.previewbar{background:#172640;color:#fff;padding:10px 16px;text-align:center;font-size:13px}.articlegrid>div{min-width:0}.prose{overflow-wrap:anywhere}.arthead{max-width:950px}.arthead h1{text-wrap:balance}.title-sub{display:block;font-size:.8em;margin-top:.3em}.prose p{line-height:2}.prose h2{scroll-margin-top:28px}.prose .table-frame table{min-width:0!important;table-layout:fixed}.prose .table-frame th:first-child{width:28%}.prose .action-box{padding:22px;background:#f3f6fa;border:1px solid #d3dce6;border-top:3px solid #ef7b28;border-radius:12px;margin:32px 0}.prose .action-box p{margin:0}.prose .c-balloon{margin:32px 0}.prose .c-balloon__body{position:relative;min-width:0}.prose .c-balloon__body:before{content:'';position:absolute;left:-10px;top:22px;border-top:9px solid transparent;border-bottom:9px solid transparent;border-right:11px solid #fff0e3}.prose .c-balloon__body p{margin:0}.prose .inline-article-card{margin-bottom:32px}.toc a{line-height:1.8}.mobiletoc{margin:30px 0}.article-author{font-size:14px;color:#607086;margin-top:8px}.sitefooter{margin-top:40px}@media(max-width:600px){.articlewrap{padding-inline:20px}.arthead h1{font-size:27px;line-height:1.55}.prose .table-frame td,.prose .table-frame th{padding:12px 10px;font-size:14px}.prose .action-box{padding:18px}.prose .c-balloon__icon{flex-basis:46px;width:46px}.prose .c-balloon__icon img{width:46px;height:46px}.prose .c-balloon__body{padding:16px}.meta{flex-wrap:wrap}}.article-cover{display:block;width:100%;height:auto;margin:0 0 24px;border-radius:12px}.articlegrid .author-compact{display:flex!important;align-items:center;gap:14px;padding:18px;border:1px solid #dbe2ea;border-top:3px solid #f58228;border-radius:12px;background:#f3f6fa;margin:0 0 32px}.author-compact img{width:56px;height:56px;border-radius:50%;flex:none}.author-compact p{margin:0;line-height:1.7;font-size:13px;color:#56677b}.author-compact strong{display:block;font-size:17px;color:#172640}.prose .table-1 th:first-child{width:36%}.prose .table-2 th:first-child{width:69%}.prose .table-2 td:last-child{font-weight:700;white-space:nowrap}.prose figure{margin:32px 0}.prose figure img{display:block;width:100%;height:auto}.prose figcaption{font-size:13px;line-height:1.7;color:#586a80;margin-top:10px}.calculation-details{border:1px solid #d9dfe7;border-radius:10px;background:#f3f6fa;padding:16px 20px;margin:24px 0}.calculation-details summary{cursor:pointer;font-weight:700}.prose .calculation-details p{font-size:14px}.prose .origin-note{border-top:1px solid #d9dfe7;padding-top:20px;font-size:13px;color:#586a80}.prose .action-box ol{margin:0;padding-left:1.3em}.prose .action-box li{margin:12px 0}.meta img{border-radius:50%}.article-author{margin-bottom:0}@media(max-width:600px){.arthead h1{font-size:25px;text-wrap:wrap}.prose .table-1 td,.prose .table-1 th{font-size:12px;padding:10px 7px}.prose .table-2 td,.prose .table-2 th{font-size:13px;padding:10px 8px}.prose .table-2 th:first-child{width:64%}.calculation-details{padding:14px}.author-compact{padding:14px}}.prose .balloon-portrait{display:block;width:100%;aspect-ratio:1;overflow:hidden;border-radius:50%;background:#fff0e3}.prose .balloon-portrait img{display:block;width:100%;height:100%;max-width:none;border-radius:0;transform:scale(1.85);transform-origin:50% 8%}