.art{max-width:var(--article);margin:0 auto;padding:8px 0 40px}.art-head{padding:20px 0 24px}.art-cat{display:inline-block;font-size:12px;font-weight:700;color:var(--signal);text-decoration:none;margin-bottom:10px}.art-head h1{font-family:Zen Kaku Gothic New,sans-serif;font-size:34px;font-weight:900;line-height:1.42;letter-spacing:-.01em}.art-meta{display:flex;flex-wrap:wrap;gap:6px 16px;margin-top:16px;font-size:12.5px;color:var(--ink-60)}.art-cover{width:100%;border-radius:10px;margin-bottom:32px;display:block}.tldr{background:var(--signal-8);border:1px solid #E3D0FB;border-radius:10px;padding:20px 22px;margin-bottom:28px}.tldr h2{font-family:Zen Kaku Gothic New,sans-serif;font-size:14px;font-weight:700;color:var(--signal);margin-bottom:8px}.tldr p{font-size:15.5px;line-height:1.9;white-space:pre-line}.toc{border:1px solid var(--mist);border-radius:10px;padding:20px 22px;margin-bottom:36px;background:var(--shell)}.toc h2{font-family:Zen Kaku Gothic New,sans-serif;font-size:14px;font-weight:700;margin-bottom:10px}.toc ol{list-style:none;font-size:14px}.toc li{margin:5px 0}.toc li.lv3{padding-left:1.2em;font-size:13.5px}.toc li.lv4{padding-left:2.4em;font-size:13px}.toc a{color:var(--ink);text-decoration:none}.toc a:hover{color:var(--signal);text-decoration:underline}.art-body{font-size:16.5px;line-height:2.05}.art-body>*+*{margin-top:1.5em}.art-body h2{font-family:Zen Kaku Gothic New,sans-serif;font-size:25px;font-weight:900;line-height:1.5;margin-top:2.4em;padding-left:14px;border-left:5px solid var(--signal);scroll-margin-top:88px}.art-body h3{font-family:Zen Kaku Gothic New,sans-serif;font-size:20px;font-weight:700;margin-top:2em;padding-bottom:8px;border-bottom:2px solid var(--mist);scroll-margin-top:88px}.art-body h4{font-size:17px;font-weight:700;margin-top:1.7em;padding-left:13px;position:relative;scroll-margin-top:88px}.art-body h4:before{content:"";position:absolute;left:0;top:.55em;width:6px;height:6px;border-radius:2px;background:var(--signal)}.art-body ul,.art-body ol{padding-left:1.6em}.art-body li{margin:.45em 0}.art-body blockquote{border-left:3px solid var(--ink-30);padding:2px 0 2px 18px;color:var(--ink-60)}.art-body code{background:var(--mist);padding:2px 6px;border-radius:4px;font-size:.9em}.art-body pre{background:var(--ink);color:#fff;padding:16px 18px;border-radius:8px;overflow-x:auto;font-size:14px;line-height:1.7}.art-body pre code{background:transparent;color:inherit;padding:0}.art-body img{border-radius:8px;display:block}.art-body hr{border:0;border-top:1px solid var(--mist);margin:2.6em 0}.art-body a{color:var(--signal)}.art-body table{border-collapse:collapse;width:100%;font-size:14.5px;display:block;overflow-x:auto}.art-body th,.art-body td{border:1px solid var(--mist);padding:10px 12px;text-align:left;vertical-align:top}.art-body th{background:var(--shell);font-weight:700;white-space:nowrap}.art-body mark{padding:1px 3px;border-radius:2px}.faq{margin-top:56px;padding-top:32px;border-top:1px solid var(--mist)}.faq h2{font-family:Zen Kaku Gothic New,sans-serif;font-size:22px;font-weight:900;margin-bottom:20px}.faq dt{font-weight:700;margin-top:20px;padding-left:1.4em;text-indent:-1.4em}.faq dt:before{content:"Q. ";color:var(--signal)}.faq dd{margin-top:6px;color:var(--ink-60);padding-left:1.4em;text-indent:-1.4em}.faq dd:before{content:"A. ";color:var(--ink-30);font-weight:700}.art-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:40px}.art-tags a{padding:5px 12px;border:1px solid var(--ink-30);border-radius:99px;font-size:12.5px;color:var(--ink-60);text-decoration:none}.art-tags a:hover{border-color:var(--signal);color:var(--signal)}.art-author{margin-top:44px;padding:22px;border-radius:12px;border:1px solid var(--mist);display:flex;gap:18px;align-items:flex-start}.au-icon{width:72px;height:72px;border-radius:50%;object-fit:cover;flex:0 0 auto}.au-empty{display:flex;align-items:center;justify-content:center;background:var(--shell);font-family:Zen Kaku Gothic New,sans-serif;font-size:28px;font-weight:900;color:var(--ink-60)}.au-label{font-size:11.5px;color:var(--ink-60)}.au-name{font-family:Zen Kaku Gothic New,sans-serif;font-size:17px;font-weight:900;margin:2px 0 8px}.au-bio{font-size:13.5px;color:var(--ink-60);line-height:1.9;margin:0}@media(max-width:560px){.art-author{flex-direction:column;gap:12px}}.art-cta{margin-top:48px;padding:28px;border-radius:12px;background:var(--shell);border:1px solid var(--mist)}.art-cta-lead{font-family:Zen Kaku Gothic New,sans-serif;font-size:19px;font-weight:900;margin-bottom:8px}.art-cta p{font-size:14px;color:var(--ink-60);margin-bottom:16px}.art-cta-btns{display:flex;gap:18px;align-items:center;flex-wrap:wrap}.art-cta-sub{font-size:13.5px;font-weight:700;color:var(--signal);text-decoration:none}.art-cta-sub:hover{text-decoration:underline}.related{padding:48px 0 24px;border-top:1px solid var(--mist)}.related h2{font-family:Zen Kaku Gothic New,sans-serif;font-size:22px;font-weight:900;margin-bottom:24px}@media(max-width:720px){.art-head h1{font-size:26px}.art-body{font-size:16px}.art-body h2{font-size:21px}.art-body h3{font-size:18px}}