:root{--text-h1:36px;--text-h2:26px;--text-h3:20px;--text-h4:18px;--text-body:17px;--text-body-mobile:16px;--text-lead:19px;--text-label:14px;--text-meta:13px;--text-caption:12px;--leading-tight:1.3;--leading-snug:1.5;--leading-normal:1.7;--leading-relaxed:1.85;--weight-regular:400;--weight-medium:500;--weight-semibold:600;--weight-bold:700;--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
    "Helvetica Neue", Helvetica, Arial, sans-serif;--font-mono:"SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;--bg-page:#ffffff;--bg-subtle:#f9fafb;--bg-card:#ffffff;--bg-elevated:#f3f4f6;--bg-hover:#f3f4f6;--text-primary:#111827;--text-body:#374151;--text-muted:#6b7280;--text-faint:#9ca3af;--accent:#2563eb;--accent-hover:#1d4ed8;--accent-subtle:#eff6ff;--border-subtle:#f3f4f6;--border-default:#e5e7eb;--border-strong:#d1d5db;--status-operational:#10b981;--status-stable:#06b6d4;--status-partial:#f59e0b;--status-unavailable:#ef4444;--status-untested:#9ca3af;--status-vendor:#8b5cf6;--status-measured:#3b82f6;--status-operational-bg:#ecfdf5;--status-partial-bg:#fffbeb;--status-unavailable-bg:#fef2f2;--status-vendor-bg:#f5f3ff;--status-measured-bg:#eff6ff;--status-untested-bg:#f9fafb}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font-sans);font-size:var(--text-body);line-height:var(--leading-normal);color:var(--text-body);background-color:var(--bg-page);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media(max-width:640px){:root{--text-h1:28px;--text-h2:22px;--text-h3:18px;--text-body:16px}body{font-size:var(--text-body-mobile)}}a{color:var(--accent);text-decoration:none;transition:color 150ms ease}a:hover{color:var(--accent-hover)}img,svg{display:block;max-width:100%;height:auto}button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}.tabular-nums{font-family:var(--font-mono);font-variant-numeric:tabular-nums}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}.site-wrapper{display:flex;flex-direction:column;min-height:100vh}.container{width:100%;max-width:1200px;margin-left:auto;margin-right:auto;padding-left:1.5rem;padding-right:1.5rem}.main-content{flex:1 0 auto;padding-top:2rem;padding-bottom:4rem}.site-header{position:sticky;top:0;z-index:50;background-color:rgba(255,255,255,.95);backdrop-filter:blur(8px);border-bottom:1px solid var(--border-default);transition:box-shadow 200ms ease}.site-header.scrolled{box-shadow:0 2px 8px rgba(0,0,0,4%)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}.site-logo{display:flex;align-items:center;gap:.5rem;font-size:var(--text-h3);font-weight:var(--weight-bold);color:var(--text-primary);text-decoration:none}.site-logo:hover{color:var(--accent)}.logo-badge{font-size:var(--text-caption);font-weight:var(--weight-medium);padding:.15em .5em;background-color:var(--accent-subtle);color:var(--accent);border-radius:4px;border:1px solid #bfdbfe}.nav-desktop{display:flex;align-items:center;gap:1.25rem}.nav-item{font-size:15px;font-weight:var(--weight-medium);color:var(--text-body);text-decoration:none;padding:.5rem .25rem;position:relative;transition:color 150ms ease}.nav-item:hover,.nav-item.active{color:var(--accent)}.nav-item.active::after{content:"";position:absolute;bottom:-1px;left:0;right:0;height:2px;background-color:var(--accent);border-radius:2px}.header-actions{display:flex;align-items:center;gap:.75rem}.search-trigger-btn{display:flex;align-items:center;gap:.35rem;padding:.4rem .75rem;font-size:var(--text-label);color:var(--text-muted);background-color:var(--bg-subtle);border:1px solid var(--border-default);border-radius:6px;cursor:pointer;transition:border-color 150ms,color 150ms}.search-trigger-btn:hover{border-color:var(--border-strong);color:var(--text-primary)}.mobile-menu-btn{display:none;background:0 0;border:none;padding:.5rem;color:var(--text-primary);cursor:pointer}.nav-mobile{display:none;border-top:1px solid var(--border-default);background-color:var(--bg-page);padding:1rem 1.5rem}.nav-mobile.open{display:block}.nav-mobile-list{display:flex;flex-direction:column;gap:.75rem;list-style:none}.nav-mobile-item{font-size:var(--text-body-mobile);font-weight:var(--weight-medium);color:var(--text-body);display:block;padding:.5rem 0;border-bottom:1px solid var(--border-subtle)}.site-footer{background-color:var(--bg-subtle);border-top:1px solid var(--border-default);padding-top:3.5rem;padding-bottom:3rem;font-size:var(--text-label);color:var(--text-muted)}.footer-compliance-notice{background-color:var(--accent-subtle);border-left:4px solid var(--accent);padding:1rem 1.25rem;border-radius:0 6px 6px 0;margin-bottom:2.5rem;color:var(--text-body);font-size:var(--text-label);line-height:var(--leading-snug)}.footer-compliance-notice strong{color:var(--text-primary)}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:2.5rem;margin-bottom:2.5rem}.footer-col-title{font-size:var(--text-label);font-weight:var(--weight-semibold);color:var(--text-primary);margin-bottom:1rem}.footer-links{list-style:none;display:flex;flex-direction:column;gap:.6rem}.footer-links a{color:var(--text-muted);text-decoration:none}.footer-links a:hover{color:var(--accent)}.footer-bottom{border-top:1px solid var(--border-default);padding-top:1.5rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem;font-size:var(--text-meta)}@media(max-width:1024px){.nav-desktop{display:none}.mobile-menu-btn{display:block}.footer-grid{grid-template-columns:1fr 1fr}}@media(max-width:640px){.footer-grid{grid-template-columns:1fr;gap:1.75rem}.footer-bottom{flex-direction:column;align-items:flex-start}}.reading-progress-bar{position:fixed;top:0;left:0;height:2px;background-color:var(--accent);z-index:100;width:0%;transition:width 100ms ease-out}.breadcrumbs{display:flex;align-items:center;flex-wrap:wrap;gap:.5rem;font-size:var(--text-meta);color:var(--text-muted);margin-bottom:1.5rem}.breadcrumbs a{color:var(--text-muted);text-decoration:none}.breadcrumbs a:hover{color:var(--accent)}.breadcrumbs-separator{color:var(--text-faint);user-select:none}.breadcrumbs-current{color:var(--text-body);font-weight:var(--weight-medium)}.card{background-color:var(--bg-card);border:1px solid var(--border-default);border-radius:12px;padding:1.5rem;transition:border-color 150ms ease,box-shadow 150ms ease,transform 150ms ease;display:flex;flex-direction:column}.card:hover{border-color:var(--border-strong);box-shadow:0 4px 12px rgba(0,0,0,5%);transform:translateY(-2px)}.card-title{font-size:var(--text-h4);font-weight:var(--weight-semibold);color:var(--text-primary);margin-bottom:.5rem;line-height:var(--leading-snug)}.card-title a{color:inherit;text-decoration:none}.card-title a:hover{color:var(--accent)}.card-summary{font-size:var(--text-label);line-height:var(--leading-normal);color:var(--text-muted);margin-bottom:1rem;flex-grow:1}.card-meta{display:flex;align-items:center;gap:.75rem;font-size:var(--text-meta);color:var(--text-muted);border-top:1px solid var(--border-subtle);padding-top:.75rem;margin-top:auto}.articles-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1.5rem;margin-top:1.5rem;margin-bottom:2rem}.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font-size:15px;font-weight:var(--weight-semibold);color:#fff!important;background-color:var(--accent);border:1px solid var(--accent);border-radius:8px;padding:.6rem 1.25rem;cursor:pointer;text-decoration:none;transition:background-color 150ms ease,border-color 150ms ease}.btn-primary:hover{background-color:var(--accent-hover);border-color:var(--accent-hover)}.btn-secondary{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font-size:var(--text-label);font-weight:var(--weight-medium);color:var(--accent)!important;background-color:#fff;border:1px solid var(--accent);border-radius:8px;padding:.55rem 1rem;cursor:pointer;text-decoration:none;transition:background-color 150ms ease}.btn-secondary:hover{background-color:var(--accent-subtle)}.btn-copy{display:inline-flex;align-items:center;gap:.35rem;padding:.35rem .65rem;font-size:var(--text-meta);font-weight:var(--weight-medium);color:var(--text-body);background-color:var(--bg-elevated);border:1px solid var(--border-default);border-radius:6px;cursor:pointer;transition:background-color 150ms}.btn-copy:hover{background-color:var(--border-default)}.badge{display:inline-flex;align-items:center;gap:.3rem;font-size:var(--text-caption);font-weight:var(--weight-medium);padding:.2em .55em;border-radius:4px;line-height:1;white-space:nowrap}.badge-measured{background-color:var(--status-measured-bg);color:var(--status-measured);border:1px solid #bfdbfe}.badge-vendor{background-color:var(--status-vendor-bg);color:var(--status-vendor);border:1px solid #ddd6fe}.badge-unverified{background-color:var(--status-untested-bg);color:var(--status-untested);border:1px solid var(--border-default)}.status-dot{display:inline-block;width:8px;height:8px;border-radius:50%;flex-shrink:0}.status-dot.operational{background-color:var(--status-operational)}.status-dot.stable{background-color:var(--status-stable)}.status-dot.partial{background-color:var(--status-partial)}.status-dot.unavailable{background-color:var(--status-unavailable)}.status-dot.untested{background-color:var(--status-untested)}.commercial-disclosure{background-color:var(--status-partial-bg);border:1px solid #fde68a;border-left:4px solid var(--status-partial);padding:.85rem 1.15rem;border-radius:0 8px 8px 0;margin:1.5rem 0;font-size:var(--text-label);line-height:var(--leading-snug);color:#92400e}.commercial-disclosure strong{color:#78350f}.callout{padding:1.15rem 1.35rem;border-radius:8px;margin:1.75rem 0;border-left:4px solid transparent;font-size:var(--text-body);line-height:var(--leading-normal)}.callout-title{font-weight:var(--weight-semibold);margin-bottom:.4rem;display:flex;align-items:center;gap:.4rem}.callout-note{background-color:var(--bg-subtle);border-color:var(--border-strong);color:var(--text-body)}.callout-note .callout-title{color:var(--text-primary)}.callout-tip{background-color:var(--accent-subtle);border-color:var(--accent);color:var(--text-body)}.callout-tip .callout-title{color:var(--accent)}.callout-warning{background-color:var(--status-partial-bg);border-color:var(--status-partial);color:var(--text-body)}.callout-warning .callout-title{color:#b45309}.callout-danger{background-color:var(--status-unavailable-bg);border-color:var(--status-unavailable);color:var(--text-body)}.callout-danger .callout-title{color:#b91c1c}.step-block{display:flex;gap:1.25rem;margin:1.75rem 0;background-color:var(--bg-page);border:1px solid var(--border-default);border-radius:10px;padding:1.25rem}.step-num{width:36px;height:36px;border-radius:50%;background-color:var(--accent-subtle);color:var(--accent);font-family:var(--font-mono);font-weight:var(--weight-bold);font-size:16px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.step-content{flex-grow:1}.step-title{font-size:var(--text-h4);font-weight:var(--weight-semibold);color:var(--text-primary);margin-bottom:.5rem}.definition-box{background-color:var(--bg-subtle);border:1px solid var(--border-default);border-radius:8px;padding:1.25rem;margin:1.5rem 0}.definition-term{font-size:var(--text-h4);font-weight:var(--weight-bold);color:var(--text-primary);margin-bottom:.35rem}.compare-table-wrapper{overflow-x:auto;margin:1.75rem 0;border:1px solid var(--border-default);border-radius:8px}.compare-table-wrapper table{margin:0;border:none}.faq-accordion{margin:1.5rem 0;display:flex;flex-direction:column;gap:.75rem}.faq-item{border:1px solid var(--border-default);border-radius:8px;background-color:var(--bg-page);overflow:hidden}.faq-question{padding:1rem 1.25rem;font-size:16px;font-weight:var(--weight-semibold);color:var(--text-primary);cursor:pointer;display:flex;justify-content:space-between;align-items:center;background-color:var(--bg-subtle);user-select:none}.faq-question:hover{background-color:var(--bg-hover)}.faq-answer{padding:1rem 1.25rem;font-size:var(--text-body);line-height:var(--leading-normal);color:var(--text-body);border-top:1px solid var(--border-subtle)}.author-box{display:flex;align-items:center;gap:1rem;background-color:var(--bg-subtle);border:1px solid var(--border-default);border-radius:8px;padding:1rem 1.25rem;margin:2rem 0;font-size:var(--text-label)}.author-avatar{width:48px;height:48px;border-radius:50%;background-color:var(--accent-subtle);color:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:var(--weight-bold);font-size:18px;flex-shrink:0}.toast-container{position:fixed;bottom:2rem;right:2rem;z-index:1000;pointer-events:none}.toast{background-color:var(--text-primary);color:#fff;font-size:var(--text-label);padding:.65rem 1.25rem;border-radius:6px;box-shadow:0 4px 12px rgba(0,0,0,.15);margin-top:.5rem;opacity:0;transform:translateY(10px);transition:opacity 200ms ease,transform 200ms ease}.toast.show{opacity:1;transform:translateY(0)}.article-page-container{display:flex;justify-content:center;gap:3rem;margin-top:1rem}.article-wrapper{max-width:720px;width:100%;flex-shrink:1}.article-sidebar{width:260px;flex-shrink:0;display:block}.toc-sticky{position:sticky;top:80px;max-height:calc(100vh - 100px);overflow-y:auto;padding:1rem;background-color:var(--bg-page);border:1px solid var(--border-default);border-radius:8px;font-size:var(--text-meta)}.toc-title{font-size:var(--text-label);font-weight:var(--weight-semibold);color:var(--text-primary);margin-bottom:.75rem;padding-bottom:.5rem;border-bottom:1px solid var(--border-subtle)}.toc-sticky ul{list-style:none;padding-left:0;display:flex;flex-direction:column;gap:.5rem}.toc-sticky ul ul{padding-left:1rem;margin-top:.35rem;gap:.35rem}.toc-sticky a{color:var(--text-muted);text-decoration:none;display:block;line-height:var(--leading-snug);transition:color 150ms ease}.toc-sticky a:hover,.toc-sticky a.active{color:var(--accent);font-weight:var(--weight-medium)}.article-header{margin-bottom:2rem}.article-title{font-size:var(--text-h1);font-weight:var(--weight-bold);line-height:var(--leading-tight);color:var(--text-primary);margin-bottom:1rem}.article-lead{font-size:var(--text-lead);line-height:var(--leading-relaxed);color:var(--text-body);margin-bottom:1.25rem}.article-meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:1rem;font-size:var(--text-meta);color:var(--text-muted);padding-bottom:1.25rem;border-bottom:1px solid var(--border-default)}.article-tldr{background-color:var(--accent-subtle);border:1px solid #bfdbfe;border-left:4px solid var(--accent);border-radius:0 8px 8px 0;padding:1.25rem 1.5rem;margin:1.75rem 0;font-size:var(--text-body);line-height:var(--leading-normal);color:var(--text-body)}.article-tldr strong{color:var(--text-primary);display:block;margin-bottom:.5rem;font-size:var(--text-h4)}.key-takeaways{background-color:var(--bg-subtle);border:1px solid var(--border-default);border-radius:10px;padding:1.5rem;margin:1.75rem 0}.key-takeaways-title{font-size:var(--text-h4);font-weight:var(--weight-bold);color:var(--text-primary);margin-bottom:.75rem;display:flex;align-items:center;gap:.5rem}.key-takeaways-list{list-style:none;display:flex;flex-direction:column;gap:.6rem}.key-takeaways-list li{position:relative;padding-left:1.5rem;font-size:var(--text-body);line-height:var(--leading-normal);color:var(--text-body)}.key-takeaways-list li::before{content:"✓";position:absolute;left:0;color:var(--status-operational);font-weight:var(--weight-bold)}.article-content{font-size:var(--text-body);line-height:var(--leading-relaxed);color:var(--text-body);background:var(--bg-page)}.article-content p{margin-bottom:1.4em}.article-content h2{font-size:var(--text-h2);font-weight:var(--weight-bold);line-height:var(--leading-tight);margin-top:2.4em;margin-bottom:.8em;color:var(--text-primary);scroll-margin-top:80px}.article-content h3{font-size:var(--text-h3);font-weight:var(--weight-semibold);line-height:var(--leading-snug);margin-top:1.8em;margin-bottom:.6em;color:var(--text-primary);scroll-margin-top:80px}.article-content h4{font-size:var(--text-h4);font-weight:var(--weight-semibold);margin-top:1.4em;margin-bottom:.4em;color:var(--text-primary);scroll-margin-top:80px}.article-content a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}.article-content a:hover{color:var(--accent-hover)}.article-content ul,.article-content ol{margin-bottom:1.4em;padding-left:1.6em}.article-content li{margin-bottom:.5em;line-height:var(--leading-relaxed)}.article-content hr{border:none;border-top:1px solid var(--border-default);margin:2.5em 0}.article-content code{background:var(--bg-elevated);color:#1f2937;padding:.15em .4em;border-radius:4px;font-family:var(--font-mono);font-size:.9em}.article-content pre{background:#1f2937;color:#e5e7eb;padding:1.2em;border-radius:8px;overflow-x:auto;font-size:14px;line-height:1.6;margin:1.5em 0}.article-content pre code{background:0 0;color:inherit;padding:0;border-radius:0;font-size:inherit}.article-content blockquote{border-left:3px solid var(--accent);background:var(--accent-subtle);padding:1em 1.25em;margin:1.5em 0;border-radius:0 6px 6px 0;color:var(--text-body)}.article-content blockquote p:last-child{margin-bottom:0}.article-content table{width:100%;border-collapse:collapse;font-size:14px;margin:1.5em 0;border:1px solid var(--border-default)}.article-content th{background:var(--bg-subtle);font-weight:var(--weight-semibold);text-align:left;padding:.75em 1em;border-bottom:1px solid var(--border-default);color:var(--text-primary)}.article-content td{padding:.75em 1em;border-bottom:1px solid var(--border-subtle);color:var(--text-body)}.attribution-block{background-color:var(--bg-subtle);border:1px solid var(--border-default);border-radius:8px;padding:1.25rem 1.5rem;margin-top:3rem;margin-bottom:2rem;font-size:var(--text-meta);color:var(--text-muted)}.attribution-title{font-size:var(--text-label);font-weight:var(--weight-semibold);color:var(--text-primary);margin-bottom:.5rem}.attribution-block ul{list-style:none;padding-left:0;display:flex;flex-direction:column;gap:.35rem}.related-sections-container{margin-top:3.5rem;border-top:1px solid var(--border-default);padding-top:2rem}.related-tier-block{margin-bottom:2rem}.related-tier-title{font-size:var(--text-h4);font-weight:var(--weight-bold);color:var(--text-primary);margin-bottom:1rem;display:flex;align-items:center;gap:.5rem}.related-links-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}.related-link-card{background-color:var(--bg-page);border:1px solid var(--border-default);border-radius:8px;padding:1rem;text-decoration:none;transition:border-color 150ms ease,box-shadow 150ms ease;display:flex;flex-direction:column}.related-link-card:hover{border-color:var(--accent);box-shadow:0 2px 8px rgba(37,99,235,8%)}.related-link-card-title{font-size:var(--text-label);font-weight:var(--weight-semibold);color:var(--text-primary);line-height:var(--leading-snug);margin-bottom:.35rem}.related-link-card-desc{font-size:var(--text-meta);color:var(--text-muted);line-height:var(--leading-snug);margin-top:auto}@media(max-width:1024px){.article-page-container{flex-direction:column}.article-sidebar{width:100%;order:-1;margin-bottom:1.5rem}.toc-sticky{position:static;max-height:none}}.brands-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1.5rem;margin-top:2rem;margin-bottom:3rem}.brand-card{display:grid;grid-template-rows:auto auto 1fr auto auto;height:100%;background-color:#fff;border:1px solid var(--border-default);border-radius:12px;padding:1.5rem;transition:border-color 150ms ease,box-shadow 150ms ease,transform 150ms ease;position:relative;overflow:hidden}.brand-card:hover{border-color:var(--border-strong);box-shadow:0 4px 16px rgba(0,0,0,6%);transform:translateY(-2px)}.brand-card--primary{border-color:#fbbf24;box-shadow:0 0 0 1px #fbbf24,0 4px 16px rgba(245,158,11,.1)}.brand-card__accent-bar{position:absolute;top:0;left:0;right:0;height:4px}.brand-card__header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:.75rem;margin-top:.25rem}.brand-card__title-wrap{display:flex;align-items:center;gap:.5rem}.brand-rank-badge{font-family:var(--font-mono);font-weight:var(--weight-bold);font-size:13px;width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;background-color:var(--bg-elevated);color:var(--text-body)}.brand-card--primary .brand-rank-badge{background-color:#fef3c7;color:#b45309}.brand-card__name{font-size:22px;font-weight:700;color:var(--text-primary);line-height:1.2}.brand-card__metrics{display:grid;grid-template-columns:1fr 1fr;gap:.75rem;background-color:var(--bg-subtle);border-radius:8px;padding:.75rem;margin-bottom:1rem}.brand-metric-item{display:flex;flex-direction:column}.brand-metric-label{font-size:12px;color:var(--text-muted);margin-bottom:.15rem}.brand-metric-val{font-size:18px;font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-weight:var(--weight-bold);color:var(--text-primary)}.brand-card__specs{display:flex;flex-direction:column;gap:.4rem;font-size:14px;color:var(--text-body);margin-bottom:1rem}.brand-spec-row{display:flex;justify-content:space-between}.brand-spec-label{color:var(--text-muted)}.brand-card__highlights{list-style:none;display:flex;flex-direction:column;gap:.4rem;margin-bottom:1.25rem;flex:1}.brand-card__highlights li{font-size:14px;line-height:var(--leading-snug);color:var(--text-body);position:relative;padding-left:1.25rem}.brand-card__highlights li::before{content:"•";position:absolute;left:.25rem;color:var(--accent);font-weight:700}.brand-card__promo{display:flex;align-items:center;justify-content:space-between;background-color:var(--bg-elevated);border:1px dashed var(--border-strong);border-radius:6px;padding:.5rem .75rem;font-size:13px;margin-bottom:1.25rem}.brand-card__promo-code{font-family:var(--font-mono);font-weight:var(--weight-bold);color:var(--text-primary)}.brand-card__footer{margin-top:auto;display:flex;gap:.75rem}.brand-card__footer .btn-primary,.brand-card__footer .btn-secondary{flex:1;text-align:center}.brand-filter-panel{background-color:var(--bg-page);border:1px solid var(--border-default);border-radius:12px;padding:1.5rem;margin-bottom:2rem}.brand-filter-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;align-items:end}.filter-group{display:flex;flex-direction:column;gap:.35rem}.filter-label{font-size:13px;font-weight:var(--weight-medium);color:var(--text-body)}.filter-select,.filter-input{width:100%;padding:.5rem .75rem;font-size:14px;background-color:var(--bg-page);border:1px solid var(--border-default);border-radius:6px;color:var(--text-primary)}.speed-test-card{background-color:#fff;border:1px solid var(--border-default);border-radius:12px;padding:1.5rem;margin:1.75rem 0;position:relative;overflow:hidden}.speed-test-header{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:.5rem;border-bottom:1px solid var(--border-subtle);padding-bottom:1rem;margin-bottom:1rem}.speed-test-title{font-size:var(--text-h4);font-weight:var(--weight-bold);color:var(--text-primary)}.speed-test-meta{font-size:13px;color:var(--text-muted)}.speed-test-nodes{display:flex;flex-direction:column;gap:.75rem}.speed-node-row{display:grid;grid-template-columns:2fr 1fr 2fr 1fr;align-items:center;gap:1rem;font-size:14px;padding:.4rem 0;border-bottom:1px solid var(--border-subtle)}.speed-node-name{display:flex;align-items:center;gap:.5rem;color:var(--text-primary);font-weight:var(--weight-medium)}.speed-node-latency{font-family:var(--font-mono);font-variant-numeric:tabular-nums;color:var(--text-muted)}.speed-bar-track{width:100%;height:8px;background-color:var(--bg-elevated);border-radius:4px;overflow:hidden}.speed-bar-fill{height:100%;border-radius:4px;transition:width 300ms ease}.speed-node-speed{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-weight:var(--weight-bold);text-align:right;color:var(--text-primary)}.speed-test-footer{display:flex;justify-content:space-between;align-items:center;margin-top:1rem;font-size:13px;color:var(--text-muted)}.speed-watermark{position:absolute;right:1.5rem;bottom:.75rem;font-size:12px;font-family:var(--font-mono);color:var(--text-muted);opacity:.15;pointer-events:none;user-select:none}.unlock-matrix-card{background-color:#fff;border:1px solid var(--border-default);border-radius:12px;padding:1.5rem;margin:1.75rem 0}.unlock-matrix-title{font-size:var(--text-h4);font-weight:var(--weight-bold);color:var(--text-primary);margin-bottom:1.25rem}.unlock-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}@media(max-width:768px){.unlock-grid{grid-template-columns:1fr}}.unlock-section-title{font-size:14px;font-weight:var(--weight-semibold);color:var(--text-muted);margin-bottom:.5rem;text-transform:uppercase;letter-spacing:.05em}.unlock-item{background-color:#fff;border:1px solid var(--border-default);border-radius:8px;padding:.75rem 1rem;display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.unlock-service-name{font-size:14px;font-weight:var(--weight-medium);color:var(--text-primary)}.topology-card{background-color:#fff;border:1px solid var(--border-default);border-radius:12px;padding:1.5rem;margin:1.75rem 0}.topology-title{font-size:var(--text-h4);font-weight:var(--weight-bold);color:var(--text-primary);margin-bottom:1rem}.topology-svg-wrap{width:100%;display:flex;justify-content:center;padding:1rem 0}.snapshot-card{background-color:#fff;border:1px solid var(--border-default);border-radius:12px;padding:1.5rem;margin:1.75rem 0}.snapshot-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:1.25rem}.snapshot-item{display:flex;flex-direction:column}.snapshot-label{font-size:12px;color:var(--text-muted);margin-bottom:.25rem}.snapshot-value{font-size:16px;font-weight:var(--weight-bold);color:var(--text-primary);font-family:var(--font-mono);font-variant-numeric:tabular-nums}