:root{font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:#4f2b1c;background:#fbf4e7}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0}a{color:inherit;text-decoration:none}.article-site-header{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:91px;padding:14px max(4vw,24px);border-bottom:1px solid #e8d4ba;background:#fbf4e7}.article-brand{display:flex;align-items:center;gap:10px;flex-shrink:0}.article-brand img{width:52px;height:52px;object-fit:contain}.article-brand strong,.article-brand small{display:block}.article-brand strong{font-size:20px}.article-brand small{margin-top:4px;color:#de5b20;font-size:11px;font-weight:700}.article-site-header nav{display:flex;align-items:center;gap:28px;color:#6e5141;font-size:14px;font-weight:650}.article-site-header nav a{padding:8px 0}.article-site-header nav .current{border-bottom:2px solid #df611b;color:#df611b}.article-login{padding:10px 18px;border-radius:8px;background:#351b10;color:#fff;font-size:14px;font-weight:700;white-space:nowrap}.article-main{width:min(1200px,calc(100% - 48px));margin:auto;padding:38px 0 110px}.back-link{color:#9b673c;font-size:13px;font-weight:800}.article-heading{max-width:870px;margin:70px auto 44px;text-align:center}.article-tag{color:#c6652a;font-size:12px;font-weight:850}.article-heading h1{margin:20px 0 22px;font-size:clamp(34px,4.8vw,62px);line-height:1.17;letter-spacing:-.045em}.article-lead{max-width:740px;margin:0 auto 25px;color:#71594a;font-size:19px;line-height:1.8}.article-byline{display:flex;align-items:center;justify-content:center;gap:10px;text-align:left}.author-avatar{display:grid;place-items:center;width:41px;height:41px;border-radius:50%;background:#f4b56a;color:#603419;font-weight:900}.article-byline strong,.article-byline small{display:block}.article-byline strong{font-size:13px}.article-byline small{margin-top:3px;color:#9c7e6a;font-size:12px}.article-hero,.article-hero-placeholder{display:block;width:100%;max-height:none;aspect-ratio:16/9;object-fit:cover;border-radius:15px}.article-hero-placeholder{display:grid;place-items:center;background:linear-gradient(135deg,#3c241b,#bd6537);color:#f9d8bb;font-weight:800}.article-layout{display:grid;grid-template-columns:195px minmax(0,740px);justify-content:center;gap:55px;margin-top:75px}.article-toc{position:sticky;top:24px;display:grid;align-content:start;gap:17px;height:max-content;padding:16px 0 16px 20px;border-left:2px solid #e1c6a8;color:#806653;font-size:13px}.article-toc strong{color:#4f2b1c;font-size:14px}.article-toc a:hover{color:#d46b2a}.article-body{min-width:0;color:#4d392d;font-size:17px;line-height:1.95;overflow-wrap:anywhere}.article-body p{margin:0 0 25px}.article-body>p:first-child{color:#4d2f22;font-size:21px;line-height:1.85}.article-body h2{margin:60px 0 18px;color:#402316;font-size:29px;line-height:1.35;scroll-margin-top:25px}.article-body h3{margin:37px 0 14px;font-size:22px}.article-body a{color:#b45c26;text-decoration:underline}.article-body img{display:block;max-width:100%;height:auto;margin:32px auto 10px;border-radius:10px}.article-body p:has(>img){margin-bottom:7px}.article-body p:has(>em:only-child){color:#937664;font-size:12px;text-align:center}.article-body blockquote{margin:40px 0;padding:17px 26px;border-left:4px solid #d87730;background:#fff0dd;color:#9b4c22;font-size:20px;font-weight:750;line-height:1.65}.article-body blockquote p{margin:0}.article-body ul,.article-body ol{padding-left:1.5em}.article-body li{margin-bottom:8px}.article-body pre{overflow:auto;padding:18px;border-radius:8px;background:#35241b;color:#f7e6d5;font-size:14px;line-height:1.6}.article-body code:not(pre code){padding:2px 5px;border-radius:4px;background:#efe1cf;font-size:.85em}.article-body table{display:block;width:100%;overflow:auto;border-collapse:collapse}.article-body th,.article-body td{padding:9px 12px;border:1px solid #e1ccb3}.related{max-width:990px;margin:85px auto 0}.related h2{margin:0 0 24px;padding-bottom:14px;border-bottom:1px solid #e0c8aa;font-size:27px}.related h2 span{margin-left:10px;color:#b89b84;font-size:13px;font-weight:600}.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.related-grid a{display:grid;gap:13px;padding:30px;border:1px solid #e9d4b9;border-radius:11px;background:#fffaf2}.related-grid span{color:#c4622c;font-size:12px;font-weight:800}.related-grid strong{font-size:21px;line-height:1.4}.related-grid small{color:#98705c}.article-footer{padding:36px;background:#351b10;color:#c6ad94;font-size:13px;text-align:center}@media(max-width:900px){.article-site-header nav{display:none}}@media(max-width:760px){.article-site-header{min-height:72px}.article-brand strong{font-size:15px}.article-brand img{width:40px;height:40px}.article-login{font-size:12px}.article-main{width:min(100% - 32px,1200px)}.article-heading{margin:44px auto 28px}.article-heading h1{font-size:34px}.article-lead{font-size:16px}.article-hero,.article-hero-placeholder{aspect-ratio:16/9}.article-layout{display:block;margin-top:40px}.article-toc{position:static;display:flex;overflow:auto;gap:15px;margin-bottom:30px;white-space:nowrap}.article-body{font-size:16px}.article-body h2{font-size:25px}.related-grid{grid-template-columns:1fr}}