/* Only the koto detail article: do not change shared cards or global typography. */
.koto-guide { max-width: 820px; margin: 0 auto 2rem; color: var(--brand-ink); font-size: 1rem; line-height: 1.95; overflow-wrap: anywhere; }
.koto-guide * { box-sizing: border-box; }
.koto-guide-header, .koto-guide-section { background: #fffefa; border: 2px solid var(--brand-ink); border-radius: 22px; padding: clamp(18px, 4vw, 36px); margin: 0 0 24px; }
.koto-guide-header { box-shadow: 5px 5px 0 var(--brand-ink); }
.koto-guide h1 { font-family: var(--body-font); font-size: clamp(1.65rem, 3.5vw, 2.1rem); line-height: 1.6; margin: .5em 0 .8em; text-wrap: pretty; }
.koto-guide h2 { font-family: var(--body-font); font-size: 1.35rem; line-height: 1.65; margin: 0 0 1em; color: var(--brand-ink); }
.koto-guide h3 { font-family: var(--body-font); font-size: 1.12rem; line-height: 1.7; margin: 1.3em 0 .4em; }
.koto-guide p { margin: 0 0 1.15em; font-size: 1em; line-height: 1.95; }
.koto-guide p:last-child { margin-bottom: 0; }
.koto-guide a { color: #743254; text-decoration: underline; text-underline-offset: .2em; }
.koto-guide a:focus-visible, .koto-guide summary:focus-visible { outline: 3px solid var(--brand-ink); outline-offset: 4px; }
.koto-guide .koto-guide-eyebrow { font-size: .85rem; font-weight: 800; line-height: 1.8; margin: 0 0 .6em; }
.koto-guide .koto-guide-meta, .koto-guide .koto-guide-caption { font-size: .85rem; line-height: 1.9; color: #584352; }
.koto-guide-takeaways { border-top: 2px solid var(--brand-ink); padding-top: 1.25rem; margin-top: 1.5rem; }
.koto-guide-takeaways h2 { font-size: 1.05rem; margin-bottom: .65em; }
.koto-guide ul, .koto-guide ol { padding-left: 1.45em; margin: .7em 0 1.1em; }
.koto-guide li { margin: .55em 0; padding-left: .15em; }
.koto-guide-toc { display: flex; flex-wrap: wrap; gap: 9px; margin: 28px 0; }
.koto-guide-toc a { display: inline-flex; align-items: center; min-height: 44px; padding: .45em .8em; border: 2px solid var(--brand-ink); border-radius: 12px; background: var(--brand-yellow); color: var(--brand-ink); font-size: .9rem; font-weight: 700; }
.koto-guide-section { scroll-margin-top: 24px; }
.koto-guide-steps { list-style: decimal; }
.koto-guide-steps li { padding-left: .3em; margin: 1.5em 0; }
.koto-guide-steps li::marker { font-weight: 900; }
.koto-guide-steps h3 { margin-top: 0; }
.koto-guide-small { padding: 18px; border-left: 5px solid var(--brand-ink); background: #ffe9f3; margin-top: 1.25rem; }
.koto-guide-small h3 { margin-top: 0; }
.koto-guide .koto-guide-checklist { list-style: square; }
.koto-guide-checklist li { padding-bottom: .55em; border-bottom: 1px solid #d9c9d3; }
.koto-guide-faq { border-top: 1px solid #c7b6c0; padding: 1rem 0; }
.koto-guide-faq summary { cursor: pointer; min-height: 44px; font-weight: 800; line-height: 1.8; padding: .35em 0; }
.koto-guide-faq p { margin-top: .7em; }
.koto-guide .koto-guide-sources { list-style: none; padding: 0; }
.koto-guide-sources li { padding: 1em 0; margin: 0; border-top: 1px solid #c7b6c0; }
.koto-guide-sources p { margin: .5em 0; }
.koto-guide-sources span { font-size: .85rem; }
.koto-guide .koto-guide-related { list-style: none; padding: 0; }
.koto-guide-related a { display: block; padding: .85em; background: #fff0f6; border: 1px solid var(--brand-ink); border-radius: 12px; line-height: 1.8; }
.koto-guide .relation-card { margin: 1.25rem 0; padding: 20px; box-shadow: none; }
.koto-guide .relation-card p, .koto-guide .choku-advise-card p { font-size: 1em; }
.koto-guide .sekki-detail-name { font-size: 1.45rem; line-height: 1.6; }
.koto-guide .choku-advise-card { margin: 1em 0; }
.koto-guide .source-note { font-size: .9rem; color: #584352; }
@media (max-width: 390px) { .koto-guide-header, .koto-guide-section { padding: 17px; border-radius: 17px; } .koto-guide .relation-card { padding: 14px; } }
@media print { .koto-guide-toc { display: none; } .koto-guide-header, .koto-guide-section { box-shadow: none; } .koto-guide h2, .koto-guide h3 { break-after: avoid; } }