/* SEO86 第41階段：視覺舒適與內容導覽 */
:root{color-scheme:light}html{scroll-behavior:smooth}body{font-size:clamp(16px,1.4vw,18px);line-height:1.85;letter-spacing:.015em}p,li{overflow-wrap:anywhere}h1,h2,h3{line-height:1.35;letter-spacing:.01em}h2{margin-top:1.7em}.wrap{max-width:1140px}.card{border:1px solid #e3edf0;box-shadow:0 8px 28px rgba(15,53,70,.065);transition:transform .2s ease,box-shadow .2s ease}.card:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(15,53,70,.11)}a:focus-visible,button:focus-visible{outline:3px solid #e6a331;outline-offset:4px}.seo86-editorial{background:#f6faf9;padding:clamp(28px,5vw,64px) 0}.seo86-editorial .intro{max-width:760px;margin-bottom:26px}.seo86-editorial h2{margin:0 0 12px;font-size:clamp(26px,3vw,36px);color:#173b4b}.seo86-editorial .tiles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.seo86-editorial .tile{overflow:hidden;background:#fff;border-radius:18px;box-shadow:0 8px 26px #1231;border:1px solid #e4ecec}.seo86-editorial .tile img{width:100%;height:180px;object-fit:cover;display:block;background:#e8f4f2}.seo86-editorial .tile .copy{padding:20px 22px 24px}.seo86-editorial .tile h3{margin:0 0 8px;font-size:21px}.seo86-editorial .tile p{margin:0 0 14px}.seo86-editorial .tile a{font-weight:700;text-decoration:underline;text-underline-offset:4px}@media(max-width:760px){.seo86-editorial .tiles{grid-template-columns:1fr}.seo86-editorial .tile img{height:200px}header nav{line-height:2}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.card{transition:none}.card:hover{transform:none}}