:root {
  --bg-page: #faf8f5;
  --bg-surface: #ffffff;
  --bg-subtle: #f3efe6;
  --text-main: #181c20;
  --text-secondary: #525a65;
  --text-muted: #747d88;
  --accent: #b45309;
  --accent-hover: #92400e;
  --accent-light: #fef3c7;
  --border-light: #e4dfd5;
  --border-medium: #cfc8ba;
  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
  --container-max: 1160px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 2px 6px rgba(24, 28, 32, 0.04);
  --shadow-md: 0 8px 24px rgba(24, 28, 32, 0.08);
}

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

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

body {
  font-family: var(--font-base);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

.skip-link {
  position: absolute;
  top: -40px;
  left: 10px;
  background: var(--text-main);
  color: #fff;
  padding: 8px 16px;
  z-index: 9999;
  border-radius: var(--radius-sm);
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 10px;
}

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.notice-bar {
  background-color: #fef3c7;
  color: #92400e;
  border-bottom: 1px solid #fde68a;
  padding: 10px 0;
  font-size: 0.875rem;
}

.notice-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.notice-badge {
  background: #b45309;
  color: #fff;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: bold;
}

.notice-text {
  flex: 1;
  min-width: 260px;
  line-height: 1.5;
}

.site-header {
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-light);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
}

.brand-logo {
  display: flex;
  flex-direction: column;
  text-decoration: none;
}

.brand-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

.brand-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-light);
  padding: 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--text-main);
  margin: 4px 0;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
}

.nav-link:hover, .nav-link.active {
  color: var(--accent);
  text-decoration: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
  text-decoration: none;
  font-size: 0.95rem;
  line-height: 1.2;
}

.btn:hover {
  text-decoration: none;
}

.btn-primary {
  background-color: var(--accent);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  color: #ffffff;
}

.btn-outline {
  background-color: transparent;
  border-color: var(--border-medium);
  color: var(--text-main);
}

.btn-outline:hover {
  background-color: var(--bg-subtle);
  border-color: var(--text-main);
}

.btn-accent {
  background-color: var(--text-main);
  color: #ffffff;
}

.btn-accent:hover {
  background-color: #000000;
  color: #ffffff;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.05rem;
}

.btn-block {
  width: 100%;
}

.btn-text-link {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: inherit;
  padding: 0;
  text-decoration: underline;
}

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

.hero-section {
  padding: 64px 0 72px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  background-color: var(--accent-light);
  padding: 4px 12px;
  border-radius: 4px;
  margin-bottom: 16px;
}

.hero-title {
  font-size: clamp(2rem, 3.8vw, 2.85rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.hero-lead {
  font-size: 1.08rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 28px;
}

.hero-offer-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.offer-price-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 16px;
  margin-bottom: 16px;
}

.offer-label {
  font-weight: 700;
  font-size: 1.05rem;
}

.offer-price {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--accent);
}

.offer-price .currency {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.offer-spec-list {
  list-style: none;
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.offer-spec-list li {
  margin-bottom: 6px;
}

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

.hero-visual {
  display: flex;
  justify-content: center;
}

.hero-image-wrap {
  width: 100%;
  max-width: 560px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

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

.section {
  padding: 72px 0;
}

.section-bordered {
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.section-subtle {
  background-color: var(--bg-subtle);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 48px;
}

.section-tag {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
  display: block;
}

.section-title {
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  font-weight: 800;
  margin-bottom: 14px;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-secondary);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}

.feature-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
}

.card-num {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 12px;
}

.card-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.card-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.step-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 28px;
}

.step-badge {
  display: inline-block;
  background: var(--text-main);
  color: #fff;
  font-size: 0.75rem;
  font-weight: bold;
  padding: 2px 10px;
  border-radius: 4px;
  margin-bottom: 14px;
}

.step-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.step-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.faq-container {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
}

.faq-question {
  padding: 20px 24px;
  font-weight: 700;
  font-size: 1.05rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: "+";
  font-size: 1.4rem;
  color: var(--accent);
  font-weight: bold;
}

.faq-item[open] .faq-question::after {
  content: "−";
}

.faq-answer {
  padding: 0 24px 20px;
  font-size: 0.95rem;
  color: var(--text-secondary);
  border-top: 1px solid var(--border-light);
  margin-top: 4px;
  padding-top: 16px;
}

.section-cta {
  background: var(--text-main);
  color: #ffffff;
  padding: 64px 0;
}

.cta-box {
  text-align: center;
  max-width: 760px;
}

.cta-title {
  font-size: clamp(1.8rem, 3vw, 2.3rem);
  font-weight: 800;
  margin-bottom: 16px;
}

.cta-desc {
  font-size: 1.05rem;
  color: #cbd5e1;
  margin-bottom: 28px;
}

.page-header {
  padding: 56px 0 40px;
  background-color: var(--bg-subtle);
  border-bottom: 1px solid var(--border-light);
}

.page-title {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 800;
  margin-bottom: 12px;
}

.page-lead {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 760px;
}

.content-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 40px;
  max-width: 900px;
  margin: 0 auto;
}

.content-box h2 {
  font-size: 1.45rem;
  font-weight: 800;
  margin: 32px 0 16px;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 8px;
}

.content-box h2:first-of-type {
  margin-top: 0;
}

.content-box h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 24px 0 10px;
}

.content-box p {
  margin-bottom: 16px;
  color: var(--text-secondary);
}

.content-box ul {
  margin-bottom: 20px;
  padding-left: 24px;
  color: var(--text-secondary);
}

.info-callout {
  background-color: #fef3c7;
  border-left: 4px solid var(--accent);
  padding: 20px;
  margin: 28px 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.info-callout h3 {
  margin-top: 0;
  color: #92400e;
}

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

.data-table th, .data-table td {
  padding: 14px 18px;
  border: 1px solid var(--border-light);
  font-size: 0.95rem;
}

.data-table th {
  background: var(--bg-subtle);
  width: 32%;
  text-align: left;
  font-weight: 700;
}

.data-table td {
  background: var(--bg-surface);
  color: var(--text-secondary);
}

.service-detail-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  padding: 48px;
  max-width: 920px;
  margin: 0 auto;
  box-shadow: var(--shadow-sm);
}

.service-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 20px;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 24px;
  margin-bottom: 24px;
}

.plan-tag {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-light);
  padding: 4px 10px;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 8px;
}

.service-name {
  font-size: 1.8rem;
  font-weight: 800;
}

.service-price-block {
  text-align: right;
}

.price-amount {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--accent);
  display: block;
  line-height: 1;
}

.price-unit {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.service-lead-text {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.service-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  background: var(--bg-subtle);
  padding: 24px;
  border-radius: var(--radius-md);
  margin-bottom: 36px;
}

.meta-box {
  display: flex;
  flex-direction: column;
}

.meta-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.meta-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
}

.service-section {
  margin-bottom: 32px;
}

.service-section h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.bullet-list {
  list-style: square;
  padding-left: 20px;
  color: var(--text-secondary);
}

.bullet-list li {
  margin-bottom: 10px;
}

.bullet-list-cross {
  list-style: none;
  color: var(--text-secondary);
}

.bullet-list-cross li::before {
  content: "✕ ";
  color: #dc2626;
  font-weight: bold;
}

.service-boundary {
  background: #fef2f2;
  border-left: 4px solid #ef4444;
  padding: 20px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.service-actions {
  text-align: center;
  margin-top: 40px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 40px;
}

.form-wrapper {
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.form-title {
  font-size: 1.45rem;
  font-weight: 800;
  margin-bottom: 6px;
}

.form-note {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

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

.form-label {
  display: block;
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 6px;
}

.required-badge {
  color: #dc2626;
  font-size: 0.8rem;
  font-weight: bold;
}

.form-input, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  background-color: var(--bg-surface);
  color: var(--text-main);
}

.form-input:focus, .form-textarea:focus {
  border-color: var(--accent);
}

.form-help {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.status-message {
  margin-bottom: 16px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  display: none;
}

.status-success {
  display: block;
  background-color: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.status-error {
  display: block;
  background-color: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

.info-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 32px;
}

.info-card h3 {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 10px;
}

.contact-meta-list {
  list-style: none;
  font-size: 0.95rem;
  margin-bottom: 24px;
}

.contact-meta-list li {
  margin-bottom: 14px;
}

.meta-title {
  display: block;
  font-weight: 700;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.meta-desc {
  color: var(--text-main);
  word-break: break-word;
}

.form-policy-note {
  border-top: 1px solid var(--border-light);
  padding-top: 18px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.error-page-main {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 0;
}

.error-box {
  max-width: 540px;
}

.error-code {
  font-size: 5rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
}

.error-title {
  font-size: 1.7rem;
  font-weight: 800;
  margin: 16px 0 12px;
}

.error-desc {
  color: var(--text-secondary);
  margin-bottom: 28px;
}

.error-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
}

.site-footer {
  background: #111417;
  color: #e2e8f0;
  padding: 60px 0 24px;
  margin-top: 80px;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid #23272d;
}

.footer-brand {
  font-size: 1.25rem;
  font-weight: 800;
  color: #ffffff;
  display: block;
  margin-bottom: 10px;
}

.footer-desc {
  color: #94a3b8;
  line-height: 1.7;
}

.footer-desc a {
  color: #cbd5e1;
}

.footer-heading {
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
  display: block;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
}

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

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

.footer-links a:hover {
  color: #ffffff;
}

.footer-bottom {
  padding-top: 24px;
  text-align: center;
  color: #64748b;
  font-size: 0.8rem;
}

.consent-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #1e242a;
  color: #f1f5f9;
  border-top: 2px solid var(--accent);
  padding: 20px 0;
  z-index: 1000;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.25);
}

.consent-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.consent-copy {
  flex: 1;
  min-width: 280px;
}

.consent-title {
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.consent-text {
  font-size: 0.85rem;
  color: #cbd5e1;
  line-height: 1.5;
}

.consent-text a {
  color: #fde68a;
  text-decoration: underline;
}

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

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }
  .nav-menu {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-light);
    padding: 20px 24px;
    box-shadow: var(--shadow-md);
  }
  .nav-menu.is-open {
    display: block;
  }
  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  .service-detail-card {
    padding: 28px 20px;
  }
  .content-box {
    padding: 24px 20px;
  }
}

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