.art-hd{max-width:1200px;padding-top:24px}.art-cat{color:#fff;background:var(--red);border-radius:999px;margin-bottom:14px;padding:3px 12px;font-size:12px;font-weight:700;text-decoration:none;display:inline-block}.art-title{text-wrap:balance;max-width:900px;margin:0 0 14px;font-size:clamp(26px,3.4vw,38px);font-weight:700;line-height:1.45}.art-tags{flex-wrap:wrap;gap:8px;margin-bottom:18px;display:flex}.art-tags span{color:var(--sub);border:1px solid var(--line);background:#fff;border-radius:999px;padding:2px 10px;font-size:12px}.art-author{align-items:center;gap:12px;margin-bottom:28px;display:flex}.art-author img{border-radius:50%}.art-author-name{margin:0;font-size:14px;font-weight:700}.art-author-name span{color:var(--sub);margin-left:10px;font-size:13px;font-weight:400}.art-author-date{color:var(--sub);margin:0;font-size:12px}.art-hero{margin-bottom:40px}.art-grid{grid-template-columns:minmax(0,1fr) 300px;align-items:start;gap:56px;padding-bottom:40px;display:grid}.art-main{min-width:0;max-width:760px}.art-side-in{gap:20px;display:grid;position:sticky;top:96px}.art-toc{border:1px solid var(--line);background:#fff;border-radius:10px;max-height:52vh;padding:18px 18px 12px;font-size:13px;overflow:auto}.art-toc p,.art-pick .h,.art-side-cta .h{margin:0 0 8px;font-size:14px;font-weight:700}.art-toc ol,.art-toc-sp ol{margin:0;padding:0;list-style:none}.art-toc li a,.art-toc-sp li a{color:var(--sub);padding:5px 0;line-height:1.6;text-decoration:none;display:block}.art-toc li.sub a,.art-toc-sp li.sub a{padding-left:14px;font-size:12px}.art-toc li a:hover{color:var(--red)}.art-side-cta{background:var(--red);color:#fff;border-radius:10px;padding:20px}.art-side-cta p{margin:0 0 14px;font-size:13px;line-height:1.8}.art-side-cta .btn-red{color:var(--red);text-align:center;background:#fff;display:block}.art-pick{font-size:13px}.art-pick a{border-top:1px solid var(--line);padding:10px 0;line-height:1.6;text-decoration:none;display:block}.art-toc-sp{border:1px solid var(--line);background:#fff;border-radius:10px;margin-bottom:24px;padding:14px 18px;font-size:14px;display:none}.art-toc-sp summary{cursor:pointer;font-weight:700}.art-points{border:1px solid var(--line);border-top:3px solid var(--red);background:#fff;border-radius:10px;margin-bottom:32px;padding:20px 24px}.art-points p{margin:0 0 8px;font-weight:700}.art-points ul{margin:0;padding-left:1.2em;font-size:15px;line-height:1.9}.prose{font-size:16px;line-height:2}.prose h2,.art-faq h2{border-left:4px solid var(--red);background:#fff;margin:56px 0 18px;padding:10px 0 10px 16px;scroll-margin-top:90px;font-size:clamp(21px,2.4vw,26px);line-height:1.5}.prose h3{border-bottom:1px solid var(--line);margin:32px 0 10px;padding-bottom:6px;scroll-margin-top:90px;font-size:18px;line-height:1.5}.prose p{margin:0 0 18px}.prose ul,.prose ol{margin:0 0 18px;padding-left:1.4em}.prose li{margin:4px 0}.prose a{color:var(--red)}.prose table{border-collapse:collapse;width:100%;margin:8px 0 24px;font-size:14px;display:block;overflow-x:auto}.prose th,.prose td{border:1px solid var(--line);text-align:left;vertical-align:top;padding:10px 12px;line-height:1.7}.prose th{white-space:nowrap;background:#f3ede2;font-weight:700}.prose blockquote{border:1px solid var(--line);color:var(--sub);background:#fff;border-radius:8px;margin:0 0 18px;padding:12px 16px}.art-sv{border:1px solid var(--line);background:#fff;border-radius:12px;margin-top:48px;padding:24px}.art-sv-label{color:var(--red);letter-spacing:.08em;margin:0 0 14px;font-size:12px;font-weight:700}.art-sv-body{grid-template-columns:72px 1fr;align-items:start;gap:18px;display:grid}.art-sv-photo{object-fit:cover;border-radius:50%;width:72px;height:72px}.art-sv-name{margin:0;font-size:17px;font-weight:700}.art-sv-name a{text-decoration:none}.art-sv-role{color:var(--sub);margin:2px 0 8px;font-size:13px}.art-sv-bio{color:var(--sub);margin:0;font-size:14px;line-height:1.9}.art-sv-more{color:var(--red);margin-top:10px;font-size:13px;font-weight:700;text-decoration:none;display:inline-block}.art-cta .wrap{border:1px solid var(--line);background:#fff;border-radius:14px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:24px;padding:40px;display:flex}.art-cta .h2{text-align:left}.art-cta .btns{flex-wrap:wrap;gap:10px;display:flex}.art-sticky{display:none}@media (width<=960px){.art-grid{grid-template-columns:minmax(0,1fr);gap:0}.art-side{display:none}.art-toc-sp{display:block}.art-cta .wrap{padding:24px}.art-sticky{left:16px;right:96px;bottom:calc(14px + env(safe-area-inset-bottom,0px));background:var(--red);color:#fff;text-align:center;z-index:20;border-radius:999px;padding:13px;font-weight:700;text-decoration:none;display:block;position:fixed;box-shadow:0 6px 18px #0000002e}}