/* v13.1.0 — additive editorial layers; v13.0 home geometry remains untouched. */
.as1310-topics-index,.as1310-topic-page{padding-top:clamp(28px,5vw,72px);padding-bottom:clamp(64px,8vw,120px)}
.as1310-topics-hero,.as1310-topic-hero{max-width:960px;margin-bottom:clamp(36px,6vw,76px)}
.as1310-topics-hero h1,.as1310-topic-hero h1{max-width:14ch}
.as1310-topics-hero>p,.as1310-topic-hero>p{max-width:72ch;font-size:clamp(1.05rem,1.5vw,1.3rem);line-height:1.62}
.as1310-topics-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.as1310-topic-card{position:relative;display:flex;flex-direction:column;min-height:330px;padding:clamp(24px,3.4vw,44px);border:1px solid var(--as-line,#d9d9d5);background:var(--as-paper,#fff);color:inherit;text-decoration:none;overflow:hidden;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
.as1310-topic-card:hover,.as1310-topic-card:focus-visible{transform:translateY(-3px);border-color:var(--as-blue,#003399);box-shadow:0 18px 44px rgba(0,0,0,.07)}
.as1310-topic-number{font-size:.78rem;letter-spacing:.16em;color:var(--as-blue,#003399);font-weight:700}
.as1310-topic-card h2{font-size:clamp(1.65rem,3vw,2.6rem);line-height:1.05;margin:42px 0 18px;max-width:15ch}
.as1310-topic-card p{max-width:56ch;font-size:1rem;line-height:1.62}
.as1310-topic-count{margin-top:auto;padding-top:28px;font-size:.84rem;font-weight:700;letter-spacing:.04em}
.as1310-topic-switch{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 56px;padding-bottom:24px;border-bottom:1px solid var(--as-line,#ddd)}
.as1310-topic-switch a{display:inline-flex;min-height:44px;align-items:center;padding:9px 14px;border:1px solid var(--as-line,#ddd);border-radius:999px;text-decoration:none;color:inherit;font-size:.9rem}
.as1310-topic-switch a[aria-current="page"]{background:var(--as-blue,#003399);border-color:var(--as-blue,#003399);color:white}
.as1310-topic-section{margin:0 0 72px}.as1310-topic-section>header{display:grid;grid-template-columns:160px 1fr;align-items:end;border-top:2px solid currentColor;padding-top:16px;margin-bottom:24px}.as1310-topic-section>header h2{margin:0;font-size:clamp(1.8rem,3vw,3rem)}
.as1310-topic-items{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.as1310-topic-item{padding:24px;border-top:1px solid var(--as-line,#ddd);background:rgba(255,255,255,.45)}.as1310-topic-item h3{font-size:clamp(1.15rem,1.6vw,1.45rem);line-height:1.18;margin:12px 0}.as1310-topic-item h3 a{color:inherit;text-decoration:none}.as1310-topic-item p{font-size:.94rem;line-height:1.58}.as1310-topic-meta{margin-top:18px;font-size:.78rem;opacity:.7}.as1310-topic-note{max-width:72ch;border-top:1px solid var(--as-line,#ddd);padding-top:24px}

.as1310-bromo{margin-top:clamp(54px,8vw,110px);border-top:3px solid currentColor;padding-top:clamp(32px,5vw,64px)}
.as1310-bromo-head{max-width:900px;margin-bottom:54px}.as1310-bromo-head h2{font-size:clamp(2.2rem,5vw,4.5rem);line-height:.98;max-width:14ch;margin:14px 0 22px}.as1310-bromo-head>p{font-size:clamp(1.05rem,1.5vw,1.28rem);line-height:1.62;max-width:68ch}.as1310-method{font-size:.9rem!important;opacity:.75;border-left:3px solid var(--as-blue,#003399);padding-left:18px;margin-top:26px}
.as1310-latest{margin:0 0 64px}.as1310-section-heading{display:grid;grid-template-columns:180px 1fr;gap:24px;align-items:end;border-top:1px solid currentColor;padding-top:15px;margin-bottom:24px}.as1310-section-heading h3{margin:0;font-size:clamp(1.7rem,3vw,3rem);max-width:19ch}.as1310-latest-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.as1310-latest-card{padding:clamp(20px,2.6vw,32px);border:1px solid var(--as-line,#ddd);background:rgba(255,255,255,.55)}.as1310-latest-card time{font-size:.78rem;font-weight:700;letter-spacing:.1em}.as1310-latest-card h4{font-size:clamp(1.2rem,2vw,1.7rem);line-height:1.15;margin:20px 0 14px}.as1310-latest-card p{line-height:1.58}.as1310-latest-card a{display:inline-block;margin-top:14px;font-weight:700;text-decoration:none}
.as1310-bromo-toc{margin:0 0 70px;border-top:1px solid currentColor;padding-top:16px}.as1310-bromo-toc ol{list-style:none;padding:0;margin:22px 0 0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 28px}.as1310-bromo-toc li{border-top:1px solid var(--as-line,#ddd)}.as1310-bromo-toc a{display:grid;grid-template-columns:42px 1fr;gap:10px;padding:14px 0;color:inherit;text-decoration:none;line-height:1.3}.as1310-bromo-toc a span{color:var(--as-blue,#003399);font-size:.78rem;font-weight:800;letter-spacing:.08em}
.as1310-bromo-page{display:grid;grid-template-columns:90px minmax(0,1fr);gap:clamp(20px,4vw,58px);padding:clamp(46px,7vw,88px) 0;border-top:1px solid currentColor;scroll-margin-top:100px}.as1310-page-number{font-size:clamp(2.2rem,4vw,4rem);line-height:1;color:var(--as-blue,#003399);font-weight:300}.as1310-page-body{max-width:900px}.as1310-page-body>h3{font-size:clamp(2rem,4vw,3.8rem);line-height:1.02;margin:0 0 28px;max-width:19ch}.as1310-page-body p,.as1310-page-body li{font-size:clamp(1rem,1.2vw,1.08rem);line-height:1.72;max-width:78ch}.as1310-bromo-lead{font-weight:650;font-size:clamp(1.08rem,1.5vw,1.24rem)!important;border-left:3px solid var(--as-blue,#003399);padding-left:18px}.as1310-source-note{font-size:.88rem!important;opacity:.72}.as1310-bromo-subpage{padding:28px 0;border-top:1px solid var(--as-line,#ddd);scroll-margin-top:100px}.as1310-bromo-subpage h4{font-size:clamp(1.35rem,2vw,1.9rem);margin:0 0 18px}.as1310-source-detail{margin-top:26px;border:1px solid var(--as-line,#ddd);padding:0 20px}.as1310-source-detail summary{cursor:pointer;padding:18px 0;font-weight:700;min-height:52px}.as1310-source-copy{padding:4px 0 24px}.as1310-bromo-summary{font-size:clamp(1.1rem,1.6vw,1.3rem)!important;line-height:1.64!important;max-width:68ch!important}.as1310-subpages{margin:28px 0;padding:20px 0;border-top:1px solid var(--as-line,#ddd);border-bottom:1px solid var(--as-line,#ddd)}.as1310-subpages ul{columns:2;column-gap:32px;padding-left:20px}.as1310-table-wrap{overflow-x:auto;margin:24px 0;-webkit-overflow-scrolling:touch}.as1310-source-table{width:100%;border-collapse:collapse;min-width:640px;font-size:.9rem}.as1310-source-table th,.as1310-source-table td{text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid var(--as-line,#ddd)}.as1310-source-table th{font-weight:750}.as1310-backtop{display:inline-block;margin-top:24px;text-decoration:none;font-weight:700;font-size:.86rem}
@media(max-width:900px){.as1310-topic-items{grid-template-columns:repeat(2,minmax(0,1fr))}.as1310-topic-section>header,.as1310-section-heading{grid-template-columns:1fr;gap:8px}.as1310-bromo-page{grid-template-columns:58px minmax(0,1fr);gap:20px}}
@media(max-width:680px){.as1310-topics-grid,.as1310-latest-grid,.as1310-topic-items,.as1310-bromo-toc ol{grid-template-columns:1fr}.as1310-topic-card{min-height:270px}.as1310-topic-card h2{margin-top:30px}.as1310-topic-switch{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:thin;padding-bottom:14px}.as1310-topic-switch a{flex:0 0 auto}.as1310-bromo-page{grid-template-columns:1fr}.as1310-page-number{font-size:1rem;font-weight:800;letter-spacing:.12em}.as1310-page-body>h3{font-size:clamp(1.75rem,9vw,2.55rem)}.as1310-subpages ul{columns:1}.as1310-bromo-toc a{grid-template-columns:34px 1fr}.as1310-source-detail{padding:0 14px}}
@media(max-width:420px){.as1310-topics-index,.as1310-topic-page{padding-left:18px;padding-right:18px}.as1310-topic-card{padding:22px}.as1310-latest-card{padding:20px}.as1310-bromo-page{padding:42px 0}.as1310-page-body p,.as1310-page-body li{font-size:1rem;line-height:1.68}}