/* Fréquence cardiaque maximale et zones : styles propres à l'outil. */
.o-frequence-cardiaque [hidden] { display: none !important; }
.o-frequence-cardiaque .reglages { align-items: end; }
.o-frequence-cardiaque .reglages input, .o-frequence-cardiaque .reglages select { min-width: 0; width: 100%; }
.o-frequence-cardiaque input[type="number"] { font: 600 1.1rem var(--mono); }
.o-frequence-cardiaque input[aria-invalid="true"] { border-color: var(--erreur-texte); outline: 1px solid var(--erreur-texte); }
.o-frequence-cardiaque input:focus-visible, .o-frequence-cardiaque select:focus-visible, .o-frequence-cardiaque .btn:focus-visible { outline: 3px solid var(--marque); outline-offset: 1px; }
.o-frequence-cardiaque .o-frequence-cardiaque-erreur { margin: 12px 0 0; color: var(--erreur-texte); font-size: 1rem; }
.o-frequence-cardiaque .o-frequence-cardiaque-erreur:empty { display: none; }
.o-frequence-cardiaque-note { margin: 8px 0 0; color: var(--texte-2); font-size: .88rem; }

.o-frequence-cardiaque-groupe { margin: 16px 0 0; padding: 12px 14px; border: 1px solid var(--bord); border-radius: var(--rayon-petit); min-width: 0; }
.o-frequence-cardiaque-groupe legend { padding: 0 6px; font-size: .9rem; font-weight: 600; color: var(--texte-2); }
.o-frequence-cardiaque-formule { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: var(--rayon-petit); cursor: pointer; }
.o-frequence-cardiaque-formule + .o-frequence-cardiaque-formule { margin-top: 2px; }
.o-frequence-cardiaque-formule:hover { background: var(--surface-2); }
.o-frequence-cardiaque-formule input { width: 20px; height: 20px; flex: 0 0 auto; accent-color: var(--marque); }
.o-frequence-cardiaque-f-nom { flex: 1 1 auto; min-width: 0; }
.o-frequence-cardiaque-f-val { flex: 0 0 auto; font: 600 1.05rem var(--mono); white-space: nowrap; }
.o-frequence-cardiaque-formule.o-frequence-cardiaque-choisie { background: var(--ok-fond); color: var(--ok-texte); font-weight: 600; }
.o-frequence-cardiaque-methodes { display: flex; flex-wrap: wrap; gap: 4px 22px; }
.o-frequence-cardiaque-methodes label.case { display: flex; align-items: center; gap: 8px; min-height: 40px; cursor: pointer; }
.o-frequence-cardiaque-methodes input { width: 20px; height: 20px; accent-color: var(--marque); }
.o-frequence-cardiaque-methodes input:disabled + * , .o-frequence-cardiaque-methodes label:has(input:disabled) { color: var(--texte-2); cursor: default; }

.o-frequence-cardiaque-resultat { display: flex; flex-direction: column; gap: 4px; margin-top: 16px; padding: 14px 16px; border-radius: var(--rayon-petit); background: var(--ok-fond); color: var(--ok-texte); font-size: 1.05rem; }
.o-frequence-cardiaque-resultat:empty { display: none; }
.o-frequence-cardiaque-resultat strong { font-size: 1.2rem; }

/* Barre des zones : objet volontairement coloré, lisible sans la couleur (numéro, plage et motif). */
.o-frequence-cardiaque-barre { display: flex; margin-top: 16px; border-radius: var(--rayon-petit); overflow: hidden; border: 1px solid var(--bord); }
.o-frequence-cardiaque-seg { flex: 1 1 0; min-width: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 8px 2px; color: #111; text-align: center; line-height: 1.2; }
.o-frequence-cardiaque-seg b { font-size: 1rem; }
.o-frequence-cardiaque-seg span { font: 600 .8rem var(--mono); overflow-wrap: anywhere; }
.o-frequence-cardiaque-seg + .o-frequence-cardiaque-seg { border-left: 2px solid #fff; }
.o-frequence-cardiaque-z1 { background: #cfe3f7; }
.o-frequence-cardiaque-z2 { background: #bfe8c6 repeating-linear-gradient(135deg, transparent 0 10px, rgba(0,0,0,.07) 10px 12px); }
.o-frequence-cardiaque-z3 { background: #f6e7a1 repeating-linear-gradient(135deg, transparent 0 6px, rgba(0,0,0,.08) 6px 8px); }
.o-frequence-cardiaque-z4 { background: #f8c79a repeating-linear-gradient(135deg, transparent 0 4px, rgba(0,0,0,.09) 4px 6px); }
.o-frequence-cardiaque-z5 { background: #f4a3a3 repeating-linear-gradient(135deg, transparent 0 2px, rgba(0,0,0,.1) 2px 4px); }

.o-frequence-cardiaque-tableau { margin-top: 14px; overflow-x: auto; border: 1px solid var(--bord); border-radius: var(--rayon-petit); }
.o-frequence-cardiaque-tableau table { width: 100%; border-collapse: collapse; font-size: .95rem; }
.o-frequence-cardiaque-tableau caption { padding: 10px 12px 4px; text-align: left; font-weight: 600; }
.o-frequence-cardiaque-tableau th, .o-frequence-cardiaque-tableau td { padding: 8px 10px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--bord); }
.o-frequence-cardiaque-tableau thead th { background: var(--surface-2); color: var(--texte-2); font-size: .85rem; font-weight: 600; }
.o-frequence-cardiaque-tableau tbody tr:last-child th, .o-frequence-cardiaque-tableau tbody tr:last-child td { border-bottom: 0; }
.o-frequence-cardiaque-tableau th[scope="row"] { font-weight: 600; }
.o-frequence-cardiaque-num { font-family: var(--mono); white-space: nowrap; }
.o-frequence-cardiaque-bpm { font-weight: 700; font-size: 1.05rem; }
.o-frequence-cardiaque-pastille { display: inline-block; min-width: 2.2em; margin-right: 4px; padding: 1px 6px; border-radius: 6px; color: #111; font: 700 .85rem var(--mono); text-align: center; }

.o-frequence-cardiaque-calcul { margin-top: 14px; padding: 12px 14px; border-radius: var(--rayon-petit); background: var(--surface-2); }
.o-frequence-cardiaque-calcul strong { display: block; margin-bottom: 4px; font-size: .88rem; font-weight: 600; color: var(--texte-2); }
.o-frequence-cardiaque-formules { font: 500 .9rem/1.7 var(--mono); overflow-wrap: anywhere; }
.o-frequence-cardiaque-formules span { display: block; }
.o-frequence-cardiaque-prudence { margin: 14px 0 0; padding: 10px 14px; border-left: 4px solid var(--erreur-texte); border-radius: var(--rayon-petit); background: var(--erreur-fond); color: var(--texte); font-size: .9rem; }

.o-frequence-cardiaque-pouls { margin-top: 20px; padding-top: 14px; border-top: 1px solid var(--bord); }
.o-frequence-cardiaque-pouls h3 { margin: 0; font-size: 1.15rem; }
.o-frequence-cardiaque-modes { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; margin-top: 12px; }
.o-frequence-cardiaque-mode { display: flex; flex-direction: column; align-items: center; gap: 10px; padding: 14px; border: 1px solid var(--bord); border-radius: var(--rayon-petit); text-align: center; }
.o-frequence-cardiaque-mode h4 { margin: 0; font-size: 1rem; }
.o-frequence-cardiaque-tap { min-width: 180px; touch-action: manipulation; user-select: none; }
.o-frequence-cardiaque-tap.o-frequence-cardiaque-bat { animation: o-frequence-cardiaque-bat .25s ease-out; }
@keyframes o-frequence-cardiaque-bat { 0% { transform: scale(1.08); } 100% { transform: scale(1); } }
.o-frequence-cardiaque-mesure { min-height: 1.5em; font: 700 1.2rem var(--mono); }
.o-frequence-cardiaque-mesure.o-frequence-cardiaque-vide { font: 400 .95rem var(--police); color: var(--texte-2); }
.o-frequence-cardiaque-chrono { font: 700 2.6rem/1 var(--mono); }
.o-frequence-cardiaque-en-cours .o-frequence-cardiaque-chrono { color: var(--marque); }
.o-frequence-cardiaque-compte { display: flex; flex-direction: column; gap: 4px; font-size: .88rem; color: var(--texte-2); }
.o-frequence-cardiaque-compte input { width: 8em; margin: 0 auto; text-align: center; }
.o-frequence-cardiaque-report { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 12px; }

.o-frequence-cardiaque-pied { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; margin-top: 16px; padding-top: 12px; border-top: 1px solid var(--bord); }
.o-frequence-cardiaque-pied .o-frequence-cardiaque-note { margin: 0; flex: 1 1 220px; }
@media (prefers-reduced-motion: reduce) {
  .o-frequence-cardiaque-tap.o-frequence-cardiaque-bat { animation: none; }
}
@media (max-width: 640px) {
  .o-frequence-cardiaque-formule { flex-wrap: wrap; }
  .o-frequence-cardiaque-seg span { font-size: .7rem; }
  .o-frequence-cardiaque-tableau thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .o-frequence-cardiaque-tableau tbody tr { display: grid; grid-template-columns: auto 1fr; gap: 2px 12px; padding: 10px; border-bottom: 1px solid var(--bord); }
  .o-frequence-cardiaque-tableau tbody tr:last-child { border-bottom: 0; }
  .o-frequence-cardiaque-tableau tbody th, .o-frequence-cardiaque-tableau tbody td { display: block; padding: 0; border: 0; }
  .o-frequence-cardiaque-tableau tbody th, .o-frequence-cardiaque-tableau tbody td:last-child { grid-column: 1 / -1; }
  .o-frequence-cardiaque-tableau tbody td:last-child { color: var(--texte-2); font-size: .88rem; }
}