*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:Georgia,"Songti SC","SimSun",serif;background:#faf9f7;color:#2c2c2c;line-height:1.85;font-size:17px}
a{color:#2d6a4f;text-decoration:none;border-bottom:1px solid transparent}
a:hover{color:#1b4332;border-bottom-color:#2d6a4f}
.bk-wrap{max-width:1040px;margin:0 auto;padding:0 24px}
.bk-site-header{padding:48px 0 32px;text-align:center;border-bottom:1px solid #e8e4df}
.bk-site-name{font-family:"PingFang SC","Microsoft YaHei",sans-serif;font-size:1.75rem;font-weight:700;color:#1b4332;letter-spacing:.04em;display:block;margin-bottom:8px}
.bk-site-name:hover{border-bottom:none;opacity:.8}
.bk-site-desc{font-family:"PingFang SC",sans-serif;font-size:14px;color:#8a8178;letter-spacing:.08em}
.bk-page{padding:40px 0 56px}
.bk-hero{text-align:center;margin-bottom:48px;max-width:640px;margin-left:auto;margin-right:auto}
.bk-hero h1{font-family:"PingFang SC",sans-serif;font-size:1.5rem;font-weight:600;color:#1b4332;margin-bottom:16px;line-height:1.4}
.bk-lead{font-size:16px;color:#5c534a;line-height:1.8}
.bk-columns{display:grid;grid-template-columns:1fr 280px;gap:48px;align-items:start}
.bk-content{min-width:0}
.bk-section-label{font-family:"PingFang SC",sans-serif;font-size:12px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:#8a8178;margin-bottom:24px}
.bk-post-card{margin-bottom:32px;padding-bottom:32px;border-bottom:1px solid #e8e4df}
.bk-post-card:last-of-type{border-bottom:none}
.bk-post-link{display:block;color:inherit}
.bk-post-link:hover{border-bottom:none;text-decoration:none}
.bk-post-link:hover .bk-post-title{color:#2d6a4f}
.bk-post-date{font-family:"PingFang SC",sans-serif;font-size:12px;color:#a39e94;letter-spacing:.1em}
.bk-post-title{font-family:"PingFang SC",sans-serif;font-size:1.35rem;font-weight:600;color:#2c2c2c;margin:8px 0 12px;line-height:1.4}
.bk-post-excerpt{font-size:15px;color:#6b635a;line-height:1.75;margin-bottom:12px}
.bk-read-more{font-family:"PingFang SC",sans-serif;font-size:13px;color:#2d6a4f;font-weight:600;letter-spacing:.05em}
.bk-post{background:#fff;border:1px solid #e8e4df;border-radius:2px;padding:40px 44px;box-shadow:0 1px 3px rgba(0,0,0,.04)}
.bk-post-header{margin-bottom:32px;padding-bottom:24px;border-bottom:1px solid #e8e4df}
.bk-post-meta{font-family:"PingFang SC",sans-serif;font-size:13px;color:#a39e94;margin-bottom:12px;display:flex;gap:16px;flex-wrap:wrap}
.bk-cat{color:#2d6a4f;font-weight:600}
.bk-post-h1{font-family:"PingFang SC",sans-serif;font-size:2rem;font-weight:700;color:#1b4332;line-height:1.35;margin-bottom:8px}
.bk-post-sub{font-family:"PingFang SC",sans-serif;font-size:15px;color:#8a8178}
.bk-post-body h2{font-family:"PingFang SC",sans-serif;font-size:1.15rem;font-weight:600;color:#1b4332;margin:32px 0 14px}
.bk-post-body p{margin-bottom:1em;color:#3d3d3d}
.bk-first-p{font-size:18px;color:#2c2c2c}
.bk-callout{background:#f5f3ef;border:1px solid #e8e4df;padding:16px 20px;margin:24px 0;border-radius:2px}
.bk-callout dl{display:grid;grid-template-columns:1fr 1fr;gap:8px 20px;font-family:"PingFang SC",sans-serif;font-size:14px}
.bk-callout dt{color:#a39e94;font-weight:600}
.bk-callout dd{color:#3d3d3d}
.bk-rich{line-height:1.85}
.bk-rich p{margin-bottom:.75em}
.bk-inline-tags{display:flex;flex-wrap:wrap;gap:10px;font-family:"PingFang SC",sans-serif}
.bk-inline-tags a{padding:4px 12px;background:#edf5f0;border-radius:20px;font-size:14px;color:#2d6a4f;border-bottom:none}
.bk-inline-tags a:hover{background:#d8f3dc}
.bk-related{list-style:none;font-family:"PingFang SC",sans-serif}
.bk-related li{padding:8px 0;border-bottom:1px dotted #e8e4df;font-size:15px}
.bk-char-banner{font-size:5rem;text-align:center;color:#2d6a4f;font-weight:700;line-height:1;padding:24px 0;margin:16px 0;border-top:1px solid #e8e4df;border-bottom:1px solid #e8e4df}
.bk-note{font-size:14px;color:#a39e94;font-style:italic}
.bk-zuci-list{list-style:none;font-family:"PingFang SC",sans-serif}
.bk-zuci-list li{border-bottom:1px solid #f0ebe4}
.bk-zuci-list a{display:flex;justify-content:space-between;align-items:baseline;padding:12px 0;border-bottom:none}
.bk-zuci-list a:hover .bk-zt{color:#2d6a4f}
.bk-zt{font-size:16px;font-weight:500;color:#2c2c2c}
.bk-zp{font-size:13px;color:#a39e94}
.bk-post-footer{margin-top:36px;padding-top:20px;border-top:1px solid #e8e4df;font-family:"PingFang SC",sans-serif;font-size:13px;color:#a39e94}
.bk-sidebar{display:flex;flex-direction:column;gap:28px;position:sticky;top:24px}
.bk-search{display:flex;border:1px solid #d4cfc7;border-radius:2px;overflow:hidden;font-family:"PingFang SC",sans-serif}
.bk-search input{flex:1;border:none;padding:10px 12px;font-size:14px;background:#fff;outline:none}
.bk-search-go{border:none;background:#2d6a4f;color:#fff;padding:10px 16px;cursor:pointer;font-size:13px;font-weight:600;letter-spacing:.05em}
.bk-search-go:hover{background:#1b4332}
.bk-widget{font-family:"PingFang SC",sans-serif}
.bk-widget h3{font-size:13px;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:#8a8178;margin-bottom:14px;padding-bottom:8px;border-bottom:2px solid #2d6a4f}
.bk-widget p{font-size:14px;color:#6b635a;line-height:1.75}
.bk-tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.bk-tag-cloud a{font-size:13px;padding:4px 10px;border:1px solid #d4cfc7;border-radius:2px;color:#5c534a;border-bottom:1px solid #d4cfc7}
.bk-tag-cloud a:hover{background:#edf5f0;border-color:#2d6a4f;color:#2d6a4f}
.bk-friends{margin-top:32px;padding-top:24px;border-top:1px solid #e8e4df;font-family:"PingFang SC",sans-serif;font-size:13px;display:flex;flex-wrap:wrap;gap:12px 20px}
.bk-friends a{color:#8a8178;border-bottom:1px solid #e8e4df}
.bk-site-footer{padding:32px 0;border-top:1px solid #e8e4df;text-align:center;font-family:"PingFang SC",sans-serif;font-size:12px;color:#a39e94}
.bk-site-footer a{color:#8a8178}
@media(max-width:800px){
.bk-columns{grid-template-columns:1fr;gap:32px}
.bk-sidebar{position:static}
.bk-post{padding:28px 22px}
.bk-post-h1{font-size:1.5rem}
.bk-callout dl{grid-template-columns:1fr}
.bk-char-banner{font-size:3.5rem}
}