.calc-page { padding: 48px 0 96px; }
.calc-page .container { max-width: 1000px; }

.calc-entete h1 { font-size: 2rem; font-weight: 800; letter-spacing: -0.03em; }
.calc-entete h1::after { content: ""; display: block; width: 48px; height: 3px;
  background: var(--gold); margin-top: 14px; }
.calc-sous-titre { color: var(--muted); margin-top: 10px; max-width: 640px; }

.calc-layout { display: grid; grid-template-columns: minmax(280px, 380px) 1fr; gap: 24px; margin-top: 32px; }
@media (max-width: 780px) { .calc-layout { grid-template-columns: 1fr; } }

.calc-carte {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px;
}
.calc-carte h2 { font-size: 1rem; font-weight: 800; margin-bottom: 18px; }
.calc-carte h3 { font-size: 0.95rem; font-weight: 700; margin: 20px 0 12px; }

.calc-champ { margin-bottom: 16px; }
.calc-champ label {
  display: flex; justify-content: space-between; align-items: baseline; gap: 8px;
  font-size: 0.85rem; color: var(--muted); margin-bottom: 6px;
}
.calc-champ label .calc-valeur { color: var(--gold); font-weight: 700; font-variant-numeric: tabular-nums; }
.calc-champ input[type="number"], .calc-champ input[type="range"] {
  width: 100%; background: var(--bg-raised); border: 1px solid var(--border); border-radius: 8px;
  color: var(--text); padding: 10px 12px; font-size: 0.9rem; font-family: inherit;
}
.calc-champ input[type="range"] { padding: 0; height: 6px; accent-color: var(--gold); cursor: pointer; }
.calc-champ input:focus { outline: none; border-color: var(--gold-dim); }
.calc-champ-split { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

.calc-resultats-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 20px;
}
.calc-kpi {
  background: var(--bg-raised); border: 1px solid var(--border); border-radius: 10px; padding: 16px;
}
.calc-kpi .l { color: var(--muted); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.03em; }
.calc-kpi .v { font-size: 1.4rem; font-weight: 800; color: var(--gold); margin-top: 4px; font-variant-numeric: tabular-nums; }
.calc-kpi .v.pos { color: #6fd694; }
.calc-kpi .v.neg { color: #e88a8a; }
.calc-kpi .s { color: var(--muted); font-size: 0.78rem; margin-top: 2px; }

.calc-graphique-wrap { position: relative; height: 300px; margin-top: 8px; }

.calc-table-wrap { overflow-x: auto; margin-top: 16px; }
.calc-table-wrap table { width: 100%; border-collapse: collapse; font-size: 0.85rem; white-space: nowrap; }
.calc-table-wrap th {
  text-align: left; padding: 9px 12px; color: var(--muted); font-weight: 600;
  font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.03em;
  background: var(--bg-raised); border-bottom: 1px solid var(--border);
}
.calc-table-wrap td { padding: 9px 12px; border-bottom: 1px solid var(--border); }
.calc-table-wrap tbody tr:last-child td { border-bottom: none; }

.calc-note { color: var(--muted); font-size: 0.8rem; line-height: 1.5; margin-top: 16px; }
.calc-disclaimer { color: var(--muted); font-size: 0.8rem; margin-top: 28px; max-width: 680px; }