.chap-nav-cards{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.chap-nav-top-wrap{margin-bottom:2.5rem;padding-top:20px;padding-bottom:2rem;border-bottom:1px solid rgba(0,0,0,.18)}.chap-nav-top-row{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:.75rem}.chap-nav-contents-link{display:inline-flex;align-items:center;justify-content:center;gap:.45rem;font-family:Poppins,sans-serif;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;text-decoration:none;color:#f60;background:#ff66000f;border:1px solid rgba(255,102,0,.35);border-radius:20px;padding:.5rem 1.2rem;white-space:nowrap;transition:color .18s ease,border-color .18s ease,background .18s ease,box-shadow .18s ease}.chap-nav-contents-link:hover{background:#ff66001f;border-color:#f609;box-shadow:0 2px 12px #ff660026}.chap-nav-top-wrap .chap-nav-card{flex-direction:row;align-items:center;gap:.6rem;padding:.65rem 1rem .65rem .85rem}.chap-nav-top-wrap .chap-nav-card:hover{padding-left:1.1rem}.chap-nav-top-wrap .chap-nav-card-num{display:none}.chap-nav-top-wrap .chap-nav-card-bg-num{font-size:clamp(1.8rem,4vw,2.8rem)}.chap-nav-top-wrap .chap-nav-card-title{font-size:.82rem;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chap-nav-top-wrap .chap-nav-card--next{flex-direction:row-reverse;text-align:right}.chap-nav-top-wrap .chap-nav-card--next .chap-nav-card-dir{flex-direction:row-reverse}.chap-nav-top-wrap .chap-nav-card--next .chap-nav-card-bg-num{right:auto;left:.75rem}.chap-nav-bottom-wrap{margin-top:3rem;padding-top:2rem;border-top:1px solid rgba(0,0,0,.18)}.chap-nav-card{position:relative;display:flex;flex-direction:column;gap:.3rem;padding:1.25rem 1.25rem 1.25rem 1rem;border:1px solid rgba(0,0,0,.15);border-radius:8px;text-decoration:none;color:inherit;overflow:hidden;transition:background .2s ease,border-color .2s ease,padding-left .2s ease}.chap-nav-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:#f60;transform:scaleY(0);transform-origin:center;transition:transform .22s cubic-bezier(.34,1.56,.64,1);border-radius:0 2px 2px 0}.chap-nav-card:hover{background:#ff660009;border-color:#ff66002e;padding-left:1.4rem}.chap-nav-card:hover:before{transform:scaleY(1)}.chap-nav-card-bg-num{position:absolute;right:.75rem;top:50%;transform:translateY(-50%);font-family:Poppins,sans-serif;font-size:clamp(2.8rem,6vw,4.5rem);font-weight:900;color:transparent;-webkit-text-stroke:1px rgba(255,102,0,.07);letter-spacing:-.04em;line-height:1;pointer-events:none;user-select:none;z-index:0;transition:-webkit-text-stroke-color .2s ease}.chap-nav-card:hover .chap-nav-card-bg-num{-webkit-text-stroke-color:rgba(255,102,0,.15)}.chap-nav-card-dir{display:flex;align-items:center;gap:.35rem;font-family:Poppins,sans-serif;font-size:.65rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#0000004d;position:relative;z-index:1;transition:color .18s ease}.chap-nav-card:hover .chap-nav-card-dir{color:#f60}.chap-nav-card-num{font-family:Poppins,sans-serif;font-size:.65rem;font-weight:700;letter-spacing:.06em;color:#f60;background:#ff660014;border:1px solid rgba(255,102,0,.15);border-radius:4px;padding:.15rem .4rem;position:relative;z-index:1;align-self:flex-start}.chap-nav-card-title{font-family:Poppins,sans-serif;font-size:.92rem;font-weight:700;color:#111;line-height:1.3;position:relative;z-index:1;transition:color .18s ease}.chap-nav-card:hover .chap-nav-card-title{color:#f60}.chap-nav-bottom-wrap .chap-nav-card--next{text-align:left;align-items:flex-start}.chap-nav-card--empty{border-color:transparent;background:transparent;pointer-events:none}@media (max-width: 560px){.chap-nav-cards{grid-template-columns:1fr}.chap-nav-card--empty{display:none}}.chapter-page[data-astro-cid-i5jb2a7a]{background:#f8f4ef;min-height:100vh}.chapter-container[data-astro-cid-i5jb2a7a]{max-width:1280px;margin:0 auto;padding:0 2rem 6rem;display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:3rem}.chapter-main[data-astro-cid-i5jb2a7a]{min-width:0}@media (max-width: 1100px){.chapter-container[data-astro-cid-i5jb2a7a]{grid-template-columns:1fr;max-width:960px;gap:0}}@media (max-width: 768px){.chapter-container[data-astro-cid-i5jb2a7a]{padding:0 1.25rem 4rem}}