:root{--td-brand-color-1: #eef4ff;--td-brand-color-3: #a3ccff;--td-brand-color-7: #0060a8;--td-warning-color-1: #ffe8d5;--td-warning-color-3: #ffb97f;--td-warning-color-5: #ff8a2a;--td-warning-color-7: #df5900;--td-warning-color-8: #bf4000;--td-error-color-1: #fbe0e0;--td-error-color-6: #e54545;--td-error-color-7: #cc3842;--td-success-color-1: #d6f4e4;--td-success-color-3: #84dfad;--td-success-color-5: #33ca76;--td-success-color-7: #09a755;--td-gray-color-4: #cac9c9;--td-brand-color: #0f95fb;--td-brand-color-hover: #6bb2ff;--td-brand-color-focus: #d1e4ff;--td-brand-color-active: #007ad3;--td-brand-color-light: #eef4ff;--td-warning-color: #ff7200;--td-error-color: #e54545;--td-success-color: #0abf5b;--td-bg-color-page: #ebeef2;--td-bg-color-container: #fff;--td-bg-color-container-disabled: #eeeceb;--td-bg-color-secondarycontainer: #f6f6f6;--td-bg-color-component: #eeeceb;--td-text-color-primary: rgba(0, 0, 0, .9);--td-text-color-secondary: rgba(0, 0, 0, .6);--td-text-color-placeholder: rgba(0, 0, 0, .4);--td-text-color-disabled: rgba(0, 0, 0, .25);--td-text-color-anti: #fff;--td-text-color-brand: #007ad3;--td-border-level-1-color: #eeeceb;--td-border-level-2-color: #dddbdb;--td-component-stroke: #eeeceb;--td-component-border: #dddbdb;--td-radius-small: 3px;--td-radius-default: 4px;--td-radius-medium: 8px;--td-radius-large: 12px;--td-radius-extraLarge: 16px;--td-radius-circle: 50%;--td-font-family: "PingFang SC", "Microsoft YaHei", Arial, sans-serif;--td-font-size-body-small: 12px;--td-font-size-body-medium: 12px;--td-font-size-title-medium: 14px;--td-line-height-title-medium: 22px;--td-font-mark-small: 600 12px / 20px var(--td-font-family);--td-font-body-small: 400 12px / 20px var(--td-font-family);--td-font-body-medium: 400 12px / 20px var(--td-font-family);--td-font-body-large: 400 14px / 22px var(--td-font-family);--td-font-title-small: 600 12px / 20px var(--td-font-family);--td-font-title-medium: 600 14px / 22px var(--td-font-family);--td-font-title-large: 600 16px / 24px var(--td-font-family);--td-font-headline-small: 600 24px / 32px var(--td-font-family);--td-font-headline-medium: 600 28px / 36px var(--td-font-family);--td-font-headline-large: 600 36px / 44px var(--td-font-family);--td-comp-size-xxs: 20px;--td-comp-size-xs: 25px;--td-comp-size-m: 30px;--td-comp-size-xl: 40px;--td-comp-size-xxxl: 56px;--td-comp-paddingLR-s: 10px;--td-comp-paddingLR-m: 12px;--td-comp-paddingLR-l: 20px;--td-comp-paddingLR-xl: 25px;--td-comp-paddingTB-xs: 5px;--td-comp-paddingTB-s: 10px;--td-comp-paddingTB-m: 12px;--td-comp-paddingTB-l: 20px;--td-comp-paddingTB-xl: 25px;--td-comp-margin-xxs: 2px;--td-comp-margin-xs: 3px;--td-comp-margin-s: 10px;--td-comp-margin-m: 12px;--td-comp-margin-l: 16px;--td-comp-margin-xl: 20px}:root{font-family:var(--td-font-family),Inter,"PingFang SC","Microsoft YaHei",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--td-text-color-primary);background:var(--td-bg-color-page);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;--page-max: 1480px;--ink-muted: var(--td-text-color-secondary);--ink-subtle: var(--td-text-color-placeholder);--line: var(--td-component-border);--line-soft: var(--td-component-stroke, var(--td-component-border));--brand: var(--td-brand-color);--brand-hover: var(--td-brand-color-hover);--brand-strong: var(--td-brand-color-active);--brand-soft: var(--td-brand-color-light);--brand-rgb: 83, 177, 253;--warning: var(--td-warning-color);--danger: var(--td-error-color);--surface: var(--td-bg-color-container);--page-bg: var(--td-bg-color-page);--site-header-height: 57px;--homestead-page-panel-padding: 12px 24px 22px;--homestead-page-panel-padding-mobile: 12px 16px 16px;--homestead-page-tabs-content-gap: 10px}*{box-sizing:border-box}html{min-width:320px;scroll-behavior:smooth;background:var(--page-bg)}body{margin:0;background:linear-gradient(180deg,#ffffff 0,var(--page-bg) 210px),var(--page-bg)}html[data-app-environment=staging] body:after{position:fixed;z-index:100000;inset:0;pointer-events:none;content:"";background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='360' height='240' viewBox='0 0 360 240'%3E%3Cg transform='rotate(-28 180 120)'%3E%3Ctext x='112' y='128' fill='%236b7280' fill-opacity='.08' font-family='sans-serif' font-size='22' font-weight='500'%3E%E6%B5%8B%E8%AF%95%E7%8E%AF%E5%A2%83%3C/text%3E%3C/g%3E%3C/svg%3E");background-size:360px 240px}a{color:inherit;text-decoration:none}.seo-fallback{min-height:100vh;color:#172033}.seo-header{display:flex;align-items:center;gap:28px;padding:18px max(20px,calc((100% - var(--page-max)) / 2));border-bottom:1px solid #dbe3ef;background:#fff}.seo-brand{flex:0 0 auto;color:#174f8f;font-size:20px;font-weight:700}.seo-header nav{display:flex;flex-wrap:wrap;gap:10px 18px}.seo-header nav a,.seo-panel a{color:#1769aa;text-decoration:underline;text-underline-offset:3px}.seo-panel{padding:24px;border:1px solid #dbe3ef;border-radius:12px;background:#fff;box-shadow:0 16px 40px #1e3e520f}.seo-panel h1{margin:0;font-size:clamp(28px,4vw,42px)}.seo-panel h2{margin:32px 0 12px}.seo-summary,.seo-panel li{line-height:1.8}.seo-summary{color:#526071;font-size:17px}.seo-table-wrap{overflow-x:auto}.seo-panel table{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums}.seo-panel th,.seo-panel td{padding:10px 12px;border:1px solid #dbe3ef;text-align:left;white-space:nowrap}.seo-panel thead{background:#f3f7fc}.seo-enhance{margin-top:28px;color:#697586}button,input{font:inherit}.app-shell{min-height:100vh}main{width:min(var(--page-max),calc(100% - 40px));margin:0 auto;padding:28px 0 56px}.page-panel{padding:22px;border:1px solid var(--line);border-radius:var(--td-radius-medium);background:#ffffffeb;box-shadow:0 16px 40px #1e3e520f}.empty-state{min-height:88px;display:grid;place-items:center;border:1px dashed #cfd7e6;border-radius:var(--td-radius-medium);color:var(--ink-muted);background:#ffffffa8}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:14px}.section-heading span{color:var(--ink-muted)}.content-block{min-width:0}.section-heading{margin-bottom:18px}.section-heading h2{margin:4px 0 0;font:var(--td-font-headline-small)}.section-heading span{font:var(--td-font-body-medium)}.section-heading.compact h2{font:var(--td-font-title-large)}.result-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:16px}.result-card{min-height:82px;padding:14px;border:1px solid var(--line);border-radius:var(--td-radius-medium);background:linear-gradient(180deg,#f7faff,#fff)}.result-card span,.result-card strong{display:block}.result-card span{color:var(--ink-muted);font:var(--td-font-body-medium)}.result-card strong{margin-top:8px;color:var(--brand-strong);font:var(--td-font-headline-small)}.result-card small{display:block;margin-top:6px;color:var(--ink-muted);font:var(--td-font-body-small);line-height:1.5}@media(max-width:680px){.seo-header{align-items:flex-start;flex-direction:column;gap:12px}.seo-panel{padding:18px}main{width:min(100% - 20px,var(--page-max));padding-top:16px}}