.bsd-page{--paper:#fff;--ink:#1a1a1a;--ink-soft:#3b3b3b;--soft:#5f5f5f;--muted:#8b8b8b;--line:#e9e7e2;--line-strong:#dad7cf;--navy:#1c355e;--navy-deep:#12294a;--gold:#b8963e;background:var(--paper);color:var(--ink);min-height:100vh;font-family:Noto Serif SC,Source Han Serif SC,Songti SC,serif}.bsd-page a{color:inherit;text-decoration:none}.bsd-page ::selection{background:var(--navy);color:#fff}.bsd-masthead{text-align:center;border-bottom:1px solid var(--line);max-width:62rem;margin:0 auto;padding:4.5rem 1.5rem 2.75rem}.bsd-kicker{letter-spacing:.36em;color:var(--navy);margin:0 0 1.5rem;font-size:.72rem}.bsd-kicker a{border-bottom:1px solid #0000}.bsd-kicker a:hover{border-bottom-color:var(--navy)}.bsd-title{letter-spacing:.06em;margin:0;font-size:clamp(2.1rem,5.4vw,3.4rem);font-weight:700;line-height:1.22}.bsd-subtitle{letter-spacing:.14em;color:var(--soft);margin:.85rem 0 0;font-size:clamp(.95rem,1.8vw,1.12rem);line-height:1.7}.bsd-title-rule{border-top:2px solid var(--navy);border-bottom:1px solid var(--gold);width:3.5rem;height:0;margin:1.4rem auto 1.2rem;padding-top:3px}.bsd-en{letter-spacing:.24em;text-transform:uppercase;color:var(--gold);margin:0 0 .65rem;font-family:Georgia,Times New Roman,serif;font-size:.82rem}.bsd-meta{letter-spacing:.14em;color:var(--muted);margin:0;font-size:.82rem}.bsd-lede{max-width:44rem;margin:0 auto;padding:2.75rem 1.5rem 0}.bsd-lede p{color:var(--ink-soft);text-align:justify;margin:0 0 1.15rem;font-size:1.02rem;line-height:2.1}.bsd-lede p:first-child:first-letter{color:var(--navy)}.bsd-route{border-top:1px solid var(--line);border-bottom:1px solid var(--line);letter-spacing:.12em;max-width:62rem;color:var(--soft);flex-wrap:wrap;justify-content:center;align-items:baseline;gap:.55rem .75rem;margin:2.5rem auto 0;padding:1.05rem 1.5rem;font-size:.8rem;display:flex}.bsd-route-label{color:var(--navy);letter-spacing:.24em;font-size:.72rem}.bsd-route-sep{color:var(--gold)}.bsd-shell{max-width:62rem;margin:0 auto;padding:0 1.5rem 4.5rem}.bsd-toc-head{align-items:baseline;gap:.9rem;margin:3.25rem 0 .5rem;display:flex}.bsd-toc-head h2{letter-spacing:.14em;margin:0;padding-left:.9rem;font-size:1.32rem;font-weight:700;position:relative}.bsd-toc-head h2:before{content:"";background:var(--navy);width:3px;position:absolute;top:.32em;bottom:.32em;left:0}.bsd-toc-head span{letter-spacing:.22em;text-transform:uppercase;color:var(--muted);font-family:Georgia,Times New Roman,serif;font-size:.72rem}.bsd-toc{border-top:2px solid var(--ink);margin:0;padding:0;list-style:none}.bsd-item{border-bottom:1px solid var(--line)}.bsd-item>a,.bsd-item>div{grid-template-columns:4.75rem 1fr;gap:0 1.35rem;padding:1.5rem .35rem;transition:background-color .18s;display:grid}.bsd-item>a:hover{background:#fbfbf9}.bsd-item>div{opacity:.55}.bsd-no{color:var(--navy);letter-spacing:.08em;text-align:right;padding-top:.1rem;font-size:1.5rem;line-height:1.15}.bsd-item>a:hover .bsd-no{color:var(--gold)}.bsd-item-body{min-width:0}.bsd-item-title{letter-spacing:.03em;font-size:1.2rem;font-weight:700;line-height:1.5;display:block}.bsd-item>a:hover .bsd-item-title{color:var(--navy)}.bsd-item-lede{color:var(--soft);margin-top:.5rem;font-size:.92rem;line-height:1.9;display:block}.bsd-item-foot{letter-spacing:.1em;color:var(--muted);flex-wrap:wrap;align-items:baseline;gap:.5rem .75rem;margin-top:.7rem;font-size:.74rem;display:flex}.bsd-place{color:var(--navy);border-bottom:1px solid var(--gold);padding-bottom:1px}.bsd-pending{color:var(--muted)}.bsd-colophon{border-top:1px solid var(--line-strong);color:var(--soft);margin-top:3.25rem;padding:1.75rem 0 0;font-size:.84rem;line-height:2}.bsd-colophon p{margin:0 0 .6rem}.bsd-colophon a{color:var(--navy);border-bottom:1px solid var(--line-strong)}.bsd-colophon a:hover{border-bottom-color:var(--navy)}@media (max-width:640px){.bsd-masthead{padding:3rem 1.15rem 2rem}.bsd-item>a,.bsd-item>div{grid-template-columns:3.1rem 1fr;gap:0 .9rem;padding:1.25rem .15rem}.bsd-no{font-size:1.15rem}.bsd-item-title{font-size:1.06rem}}