:root{--is-primary:#3b82f6;--is-success:#10b981;--is-warning:#f59e0b;--is-error:#ef4444;--is-text:#1e293b;--is-text-secondary:#475569;--is-text-muted:#64748b;--is-bg:#fff;--is-bg-card:#fff;--is-bg-muted:#f8fafc;--is-border:#e2e8f0;--is-shadow:0 1px 3px #00000014;--is-shadow-lg:0 4px 12px #0000001a;--is-radius:12px;--is-radius-sm:8px;--is-arc-bg:#e2e8f0;--is-needle:#1e293b;--is-needle-cap:#334155}._is-wrapper{flex-direction:column;align-items:center;gap:1.5rem;max-width:520px;margin:0 auto;display:flex}@media (max-width:768px){._is-wrapper{padding-left:1rem;padding-right:1rem}}._is-speedometer{flex-direction:column;align-items:center;gap:1.5rem;width:100%;padding:1rem 0 2rem;display:flex}._is-gauge-container{width:100%;max-width:380px;position:relative}._is-gauge-svg{width:100%;height:auto;display:block}._is-arc-bg{stroke:var(--is-arc-bg)}._is-arc-progress{transition:stroke-dasharray .4s cubic-bezier(.4,0,.2,1)}._is-scale-ticks 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._is-go-btn{box-shadow:0 0 0 4px var(--is-bg-muted),0 10px 20px #ef44444d;background:linear-gradient(135deg,#ef4444 0%,#dc2626 100%);font-size:.875rem;animation:none}._is-wrapper.testing ._is-go-btn:hover{box-shadow:0 0 0 4px var(--is-bg-muted),0 15px 30px #ef444466}._is-wrapper.complete ._is-go-btn{box-shadow:0 0 0 4px var(--is-bg-muted),0 10px 20px #10b9814d;background:linear-gradient(135deg,#10b981 0%,#059669 100%);font-size:1.25rem;animation:none}._is-wrapper.complete ._is-go-btn:hover{box-shadow:0 0 0 4px var(--is-bg-muted),0 15px 30px #10b98166}._is-phases{border-top:1px dashed var(--is-border);justify-content:center;gap:2rem;width:100%;padding-top:2rem;display:flex}._is-phase{align-items:center;gap:.5rem;display:flex}._is-phase-icon{background:var(--is-bg-muted);border-style:solid;border-width:2px;border-color:var(--is-border);border-radius:50%;justify-content:center;align-items:center;width:24px;height:24px;transition:all 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#0000000f;border-radius:20px;flex-direction:column;width:100%;padding:0;animation:.6s cubic-bezier(.19,1,.22,1) _is-results-reveal;display:flex;position:relative;overflow:hidden;box-shadow:0 10px 15px -3px #0000000d,0 4px 6px -2px #00000006,0 0 0 1px #00000005}@keyframes _is-results-reveal{0%{opacity:0;transform:translateY(20px)scale(.98)}to{opacity:1;transform:translateY(0)scale(1)}}._is-metrics-primary{background:linear-gradient(#ffffff80,#fff0);grid-template-columns:1fr auto 1fr;align-items:stretch;gap:1.5rem;padding:2rem;display:grid}._is-metric-card{text-align:center;background:0 0;border-radius:16px;flex-direction:column;align-items:center;gap:.75rem;padding:1.5rem 1rem;transition:transform .3s,background .3s;display:flex;position:relative;overflow:hidden}._is-metric-card:before{content:"";background:var(--accent-color);opacity:0;z-index:0;border-radius:16px;transition:opacity 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._is-metric-label{color:#2563eb}._is-metric-upload ._is-metric-label{color:#059669}._is-metric-value-lg{font-variant-numeric:tabular-nums;letter-spacing:-.04em;color:var(--is-text);background:var(--accent-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:2.5rem;font-weight:800;line-height:1}._is-metric-value-lg small{color:var(--is-text-muted);-webkit-text-fill-color:var(--is-text-muted);text-transform:uppercase;letter-spacing:.05em;vertical-align:middle;margin-left:4px;font-size:.875rem;font-weight:600}._is-metric-divider{background:linear-gradient(to bottom,transparent,var(--is-border),transparent);opacity:.6;align-self:center;width:1px;height:60%}._is-metrics-secondary{border-top:1px solid var(--is-border);background:var(--is-bg-muted);justify-content:center;align-items:center;gap:3rem;padding:1.25rem 2rem;display:flex}._is-metric-item{flex-direction:column;align-items:center;gap:.125rem;display:flex}._is-metric-item ._is-metric-label{color:var(--is-text-muted);text-transform:uppercase;letter-spacing:.08em;align-items:center;gap:.375rem;font-size:.6875rem;font-weight:600;display:flex}._is-metric-item ._is-metric-label svg{opacity:.7;flex-shrink:0}._is-metric-item ._is-metric-value{color:var(--is-text);font-variant-numeric:tabular-nums;font-size:1.25rem;font-weight:700}._is-metric-item ._is-metric-value small{color:var(--is-text-muted);font-size:.75rem;font-weight:500}._is-metric-sep{background:var(--is-border);opacity:.6;width:1px;height:24px}._is-result-divider{display:none}._is-rating-section{background:var(--is-bg-card);flex-direction:column;gap:.75rem;padding:1.5rem 2rem;display:flex;position:relative}._is-rating-header{flex-wrap:wrap;align-items:center;gap:1rem;display:flex}._is-rating-badge{text-transform:uppercase;letter-spacing:.1em;color:#fff;border-radius:99px;padding:.5rem 1.25rem;font-size:.75rem;font-weight:700;box-shadow:0 4px 6px -1px 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#0000;flex-direction:row;justify-content:flex-start;gap:1rem;padding:1rem}._is-metric-card:active{transform:scale(.98)}._is-metric-icon{border-radius:12px;width:48px;height:48px}._is-metric-content{align-items:flex-start}._is-metric-value-lg{font-size:1.75rem}._is-metric-divider{display:none}._is-metrics-secondary{flex-direction:row;justify-content:space-between;gap:.75rem;padding:1rem 1.5rem}._is-metric-item{width:auto}._is-metric-item ._is-metric-value{font-size:1rem}._is-metric-sep{height:20px}._is-rating-section{padding:1.25rem 1.5rem}._is-result-footer{padding:1rem 1.5rem}}._is-history{background:var(--is-bg-card);border-radius:var(--is-radius);width:100%;box-shadow:var(--is-shadow);overflow:hidden}._is-history-head{border-bottom-style:solid;border-bottom-width:1px;border-bottom-color:var(--is-border);color:var(--is-text);justify-content:space-between;align-items:center;padding:.875rem 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(max-width:480px){._is-history-item{flex-direction:column;align-items:flex-start;gap:.375rem}._is-history-grade{margin-left:0}}._is-tabs-container{flex-direction:column;gap:1.25rem;width:100%;margin-top:1.5rem;display:flex}._is-tabs-header{background:var(--is-bg-muted);border-radius:99px;justify-content:center;align-self:center;gap:.5rem;padding:.25rem;display:flex}._is-tab-btn{color:var(--is-text-muted);cursor:pointer;background:0 0;border:none;border-radius:99px;padding:.5rem 1.25rem;font-size:.8125rem;font-weight:600;transition:all .2s}._is-tab-btn:hover{color:var(--is-text)}._is-tab-btn.active{background:var(--is-bg-card);color:var(--is-text);box-shadow:0 1px 3px #0000001a}._is-tab-pane{animation:.2s ease-out _is-fade-in;display:none}._is-tab-pane.active{display:block}@keyframes _is-fade-in{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}._is-settings-card{background:var(--is-bg-card);border:1px solid 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.2s}._is-setting-desc{color:var(--is-text-secondary);font-size:.8125rem;line-height:1.5}._is-terms-grid{grid-template-columns:repeat(2,1fr);gap:1rem;display:grid}._is-term-item{background:var(--is-bg-card);border:1px solid var(--is-border);border-radius:var(--is-radius-sm);padding:1rem}._is-term-title{color:var(--is-text);margin-bottom:.5rem;font-size:.8125rem;font-weight:600;display:block}._is-term-desc{color:var(--is-text-secondary);margin:0;font-size:.75rem;line-height:1.4}._is-history-wrapper{background:var(--is-bg-card);border:1px solid var(--is-border);border-radius:var(--is-radius);overflow:hidden}._is-history-actions{border-bottom:1px solid var(--is-border);background:var(--is-bg-muted);justify-content:space-between;align-items:center;padding:.75rem 1rem;display:flex}._is-history-count{color:var(--is-text-secondary);font-size:.8125rem;font-weight:500}._is-text-btn{color:var(--is-primary);cursor:pointer;background:#ffffff80;border:none;border-radius:4px;padding:.25rem .625rem;font-size:.75rem;font-weight:600;transition:all .2s}._is-text-btn:hover{background:var(--is-bg-card);color:var(--is-text)}._is-about-card{background:var(--is-bg-card);border-radius:var(--is-radius);border:1px solid var(--is-border);flex-direction:column;gap:1rem;padding:1.25rem 1.5rem;display:flex}._is-info-row{color:var(--is-text-secondary);align-items:center;gap:.875rem;margin:0;font-size:.875rem;display:flex}._is-info-row svg{color:var(--is-text-muted);flex-shrink:0}._is-divider-dash{background:var(--is-border);border-top:1px dashed var(--is-border);background:0 0;border-top-style:dashed;height:1px}@media (max-width:480px){._is-terms-grid{grid-template-columns:1fr}}