.vrtt-tool{
  --vrtt-accent:#177D7A;
  --vrtt-accent-dark:#105E5C;
  --vrtt-bg:#F8F6F6;
  --vrtt-card:#fff;
  --vrtt-text:#182321;
  --vrtt-muted:#5F6B69;
  --vrtt-border:#D8E2E0;
  --vrtt-success:#1F7A4D;
  max-width:1000px;
  margin:0 auto;
  color:var(--vrtt-text);
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  line-height:1.55;
}
.vrtt-tool *{box-sizing:border-box}
.vrtt-card,.vrtt-related{
  background:var(--vrtt-card);
  border:1px solid var(--vrtt-border);
  border-radius:16px;
}
.vrtt-main-card{padding:24px}
.vrtt-header{text-align:center;max-width:780px;margin:0 auto 22px}
.vrtt-header h2{margin:0 0 8px;font-size:clamp(28px,4vw,40px);line-height:1.15}
.vrtt-header p{margin:0;color:var(--vrtt-muted);font-size:16px}
.vrtt-note,.vrtt-help,.vrtt-interpretation{
  background:var(--vrtt-bg);
  border:1px solid var(--vrtt-border);
  border-radius:12px;
  padding:14px 16px;
  font-size:15px;
}
.vrtt-actions,.vrtt-result-actions{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:12px;
  margin:20px 0;
}
.vrtt-btn{
  min-height:48px;
  border-radius:10px;
  padding:12px 18px;
  border:1px solid transparent;
  font-size:16px;
  font-weight:700;
  cursor:pointer;
}
.vrtt-btn-primary{background:var(--vrtt-accent);color:#fff}
.vrtt-btn-primary:hover{background:var(--vrtt-accent-dark)}
.vrtt-btn-secondary{background:#fff;color:var(--vrtt-text);border-color:var(--vrtt-border)}
.vrtt-btn-secondary:hover:not(:disabled){border-color:var(--vrtt-accent);color:var(--vrtt-accent-dark)}
.vrtt-btn:disabled{opacity:.5;cursor:not-allowed}
.vrtt-btn:focus-visible,.vrtt-related a:focus-visible{
  outline:3px solid rgba(23,125,122,.3);
  outline-offset:3px;
}
.vrtt-status-row{
  max-width:700px;
  margin:0 auto 8px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.vrtt-status-wrap{display:flex;align-items:center;gap:8px;color:var(--vrtt-muted);font-weight:700}
.vrtt-status-dot{width:10px;height:10px;border-radius:50%;background:#AFB8B6}
.vrtt-tool.is-listening .vrtt-status-dot{background:var(--vrtt-success)}
.vrtt-timer{font-size:18px;font-weight:800}
.vrtt-level{
  max-width:700px;
  height:9px;
  margin:0 auto 20px;
  background:#E7ECEB;
  border-radius:999px;
  overflow:hidden;
}
.vrtt-level-bar{height:100%;width:0;background:var(--vrtt-accent);transition:width .09s linear}
.vrtt-live{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
  margin-bottom:18px;
}
.vrtt-live>div{
  border:1px solid var(--vrtt-border);
  border-radius:14px;
  padding:18px;
  text-align:center;
  background:#fff;
}
.vrtt-live span{
  display:block;
  color:var(--vrtt-muted);
  font-size:13px;
  font-weight:800;
  text-transform:uppercase;
  letter-spacing:.05em;
}
.vrtt-live strong{display:block;font-size:clamp(32px,6vw,52px);line-height:1.1;margin-top:5px}
.vrtt-result{
  border:1px solid var(--vrtt-border);
  border-radius:14px;
  padding:24px;
  background:#FCFDFD;
}
.vrtt-profile{text-align:center;max-width:720px;margin:0 auto 22px}
.vrtt-eyebrow{
  display:block;
  color:var(--vrtt-muted);
  font-size:14px;
  font-weight:800;
  text-transform:uppercase;
  letter-spacing:.05em;
}
.vrtt-profile>strong{
  display:block;
  font-size:clamp(38px,7vw,64px);
  line-height:1.08;
  margin:8px 0;
}
.vrtt-profile p{margin:8px 0 0;font-size:16px}
.vrtt-metrics{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
}
.vrtt-metric{
  border:1px solid var(--vrtt-border);
  border-radius:12px;
  padding:14px;
  background:#fff;
}
.vrtt-metric span{display:block;color:var(--vrtt-muted);font-size:13px;margin-bottom:4px}
.vrtt-metric strong{display:block;font-size:19px}
.vrtt-metric small{display:block;color:var(--vrtt-muted);margin-top:3px}
.vrtt-interpretation{margin-top:16px}
.vrtt-help{margin-top:20px}
.vrtt-error{
  margin-top:16px;
  padding:14px 16px;
  color:#7E2424;
  background:#FFF3F3;
  border:1px solid #E7BEBE;
  border-radius:12px;
}
.vrtt-related{margin-top:24px;padding:24px}
.vrtt-related h3{margin:0 0 18px;font-size:22px}
.vrtt-related-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  column-gap:32px;
  row-gap:14px;
}
.vrtt-related a{color:var(--vrtt-text);text-decoration:none;font-weight:700;border-radius:6px}
.vrtt-related a:hover{color:var(--vrtt-accent-dark);text-decoration:underline}
@media(max-width:760px){
  .vrtt-main-card,.vrtt-related{padding:18px}
  .vrtt-live{grid-template-columns:1fr}
  .vrtt-metrics{grid-template-columns:1fr 1fr}
  .vrtt-related-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:480px){
  .vrtt-status-row{flex-direction:column;align-items:flex-start}
  .vrtt-metrics,.vrtt-related-grid{grid-template-columns:1fr}
  .vrtt-result{padding:18px}
  .vrtt-actions .vrtt-btn{flex:1 1 100%}
}