:root {
  --primary: #0F172A;
  --primary-light: #1E293B;
  --accent: #C59B27;
  --accent-hover: #A8821E;
  --accent-soft: #FEF3C7;
  --bg: #F8FAFC;
  --surface: #FFFFFF;
  --text: #334155;
  --text-dark: #0F172A;
  --text-light: #64748B;
  --border: #E2E8F0;
  --radius: 10px;
  --shadow: 0 4px 20px -2px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 10px 30px -5px rgba(15, 23, 42, 0.12);
  --font-main: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
}

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

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

body {
  font-family: var(--font-main);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  word-break: break-word;
}

.skip-link {
  position: absolute;
  top: -60px;
  left: 10px;
  background: var(--accent);
  color: #000;
  padding: 10px 18px;
  font-weight: 700;
  z-index: 9999;
  border-radius: var(--radius);
  transition: top 0.2s;
  text-decoration: none;
}
.skip-link:focus {
  top: 10px;
}

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

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

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.2s ease;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

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

/* Header */
.site-header {
  background-color: rgba(15, 23, 42, 0.96);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 16px 0;
}

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

.logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #FFFFFF;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.logo-link img {
  width: 38px;
  height: 38px;
}

.logo-tagline {
  display: block;
  font-size: 0.75rem;
  color: var(--accent);
  font-weight: 400;
  letter-spacing: 0;
}

.main-nav ul {
  display: flex;
  list-style: none;
  gap: 28px;
  align-items: center;
}

.main-nav a {
  color: #E2E8F0;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 6px 0;
  position: relative;
}

.main-nav a:hover, .main-nav a.active {
  color: var(--accent);
}

.btn-cta-nav {
  background: var(--accent);
  color: #0F172A !important;
  padding: 10px 20px !important;
  border-radius: var(--radius);
  font-weight: 700 !important;
}

.btn-cta-nav:hover {
  background: #E5B232;
  transform: translateY(-1px);
}

.burger-btn {
  display: none;
  background: transparent;
  border: none;
  color: #FFFFFF;
  font-size: 1.6rem;
  cursor: pointer;
  padding: 4px;
}

/* Mobile Nav Drawer */
.mobile-nav {
  display: none;
  position: fixed;
  top: 71px;
  left: 0;
  width: 100%;
  background: var(--primary);
  border-bottom: 2px solid var(--accent);
  padding: 24px;
  box-shadow: var(--shadow-lg);
  z-index: 999;
}

.mobile-nav.open {
  display: block;
}

.mobile-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.mobile-nav a {
  color: #FFFFFF;
  font-size: 1.1rem;
  font-weight: 600;
  display: block;
  padding: 8px 0;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  color: #FFFFFF;
  padding: 80px 0 90px;
  position: relative;
  overflow: hidden;
}

.hero-pattern {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 45%;
  opacity: 0.07;
  background-image: radial-gradient(#C59B27 2px, transparent 2px);
  background-size: 24px 24px;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(197, 155, 39, 0.15);
  border: 1px solid rgba(197, 155, 39, 0.4);
  color: var(--accent);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: 2.5rem;
  line-height: 1.35;
  font-weight: 800;
  margin-bottom: 24px;
  letter-spacing: -0.5px;
}

.hero-lead {
  font-size: 1.125rem;
  color: #CBD5E1;
  line-height: 1.8;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--accent);
  color: #0F172A;
  font-weight: 700;
  font-size: 1.05rem;
  padding: 16px 32px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(197, 155, 39, 0.35);
  transition: all 0.25s ease;
}

.btn-primary:hover {
  background: #E5B232;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(197, 155, 39, 0.45);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: transparent;
  color: #FFFFFF;
  font-weight: 600;
  font-size: 1.05rem;
  padding: 16px 28px;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.3);
  transition: all 0.2s ease;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #FFFFFF;
}

.hero-media {
  position: relative;
}

.hero-media img {
  border-radius: 16px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.15);
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.hero-card-float {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background: var(--surface);
  color: var(--text-dark);
  padding: 18px 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 16px;
  border-left: 4px solid var(--accent);
}

.hero-card-float i {
  font-size: 2rem;
  color: var(--accent);
}

.hero-card-float strong {
  display: block;
  font-size: 1.05rem;
}

.hero-card-float span {
  font-size: 0.85rem;
  color: var(--text-light);
}

/* Stats Bar */
.stats-bar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 36px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stat-item .stat-num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--primary);
  display: block;
  line-height: 1.2;
}

.stat-item .stat-label {
  font-size: 0.9rem;
  color: var(--text-light);
  font-weight: 500;
  margin-top: 6px;
}

/* Section Common */
.section {
  padding: 90px 0;
}

.section-alt {
  background: #FFFFFF;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 56px;
}

.section-subtitle {
  color: var(--accent);
  text-transform: uppercase;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  display: block;
  margin-bottom: 10px;
}

.section-title {
  font-size: 2.1rem;
  color: var(--primary);
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-light);
}

/* Steps (How it works) */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}

.step-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  position: relative;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
}

.step-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: var(--shadow-lg);
}

.step-number {
  font-size: 1rem;
  font-weight: 800;
  background: var(--accent-soft);
  color: #92400E;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.step-icon {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 16px;
}

.step-card h3 {
  font-size: 1.2rem;
  color: var(--primary);
  margin-bottom: 12px;
}

.step-card p {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* Trust & Principles */
.trust-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.trust-box {
  background: var(--bg);
  border-radius: var(--radius);
  padding: 36px 28px;
  border-top: 4px solid var(--accent);
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.trust-box i {
  font-size: 2.2rem;
  color: var(--accent);
  margin-bottom: 20px;
}

.trust-box h3 {
  font-size: 1.25rem;
  color: var(--primary);
  margin-bottom: 14px;
}

.trust-box p {
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.75;
}

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

.service-card {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.service-img-wrap {
  height: 200px;
  overflow: hidden;
}

.service-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.service-card:hover .service-img-wrap img {
  transform: scale(1.05);
}

.service-body {
  padding: 28px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

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

.service-body p {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.75;
  margin-bottom: 20px;
  flex-grow: 1;
}

.service-link {
  color: var(--accent-hover);
  font-weight: 700;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.service-link:hover {
  color: #B45309;
}

/* Features Split */
.features-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.features-img-wrap img {
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  width: 100%;
  height: 440px;
  object-fit: cover;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 28px;
}

.feature-list li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.feature-list i {
  color: #10B981;
  font-size: 1.25rem;
  margin-top: 4px;
}

.feature-list strong {
  display: block;
  font-size: 1.05rem;
  color: var(--primary);
  margin-bottom: 4px;
}

.feature-list p {
  font-size: 0.95rem;
  color: var(--text-light);
}

/* Pricing Section */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;
}

.pricing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}

.pricing-card.featured {
  border: 2px solid var(--accent);
  box-shadow: var(--shadow-lg);
  transform: scale(1.02);
}

.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #0F172A;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 4px 16px;
  border-radius: 50px;
  letter-spacing: 0.5px;
}

.pricing-card h3 {
  font-size: 1.35rem;
  color: var(--primary);
  margin-bottom: 8px;
}

.pricing-desc {
  font-size: 0.9rem;
  color: var(--text-light);
  margin-bottom: 24px;
}

.pricing-price {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 28px;
  line-height: 1;
}

.pricing-price span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-light);
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 36px;
  flex-grow: 1;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text);
}

.pricing-features i {
  color: #10B981;
}

.btn-pricing {
  width: 100%;
  padding: 14px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 1rem;
  text-align: center;
  border: 1px solid var(--primary);
  color: var(--primary);
  background: transparent;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-pricing:hover, .pricing-card.featured .btn-pricing {
  background: var(--accent);
  border-color: var(--accent);
  color: #0F172A;
}

/* Form Section */
.form-section {
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  color: #FFFFFF;
  padding: 90px 0;
}

.form-wrapper {
  max-width: 780px;
  margin: 0 auto;
  background: var(--surface);
  color: var(--text);
  padding: 48px;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
}

.form-header {
  text-align: center;
  margin-bottom: 36px;
}

.form-header h2 {
  font-size: 1.85rem;
  color: var(--primary);
  margin-bottom: 12px;
}

.form-header p {
  color: var(--text-light);
  font-size: 0.95rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--primary);
}

.form-group label .required {
  color: #EF4444;
  margin-left: 4px;
}

.form-control {
  width: 100%;
  padding: 14px 16px;
  font-size: 1rem;
  font-family: inherit;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #F8FAFC;
  color: var(--text-dark);
  transition: all 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent);
  background: #FFFFFF;
  box-shadow: 0 0 0 4px rgba(197, 155, 39, 0.15);
}

textarea.form-control {
  min-height: 130px;
  resize: vertical;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 10px 0 24px;
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 4px;
  cursor: pointer;
}

.form-checkbox label {
  font-size: 0.88rem;
  color: var(--text);
  line-height: 1.6;
}

.form-checkbox a {
  color: var(--accent-hover);
  text-decoration: underline;
}

.btn-submit {
  width: 100%;
  padding: 18px;
  background: var(--accent);
  color: #0F172A;
  border: none;
  border-radius: var(--radius);
  font-size: 1.1rem;
  font-weight: 800;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 4px 14px rgba(197, 155, 39, 0.35);
}

.btn-submit:hover:not(:disabled) {
  background: #E5B232;
  transform: translateY(-1px);
}

.btn-submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

/* FAQ Accordion */
.faq-list {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s;
}

.faq-question {
  width: 100%;
  padding: 22px 28px;
  text-align: left;
  background: transparent;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary);
  cursor: pointer;
}

.faq-question i {
  color: var(--accent);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 28px 24px;
  color: var(--text);
  font-size: 0.98rem;
  line-height: 1.8;
  display: none;
  border-top: 1px solid #F1F5F9;
  padding-top: 16px;
}

.faq-item.active .faq-answer {
  display: block;
}

/* Trust Layer */
.trust-layer {
  background: #0B1120;
  color: #94A3B8;
  border-top: 1px solid #1E293B;
  border-bottom: 1px solid #1E293B;
  padding: 40px 0;
  font-size: 0.88rem;
  line-height: 1.75;
}

.trust-layer-inner {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.trust-layer h4 {
  color: #E2E8F0;
  font-size: 1rem;
  font-weight: 700;
}

.trust-layer p strong {
  color: #CBD5E1;
}

.trust-layer a {
  color: var(--accent);
  text-decoration: underline;
}

/* Footer */
.site-footer {
  background: #0F172A;
  color: #94A3B8;
  padding: 60px 0 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 1.05rem;
  margin-bottom: 20px;
  font-weight: 700;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col a {
  color: #94A3B8;
  font-size: 0.92rem;
}

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

.footer-bottom {
  border-top: 1px solid #1E293B;
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
}

/* Legal Page Content Styles */
.legal-content {
  background: var(--surface);
  padding: 60px 48px;
  border-radius: 16px;
  box-shadow: var(--shadow);
  max-width: 960px;
  margin: 40px auto 80px;
}

.legal-content h1 {
  font-size: 2.2rem;
  color: var(--primary);
  margin-bottom: 12px;
  border-bottom: 2px solid var(--accent);
  padding-bottom: 16px;
}

.legal-content .meta-date {
  font-size: 0.9rem;
  color: var(--text-light);
  margin-bottom: 36px;
}

.legal-content h2 {
  font-size: 1.4rem;
  color: var(--primary);
  margin: 32px 0 16px;
}

.legal-content p {
  margin-bottom: 16px;
  font-size: 0.98rem;
  line-height: 1.85;
}

.legal-content ul, .legal-content ol {
  margin: 16px 0 24px 24px;
}

.legal-content li {
  margin-bottom: 10px;
  font-size: 0.98rem;
  line-height: 1.75;
}

.legal-table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
}

.legal-table th, .legal-table td {
  border: 1px solid var(--border);
  padding: 16px 20px;
  text-align: left;
  font-size: 0.95rem;
}

.legal-table th {
  background: #F1F5F9;
  color: var(--primary);
  width: 30%;
  font-weight: 700;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 24px;
  left: 24px;
  right: 24px;
  max-width: 540px;
  background: rgba(15, 23, 42, 0.97);
  color: #FFFFFF;
  padding: 24px;
  border-radius: 12px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.3);
  border: 1px solid rgba(197, 155, 39, 0.4);
  z-index: 9999;
  display: none;
}

.cookie-banner p {
  font-size: 0.88rem;
  line-height: 1.6;
  margin-bottom: 16px;
  color: #CBD5E1;
}

.cookie-banner a {
  color: var(--accent);
  text-decoration: underline;
}

.cookie-actions {
  display: flex;
  gap: 12px;
}

.cookie-btn-accept {
  flex: 1;
  background: var(--accent);
  color: #0F172A;
  border: none;
  padding: 10px 16px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
}

.cookie-btn-decline {
  flex: 1;
  background: transparent;
  color: #E2E8F0;
  border: 1px solid #475569;
  padding: 10px 16px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
}

/* Responsive */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-actions {
    justify-content: center;
  }
  .hero-card-float {
    left: 50%;
    transform: translateX(-50%);
  }
  .stats-grid, .steps-grid, .pricing-grid, .services-grid, .trust-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .features-split {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
  }
  .burger-btn {
    display: block;
  }
  .stats-grid, .steps-grid, .pricing-grid, .services-grid, .trust-cards-grid {
    grid-template-columns: 1fr;
  }
  .hero h1 {
    font-size: 1.9rem;
  }
  .section-title {
    font-size: 1.7rem;
  }
  .form-wrapper {
    padding: 28px 20px;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .cookie-banner {
    left: 12px;
    right: 12px;
    bottom: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-delay: -1ms !important;
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    background-attachment: initial !important;
    scroll-behavior: auto !important;
    transition-duration: 0s !important;
    transition-delay: 0s !important;
  }
}