/* BMI Toolkit (HR) styles v1.2.0 (Full) */
.bmi-toolkit{max-width:860px;margin:1.5rem auto;padding:1.25rem;border:1px solid #e5e7eb;border-radius:16px;background:#fff;box-shadow:0 6px 18px rgba(0,0,0,.06);font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,"Noto Sans",sans-serif;color:#111827}
.bmi-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:12px}
.bmi-card{grid-column:span 12;background:#f9fafb;border:1px solid #e5e7eb;border-radius:12px;padding:12px}
@media(min-width:768px){.bmi-card.h6{grid-column:span 6}.bmi-card.h4{grid-column:span 4}.bmi-card.h8{grid-column:span 8}.bmi-card.h12{grid-column:span 12}}
.bmi-title{font-weight:700;font-size:1.25rem;margin:.25rem 0 1rem}
.bmi-row{display:flex;gap:8px;align-items:center;margin:.35rem 0}
.bmi-row label{flex:1 0 180px;font-weight:600}
.bmi-row input,.bmi-row select{flex:1 1 100%;padding:.55rem .6rem;border:1px solid #d1d5db;border-radius:10px;font-size:1rem;background:#fff}
.bmi-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:.75rem}
.bmi-btn{padding:.7rem 1rem;border-radius:999px;border:1px solid #111827;background:#111827;color:#fff;cursor:pointer;font-weight:700}
.bmi-btn.secondary{background:#fff;color:#111827}
.bmi-out{font-variant-numeric:tabular-nums}
.muted{color:#6b7280}
.sep{border:none;border-top:1px solid #e5e7eb;margin:.5rem 0}

/* Gauge */
.gauge-wrap{display:flex;flex-direction:column;align-items:center;gap:.35rem}
.bmi-gauge{width:100%;max-width:520px;height:auto;display:block}
.gauge-legend{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:.25rem;color:#374151;font-size:.9rem}
.gauge-legend.rows{row-gap:6px}
.gauge-legend span{background:#fff;border:1px solid #e5e7eb;border-radius:999px;padding:.25rem .6rem;display:flex;align-items:center;gap:.4rem}
.gauge-legend i{display:inline-block;width:10px;height:10px;border-radius:3px}