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(max-width:768px){.speed-advanced__grid,.speed-context-grid{grid-template-columns:1fr}}.tool-page{padding-bottom:var(--space-12);padding-top:var(--space-6)}.tool-h1{font-size:var(--text-3xl);line-height:1.2;margin-bottom:var(--space-4)}.tool-intro{margin-bottom:var(--space-8)}.tool-intro 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var(--transition-fast)}.device-btn:hover{box-shadow:var(--shadow-border-hover);color:var(--color-primary)}.device-btn.active{background:var(--color-primary);box-shadow:var(--shadow-elevated);color:#fff}.loading-state{animation:loadingStateIn .4s cubic-bezier(.2,.8,.2,1) both;background:radial-gradient(circle at 50% 20%,color-mix(in srgb,var(--color-primary) 10%,transparent),transparent 44%),color-mix(in srgb,var(--color-surface) 96%,transparent);border:1px solid color-mix(in srgb,var(--color-primary) 14%,transparent);border-radius:var(--radius-xl);margin:0 auto;max-width:620px;overflow:hidden;padding:clamp(2rem,6vw,3.5rem) var(--space-5);position:relative;text-align:center}.loading-state:before{animation:loadingShimmer 2.8s ease-in-out infinite;background:linear-gradient(105deg,transparent 32%,color-mix(in srgb,#fff 42%,transparent) 48%,transparent 64%);content:"";inset:0;pointer-events:none;position:absolute;transform:translateX(-120%)}.loading-state p{color:var(--color-text-primary);font-size:var(--text-lg);font-weight:600;margin-bottom:var(--space-2)}.loading-sub{color:var(--color-text-muted)!important;font-size:var(--text-sm)!important;font-weight:400!important;margin-inline:auto;max-width:500px;min-height:1.5em}.loading-spinner{border-radius:50%;filter:drop-shadow(0 12px 20px color-mix(in srgb,var(--color-primary) 22%,transparent));height:74px;margin:0 auto var(--space-5);position:relative;width:74px}.loading-spinner__svg{animation:loaderRotate 1.65s linear infinite;display:block;height:100%;width:100%}.loading-spinner__arc,.loading-spinner__track{fill:none;stroke-width:4}.loading-spinner__track{stroke:color-mix(in srgb,var(--color-primary) 12%,var(--color-border))}.loading-spinner__arc{animation:loaderDash 1.8s ease-in-out infinite;stroke:url(#speedLoaderGradient);stroke-dasharray:102 56;stroke-linecap:round}.loading-spinner__arc--inner{animation:loaderCounterRotate 1.35s linear infinite;opacity:.5;stroke-dasharray:34 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path{opacity:1}#testBtn[aria-busy=true]{animation:busyButtonGradient 2.2s ease-in-out infinite;background-image:linear-gradient(110deg,#4f46e5,#7c3aed 45%,#4f46e5);background-size:200% 100%;cursor:wait;gap:var(--space-2)}.speed-error{background:color-mix(in srgb,var(--color-error) 7%,var(--color-surface));border:1px solid color-mix(in srgb,var(--color-error) 28%,transparent);border-left:4px solid var(--color-error);border-radius:var(--radius-lg);color:var(--color-text-primary);margin:var(--space-5) 0;padding:var(--space-4) var(--space-5)}.speed-error strong{display:block;margin-bottom:var(--space-1)}.speed-error p{color:var(--color-text-secondary);line-height:1.55;margin:0}@keyframes loaderRotate{to{transform:rotate(1turn)}}@keyframes loaderCounterRotate{to{transform:rotate(-1turn)}}@keyframes loaderDash{0%{stroke-dasharray:20 138;stroke-dashoffset:0}50%{stroke-dasharray:108 50;stroke-dashoffset:-32}to{stroke-dasharray:20 138;stroke-dashoffset:-158}}@keyframes loaderPulse{0%,to{box-shadow:0 7px 16px rgba(79,70,229,.22);transform:scale(.9)}50%{box-shadow:0 9px 24px rgba(79,70,229,.42);transform:scale(1)}}@keyframes loadingDot{0%,70%,to{opacity:.25;transform:translateY(0) scale(.8)}35%{opacity:1;transform:translateY(-4px) scale(1)}}@keyframes loadingShimmer{0%,18%{transform:translateX(-120%)}64%,to{transform:translateX(120%)}}@keyframes loadingStateIn{0%{opacity:0;transform:translateY(8px) scale(.985)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes busyButtonGradient{0%,to{background-position:0 50%}50%{background-position:100% 50%}}@media (prefers-reduced-motion:reduce){#testBtn[aria-busy=true],.loading-state,.loading-state:before{animation-duration:.001ms!important;animation-iteration-count:1!important}.loading-spinner__svg{animation:loaderRotate 2.8s linear infinite!important}.loading-spinner__arc{animation:loaderDash 3.2s ease-in-out infinite!important}.loading-spinner__arc--inner{animation:loaderCounterRotate 2.4s linear 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18%,var(--color-border));border-radius:var(--radius-xl);box-shadow:var(--shadow-subtle);margin-bottom:var(--space-8);padding:clamp(var(--space-4),3vw,var(--space-6))}.main-score-display{align-items:center;display:flex;gap:var(--space-8)}.score-gauge{flex-shrink:0;height:140px;position:relative;width:140px}.gauge-svg{height:100%;transform:scaleX(-1);width:100%}#scoreCircle{transition:stroke-dashoffset 1.2s cubic-bezier(.4,0,.2,1),stroke .3s ease}.score-number{color:var(--color-text-primary);font-size:var(--text-3xl);font-weight:800;line-height:1;transform:translate(-50%,-60%)}.score-label,.score-number{left:50%;position:absolute;top:50%}.score-label{color:var(--color-text-muted);font-size:var(--text-xs);font-weight:500;letter-spacing:.05em;text-transform:uppercase;transform:translate(-50%,40%)}.score-info{flex:1}.score-info h3{font-size:var(--text-2xl);font-weight:600;margin-bottom:var(--space-2)}#scoreVerdict{color:var(--color-text-secondary);font-size:var(--text-lg);margin-bottom:var(--space-3)}.score-url-display{color:var(--color-text-muted);font-family:var(--font-mono);font-size:var(--text-xs);margin-bottom:var(--space-1)}.score-device-display{color:var(--color-primary);font-size:var(--text-xs);font-weight:600}.result-meta{align-items:center;display:flex;flex-wrap:wrap;gap:var(--space-2) var(--space-3);margin-top:var(--space-3)}.result-meta__item,.result-meta__pill{font-size:var(--text-xs);line-height:1.4}.result-meta__pill{align-items:center;border-radius:var(--radius-full);display:inline-flex;font-weight:700;gap:6px;padding:4px 10px}.result-meta__pill:before{background:currentColor;border-radius:50%;box-shadow:0 0 0 3px color-mix(in srgb,currentColor 16%,transparent);content:"";height:7px;width:7px}.result-meta__pill--fresh{background:color-mix(in srgb,var(--color-success) 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var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-subtle);padding:var(--space-4);text-align:center;transition:transform var(--transition-fast),border-color var(--transition-fast),box-shadow var(--transition-fast)}.score-card:hover,.vital-card:hover{border-color:color-mix(in srgb,var(--color-primary) 35%,var(--color-border));box-shadow:var(--shadow-card);transform:translateY(-3px)}.vital-header{align-items:center;display:flex;justify-content:space-between;margin-bottom:var(--space-2)}.vital-name{color:var(--color-text-primary);font-size:var(--text-sm);font-weight:600}.vital-badge{background:var(--color-bg-secondary);border-radius:var(--radius-full);color:var(--color-text-muted);font-size:var(--text-xs);font-weight:600;padding:2px 8px}.vital-badge.badge-good{background:rgba(16,185,129,.1);color:var(--color-success)}.vital-badge.badge-needs{background:rgba(245,158,11,.1);color:var(--color-warning)}.vital-badge.badge-poor{background:rgba(239,68,68,.1);color:var(--color-error)}.vital-badge.badge-unknown{background:var(--color-bg-secondary);color:var(--color-text-muted)}.vital-value{color:var(--color-text-primary);font-family:var(--font-mono);font-size:var(--text-2xl);font-weight:800;margin-bottom:var(--space-1)}.vital-desc{color:var(--color-text-muted);font-size:var(--text-xs);margin-bottom:var(--space-3)}.vital-bar{background:var(--color-border);height:6px;overflow:hidden}.vital-bar,.vital-bar-fill{border-radius:var(--radius-full)}.vital-bar-fill{height:100%;transition:width 1s ease,background .3s ease}.other-scores-grid{display:grid;gap:var(--space-4);grid-template-columns:repeat(3,1fr);margin-bottom:var(--space-6)}.score-card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-subtle);padding:var(--space-4);text-align:center;transition:transform var(--transition-fast),border-color var(--transition-fast),box-shadow var(--transition-fast)}.score-card-icon{align-items:center;border:1px solid;border-radius:14px;display:inline-flex;height:44px;justify-content:center;margin-bottom:var(--space-3);transition:transform var(--transition-fast),box-shadow var(--transition-fast);width:44px}.score-card:hover .score-card-icon{box-shadow:0 8px 20px color-mix(in srgb,currentColor 14%,transparent);transform:scale(1.06)}.score-card-icon svg{height:24px;width:24px}.score-card-icon--accessibility{background:color-mix(in srgb,var(--color-primary) 10%,transparent);border-color:color-mix(in srgb,var(--color-primary) 25%,transparent);color:var(--color-primary)}.score-card-icon--best-practices{background:color-mix(in srgb,var(--color-success) 10%,transparent);border-color:color-mix(in srgb,var(--color-success) 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h3{font-size:var(--text-xl);font-weight:750;letter-spacing:-.02em;margin:0 0 3px}.diagnostics-heading p,.urgent-panel__header p{color:var(--color-text-muted);font-size:var(--text-xs);line-height:1.55;margin:0}.detail-metrics-grid{display:grid;gap:var(--space-3);grid-template-columns:repeat(2,minmax(0,1fr));margin-bottom:var(--space-5)}.detail-metric{background:color-mix(in srgb,var(--color-bg-secondary) 55%,var(--color-surface));border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-4);transition:border-color var(--transition-fast),background var(--transition-fast)}.detail-metric__topline{align-items:flex-start;display:flex;gap:var(--space-3);justify-content:space-between;margin-bottom:var(--space-2)}.detail-metric__name{color:var(--color-text-muted);font-size:var(--text-xs);line-height:1.4;min-width:0}.detail-metric__name small{font:inherit}.detail-metric__status{background:var(--color-bg-secondary);border-radius:var(--radius-full);color:var(--color-text-muted);flex-shrink:0;font-size:11px;font-weight:700;padding:2px 8px}.detail-metric__value{color:var(--color-text-primary);display:block;font-family:var(--font-mono);font-size:var(--text-lg);line-height:1.2;margin-bottom:var(--space-3)}.detail-metric__track{background:var(--color-border);border-radius:var(--radius-full);height:5px;overflow:hidden}.detail-metric__track span{background:var(--color-text-muted);border-radius:inherit;display:block;height:100%;transition:width .8s ease}.detail-metric--good{border-color:color-mix(in srgb,var(--color-success) 22%,var(--color-border))}.detail-metric--good .detail-metric__status{background:color-mix(in srgb,var(--color-success) 10%,transparent);color:var(--color-success)}.detail-metric--good .detail-metric__track span{background:var(--color-success)}.detail-metric--needs{border-color:color-mix(in 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