/* Simulateur de rentabilité : reprend les règles du site (Geist, dégradé, rayons, gris clair). */
.simu { padding: clamp(3rem, 7vw, 5.5rem) 0; }
.simu-int { display: grid; gap: 1.6rem; }
@media (min-width: 980px) { .simu-int { grid-template-columns: 1.05fr .95fr; align-items: start; } }
.panneau { background: var(--gris-clair); border-radius: var(--rayon); padding: clamp(1.4rem, 3vw, 2.2rem); }
.panneau--blanc { background: #fff; border: 1px solid var(--ligne); }
.panneau h2 { font-size: 1.35rem; margin-bottom: .4rem; }
.panneau > .texte { font-size: 1rem; margin-bottom: 1.2rem; }
.q { margin-top: 1.3rem; }
.q-lbl { display: block; font-size: .82rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--gris); margin-bottom: .55rem; }
.q-aide { margin-top: .45rem; font-size: .88rem; color: var(--gris); line-height: 1.45; }
.pastilles { display: flex; flex-wrap: wrap; gap: .45rem; }
.pastilles button {
  font: inherit; font-size: .92rem; font-weight: 500; padding: .55rem .95rem; border-radius: 999px;
  border: 1px solid var(--ligne); background: #fff; color: var(--encre); cursor: pointer;
  transition: background .25s, color .25s, border-color .25s, transform .3s var(--courbe);
}
.pastilles button:hover { border-color: rgba(0,0,0,.25); }
.pastilles button[aria-pressed="true"] { background: var(--encre); color: #fff; border-color: var(--encre); }
.pastilles button:focus-visible, .simu input:focus-visible { outline: 2px solid var(--bleu); outline-offset: 2px; }
.deux { display: grid; gap: .6rem 1.6rem; }
@media (min-width: 620px) { .deux { grid-template-columns: 1fr 1fr; } }
.glissiere { display: grid; grid-template-columns: 1fr 8.5em; gap: .9rem; align-items: center; }
.glissiere .val { font-weight: 600; font-variant-numeric: tabular-nums; white-space: nowrap; text-align: right; }
.glissiere--court { grid-template-columns: 1fr 3.5em; }
.glissiere-bornes { display: flex; justify-content: space-between; font-size: .8rem; color: var(--gris); margin-top: .25rem; }
input[type="range"].glisse { -webkit-appearance: none; appearance: none; width: 100%; height: 6px; border-radius: 3px; background: linear-gradient(90deg, #4F7CFF 0%, #8B5CF6 var(--p, 50%), #E5E5EA var(--p, 50%)); outline: none; margin: .6rem 0; touch-action: pan-y; cursor: pointer; }
input[type="range"].glisse::-webkit-slider-runnable-track { height: 6px; border-radius: 3px; background: transparent; }
input[type="range"].glisse::-moz-range-track { height: 6px; border-radius: 3px; background: transparent; }
input[type="range"].glisse::-webkit-slider-thumb { -webkit-appearance: none; width: 22px; height: 22px; margin-top: -8px; border-radius: 50%; background: #fff; border: 2px solid var(--encre); box-shadow: 0 4px 12px -4px rgba(0,0,0,.4); cursor: grab; }
input[type="range"].glisse:active::-webkit-slider-thumb { cursor: grabbing; transform: scale(1.08); }
input[type="range"].glisse::-moz-range-thumb { width: 22px; height: 22px; border-radius: 50%; background: #fff; border: 2px solid var(--encre); box-shadow: 0 4px 12px -4px rgba(0,0,0,.4); cursor: pointer; }
.nombre { width: 110px; font: inherit; font-size: 1rem; padding: .55rem .7rem; border: 1px solid var(--ligne); border-radius: 12px; background: #fff; color: var(--encre); font-variant-numeric: tabular-nums; }
.prat { display: grid; grid-template-columns: auto 1fr; gap: 1rem; align-items: center; }
.tarif { display: grid; gap: .7rem; padding: 1rem 1.2rem; background: #fff; border-radius: 16px; border: 1px solid var(--ligne); }
.tarif label { display: flex; flex-wrap: wrap; align-items: center; gap: .6rem; }
.tarif .nombre { width: 120px; font-size: 1.15rem; font-weight: 600; }
.tarif span { color: var(--gris); font-size: .92rem; }

/* résultats */
.resultats { display: grid; gap: 1rem; grid-template-columns: repeat(3, 1fr); }
@media (max-width: 560px) { .resultats { grid-template-columns: 1fr; } }
.res { padding-top: .8rem; border-top: 2px solid transparent; border-image: var(--degrade) 1; }
.res-nb { font-size: clamp(2rem, 4vw, 2.7rem); font-weight: 600; letter-spacing: -.04em; line-height: 1; background: var(--degrade); -webkit-background-clip: text; background-clip: text; color: transparent; font-variant-numeric: tabular-nums; }
.res-l { margin-top: .5rem; font-size: .9rem; color: var(--gris); line-height: 1.4; }
.barres { display: grid; gap: .6rem; margin-top: 1.4rem; }
.barre { display: grid; grid-template-columns: 170px 1fr 96px; gap: .7rem; align-items: center; font-size: .92rem; }
@media (max-width: 560px) { .barre { grid-template-columns: 96px 1fr 84px; } }
.barre .piste { height: 16px; border-radius: 8px; background: var(--gris-clair); overflow: hidden; }
.barre .plein { height: 100%; background: var(--degrade); border-radius: 8px; transition: width .4s var(--courbe); }
.barre .plein--cout { background: #C7C7CC; }
.barre .v { text-align: right; font-weight: 600; font-variant-numeric: tabular-nums; }
.reste { margin-top: .9rem; font-size: 1rem; }
.reste b { font-weight: 600; }
.frise { margin-top: 1.2rem; }
.frise-piste { position: relative; height: 12px; border-radius: 6px; background: var(--gris-clair); }
.frise-cout { position: absolute; left: 0; top: 0; height: 100%; background: #C7C7CC; border-radius: 6px 0 0 6px; transition: width .4s var(--courbe); }
.frise-gain { position: absolute; top: 0; height: 100%; background: var(--degrade); border-radius: 0 6px 6px 0; transition: left .4s var(--courbe), width .4s var(--courbe); }
.frise-mark { position: absolute; top: -6px; width: 4px; height: 24px; border-radius: 2px; background: var(--encre); transform: translateX(-2px); transition: left .4s var(--courbe); }
.frise-l { display: flex; justify-content: space-between; gap: .6rem; font-size: .82rem; color: var(--gris); margin-top: .5rem; }
.frise-l b { color: var(--encre); font-weight: 600; text-align: center; }
.phrase { margin-top: 1.4rem; padding: 1.1rem 1.3rem; border-radius: 16px; background: var(--gris-clair); font-size: 1.02rem; line-height: 1.55; }
.detail { margin-top: .9rem; font-size: .85rem; color: var(--gris); line-height: 1.5; }
/* le détail du calcul, replié derrière un lien discret comme les sources */
.detail-calc { margin-top: .9rem; }
.detail-calc summary { display: inline; list-style: none; cursor: pointer; font-size: .82rem; color: var(--gris); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: rgba(0,0,0,.25); }
.detail-calc summary::-webkit-details-marker { display: none; }
.detail-calc summary:hover { color: var(--encre); }
.detail-calc[open] summary { color: var(--encre); }
.detail-calc .detail { margin-top: .6rem; }
.res-actions { margin-top: 1.4rem; display: flex; flex-wrap: wrap; gap: .7rem; align-items: center; }
.res-actions .bouton--plein { background: var(--encre); color: #fff; }
.simu .lien { font-weight: 500; color: var(--encre); border-bottom: 1.5px solid rgba(79,124,255,.55); }
.simu .lien:hover { border-color: var(--bleu); }
.lien--bouton { font: inherit; font-size: .88rem; background: none; padding: 0; cursor: pointer; margin-top: .3rem; }

/* sources */
.sources { padding: clamp(3rem, 7vw, 5.5rem) 0; border-top: 1px solid var(--ligne); }
.sources .titre { font-size: clamp(1.7rem, 3.4vw, 2.6rem); }
.etapes { display: grid; gap: 1rem; margin-top: 2rem; }
@media (min-width: 760px) { .etapes { grid-template-columns: repeat(2, 1fr); } }
.etapes li { background: var(--gris-clair); border-radius: 18px; padding: 1.3rem 1.4rem; font-size: .98rem; line-height: 1.55; color: #3A3A42; }
.etapes li b { display: block; color: var(--encre); margin-bottom: .35rem; }
.src-titre { font-size: 1.15rem; margin: 2.6rem 0 .8rem; letter-spacing: -.02em; }
.src { display: grid; gap: .55rem; }
.src li { display: grid; grid-template-columns: 1fr; gap: .15rem; padding: .85rem 1rem; border: 1px solid var(--ligne); border-radius: 14px; font-size: .95rem; line-height: 1.5; }
.src li b { font-weight: 600; }
.src li span { color: var(--gris); }
.src li a { color: var(--encre); font-weight: 500; border-bottom: 1.5px solid rgba(79,124,255,.55); }
.src li a:hover { border-color: var(--bleu); }
.badge { display: inline-block; font-size: .72rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; padding: .15rem .5rem; border-radius: 6px; background: #E8F0FF; color: #2F5FE8; margin-right: .4rem; vertical-align: middle; }
.badge--estime { background: #FFF2DB; color: #9A6A12; }
.limites { margin-top: 2.4rem; padding: 1.3rem 1.5rem; border-radius: 18px; border: 1px solid var(--ligne); font-size: .98rem; line-height: 1.6; color: #3A3A42; }
.limites b { color: var(--encre); }
@media (prefers-reduced-motion: reduce) { .barre .plein, .frise-cout, .frise-gain, .frise-mark { transition: none; } }

/* explications de chaque critère, repliées derrière un lien discret */
.q-tete { display: flex; flex-wrap: wrap; align-items: baseline; gap: .15rem .8rem; }
.q-tete .q-lbl { margin: 0; }
.aide { display: contents; }
.aide .aide-corps { flex-basis: 100%; margin: .2rem 0 .5rem; }
.aide summary { display: inline; list-style: none; cursor: pointer; font-size: .8rem; color: var(--gris); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: rgba(0,0,0,.25); }
.aide summary::-webkit-details-marker { display: none; }
.aide summary:hover, .aide[open] summary { color: var(--encre); }
.aide-corps { font-size: .85rem; line-height: 1.5; color: var(--gris); }
.aide-corps p { margin: 0 0 .45rem; }
.aide-corps p:last-child { margin-bottom: 0; }
.aide-corps p:empty { display: none; }