rem;
}

.cookie-banner {
  position: fixed;
  bottom: 20px;
  left: 20px;
  right: 20px;
  max-width: 500px;
  background: var(--primary);
  color: var(--white);
  padding: 20px;
  border-radius: var(--radius);
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
  z-index: 9999;
  display: none;
}

.cookie-btns {
  display: flex;
  gap: 10px;
  margin-top: 15px;
}

.btn-cookie {
  padding: 8px 18px;
  border-radius: 20px;
  font-size: 0.85rem;
  border: none;
  cursor: pointer;
  font-weight: 600;
}

.btn-cookie-accept {
  background: var(--accent);
  color: var(--primary);
}

.btn-cookie-decline {
  background: transparent;
  color: var(--white);
  border: 1px solid var(--white);
}

@media (max-width: 992px) {
  .hero-grid, .services-grid, .pricing-grid {
    grid-template-columns: 1fr;
  }
  .steps-grid, .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .price-card.featured {
    transform: none;
  }
}

@media (max-width: 768px) {
  nav {
    display: none;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background: var(--white);
    padding: 20px;
    border-bottom: 1px solid var(--border);
  }
  nav.active {
    display: block;
  }
  nav ul {
    flex-direction: column;
    gap: 15px;
  }
  .burger-btn {
    display: block;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .steps-grid, .stats-grid {
    grid-template-columns: 1fr;
  }
}