.article{line-height:1.8;font-size:16px;color:#333;word-break:break-word}
.article h1{font-size:26px!important;font-weight:700;margin:24px 0 16px;color:#222}
.article h2{font-size:22px!important;font-weight:700;margin:22px 0 14px;color:#1677ff;border-left:4px solid #1677ff;padding-left:12px}
.article h3{font-size:19px!important;font-weight:700;margin:20px 0 12px;color:#333}
.article h4{font-size:17px!important;font-weight:700;margin:18px 0 10px}
.article p{font-size:16px!important;margin:12px 0;color:#444}
.article img{max-width:100%!important;height:auto!important;display:block;margin:20px auto;border-radius:6px;box-shadow:0 2px 10px rgba(0,0,0,.08)}
.article table{width:100%!important;border-collapse:collapse;margin:20px auto;background:#fff;box-shadow:0 1px 4px rgba(0,0,0,.05)}
.article td,.article th{border:1px solid #eee!important;padding:12px 15px!important;text-align:center!important;font-size:15px}
.article th{background:#f7f8fa!important;font-weight:700;color:#333}
.article tr:hover{background:#fafafa}
.article blockquote{background:#f9f9f9;border-left:4px solid #1677ff;padding:15px 20px;margin:20px 0;border-radius:4px;color:#666}
.article code:not([class]){background:#f5f5f5;color:#c50f1f;padding:2px 6px;border-radius:3px;font-family:monospace}
.article pre{background:#1e1e2e!important;color:#d9d9d9!important;padding:20px!important;border-radius:8px!important;overflow-x:auto!important;margin:20px 0!important;font-family:Consolas,Monaco,monospace!important;font-size:14px!important;line-height:1.6!important;position:relative}
.article pre code{color:inherit!important;background:0 0!important;padding:0!important;border:none!important}
.article pre .copy-btn{position:absolute;top:10px;right:10px;background:rgba(255,255,255,.15);color:#fff;padding:4px 10px;border-radius:4px;font-size:12px;cursor:pointer;font-family:monospace}
.article pre .copy-btn:hover{background:rgba(255,255,255,.3)}
.article pre .lang-label{position:absolute;right:10px;bottom:8px;font-size:12px;color:rgba(255,255,255,.4);user-select:none}
.article pre.language-javascript{border-left:4px solid #f7df1e!important}
.article pre.language-python{border-left:4px solid #3776ab!important}
.article pre.language-html{border-left:4px solid #e34c26!important}
.article pre.language-css{border-left:4px solid #264de4!important}
.article pre.language-java{border-left:4px solid #007396!important}
.article pre.language-php{border-left:4px solid #777bb4!important}
.article pre.language-sql{border-left:4px solid #00758f!important}
.article pre.language-go{border-left:4px solid #00add8!important}