[data-v-71579bc5]:root{--color-bg: #ffffff;--color-text: #374151;--color-text-strong: #111827;--color-text-muted: #6b7280;--color-border: #e5e7eb;--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--layout-max-width: 1200px;--font-family: -apple-system, BlinkMacSystemFont, Segoe UI, Microsoft YaHei, sans-serif}.tool-seo-content[data-v-71579bc5]{margin-top:48px;padding-top:32px;border-top:1px solid #e2e8f0}.tool-seo-content[data-v-71579bc5] h2{font-size:22px;font-weight:600;margin:32px 0 16px;padding-bottom:8px;border-bottom:2px solid #3b82f6;color:#1e293b}.tool-seo-content[data-v-71579bc5] h3{font-size:18px;font-weight:600;margin:24px 0 12px;color:#334155}.tool-seo-content[data-v-71579bc5] p{line-height:1.8;margin-bottom:16px;color:#475569}.tool-seo-content[data-v-71579bc5] ul,.tool-seo-content[data-v-71579bc5] ol{margin:12px 0 20px;padding-left:28px}.tool-seo-content[data-v-71579bc5] li{line-height:1.8;margin:8px 0;color:#475569}.tool-seo-content[data-v-71579bc5] code{background-color:#f1f5f9;padding:2px 6px;border-radius:6px;font-family:monospace;font-size:13px;color:#e53e3e}.tool-seo-content[data-v-71579bc5] pre{background-color:#0f172a;padding:16px;border-radius:12px;overflow-x:auto;margin:20px 0}.tool-seo-content[data-v-71579bc5] pre code{background-color:transparent;color:#e2e8f0;padding:0;font-size:13px}.tool-seo-content[data-v-71579bc5] a{color:#3b82f6;text-decoration:none}.tool-seo-content[data-v-71579bc5] a:hover{text-decoration:underline}.tool-seo-loading[data-v-71579bc5]{display:flex;align-items:center;justify-content:center;gap:12px;padding:40px;color:#94a3b8}.tool-seo-loading .loading-spinner[data-v-71579bc5]{width:20px;height:20px;border:2px solid #e2e8f0;border-top-color:#3b82f6;border-radius:50%;animation:spin-71579bc5 .8s linear infinite}.tool-seo-placeholder[data-v-71579bc5]{display:none}@keyframes spin-71579bc5{to{transform:rotate(360deg)}}