*{-webkit-tap-highlight-color:rgba(0, 0, 0, 0);-webkit-tap-highlight-color:transparent}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{-webkit-box-shadow:inset 0 0 6px rgba(0, 0, 0, 0.3);-webkit-border-radius:10px;border-radius:10px}::-webkit-scrollbar-thumb{-webkit-border-radius:10px;border-radius:10px;background:rgba(0, 0, 0, 0.4);-webkit-box-shadow:inset 0 0 6px rgba(0, 0, 0, 0.25)}::-webkit-scrollbar-thumb:window-inactive{background:rgba(0, 0, 0, 0.3)}body{display:block;min-height:500px;font-family:"Microsoft YaHei"}body main{min-height:100vh}.tools-section{background-color:#f9fafb}.article-content{color:#475569;font-size:1rem;line-height:1.9;overflow-wrap:anywhere}.article-content>:first-child{margin-top:0}.article-content>:last-child{margin-bottom:0}.article-content h1{margin-top:0;margin-bottom:1.5rem;color:#0f172a;font-size:2rem;font-weight:700;letter-spacing:-0.025em;line-height:1.35}.article-content h2{margin-top:2.5rem;margin-bottom:1rem;padding-left:0.875rem;border-left:4px solid #60a5fa;color:#0f172a;font-size:1.5rem;font-weight:700;line-height:1.4}.article-content h3{margin-top:1.75rem;margin-bottom:0.75rem;color:#1e293b;font-size:1.25rem;font-weight:700;line-height:1.5}.article-content h4{margin-top:1.5rem;margin-bottom:0.5rem;color:#334155;font-size:1.0625rem;font-weight:700;line-height:1.6}.article-content p{margin:1rem 0}.article-content ul,.article-content ol{margin:1.25rem 0;padding-left:1.75rem;color:#475569}.article-content ul{list-style-type:disc}.article-content ol{list-style-type:decimal}.article-content li{margin-top:0.5rem;padding-left:0.25rem;line-height:1.9}.article-content li::marker{color:#60a5fa;font-weight:700}.article-content li>ul,.article-content li>ol{margin-top:0.5rem;margin-bottom:0.5rem}.article-content a{color:#2563eb;text-decoration:underline;text-decoration-color:#93c5fd;text-underline-offset:3px;transition:color 0.2s ease, text-decoration-color 0.2s ease}.article-content a:hover{color:#1d4ed8;text-decoration-color:#2563eb}.article-content strong{color:#1e293b;font-weight:700}.article-content blockquote{margin:1.5rem 0;padding:1rem 1.25rem;border-left:4px solid #60a5fa;border-radius:0 0.75rem 0.75rem 0;background-color:#eff6ff;color:#334155}.article-content blockquote p:first-child{margin-top:0}.article-content blockquote p:last-child{margin-bottom:0}.article-content code{padding:0.15rem 0.4rem;border-radius:0.375rem;background-color:#eff6ff;color:#1e40af;font-size:0.9em}.article-content pre{margin:1.5rem 0;overflow-x:auto;padding:1rem 1.25rem;border-radius:0.75rem;background-color:#0f172a;color:#e2e8f0;font-size:0.875rem;line-height:1.75}.article-content pre code{padding:0;background-color:transparent;color:inherit;font-size:inherit}.article-content hr{margin:2rem 0;border:0;border-top:1px solid #e2e8f0}.article-content img{display:block;max-width:100%;height:auto;margin:1.5rem auto;border-radius:0.75rem;box-shadow:0 10px 25px rgba(15, 23, 42, 0.08)}.article-content figure{margin:1.5rem 0}.article-content figcaption{margin-top:0.75rem;color:#64748b;font-size:0.875rem;line-height:1.6;text-align:center}.article-content table{width:100%;margin:1.5rem 0;border-collapse:collapse;font-size:0.9375rem}.article-content th,.article-content td{padding:0.75rem 1rem;border:1px solid #e2e8f0;text-align:left;vertical-align:top}.article-content th{background-color:#eff6ff;color:#1e3a8a;font-weight:700}.article-content tr:nth-child(even){background-color:#f8fafc}@media (max-width:640px){.article-content{font-size:0.9375rem}.article-content h1{font-size:1.75rem}.article-content h2{margin-top:2rem;font-size:1.375rem}.article-content h3{font-size:1.125rem}.article-content ul,.article-content ol{padding-left:1.5rem}.article-content th,.article-content td{padding:0.625rem 0.75rem}}