/* ==========================================================================
   MODULE MICROSOFT EXCEL — STYLES OFFICIELS & DESIGN SYSTEM VERT
   Dédié à la section complète Microsoft Excel sur /formations/microsoft-office
   ========================================================================== */

:root {
  --excel-green-primary: #107C41;
  --excel-green-dark: #0C5A2F;
  --excel-green-deep: #064E24;
  --excel-green-light: #22C55E;
  --excel-green-tint: #F0FDF4;
  --excel-green-surface: #DCFCE7;
  --excel-border: #BBF7D0;
  --excel-border-subtle: #E2E8F0;
  --excel-shadow-sm: 0 2px 8px rgba(16, 124, 65, 0.06);
  --excel-shadow-md: 0 10px 25px rgba(16, 124, 65, 0.08);
  --excel-shadow-glow: 0 12px 36px rgba(16, 124, 65, 0.16);
}

/* 1. CONTENEUR GLOBAL DU MODULE EXCEL */
.excel-section {
  position: relative;
  background: #F8FAFC;
  padding-top: clamp(48px, 6vw, 76px);
  padding-bottom: clamp(48px, 6vw, 76px);
  border-top: 1px solid #E2E8F0;
  border-bottom: 1px solid #E2E8F0;
}

.excel-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(90deg, #107C41 0%, #22C55E 50%, #107C41 100%);
}

/* 2. HEADER DU MODULE */
.excel-header {
  text-align: center;
  max-width: 840px;
  margin: 0 auto clamp(36px, 5vw, 56px) auto;
}

.excel-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--excel-green-tint);
  border: 1px solid var(--excel-border);
  color: var(--excel-green-primary);
  font-family: var(--font-family-heading);
  font-weight: 800;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 20px;
}

.excel-logo-wrapper {
  margin: 0 auto 20px auto;
  width: 96px;
  height: 96px;
  border-radius: 22px;
  background: #FFFFFF;
  border: 1.5px solid var(--excel-border);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--excel-shadow-md);
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.excel-logo-img {
  width: 60px;
  height: 60px;
  object-fit: contain;
  display: block;
  animation: excelLogoFloat 5s ease-in-out infinite;
}

@keyframes excelLogoFloat {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-6px);
  }
}

.excel-title {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 900;
  color: #0F172A;
  margin: 0 0 14px 0;
  letter-spacing: -0.02em;
}

.excel-title span {
  color: var(--excel-green-primary);
}

.excel-subtitle {
  font-family: var(--font-family-body);
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  font-weight: 600;
  color: var(--excel-green-dark);
  max-width: 720px;
  margin: 0 auto 16px auto;
  line-height: 1.45;
}

.excel-lead-desc {
  font-size: clamp(0.95rem, 1.2vw, 1.05rem);
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 720px;
  margin: 0 auto;
}

/* 3. SECTION HOOK : EXCEL BASIQUE VS STRUCTURÉ */
.excel-hook-block {
  background: #F8FAFC;
  border: 1px solid var(--excel-border-subtle);
  border-radius: var(--radius-xl);
  padding: clamp(24px, 4vw, 40px);
  margin-bottom: clamp(40px, 6vw, 64px);
  box-shadow: var(--excel-shadow-sm);
}

.excel-hook-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 28px auto;
}

.excel-hook-title {
  font-size: clamp(1.2rem, 2.2vw, 1.6rem);
  color: #0F172A;
  margin-bottom: 8px;
}

.excel-hook-phrase {
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--excel-green-primary);
  margin-bottom: 12px;
}

.excel-hook-text {
  font-size: 0.96rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.excel-transition-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 24px;
}

@media (min-width: 768px) {
  .excel-transition-grid {
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
  }
}

.excel-transition-card {
  padding: 22px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--excel-border-subtle);
  background: #FFFFFF;
}

.excel-transition-card.basic {
  border-color: #FED7AA;
  background: #FFFBF7;
}

.excel-transition-card.structured {
  border-color: var(--excel-border);
  background: var(--excel-green-tint);
}

.excel-transition-card-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.02rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.excel-transition-card.basic .excel-transition-card-title {
  color: #C2410C;
}

.excel-transition-card.structured .excel-transition-card-title {
  color: var(--excel-green-primary);
}

.excel-transition-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.excel-transition-list li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.4;
}

.excel-transition-arrow {
  display: none;
  font-size: 1.8rem;
  color: var(--excel-green-primary);
  font-weight: 900;
  text-align: center;
}

@media (min-width: 768px) {
  .excel-transition-arrow {
    display: block;
  }
}

/* 4. PROGRAMME DE FORMATION : LES 20 CARTES */
.excel-program-section {
  margin-bottom: clamp(48px, 6vw, 72px);
}

.excel-subheading {
  text-align: center;
  max-width: 760px;
  margin: 0 auto clamp(24px, 4vw, 36px) auto;
}

.excel-subheading-title {
  font-size: clamp(1.4rem, 2.8vw, 2rem);
  color: #0F172A;
  margin-bottom: 10px;
}

.excel-subheading-desc {
  font-size: 0.98rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.excel-modules-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 640px) {
  .excel-modules-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }
}

@media (min-width: 1024px) {
  .excel-modules-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
}

.excel-mod-card {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-lg);
  padding: 20px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.02);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  position: relative;
  overflow: hidden;
}

.excel-mod-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: var(--excel-green-primary);
  transition: height 0.25s ease;
}

.excel-mod-card:hover {
  transform: translateY(-4px);
  border-color: var(--excel-border);
  box-shadow: var(--excel-shadow-sm);
}

.excel-mod-card:hover::before {
  height: 100%;
}

.excel-mod-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.excel-mod-num {
  font-family: var(--font-family-heading);
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--excel-green-primary);
  background: var(--excel-green-tint);
  border: 1px solid var(--excel-border);
  padding: 3px 9px;
  border-radius: 6px;
  letter-spacing: 0.05em;
}

.excel-mod-icon {
  font-size: 1.3rem;
  line-height: 1;
}

.excel-mod-title {
  font-family: var(--font-family-heading);
  font-size: 0.98rem;
  font-weight: 800;
  color: #0F172A;
  margin: 0;
  line-height: 1.35;
  text-transform: uppercase;
}

.excel-mod-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
}

/* 5. CAS PRATIQUES (6 CARTES) */
.excel-usecases-section {
  background: #F8FAFC;
  border: 1px solid var(--excel-border-subtle);
  border-radius: var(--radius-xl);
  padding: clamp(28px, 5vw, 44px);
  margin-bottom: clamp(48px, 6vw, 72px);
}

.excel-usecases-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 640px) {
  .excel-usecases-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .excel-usecases-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.excel-usecase-card {
  background: #FFFFFF;
  border: 1px solid var(--excel-border);
  border-radius: var(--radius-lg, 16px);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 0 4px 12px rgba(16, 124, 65, 0.05);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.excel-usecase-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--excel-green-primary), #22C55E);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.excel-usecase-card:hover {
  transform: translateY(-4px);
  border-color: var(--excel-green-primary);
  box-shadow: 0 12px 28px rgba(16, 124, 65, 0.12);
}

.excel-usecase-card:hover::before {
  opacity: 1;
}

.excel-usecase-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 2px;
}

.excel-usecase-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 3px 8px;
  border-radius: 9999px;
  background: #DCFCE7;
  color: var(--excel-green-dark);
}

.excel-usecase-num {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-muted, #64748B);
}

.excel-usecase-header {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--excel-green-dark);
  line-height: 1.3;
}

.excel-usecase-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.excel-usecase-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
}

.excel-usecase-scenario {
  background: #F8FAFC;
  border-left: 3px solid var(--excel-green-primary);
  border-radius: 0 8px 8px 0;
  padding: 10px 12px;
  font-size: 0.84rem;
  color: var(--text-primary);
  line-height: 1.45;
}

.excel-usecase-scenario strong {
  color: var(--excel-green-dark);
  display: block;
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.excel-usecase-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

.excel-usecase-pill {
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  font-size: 0.74rem;
  font-weight: 700;
  padding: 3px 7px;
  border-radius: 6px;
  background: #F1F5F9;
  color: #0F172A;
  border: 1px solid #E2E8F0;
}

.excel-usecase-file {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--excel-green-dark);
  padding-top: 10px;
  margin-top: auto;
  border-top: 1px dashed var(--excel-border-subtle);
}

/* 6. DÉMONSTRATION VISUELLE EXCEL : FAUSSE FEUILLE DE CALCUL */
.excel-demo-section {
  margin-bottom: clamp(48px, 6vw, 72px);
}

.excel-demo-window {
  background: #FFFFFF;
  border: 1.5px solid #CBD5E1;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.08);
  max-width: 820px;
  margin: 0 auto;
}

.excel-demo-topbar {
  background: var(--excel-green-primary);
  color: #FFFFFF;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.84rem;
  font-weight: 600;
}

.excel-demo-dots {
  display: flex;
  gap: 6px;
}

.excel-demo-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
}

.excel-demo-formula-bar {
  background: #F1F5F9;
  border-bottom: 1px solid #CBD5E1;
  padding: 8px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: monospace;
  font-size: 0.88rem;
  color: #334155;
}

.excel-fx-badge {
  background: #E2E8F0;
  color: #0F172A;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: bold;
  font-size: 0.78rem;
}

.excel-formula-text {
  color: var(--excel-green-dark);
  font-weight: 700;
}

.excel-demo-table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.excel-demo-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  min-width: 520px;
}

.excel-demo-table th,
.excel-demo-table td {
  padding: 10px 14px;
  border: 1px solid #E2E8F0;
  text-align: left;
}

.excel-demo-table th {
  background: #F8FAFC;
  color: #475569;
  font-weight: 700;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.excel-col-head {
  background: #F1F5F9;
  text-align: center !important;
  color: #64748B;
  font-weight: 800;
  width: 36px;
}

.excel-row-num {
  background: #F8FAFC;
  color: #94A3B8;
  font-weight: 700;
  text-align: center !important;
  width: 36px;
}

.excel-demo-total-row {
  background: var(--excel-green-surface) !important;
  font-weight: 800;
  color: var(--excel-green-deep);
}

.excel-total-amount {
  font-size: 1rem;
  color: var(--excel-green-deep);
  font-weight: 900;
}

/* FLUX VISUEL : DONNÉES -> FORMULE -> RÉSULTAT */
.excel-flow-chain {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 760px;
  margin: 26px auto 14px auto;
}

@media (min-width: 640px) {
  .excel-flow-chain {
    flex-direction: row;
    align-items: center;
    justify-content: center;
  }
}

.excel-flow-step {
  background: #FFFFFF;
  border: 1.5px solid var(--excel-border);
  border-radius: var(--radius-md);
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--excel-green-deep);
  box-shadow: var(--excel-shadow-sm);
  flex: 1;
}

.excel-flow-arrow {
  font-size: 1.2rem;
  color: var(--excel-green-primary);
  text-align: center;
}

.excel-demo-disclaimer {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 10px;
}

/* 7. SECTION FORMULES PÉDAGOGIQUES */
.excel-formulas-section {
  background: #F8FAFC;
  border: 1px solid var(--excel-border-subtle);
  border-radius: var(--radius-xl);
  padding: clamp(26px, 5vw, 42px);
  margin-bottom: clamp(48px, 6vw, 72px);
}

.excel-formula-callout {
  background: #FFFFFF;
  border: 1.5px solid var(--excel-border);
  border-radius: var(--radius-lg);
  padding: 16px 24px;
  text-align: center;
  max-width: 600px;
  margin: 0 auto 28px auto;
  box-shadow: var(--excel-shadow-sm);
}

.excel-formula-expr {
  font-family: monospace;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--excel-green-deep);
  margin-bottom: 6px;
}

.excel-formula-concrete {
  font-size: 0.92rem;
  color: var(--text-secondary);
}

.excel-ops-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

@media (min-width: 640px) {
  .excel-ops-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .excel-ops-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.excel-op-card {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-md);
  padding: 18px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.excel-op-card:hover {
  transform: translateY(-3px);
  border-color: var(--excel-border);
}

.excel-op-symbol {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--excel-green-tint);
  border: 1px solid var(--excel-border);
  color: var(--excel-green-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 900;
}

.excel-op-name {
  font-size: 0.95rem;
  font-weight: 800;
  color: #0F172A;
  margin: 0;
}

.excel-op-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.45;
  margin: 0;
}

/* 8. SECTION : MÊME SI VOUS CONNAISSEZ DÉJÀ EXCEL */
.excel-already-know-section {
  background: linear-gradient(135deg, #FFFFFF 0%, var(--excel-green-tint) 100%);
  border: 1.5px solid var(--excel-border);
  border-radius: var(--radius-xl);
  padding: clamp(28px, 5vw, 44px);
  margin-bottom: clamp(48px, 6vw, 72px);
  box-shadow: var(--excel-shadow-sm);
}

.excel-checks-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  max-width: 780px;
  margin: 24px auto 0 auto;
}

@media (min-width: 640px) {
  .excel-checks-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.excel-check-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #FFFFFF;
  border: 1px solid var(--excel-border);
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  font-weight: 600;
  color: #0F172A;
}

.excel-check-icon {
  color: var(--excel-green-primary);
  font-weight: 900;
  font-size: 1.1rem;
}

/* 9. SECTION : POUR QUI ? (4 CARTES) */
.excel-audience-section {
  margin-bottom: clamp(48px, 6vw, 72px);
}

.excel-audience-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 640px) {
  .excel-audience-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .excel-audience-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.excel-aud-card {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-lg);
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.02);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.excel-aud-card:hover {
  transform: translateY(-3px);
  border-color: var(--excel-border);
}

.excel-aud-icon {
  font-size: 1.8rem;
  line-height: 1;
  margin-bottom: 4px;
}

.excel-aud-title {
  font-size: 0.96rem;
  font-weight: 800;
  color: #0F172A;
  margin: 0;
  text-transform: uppercase;
}

.excel-aud-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
}

/* 10. MÉTHODE D'APPRENTISSAGE (3 ÉTAPES) */
.excel-method-section {
  background: #F8FAFC;
  border: 1px solid var(--excel-border-subtle);
  border-radius: var(--radius-xl);
  padding: clamp(28px, 5vw, 44px);
  margin-bottom: clamp(48px, 6vw, 72px);
}

.excel-method-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  max-width: 860px;
  margin: 28px auto 0 auto;
}

@media (min-width: 768px) {
  .excel-method-steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

.excel-method-step-card {
  background: #FFFFFF;
  border: 1.5px solid var(--excel-border);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow: var(--excel-shadow-sm);
  position: relative;
}

.excel-step-num {
  display: inline-block;
  font-family: var(--font-family-heading);
  font-size: 0.85rem;
  font-weight: 900;
  color: var(--excel-green-primary);
  background: var(--excel-green-tint);
  border: 1px solid var(--excel-border);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin: 0 auto;
}

.excel-step-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: #0F172A;
  margin: 0;
  letter-spacing: 0.04em;
}

.excel-step-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
}

/* 11. BLOC RÉCAPITULATIF EXCEL */
.excel-recap-card {
  background: linear-gradient(135deg, #0C5A2F 0%, #107C41 100%);
  color: #FFFFFF;
  border-radius: var(--radius-xl);
  padding: clamp(30px, 5vw, 48px);
  text-align: center;
  max-width: 860px;
  margin: 0 auto clamp(40px, 6vw, 60px) auto;
  box-shadow: var(--excel-shadow-glow);
}

.excel-recap-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #FFFFFF;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 14px;
  letter-spacing: 0.05em;
}

.excel-recap-title {
  font-size: clamp(1.6rem, 3.2vw, 2.4rem);
  font-weight: 900;
  color: #FFFFFF;
  margin: 0 0 16px 0;
}

.excel-recap-pills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  max-width: 700px;
  margin: 0 auto 20px auto;
}

.excel-recap-pill {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #FFFFFF;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
}

.excel-recap-text {
  font-size: 0.98rem;
  color: rgba(255, 255, 255, 0.9);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.55;
}

/* 12. SECTION CTA DU MODULE */
.excel-cta-wrap {
  text-align: center;
  max-width: 680px;
  margin: 0 auto clamp(40px, 6vw, 64px) auto;
  padding: 0 16px;
}

.excel-btn-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: #EA580C;
  color: #FFFFFF;
  font-family: var(--font-family-heading);
  font-size: clamp(0.96rem, 1.4vw, 1.15rem);
  font-weight: 800;
  padding: 16px 32px;
  border-radius: var(--radius-lg);
  text-decoration: none;
  box-shadow: 0 10px 24px rgba(234, 88, 12, 0.35);
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
  width: 100%;
  max-width: 480px;
}

.excel-btn-cta:hover {
  background: #C2410C;
  transform: translateY(-3px);
  box-shadow: 0 14px 28px rgba(234, 88, 12, 0.45);
}

.excel-cta-subtext {
  margin-top: 10px;
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* 13. SECTION TRANSITION VERS ACCESS */
.excel-transition-access-box {
  background: #FFFFFF;
  border: 2px dashed #CBD5E1;
  border-radius: var(--radius-xl);
  padding: clamp(26px, 4vw, 36px);
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
  position: relative;
}

.excel-transition-access-title {
  font-size: clamp(1.2rem, 2.4vw, 1.6rem);
  color: #0F172A;
  margin-bottom: 12px;
}

.excel-transition-access-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 620px;
  margin: 0 auto 20px auto;
}

.btn-transition-access {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #FFFFFF;
  border: 2px solid var(--excel-green-primary);
  color: var(--excel-green-primary);
  font-family: var(--font-family-heading);
  font-size: 0.95rem;
  font-weight: 800;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-transition-access:hover {
  background: var(--excel-green-primary);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: var(--excel-shadow-sm);
}

/* ANIMATIONS PROGRESSIVES AU SCROLL (VISIBILITÉ GARANTIE PAR DÉFAUT) */
[data-reveal] {
  opacity: 1;
  transform: none;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

[data-reveal].revealed {
  opacity: 1;
  transform: none;
}

/* ACCESSIBILITÉ : PREFERS-REDUCED-MOTION */
@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .excel-logo-img {
    animation: none !important;
  }
  .excel-mod-card,
  .excel-usecase-card,
  .excel-op-card,
  .excel-aud-card,
  .excel-btn-cta,
  .btn-transition-access {
    transition: none !important;
    transform: none !important;
  }
}