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body.light{--text:#092034;--muted:#597286;background:#eef7fb}.light .space-grid{opacity:.18}.light .speed-header{background:rgba(243,251,255,.9)}.light .main-panel,.light .score-panel,.light .feature-card{background:rgba(255,255,255,.92);box-shadow:0 18px 50px rgba(23,78,102,.12)}.light .metric-grid,.light .connection-bar,.light .latency-strip span{background:#f6fbfe}.light .gauge-center{background:#f8fdff;color:#092034}.light .speed-footer,.light .seo-content{background:#eaf4f8}.light .speed-brand,.light .nav-text,.light .lang-current,.light .ghost-btn{color:#103148}
@keyframes blink{50%{opacity:.35}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes spinReverse{to{transform:rotate(-360deg)}}@keyframes pulseGlow{50%{filter:blur(4px) brightness(1.8)}}@keyframes phaseDot{50%{transform:scale(1.8);opacity:.4}}@keyframes scanLine{0%,100%{opacity:.2;transform:scaleX(.15)}50%{opacity:1;transform:scaleX(1)}}
@media(max-width:1150px){.main-panel{grid-template-columns:420px 1fr}.gauge-stage{transform:scale(.88)}.metric-grid{grid-template-columns:repeat(3,1fr)}.metric-card:nth-child(3){border-right:0}.metric-card{border-bottom:1px solid rgba(62,132,162,.18)}.score-panel{grid-template-columns:330px 130px 1fr}.feature-wrap{grid-template-columns:repeat(3,1fr)}}
@media(max-width:850px){.speed-nav{padding:0 14px;height:64px;gap:12px}.speed-brand small,.speed-menu .nav-text,.theme-toggle,.speed-nav-actions .ghost-btn{display:none}.speed-nav-actions{margin-left:auto}.outline-btn{padding:0 11px;font-size:12px}.lang-current{height:36px}.speed-hero{padding:18px 10px}.top-status{justify-content:flex-start;padding:0 5px}.top-status .status-sep:nth-of-type(2),#clockText{display:none}.main-panel{display:block;border-radius:18px}.gauge-column{border-right:0;border-bottom:1px solid rgba(63,148,184,.18);height:430px}.gauge-stage{transform:scale(.82);margin:-25px 0}.metrics-column{padding:18px 12px}.metric-grid{grid-template-columns:repeat(2,1fr)}.metric-card:nth-child(odd){border-right:1px solid rgba(62,132,162,.18)}.metric-card:nth-child(even){border-right:0}.metric-card:last-child{grid-column:1/3}.latency-strip{grid-template-columns:repeat(2,1fr)}.connection-bar{grid-template-columns:1fr;gap:12px}.bar-divider{display:none}.connection-item{padding:4px}.retest-btn{width:100%}.score-panel{display:block;padding:18px}.scene-title{border-left:0;padding:18px 0 10px}.scene-grid{grid-template-columns:repeat(2,1fr);gap:16px}.feature-zone{padding:16px 10px 30px}.feature-wrap{grid-template-columns:1fr}.seo-content{padding:35px 16px}.seo-wrap{grid-template-columns:1fr;gap:20px}.footer-inner{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/3}}