/* Scoped to the 25-article library. */
.bosai-library { color: #1f2933; font-size: 17px; line-height: 2; overflow-wrap: anywhere; }
.bosai-library-intro { margin-bottom: 52px; }
.bosai-library .bosai-library-kicker { color: #b91c1c; font-size: 14px; font-weight: 700; letter-spacing: .08em; }
.bosai-library .bosai-library-lead { font-size: 20px; font-weight: 600; line-height: 1.9; }
.bosai-library .bosai-library-toc { padding: 28px 32px; border-top: 4px solid #bd211b; background: #f5f5f2; margin-bottom: 72px; }
.bosai-library .bosai-library-toc h2 { margin: 0 0 24px; font-size: 26px; border: 0; padding: 0; }
.bosai-library .bosai-library-toc-group { margin: 0 0 25px; }
.bosai-library .bosai-library-toc-group:last-child { margin-bottom: 0; }
.bosai-library .bosai-library-toc-group h3 { margin: 0 0 8px; font-size: 16px; color: #9f241e; }
.bosai-library .bosai-library-toc ol { margin: 0; padding: 0; list-style: none; counter-reset: bosai-entry; }
.bosai-library .bosai-library-toc li { margin: 0; padding: 0; line-height: 1.65; counter-increment: bosai-entry; }
.bosai-library a { color: #9f241e; text-decoration: underline; text-underline-offset: .2em; }
.bosai-library a:hover { color: #721c18; }
.bosai-library a:focus-visible { outline: 3px solid #bd211b; outline-offset: 4px; }
.bosai-library .bosai-library-article { margin: 0 0 76px; padding: 0 0 56px; border-bottom: 1px solid #d7dde2; scroll-margin-top: 130px; }
.bosai-library #article-index { scroll-margin-top: 130px; }
.bosai-library .bosai-library-number { color: #b91c1c; font-size: 13px; font-weight: 700; letter-spacing: .14em; margin: 0 0 12px; }
.bosai-library .bosai-library-article h2 { font-size: clamp(24px,3vw,32px); line-height: 1.6; margin: 0 0 30px; border: 0; padding: 0; }
.bosai-library .bosai-library-article > p { margin: 0 0 1.5em; }
.bosai-library .bosai-library-sources { margin-top: 32px; padding: 22px 24px; background: #f5f5f2; font-size: 14px; line-height: 1.8; }
.bosai-library .bosai-library-sources h3 { font-size: 15px; margin: 0 0 10px; }
.bosai-library .bosai-library-sources ul { margin: 0; padding-left: 1.3em; }
.bosai-library .bosai-library-sources li { margin-bottom: 7px; }
.bosai-library .bosai-library-back { text-align: right; font-size: 14px; margin-top: 24px; }
.bosai-library .bosai-library-end { padding: 28px; text-align: center; background: #f5f5f2; }
@media(max-width:600px) { .bosai-library { font-size: 16px; line-height: 1.95; } .bosai-library .bosai-library-lead { font-size: 18px; } .bosai-library .bosai-library-toc { padding: 22px 18px; margin-bottom: 50px; } .bosai-library .bosai-library-article { margin-bottom: 48px; padding-bottom: 38px; scroll-margin-top: 105px; } .bosai-library #article-index { scroll-margin-top: 105px; } .bosai-library .bosai-library-sources { padding: 18px; } }

/* Article library layout, version 1.1.0. */
.bosai-library-section { padding-top: 48px; }
.bosai-library .bosai-library-title { font-size: clamp(30px,4vw,46px); line-height: 1.4; margin: 0 0 28px; padding: 0; border: 0; letter-spacing: .02em; }
.bosai-library a.bosai-library-consultation-banner { display: flex; align-items: center; gap: 30px; padding: 36px 30px; background: #1d303c; border-top: 5px solid #d50000; color: #fff; text-decoration: none; border-radius: 4px; box-shadow: 0 8px 22px #1d303c16; }
.bosai-library .bosai-library-banner-art { display: block; flex: 0 0 140px; }
.bosai-library .bosai-library-banner-art svg { display: block; width: 100%; height: auto; }
.bosai-library .bosai-library-banner-content { display: block; }
.bosai-library .bosai-library-banner-kicker { display: block; color: #ffb1a7; font-size: 14px; font-weight: 700; letter-spacing: .08em; margin-bottom: 12px; }
.bosai-library .bosai-library-banner-title { display: block; font-size: clamp(23px,2.5vw,30px); font-weight: 700; line-height: 1.6; }
.bosai-library .bosai-library-banner-description { display: block; font-size: 15px; line-height: 1.8; margin: 16px 0 22px; }
.bosai-library .bosai-library-banner-button { display: inline-flex; align-items: center; gap: 18px; background: #fff; color: #b00000; font-weight: 700; padding: 12px 18px; font-size: 16px; line-height: 1.6; border-radius: 3px; }
.bosai-library a.bosai-library-consultation-banner:hover { background: #263f4e; color: #fff; }
.bosai-library a.bosai-library-consultation-banner:hover .bosai-library-banner-button { background: #fff2ef; }
@media(max-width:600px) {
 .bosai-library-section { padding-top: 32px; }
 .bosai-library a.bosai-library-consultation-banner { display: block; padding: 26px 22px; }
 .bosai-library .bosai-library-banner-art { width: 90px; margin-bottom: 20px; }
 .bosai-library .bosai-library-banner-button { font-size: 14px; gap: 12px; }
}

.bosai-library-consultation-banner > br { display: none; }

.bosai-library a.bosai-library-image-banner { display: block; width: 100%; text-decoration: none; border-radius: 4px; overflow: hidden; box-shadow: 0 8px 28px #1d303c12; }
.bosai-library .bosai-library-image-banner img { display: block; width: 100%; max-width: 100%; height: auto; margin: 0; }
.bosai-library a.bosai-library-image-banner:hover { opacity: .92; }

/* Readable article selection rows, version 1.3.1. */
.bosai-library .bosai-library-toc ol[start="7"] { counter-reset: bosai-entry 6; }
.bosai-library .bosai-library-toc ol[start="14"] { counter-reset: bosai-entry 13; }
.bosai-library .bosai-library-toc ol[start="19"] { counter-reset: bosai-entry 18; }
.bosai-library .bosai-library-toc ol[start="22"] { counter-reset: bosai-entry 21; }
.bosai-library .bosai-library-toc li:nth-child(odd) { background: #fff; }
.bosai-library .bosai-library-toc li:nth-child(even) { background: #edf1f2; }
.bosai-library .bosai-library-toc li + li { margin-top: 3px; }
.bosai-library .bosai-library-toc li a {
 display: grid; grid-template-columns: 2.2em minmax(0,1fr) 1em; align-items: baseline;
 gap: 8px; padding: 14px 16px; color: #243746; text-decoration: none;
 border-radius: 3px; font-weight: 500; transition: background-color .15s ease;
}
.bosai-library .bosai-library-toc li a::before {
 content: counter(bosai-entry, decimal-leading-zero); color: #9f241e;
 font-size: .82em; font-weight: 700; font-variant-numeric: tabular-nums;
}
.bosai-library .bosai-library-toc li a::after { content: "↓"; color: #9f241e; font-size: .9em; }
.bosai-library .bosai-library-toc li a:hover { background: #fbe9e6; color: #721c18; text-decoration: none; }
.bosai-library .bosai-library-toc li a:focus-visible { outline-offset: -3px; background: #fbe9e6; }
@media(max-width:600px) {
 .bosai-library .bosai-library-toc { padding: 22px 12px; }
 .bosai-library .bosai-library-toc li a { padding: 13px 10px; gap: 5px; font-size: 15px; }
}