:root{--bg: #f8fafc;--panel: #ffffff;--text: #1e293b;--muted: #64748b;--line: #e2e8f0;--primary: #2563eb;--primary-dark: #1d4ed8;--primary-light: #eff6ff;--success: #16a34a;--success-light: #f0fdf4;--warning: #d97706;--warning-light: #fffbeb;--danger: #dc2626;--danger-light: #fef2f2;--info: #2563eb;--info-light: #eff6ff;--radius-sm: 8px;--radius-md: 10px;--radius-lg: 14px;--radius-xl: 18px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .03);--shadow-md: 0 4px 12px rgba(0, 0, 0, .05);--shadow-lg: 0 12px 32px rgba(0, 0, 0, .08);--transition: .2s ease;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);min-height:100vh}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer;border:none;outline:none}input,select,textarea{font-family:inherit}.fade-enter-active,.fade-leave-active{transition:opacity .2s ease}.fade-enter-from,.fade-leave-to{opacity:0}.slide-up-enter-active,.slide-up-leave-active{transition:all .3s ease}.slide-up-enter-from,.slide-up-leave-to{opacity:0;transform:translateY(20px)}.toast-container{position:fixed;top:24px;right:24px;z-index:10000;pointer-events:none}.toast-wrapper{display:flex;flex-direction:column;gap:10px;pointer-events:auto}.seo-prerender{max-width:1200px;margin:0 auto;padding:88px 24px 60px;color:#1e293b;line-height:1.7;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Arial,sans-serif}.seo-prerender h1{font-size:28px;font-weight:800;margin:16px 0 12px;line-height:1.35;color:#0f172a}.seo-prerender h2{font-size:20px;font-weight:700;margin:28px 0 12px;line-height:1.4;color:#0f172a}.seo-prerender h3{font-size:16px;font-weight:600;margin:18px 0 8px;line-height:1.5;color:#0f172a}.seo-prerender h3 a{color:#0f172a}.seo-prerender h3 a:hover{color:#2563eb}.seo-prerender p{font-size:15px;color:#475569;margin:0 0 12px;line-height:1.8}.seo-prerender p strong{color:#1e293b;font-weight:600}.seo-prerender ul,.seo-prerender ol{margin:8px 0 12px;padding-left:22px}.seo-prerender li{font-size:14px;color:#475569;margin:4px 0;line-height:1.7}.seo-prerender li a{color:#2563eb;font-weight:500}.seo-prerender li a:hover{text-decoration:underline}.seo-prerender a{color:#2563eb}.seo-prerender a:hover{text-decoration:underline}.seo-prerender nav{font-size:13px;color:#64748b;margin:8px 0 16px}.seo-prerender nav a{color:#2563eb;text-decoration:none;font-weight:500}.seo-prerender nav a:hover{text-decoration:underline}@media (max-width:640px){.seo-prerender{padding:80px 16px 40px}.seo-prerender h1{font-size:22px}.seo-prerender h2{font-size:17px}}