html { scroll-padding-top: 100px; }
body { font-size: 16px; }
*, *::before, *::after { letter-spacing: 0; }
a:focus-visible, summary:focus-visible, .menu-toggle:focus-visible + label { outline: 3px solid #f5c451; outline-offset: 5px; }
.menu-toggle { display: block; position: absolute; width: 1px; height: 1px; clip-path: inset(50%); overflow: hidden; }
.hero { min-height: min(720px, 84svh); padding-top: 140px; padding-bottom: 64px; }
.hero { background-blend-mode: normal; }
.logo img { aspect-ratio: 360 / 96; }
.process-image img, .about-image img, .summary-image img { aspect-ratio: 4 / 3; height: auto; object-fit: cover; }
.hero h1 { font-size: 52px; max-width: 900px; overflow-wrap: break-word; }
.hero h1 span, .mini-title { color: #69b5ff; }
.hero .mini-title { font-size: 14px; }
.btn-primary, .contact-btn { color: #fff; background: #165fb0; }
.btn-primary:hover, .contact-btn:hover { color: #111; }
.service-card, .technical-card, .visual-card, .project-card, .work-card, .detail-card, .seo-card, .card, .faq-item { border-radius: 8px; }
.section-title p, .service-card p, .technical-card p, .seo-card p, .contact p { color: #c3cbd6; }
.seo-hub { padding: 80px 10%; }
.local-section { padding: 72px 7%; background: #f2f5f8; color: #16212e; }
.local-section .local-inner { max-width: 1120px; margin: auto; }
.local-section h2 { font-size: 32px; line-height: 1.3; margin: 0 0 20px; }
.local-section h3 { font-size: 21px; margin: 24px 0 12px; }
.local-section p, .local-section li { color: #334155; line-height: 1.8; }
.local-section p + p { margin-top: 16px; }
.local-section a:not(.btn) { color: #14569d; text-decoration: underline; text-underline-offset: 3px; }
.local-columns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 40px; }
.local-section ul, .local-section ol { padding-left: 22px; }
.local-section li + li { margin-top: 10px; }
.local-section .hero-buttons { margin-top: 24px; }
.local-section .btn-secondary { color: #17212d; border-color: #738396; }
.guide-links { display: grid; gap: 0; margin: 20px 0; }
.guide-links a { display: block; padding: 18px 0; border-bottom: 1px solid #c8d2de; }
.guide-links strong { display: block; font-size: 20px; }
.guide-links span { display: block; margin-top: 5px; color: #465367; font-size: 16px; }
.guide-article { max-width: 850px; margin: auto; }
.guide-article h2 { margin-top: 38px; }
.guide-article .source-note { font-size: 14px; margin-top: 32px; }
.guide-article table { width: 100%; border-collapse: collapse; margin: 22px 0; }
.guide-article th, .guide-article td { text-align: left; border-bottom: 1px solid #c8d2de; padding: 14px; vertical-align: top; line-height: 1.6; }
.guide-article th { background: #e3eaf2; }
.safety-note { margin: 24px 0; padding: 18px 22px; border-left: 4px solid #bf830e; background: #fff3cf; color: #392b0e; line-height: 1.8; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 8px 20px; font-size: 14px; margin-bottom: 25px; }
.business-footer { max-width: 1040px; margin: 0 auto 28px; padding-bottom: 24px; border-bottom: 1px solid #43505f; color: #d4dce5; line-height: 1.9; }
.business-footer address { font-style: normal; }
.business-footer a { display: inline-block; text-decoration: underline; text-underline-offset: 3px; margin: 4px 12px; }
.mobile-contact { display: none; }
.stock-note { font-size: 14px; color: #c3cbd6; margin: 18px 0; }
.article-card { background: transparent; border: 0; border-radius: 0; }
@media (max-width: 1050px) and (min-width: 901px) {
  .navbar { width: 96%; gap: 14px; }
  .nav-links { gap: 14px; }
  .navbar .logo { width: 150px; flex-shrink: 0; }
  .contact-btn { padding: 12px 16px; }
}
@media (max-width: 900px) {
  .local-columns { grid-template-columns: 1fr; gap: 20px; }
  .hero h1 { font-size: 42px; }
}
@media (max-width: 600px) {
  body { padding-bottom: 66px; }
  .hero { min-height: auto; padding: 120px 6% 56px; }
  .hero h1 { font-size: 34px; line-height: 1.16; }
  .local-section, .seo-hub { padding: 52px 6%; }
  .local-section h2 { font-size: 28px; }
  .local-section .btn { width: 100%; }
  .service-grid, .technical-grid, .visual-grid, .grid { grid-template-columns: minmax(0, 1fr); }
  .mobile-contact { display: flex; position: fixed; z-index: 1000; bottom: 0; left: 0; right: 0; gap: 1px; padding-bottom: env(safe-area-inset-bottom); background: #14201b; box-shadow: 0 -2px 12px #0003; }
  .mobile-contact a { display: flex; align-items: center; justify-content: center; flex: 1; min-height: 58px; font-size: 16px; font-weight: 600; background: #145a9e; color: #fff; }
  .mobile-contact a:last-child { background: #126343; }
  .guide-article th, .guide-article td { padding: 10px 7px; font-size: 14px; overflow-wrap: anywhere; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}