/* AS DÉCAP — Calculateur de puissance (pages outils AFR) */

/* Texture midnight (remplace .beton legacy) */
.calc-beton {
  background-color: var(--ds-midnight);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='400' height='400'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.68' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='400' height='400' filter='url(%23n)' opacity='0.055'/%3E%3C/svg%3E");
}

/* ── Hero calculateur ── */
.calc-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: var(--ds-space-md);
}
.calc-hero__badge-as {
  font-family: var(--ds-font-ui);
  font-size: .58rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(255,255,255,.75);
  padding: 4px 10px;
  border: 1px solid rgba(255,255,255,.18);
}
.sp-hero__title em { font-style: italic; color: var(--ds-copper-light); }
.calc-hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: var(--ds-space-md);
}
.calc-hero__badges span {
  font-family: var(--ds-font-ui);
  font-size: .62rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.88);
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  padding: 8px 14px;
}
.calc-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(24px, 5vw, 48px);
  margin-top: var(--ds-space-lg);
  padding-top: var(--ds-space-md);
  border-top: 1px solid rgba(255,255,255,.08);
}
.calc-hero__stat strong {
  display: block;
  font-family: var(--ds-font-display);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 600;
  color: var(--ds-copper-light);
  line-height: 1;
}
.calc-hero__stat span {
  display: block;
  font-family: var(--ds-font-ui);
  font-size: .58rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: rgba(255,255,255,.35);
  margin-top: 6px;
}

/* ── Zone calculateur AFR ── */
.calc-tool-wrap {
  background: var(--ds-cream);
  padding: clamp(40px, 6vw, 64px) 0 clamp(56px, 8vw, 80px);
}

.afr-calc {
  max-width: 720px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--ds-warm-gray);
  overflow: hidden;
  box-shadow: var(--ds-shadow-md);
}

.afr-head {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px 28px;
}
.afr-head-ico {
  width: 48px;
  height: 48px;
  background: linear-gradient(145deg, var(--ds-copper-light), var(--ds-copper));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
  box-shadow: var(--ds-shadow-copper);
}
.afr-head-title {
  font-family: var(--ds-font-display);
  font-weight: 600;
  font-size: 1.45rem;
  color: #fff;
  line-height: 1.15;
}
.afr-head-sub {
  font-family: var(--ds-font-ui);
  font-size: .78rem;
  font-weight: 400;
  color: rgba(255,255,255,.5);
  margin-top: 4px;
}

.afr-body { padding: 32px 28px; }

.afr-field { margin-bottom: 22px; }
.afr-label {
  display: block;
  font-family: var(--ds-font-ui);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--ds-midnight);
  margin-bottom: 9px;
}
.afr-input,
.afr-select {
  width: 100%;
  font-family: var(--ds-font-ui);
  font-size: .95rem;
  font-weight: 500;
  color: var(--ds-midnight);
  background: #fff;
  border: 1.5px solid var(--ds-warm-gray);
  padding: 13px 14px;
  transition: border-color .2s, box-shadow .2s;
}
.afr-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%236B6560' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
  cursor: pointer;
}
.afr-input:focus,
.afr-select:focus {
  outline: none;
  border-color: var(--ds-copper);
  box-shadow: 0 0 0 3px rgba(184,115,75,.12);
}
.afr-input::placeholder { color: var(--ds-silver); }
.afr-num {
  text-align: center;
  font-family: var(--ds-font-display);
  font-weight: 600;
  font-size: 1.25rem;
}
.afr-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.afr-adj-title {
  font-family: var(--ds-font-ui);
  font-size: .92rem;
  font-weight: 700;
  color: var(--ds-midnight);
  margin: 6px 0;
}
.afr-adj-group {
  font-family: var(--ds-font-ui);
  font-size: .58rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ds-text-muted);
  margin: 18px 0 12px;
}
.afr-check {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-bottom: 11px;
  cursor: pointer;
  font-size: .9rem;
  font-weight: 300;
  color: var(--ds-text-muted);
  line-height: 1.35;
}
.afr-check input {
  width: 18px;
  height: 18px;
  accent-color: var(--ds-copper);
  cursor: pointer;
  flex-shrink: 0;
}
.afr-pct-down { color: #1f9d57; font-weight: 700; }
.afr-pct-up { color: var(--ds-copper); font-weight: 700; }

.afr-detail {
  padding: 22px 24px;
  margin: 26px 0;
  border: 1px solid rgba(255,255,255,.06);
}
.afr-detail-title {
  font-family: var(--ds-font-display);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--ds-copper-light);
  margin-bottom: 14px;
}
.afr-detail-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 7px 0;
  gap: 16px;
}
.afr-detail-row .lbl {
  font-size: .9rem;
  font-weight: 300;
  color: rgba(255,255,255,.62);
}
.afr-detail-row .val {
  font-family: var(--ds-font-ui);
  font-size: .88rem;
  font-weight: 600;
  color: #fff;
  text-align: right;
}
.afr-detail-row .val strong { color: var(--ds-copper-light); font-weight: 700; }

.afr-result {
  background: var(--ds-cream);
  border: 1px solid var(--ds-warm-gray);
  padding: 32px 24px;
  text-align: center;
  margin-bottom: 20px;
}
.afr-result-label {
  font-family: var(--ds-font-ui);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .06em;
  color: var(--ds-text-muted);
  margin-bottom: 6px;
}
.afr-result-num {
  font-family: var(--ds-font-display);
  font-weight: 600;
  font-size: clamp(3rem, 9vw, 4.5rem);
  line-height: .95;
  color: var(--ds-copper);
  letter-spacing: -.02em;
  transition: color .25s;
}
.afr-result-unit {
  font-family: var(--ds-font-ui);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: .14em;
  color: var(--ds-midnight);
  margin-top: 6px;
}

.afr-zone {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 22px;
  border: 1px solid rgba(255,255,255,.06);
}
.afr-zone-dot {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--ds-copper-light);
  flex-shrink: 0;
  box-shadow: 0 0 18px rgba(184,115,75,.45);
}
.afr-zone-label {
  font-family: var(--ds-font-ui);
  font-size: .62rem;
  font-weight: 500;
  letter-spacing: .05em;
  color: rgba(255,255,255,.42);
}
.afr-zone-name {
  font-family: var(--ds-font-display);
  font-weight: 600;
  font-size: 1.2rem;
  color: var(--ds-copper-light);
  line-height: 1.15;
}
.afr-zone-base {
  font-family: var(--ds-font-ui);
  font-size: .66rem;
  color: rgba(255,255,255,.45);
  margin-top: 2px;
}

.afr-recond {
  max-width: 720px;
  margin: 26px auto 0;
  background: #fff;
  border: 1px solid var(--ds-warm-gray);
  overflow: hidden;
  box-shadow: var(--ds-shadow-md);
}
.afr-recond-head {
  background: var(--ds-cream);
  padding: 26px 28px;
  border-bottom: 1px solid var(--ds-warm-gray);
}
.afr-recond-head h3 {
  font-family: var(--ds-font-display);
  font-weight: 600;
  font-size: 1.45rem;
  color: var(--ds-midnight);
  line-height: 1.15;
}
.afr-recond-head p {
  font-size: .85rem;
  font-weight: 300;
  color: var(--ds-text-muted);
  margin-top: 6px;
}
.afr-recond-body { padding: 28px; }

.afr-sub-label {
  display: block;
  font-family: var(--ds-font-ui);
  font-size: .78rem;
  font-weight: 700;
  color: var(--ds-midnight);
  margin-bottom: 9px;
}
.afr-sub-label--spaced { margin-top: 18px; }
.afr-detail-row.is-hidden { display: none; }

.afr-stepper { display: flex; align-items: center; gap: 10px; }
.afr-step-btn {
  width: 46px;
  height: 46px;
  border: 1.5px solid var(--ds-warm-gray);
  background: var(--ds-cream);
  font-family: var(--ds-font-display);
  font-weight: 600;
  font-size: 1.35rem;
  color: var(--ds-midnight);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  transition: border-color .15s, background .15s;
}
.afr-step-btn:hover { border-color: var(--ds-copper); }
.afr-step-btn.plus {
  background: var(--ds-copper);
  color: #fff;
  border-color: var(--ds-copper);
}
.afr-step-btn.plus:hover { background: var(--ds-copper-dark); }
.afr-step-val {
  width: 84px;
  height: 46px;
  text-align: center;
  border: 1.5px solid var(--ds-warm-gray);
  font-family: var(--ds-font-display);
  font-weight: 600;
  font-size: 1.25rem;
  color: var(--ds-midnight);
  background: #fff;
}

.afr-pro {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-top: 18px;
  font-size: .9rem;
  font-weight: 300;
  color: var(--ds-text-muted);
  cursor: pointer;
}
.afr-pro input { width: 18px; height: 18px; accent-color: var(--ds-copper); cursor: pointer; }
.afr-pro .ht { color: var(--ds-text-muted); font-size: .85rem; }

.afr-rad-card {
  border: 1px solid var(--ds-warm-gray);
  padding: 24px;
  margin-top: 18px;
  background: var(--ds-cream-light);
}
.afr-rad-card h4 {
  font-family: var(--ds-font-display);
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--ds-midnight);
  margin-bottom: 16px;
}

.afr-toggle { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.afr-toggle button {
  padding: 14px;
  border: 1.5px solid var(--ds-warm-gray);
  background: #fff;
  font-family: var(--ds-font-ui);
  font-size: .85rem;
  font-weight: 600;
  color: var(--ds-text-muted);
  cursor: pointer;
  transition: all .15s;
}
.afr-toggle button:hover { border-color: var(--ds-copper); color: var(--ds-midnight); }
.afr-toggle button.active-copper {
  background: var(--ds-copper);
  color: #fff;
  border-color: var(--ds-copper);
}
.afr-toggle button.active-ink {
  background: var(--ds-midnight);
  color: #fff;
  border-color: var(--ds-midnight);
}

.afr-cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.afr-cols button {
  height: 54px;
  border: 1.5px solid var(--ds-warm-gray);
  background: #fff;
  font-family: var(--ds-font-display);
  font-weight: 600;
  font-size: 1.25rem;
  color: var(--ds-midnight);
  cursor: pointer;
  transition: all .15s;
}
.afr-cols button:hover { border-color: var(--ds-copper); }
.afr-cols button.active {
  background: var(--ds-copper);
  color: #fff;
  border-color: var(--ds-copper);
}

.afr-send {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  margin-top: 26px;
  background: var(--ds-copper);
  color: #fff;
  font-family: var(--ds-font-ui);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 18px;
  border: none;
  cursor: pointer;
  transition: background .2s, transform .15s;
}
.afr-send:hover {
  background: var(--ds-copper-dark);
  transform: translateY(-1px);
}

/* ── Table de référence ── */
.calc-table-section { padding: var(--ds-space-2xl) 0; background: #fff; }

.calc-table-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 20px;
}
.calc-table-tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--ds-warm-gray);
  overflow-x: auto;
}
.calc-table-tab {
  padding: 12px 20px;
  font-family: var(--ds-font-ui);
  font-size: .62rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ds-text-muted);
  cursor: pointer;
  border: none;
  background: transparent;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  white-space: nowrap;
  transition: color .2s, border-color .2s;
}
.calc-table-tab.active {
  color: var(--ds-copper);
  border-bottom-color: var(--ds-copper);
}

.table-dt-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
}
.table-dt-toggle label {
  font-family: var(--ds-font-ui);
  font-size: .62rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ds-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
}
.dt-toggle-switch { position: relative; width: 40px; height: 22px; }
.dt-toggle-switch input { opacity: 0; width: 0; height: 0; }
.dt-toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--ds-warm-gray);
  border-radius: 11px;
  cursor: pointer;
  transition: background .2s;
}
.dt-toggle-slider::before {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  left: 3px;
  top: 3px;
  background: #fff;
  border-radius: 50%;
  transition: transform .2s;
}
.dt-toggle-switch input:checked + .dt-toggle-slider { background: var(--ds-copper); }
.dt-toggle-switch input:checked + .dt-toggle-slider::before { transform: translateX(18px); }

.ref-table-panel { display: none; }
.ref-table-panel.active { display: block; }
.ref-table-wrap { overflow-x: auto; }
.ref-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--ds-font-ui);
}
.ref-table th {
  background: var(--ds-midnight);
  color: rgba(255,255,255,.65);
  font-size: .55rem;
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
  padding: 14px 18px;
  text-align: center;
}
.ref-table th:first-child { text-align: left; }
.ref-table td {
  padding: 14px 18px;
  text-align: center;
  border-bottom: 1px solid var(--ds-cream);
  font-size: .82rem;
  font-weight: 400;
  color: var(--ds-text-muted);
  transition: background .15s;
}
.ref-table td:first-child {
  font-family: var(--ds-font-display);
  font-weight: 600;
  font-size: 1rem;
  color: var(--ds-midnight);
  text-align: left;
}
.ref-table td strong { font-weight: 700; color: var(--ds-copper); }
.ref-table tr:nth-child(even) td { background: var(--ds-cream-light); }
.ref-table tr:hover td { background: rgba(184,115,75,.06); }
.ref-table td.is-empty { color: var(--ds-silver); }

.ref-table-note {
  font-size: .82rem;
  font-weight: 300;
  line-height: 1.7;
  color: var(--ds-text-muted);
  margin-top: 16px;
  padding: 14px 18px;
  background: var(--ds-cream);
  border-left: 3px solid var(--ds-copper);
}
.ref-table-note strong { font-weight: 600; color: var(--ds-midnight); }

/* ── FAQ ── */
.calc-faq-section {
  padding: var(--ds-space-2xl) 0;
  background: var(--ds-cream);
}
.calc-faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px;
  background: var(--ds-warm-gray);
  margin-top: var(--ds-space-lg);
}
.calc-faq-item {
  background: #fff;
  padding: clamp(24px, 4vw, 36px);
}
.calc-faq-q {
  font-family: var(--ds-font-display);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--ds-midnight);
  line-height: 1.25;
  margin-bottom: 12px;
}
.calc-faq-q::before {
  content: 'Q.';
  font-family: var(--ds-font-ui);
  font-size: .58rem;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--ds-copper);
  display: block;
  margin-bottom: 8px;
  text-transform: uppercase;
}
.calc-faq-a {
  font-size: .88rem;
  font-weight: 300;
  line-height: 1.85;
  color: var(--ds-text-muted);
}
.calc-faq-a strong { font-weight: 600; color: var(--ds-midnight); }

/* ── CTA bas de page ── */
.calc-cta-section {
  padding: var(--ds-space-2xl) 0;
  background: var(--ds-midnight);
  text-align: center;
  color: #fff;
}
.calc-cta-section .ds-title { color: #fff; }
.calc-cta-section .ds-lead {
  margin: 0 auto var(--ds-space-lg);
  text-align: center;
  color: var(--ds-text-light-muted);
  max-width: 54ch;
}
.calc-cta-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .calc-faq-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .afr-body,
  .afr-recond-body { padding: 24px 18px; }
  .afr-head { padding: 20px; }
  .afr-recond-head { padding: 22px 18px; }
  .afr-grid-2 { grid-template-columns: 1fr; gap: 0; }
  .afr-cols { grid-template-columns: repeat(2, 1fr); gap: 6px; }
  .afr-cols button { height: 48px; font-size: 1.1rem; }
  .calc-table-tabs { width: 100%; }
}