:root {
  --primary: #1d3557;
  --primary-dark: #0f172a;
  --primary-light: #2b4c7e;
  --accent: #e76f51;
  --accent-hover: #d65a3b;
  --gold: #f4a261;
  --bg-light: #f8fafc;
  --bg-white: #ffffff;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 16px 36px rgba(15, 23, 42, 0.12);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-base: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

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

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

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

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

ul {
  list-style: none;
}

.skip-link {
  position: absolute;
  top: -60px;
  left: 20px;
  background: var(--accent);
  color: #fff;
  padding: 12px 20px;
  z-index: 9999;
  font-weight: 700;
  border-radius: var(--radius-sm);
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 20px;
}

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

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

/* Header & Nav */
.site-header {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: -0.5px;
}

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

.brand-logo span.tagline {
  font-size: 0.75rem;
  display: block;
  font-weight: 500;
  color: var(--text-muted);
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-desktop a {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-main);
  position: relative;
  padding: 6px 0;
}

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

.nav-desktop a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent);
}

.nav-btn {
  background: var(--primary);
  color: #fff !important;
  padding: 10px 22px !important;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.nav-btn:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
}

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

.mobile-menu {
  display: none;
  background: #fff;
  border-top: 1px solid var(--border-color);
  padding: 20px 24px;
}

.mobile-menu.active {
  display: block;
}

.mobile-menu a {
  display: block;
  padding: 12px 0;
  font-weight: 700;
  border-bottom: 1px solid #f1f5f9;
}

/* Hero Section */
.hero {
  position: relative;
  background: linear-gradient(135deg, #0f172a 0%, #1d3557 100%);
  color: #fff;
  padding: 90px 0 100px;
  overflow: hidden;
}

.hero-bg-pattern {
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  opacity: 0.08;
  background-image: radial-gradient(#ffffff 2px, transparent 2px);
  background-size: 24px 24px;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 50px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(231, 111, 81, 0.2);
  color: #fca5a5;
  border: 1px solid rgba(231, 111, 81, 0.4);
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: 2.6rem;
  line-height: 1.35;
  font-weight: 900;
  margin-bottom: 24px;
  letter-spacing: -0.5px;
}

.hero h1 span.highlight {
  color: var(--gold);
}

.hero p.lead {
  font-size: 1.1rem;
  line-height: 1.9;
  color: #cbd5e1;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  padding: 16px 36px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 4px 16px rgba(231, 111, 81, 0.35);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(231, 111, 81, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  font-weight: 700;
  padding: 16px 30px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
}

.hero-media {
  position: relative;
}

.hero-media img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 4px solid rgba(255, 255, 255, 0.1);
}

.hero-floating-card {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background: #ffffff;
  color: var(--text-main);
  padding: 16px 22px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 14px;
}

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

/* Stats Section */
.stats-section {
  background: #fff;
  padding: 45px 0;
  border-bottom: 1px solid var(--border-color);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align: center;
}

.stat-item h3 {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--primary);
  margin-bottom: 4px;
}

.stat-item p {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-muted);
}

/* Section Shared */
.section {
  padding: 85px 0;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 55px;
}

.section-subtitle {
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-size: 2.1rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1.4;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.8;
}

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

.step-card {
  background: #fff;
  padding: 36px 24px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: var(--transition);
}

.step-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.step-number {
  position: absolute;
  top: 18px;
  right: 20px;
  font-size: 2.5rem;
  font-weight: 900;
  color: #e2e8f0;
}

.step-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #eef2f6;
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 22px;
}

.step-card h3 {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--primary);
}

.step-card p {
  font-size: 0.92rem;
  color: var(--text-muted);
}

/* Trust Principles */
.trust-section {
  background: #f1f5f9;
}

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

.trust-box {
  background: #fff;
  padding: 36px 30px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border-top: 4px solid var(--primary);
}

.trust-box i {
  font-size: 2.2rem;
  color: var(--accent);
  margin-bottom: 18px;
}

.trust-box h3 {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--primary);
}

.trust-box p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.8;
}

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

.service-card {
  background: #fff;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.service-thumb {
  height: 220px;
  overflow: hidden;
  position: relative;
}

.service-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.service-body {
  padding: 30px 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-body h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 12px;
}

.service-body p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 20px;
  flex-grow: 1;
}

.service-link {
  font-weight: 700;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.service-link:hover {
  color: var(--accent-hover);
}

/* Feature Asymmetric */
.feature-section {
  background: #fff;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.feature-img-wrapper {
  position: relative;
}

.feature-img-wrapper img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.feature-content h2 {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1.4;
  margin-bottom: 24px;
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

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

.feature-list-item i {
  font-size: 1.3rem;
  color: var(--accent);
  background: #fff3ed;
  padding: 12px;
  border-radius: 50%;
}

.feature-list-item h4 {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 4px;
  color: var(--primary);
}

.feature-list-item p {
  font-size: 0.92rem;
  color: var(--text-muted);
}

/* Pricing Section */
.pricing-section {
  background: #f8fafc;
}

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

.pricing-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 40px 30px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition);
}

.pricing-card.featured {
  border: 2px solid var(--accent);
  box-shadow: var(--shadow-lg);
  transform: translateY(-8px);
}

.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 4px 18px;
  border-radius: 30px;
  letter-spacing: 0.5px;
}

.pricing-header {
  text-align: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 24px;
  margin-bottom: 24px;
}

.pricing-title {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 8px;
}

.pricing-price {
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--primary);
}

.pricing-price span.period {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
  flex-grow: 1;
}

.pricing-features li {
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-main);
}

.pricing-features li i {
  color: #10b981;
}

.btn-pricing {
  width: 100%;
  text-align: center;
  padding: 14px;
  border-radius: var(--radius-sm);
  font-weight: 800;
  background: #edf2f7;
  color: var(--primary);
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.pricing-card.featured .btn-pricing {
  background: var(--accent);
  color: #fff;
}

.pricing-card.featured .btn-pricing:hover {
  background: var(--accent-hover);
}

/* Form Section */
.form-section {
  background: linear-gradient(135deg, #1d3557 0%, #0f172a 100%);
  color: #fff;
}

.form-wrapper {
  max-width: 800px;
  margin: 0 auto;
  background: #ffffff;
  color: var(--text-main);
  padding: 50px 45px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

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

.form-header h2 {
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--primary);
  margin-bottom: 10px;
}

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

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

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

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

.form-group label {
  display: block;
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 8px;
  color: var(--primary);
}

.form-group label span.req {
  color: #ef4444;
  margin-left: 4px;
}

.form-control {
  width: 100%;
  padding: 14px 16px;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--accent);
  outline: none;
  box-shadow: 0 0 0 3px rgba(231, 111, 81, 0.15);
}

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

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-muted);
}

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

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

.btn-submit {
  width: 100%;
  padding: 16px;
  background: var(--accent);
  color: #fff;
  font-size: 1.1rem;
  font-weight: 800;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 16px rgba(231, 111, 81, 0.3);
}

.btn-submit:hover {
  background: var(--accent-hover);
}

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

/* Accordion FAQ */
.faq-accordion {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.accordion-item {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.accordion-trigger {
  width: 100%;
  text-align: left;
  padding: 22px 24px;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--primary);
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.accordion-trigger.active i {
  transform: rotate(180deg);
}

.accordion-content {
  display: none;
  padding: 0 24px 22px;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.8;
  border-top: 1px solid #f1f5f9;
}

.accordion-content.active {
  display: block;
}

/* Trust Layer */
.trust-layer {
  background: #e2e8f0;
  padding: 40px 0;
  border-top: 1px solid #cbd5e1;
  font-size: 0.88rem;
  color: #475569;
}

.trust-layer-inner {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.trust-layer h4 {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--primary);
}

/* Site Footer */
.site-footer {
  background: var(--primary-dark);
  color: #94a3b8;
  padding: 60px 0 30px;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-brand h3 {
  color: #fff;
  font-size: 1.3rem;
  font-weight: 900;
  margin-bottom: 14px;
}

.footer-brand p {
  line-height: 1.8;
  margin-bottom: 16px;
}

.footer-col h4 {
  color: #fff;
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 18px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid #334155;
  padding-top: 25px;
  text-align: center;
  font-size: 0.82rem;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: rgba(15, 23, 42, 0.96);
  color: #f8fafc;
  padding: 20px 24px;
  z-index: 99999;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.2);
  border-top: 1px solid #334155;
}

.cookie-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.cookie-text {
  font-size: 0.88rem;
  flex: 1 1 500px;
  line-height: 1.6;
}

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

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

.btn-cookie-accept {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  cursor: pointer;
}

.btn-cookie-decline {
  background: transparent;
  color: #cbd5e1;
  border: 1px solid #475569;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  cursor: pointer;
}

/* Legal Pages Styling */
.legal-page-header {
  background: var(--primary);
  color: #fff;
  padding: 60px 0;
  text-align: center;
}

.legal-content {
  background: #fff;
  padding: 60px 40px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  margin: 40px auto 80px;
  max-width: 900px;
}

.legal-content h2 {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary);
  margin: 35px 0 15px;
  border-bottom: 2px solid #e2e8f0;
  padding-bottom: 8px;
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content p, .legal-content li {
  font-size: 0.95rem;
  color: #334155;
  line-height: 1.9;
  margin-bottom: 14px;
}

.legal-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
}

.legal-table th, .legal-table td {
  padding: 14px 18px;
  border: 1px solid var(--border-color);
  font-size: 0.92rem;
  text-align: left;
}

.legal-table th {
  background: #f8fafc;
  color: var(--primary);
  font-weight: 800;
  width: 32%;
}

/* Responsive Breakpoints */
@media (max-width: 992px) {
  .hero-grid, .feature-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero {
    padding: 60px 0 70px;
  }
  .stats-grid, .steps-grid, .services-grid, .pricing-grid, .trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .pricing-card.featured {
    transform: none;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-desktop {
    display: none;
  }
  .burger-btn {
    display: block;
  }
  .hero h1 {
    font-size: 2rem;
  }
  .stats-grid, .steps-grid, .services-grid, .pricing-grid, .trust-grid {
    grid-template-columns: 1fr;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .form-wrapper {
    padding: 35px 20px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}