:root{--primary-color: #2563EB;--text-color: #E2E8F0;--bg-color: #0F172A;--sidebar-bg: rgba(255, 255, 255, .02);--border-color: rgba(255, 255, 255, .1);--card-bg: rgba(255, 255, 255, .02);--hover-bg: rgba(37, 99, 235, .1);--code-bg: rgba(255, 255, 255, .05);--table-header-bg: rgba(37, 99, 235, .2);--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--font-size-base: 16px;--line-height-base: 1.8;--font-size-h1: 2.75rem;--font-size-h2: 2rem;--font-size-h3: 1.5rem;--font-size-h4: 1.25rem}body{background-color:var(--bg-color);color:var(--text-color);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:var(--line-height-base);font-size:var(--font-size-base);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;position:relative}.radial-gradient{position:fixed;width:100%;height:100%;top:0;left:0;pointer-events:none;z-index:-1}.gradient-orb-1{position:absolute;width:800px;height:800px;background:radial-gradient(circle,#2563eb26,#2563eb00 50%);top:-400px;right:-400px;transform:translate(0);opacity:.4}.gradient-orb-2{position:absolute;width:600px;height:600px;background:radial-gradient(circle,#2563eb1a,#2563eb00 50%);bottom:-300px;left:50%;transform:translate(-50%);opacity:.3}.doc-container{max-width:1400px;margin:2rem auto;padding:0 2rem;display:flex;gap:2rem;position:relative;z-index:1;background:var(--sidebar-bg);border-radius:24px;border:1px solid var(--border-color);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:var(--shadow-md)}.doc-sidebar{width:300px;flex-shrink:0;padding:2.5rem 1rem 2.5rem 2rem;position:sticky;top:2rem;height:calc(100vh - 4rem);overflow-y:auto;border:none;background:transparent;-webkit-backdrop-filter:none;backdrop-filter:none}.doc-sidebar::-webkit-scrollbar{width:4px}.doc-sidebar::-webkit-scrollbar-track{background:transparent}.doc-sidebar::-webkit-scrollbar-thumb{background-color:var(--primary-color);border-radius:2px}.doc-content{flex:1;max-width:900px;padding:3rem;background:transparent;border:none;border-left:1px solid var(--border-color);-webkit-backdrop-filter:none;backdrop-filter:none}.doc-nav{list-style:none;padding:0;margin:0}.doc-nav li{margin-bottom:.5rem}.doc-nav a{color:var(--text-color);text-decoration:none;display:block;padding:.875rem 1.25rem;border-radius:12px;transition:all .3s ease;font-weight:500;font-size:1rem;border:1px solid transparent;background:transparent;opacity:.8;letter-spacing:.01em}.doc-nav a:hover{background:var(--hover-bg);color:var(--primary-color);transform:translate(4px);border-color:#2563eb33;opacity:1}.doc-content h1{font-size:var(--font-size-h1);margin-bottom:3rem;font-weight:800;letter-spacing:-.025em;line-height:1.2;background:linear-gradient(135deg,var(--primary-color),#60A5FA);-webkit-background-clip:text;-webkit-text-fill-color:transparent;text-align:center}.doc-content h2{font-size:var(--font-size-h2);margin:3rem 0 2rem;padding-bottom:1rem;border-bottom:2px solid var(--border-color);color:var(--text-color);font-weight:700;position:relative}.doc-content h2:after{content:"";position:absolute;bottom:-2px;left:0;width:100px;height:2px;background:var(--primary-color)}.doc-content h3{font-size:var(--font-size-h3);margin:2.5rem 0 1.5rem;color:var(--text-color);font-weight:600}.doc-content h4{font-size:var(--font-size-h4);margin:2rem 0 1.25rem;color:var(--text-color);font-weight:600}.doc-content p{line-height:var(--line-height-base);margin-bottom:1.5rem;color:var(--text-color);font-size:1.0625rem;opacity:.9}.doc-content ul,.doc-content ol{padding-left:2rem;margin-bottom:1.5rem}.doc-content li{margin-bottom:1rem;line-height:var(--line-height-base);font-size:1.0625rem;opacity:.9}.doc-content code{background:var(--code-bg);padding:.2rem .4rem;border-radius:4px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.9em;color:#818cf8;border:1px solid rgba(79,70,229,.2)}.emoji{font-size:1.4em;vertical-align:middle;margin-right:.5rem}.feature-card{background:var(--card-bg);border-radius:16px;padding:2rem;margin:1.5rem 0;border:1px solid var(--border-color);transition:all .3s ease;position:relative;overflow:hidden}.feature-card:before{content:"";position:absolute;top:0;left:0;width:4px;height:100%;background:var(--primary-color);border-radius:4px 0 0 4px}.feature-card:hover{transform:translateY(-2px);border-color:var(--primary-color);box-shadow:0 8px 20px #2563eb1a}.feature-card h3{margin-top:0;color:var(--primary-color)}.feature-card p{margin-bottom:1rem;padding:.75rem;border-radius:8px;background:#2563eb0d;border:1px solid rgba(37,99,235,.1)}.feature-card p:last-child{margin-bottom:0}table{width:100%;border-collapse:separate;border-spacing:0;margin:2rem 0;border-radius:12px;overflow:hidden;border:1px solid var(--border-color)}th{background:var(--table-header-bg);color:var(--text-color);font-weight:600;padding:1rem 1.5rem;text-align:left;font-size:1.0625rem;border-bottom:2px solid var(--border-color)}td{padding:1rem 1.5rem;border-bottom:1px solid var(--border-color);font-size:1rem;line-height:1.6}tr:last-child td{border-bottom:none}tr:hover td{background:#4f46e50d}.site-footer{margin-top:6rem;background:transparent;position:relative;z-index:1}.footer-content{max-width:1200px;margin:0 auto;padding:30px 20px}.footer-bottom{text-align:center}.footer-divider{height:1px;background:#ffffff1a;margin-bottom:30px}.footer-links{margin-bottom:20px}.footer-links a{color:#a0aec0;text-decoration:none;font-size:14px;transition:color .3s ease}.footer-links span{color:#a0aec0;margin:0 10px}.footer-links a:hover{color:var(--primary-color)}.beian-info{margin:20px 0}.beian-info a{display:inline-block;color:#a0aec0;text-decoration:none;font-size:14px;margin:0 10px;transition:color .3s ease}.beian-info a:hover{color:var(--primary-color)}.copyright{color:#a0aec0;font-size:14px;margin-top:20px}.sidebar-title{font-size:1.5rem;font-weight:600;color:var(--text-color);margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:2px solid var(--border-color);position:relative}.sidebar-title:after{content:"";position:absolute;bottom:-2px;left:0;width:60px;height:2px;background:var(--primary-color)}@media (max-width: 768px){.doc-container{flex-direction:column;padding:1rem;margin:1rem;gap:0}.doc-sidebar{width:100%;height:auto;position:relative;padding:1.5rem;border-bottom:1px solid var(--border-color)}.doc-content{padding:1.5rem;border-left:none}.doc-content h1{font-size:2rem;margin-bottom:2rem}.doc-content h2{font-size:1.75rem}.doc-content h3{font-size:1.375rem}.doc-content h4{font-size:1.125rem}.feature-card{padding:1.5rem}table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}.site-footer{margin-top:4rem}.footer-content{padding:20px}}