:root{--sy-primary: #e60012;--sy-primary-dark: #c7000f;--sy-primary-light: #ff4d4f;--sy-primary-grad: linear-gradient(135deg, #ff4d4f 0%, #e60012 60%, #c7000f 100%);--sy-text-main: #1f2329;--sy-text-regular: #4e5969;--sy-text-secondary: #86909c;--sy-bg-page: #f5f6f7;--sy-bg-card: #ffffff;--sy-border: #e5e6eb;--sy-border-light: #f0f1f3;--sy-shadow-sm: 0 1px 2px rgba(31,35,41,.04), 0 1px 4px rgba(31,35,41,.04);--sy-shadow-md: 0 4px 16px rgba(31,35,41,.08);--sy-shadow-lg: 0 12px 40px rgba(31,35,41,.12);--sy-shadow-hover: 0 8px 24px rgba(230,0,18,.12);--sy-radius-sm: 8px;--sy-radius-md: 12px;--sy-radius-lg: 16px;--el-color-primary: #e60012;--el-color-primary-light-3: #f04d5a;--el-color-primary-light-5: #f58088;--el-color-primary-light-7: #f9b3b7;--el-color-primary-light-8: #fbccce;--el-color-primary-light-9: #fde5e6;--el-color-primary-dark-2: #c7000f}*{margin:0;padding:0;box-sizing:border-box}html,body,#app{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Arial,sans-serif;color:var(--sy-text-main);background:var(--sy-bg-page);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background:#d0d3d8;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#b8bcc4}::-webkit-scrollbar-track{background:transparent}a{color:inherit;text-decoration:none;transition:color .2s}.sy-container{max-width:1200px;margin:0 auto;padding:0 16px}.sy-card{background:var(--sy-bg-card);border-radius:var(--sy-radius-md);box-shadow:var(--sy-shadow-sm);border:1px solid var(--sy-border-light);transition:box-shadow .25s ease,transform .25s ease,border-color .25s ease}.sy-link{color:var(--sy-text-main);cursor:pointer;transition:color .2s}.sy-link:hover{color:var(--sy-primary)}.ellipsis-1{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.ellipsis-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}em{color:var(--sy-primary);font-style:normal}.md-body{line-height:1.75;word-break:break-word}.md-body h1,.md-body h2,.md-body h3,.md-body h4{margin:20px 0 10px;line-height:1.4;font-weight:700}.md-body h1{font-size:1.5em}.md-body h2{font-size:1.3em;padding-bottom:6px;border-bottom:1px solid var(--sy-border-light)}.md-body h3{font-size:1.15em}.md-body p{margin:10px 0}.md-body ul,.md-body ol{padding-left:24px;margin:10px 0}.md-body li{margin:4px 0}.md-body pre{background:#1e2127;color:#e6e6e6;padding:16px 20px;border-radius:10px;overflow:auto;font-size:13px;line-height:1.6;margin:12px 0}.md-body code{background:#f2f3f5;padding:2px 6px;border-radius:4px;font-size:13px;font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace}.md-body pre code{background:transparent;padding:0}.md-body blockquote{border-left:4px solid var(--sy-primary-light);padding:8px 16px;background:var(--sy-bg-page);border-radius:0 8px 8px 0;color:var(--sy-text-regular);margin:12px 0}.md-body img{max-width:100%;border-radius:8px}.md-body table{border-collapse:collapse;margin:12px 0;width:100%}.md-body th,.md-body td{border:1px solid var(--sy-border);padding:8px 14px}.md-body th{background:var(--sy-bg-page);font-weight:600}.md-body hr{border:none;border-top:1px solid var(--sy-border-light);margin:16px 0}.md-body a{color:var(--sy-primary)}.md-body a:hover{text-decoration:underline}.el-button{font-weight:500}.el-button--primary{--el-button-hover-bg-color: #ff1a2b;background-image:var(--sy-primary-grad);border:none;box-shadow:0 2px 8px #e6001240;transition:box-shadow .2s,transform .2s}.el-button--primary:hover{box-shadow:0 4px 16px #e6001259;transform:translateY(-1px)}