.seo-guide { max-width: 1000px; margin: 40px auto; padding: 28px clamp(18px, 4vw, 36px); color: #263a2c; background: #faf8f2; border-radius: 16px; box-sizing: border-box; line-height: 1.7; text-align: left; font-family: system-ui, sans-serif; }
.seo-guide h2, .seo-guide h3 { color: #24452d; line-height: 1.25; margin: 1.5em 0 .7em; }
.seo-guide > h2:first-child { margin-top: 0; }
.seo-guide p { margin: .8em 0; }
.seo-guide a { color: #235f34; text-decoration: underline; }
.seo-guide li { margin: .6em 0; }
.seo-guide table { width: 100%; border-collapse: collapse; }
.seo-guide th, .seo-guide td { padding: .65em; text-align: left; border-bottom: 1px solid #ddd; }
.seo-guide details { padding: .8em 0; }
.seo-guide summary { cursor: pointer; font-weight: 600; }
.cc-main > .seo-guide { grid-column: 1 / -1; width: 100%; }