:root {
  --primary-color: #aa3f67;
  --primary-light: #eb7196;
  --primary-medium: #d16187;
  --secondary-color: #eb7196;
  --secondary-hover: #d16187;
  --accent-color: #eb7196;
  --text-color: #464757;
  --text-light: #6b7280;
  --bg-color: #ffffff;
  --bg-light: #f9fafb;
  --bg-dark: #464757;
  --border-color: #e5e7eb;
  --success-color: #10b981;
  --error-color: #ef4444;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
  width: 100%;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-weight: 300;
  color: var(--text-color);
  background-color: var(--bg-color);
  line-height: 1.6;
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}

section {
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul {
  list-style: none;
}

.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--secondary-color);
  color: var(--bg-color);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background-color: var(--secondary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background-color: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
  background-color: var(--primary-color);
  color: var(--bg-color);
}

.btn-submit {
  width: 100%;
  margin-top: 1rem;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--bg-color);
  box-shadow: var(--shadow-md);
  z-index: 1000;
  transition: var(--transition);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
  min-height: 70px;
}

.logo a {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  height: 55px;
}

.logo-icon-wrapper {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 55px;
  height: 55px;
  flex-shrink: 0;
}

.logo-icon {
  width: 100%;
  height: 100%;
  color: var(--primary-color);
}

.logo-text-group {
  display: inline-flex;
  align-items: center;
  gap: 0.875rem;
}

.logo-text {
  height: 55px;
  width: auto;
  display: block;
}

.logo-separator {
  color: rgba(70, 71, 87, 0.2);
  font-size: 2.5rem;
  font-weight: 100;
  line-height: 0.8;
  display: inline-flex;
  align-items: center;
}

.logo-subtitle {
  color: var(--text-color);
  font-weight: 700;
  font-size: 1.75rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  line-height: 1;
  display: inline-flex;
  align-items: center;
}

.nav-list {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-link {
  font-weight: 500;
  color: var(--text-color);
  position: relative;
  padding: 0.5rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--secondary-color);
  transition: var(--transition);
}

.nav-link:hover::after,
.nav-link:focus-visible::after {
  width: 100%;
}

.nav-link:focus-visible {
  outline: 2px solid var(--secondary-color);
  outline-offset: 4px;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--primary-color);
}

.menu-toggle .material-icons {
  font-size: 2rem;
}

.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 280px;
  height: 100vh;
  background-color: var(--bg-color);
  box-shadow: var(--shadow-xl);
  z-index: 2000;
  transition: right 0.3s ease;
  padding: 2rem;
}

.mobile-menu.active {
  right: 0;
}

.menu-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--primary-color);
}

.menu-close .material-icons {
  font-size: 2rem;
}

.mobile-nav {
  margin-top: 3rem;
}

.mobile-nav ul {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.mobile-nav-link {
  display: block;
  padding: 1rem 2rem;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-color);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.mobile-nav-link:hover {
  background-color: var(--bg-light);
  color: var(--secondary-color);
  padding-left: 2.5rem;
}

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  background: var(--primary-color);
  color: var(--bg-color);
  padding-top: calc(70px + 3rem);
  padding-bottom: 3rem;
  overflow: hidden;
}

.hero-wave {
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 150px;
  color: var(--bg-light);
  z-index: 1;
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  text-align: left;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.15;
  color: var(--bg-color);
}

.hero-subtitle {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  margin-bottom: 1.5rem;
  line-height: 1.4;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 400;
}

.hero-description {
  font-size: clamp(1rem, 2vw, 1.125rem);
  margin-bottom: 2.5rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.85);
  font-weight: 300;
}

.hero-visual {
  position: relative;
}

.hero-illustration {
  width: 100%;
  max-width: 540px;
  height: auto;
  margin: 0 auto;
  display: block;
}

.hero-cta {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.hero-cta .btn-primary {
  background-color: var(--bg-color);
  color: var(--primary-color);
  box-shadow: var(--shadow-lg);
}

.hero-cta .btn-primary:hover {
  background-color: var(--bg-light);
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

.hero-cta .btn-secondary {
  background-color: transparent;
  color: var(--bg-color);
  border-color: var(--bg-color);
}

.hero-cta .btn-secondary:hover {
  background-color: var(--bg-color);
  color: var(--primary-color);
}

section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.section-intro,
.section-subtitle {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--text-light);
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.7;
}

.section-subtitle {
  color: var(--secondary-color);
  font-weight: 600;
  margin-top: 0.5rem;
}

.enjeux {
  background-color: var(--bg-light);
}

.enjeux-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: center;
}

.enjeu-card {
  flex: 1 1 300px;
  max-width: 350px;
  background-color: var(--bg-color);
  padding: 2rem;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.enjeu-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.enjeu-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.enjeu-icon i {
  font-size: 2rem;
  color: var(--bg-color);
}

.enjeu-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.enjeu-card p {
  color: var(--text-light);
  line-height: 1.6;
}

.solutions {
  background-color: var(--bg-color);
}

.solutions-list {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.solution-item {
  display: flex;
  align-items: flex-start;
  gap: 2rem;
  padding: 2rem;
  background-color: var(--bg-light);
  border-radius: 12px;
  transition: var(--transition);
}

.solution-item:hover {
  box-shadow: var(--shadow-lg);
  transform: translateX(5px);
}

.solution-icon {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.solution-icon i {
  font-size: 2.5rem;
  color: var(--bg-color);
}

.solution-content h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.solution-content p {
  color: var(--text-light);
  line-height: 1.7;
}

.case-study {
  background: var(--primary-color);
  position: relative;
  overflow: hidden;
}

.case-study-content {
  max-width: 1100px;
  margin: 0 auto;
}

.case-study .section-header h2 {
  color: var(--bg-color);
}

.case-study-badge {
  display: inline-block;
  background: var(--bg-color);
  color: var(--primary-color);
  padding: 0.5rem 1.5rem;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.case-study-hero {
  background: rgba(255, 255, 255, 0.98);
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 20px;
  padding: 3rem;
  margin-bottom: 4rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.hero-client-info {
  text-align: center;
  margin-bottom: 2.5rem;
}

.client-name {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.client-sector {
  font-size: 1.125rem;
  color: var(--text-light);
  font-weight: 400;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
}

.stat-item {
  text-align: center;
  padding: 1.5rem;
  background: var(--bg-color);
  border-radius: 16px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
}

.stat-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 24px rgba(170, 63, 103, 0.15);
}

.stat-value {
  font-size: 3rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
  line-height: 1;
}

.stat-label {
  font-size: 0.95rem;
  color: var(--text-light);
  font-weight: 500;
}

.study-section {
  background: rgba(255, 255, 255, 0.98);
  border-radius: 24px;
  padding: 3rem;
  margin-bottom: 2.5rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.study-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
}

.challenge-section::before {
  background: linear-gradient(90deg, #ff9800, #ff5722);
}

.solution-section::before {
  background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
}

.results-section::before {
  background: linear-gradient(90deg, #10b981, #34d399);
}

.study-section:hover {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
}

.section-badge {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2rem;
  color: var(--bg-color);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.challenge-badge {
  background: linear-gradient(135deg, #ff9800, #ff5722);
}

.solution-badge {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
}

.results-badge {
  background: linear-gradient(135deg, #10b981, #34d399);
}

.study-content {
  max-width: 100%;
}

.study-quote {
  background: linear-gradient(135deg, rgba(170, 63, 103, 0.05) 0%, rgba(235, 113, 150, 0.03) 100%);
  padding: 2rem;
  border-radius: 16px;
  margin-bottom: 2.5rem;
  position: relative;
  border-left: 4px solid var(--primary-light);
}

.study-quote i {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  font-size: 2rem;
  color: var(--primary-light);
  opacity: 0.25;
}

.study-quote p {
  font-style: italic;
  color: var(--text-color);
  line-height: 1.8;
  padding-left: 3rem;
  margin: 0;
  font-size: 1.125rem;
}

.challenges-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.challenge-item {
  background: linear-gradient(135deg, rgba(255, 152, 0, 0.03) 0%, rgba(255, 87, 34, 0.03) 100%);
  border: 2px solid rgba(255, 152, 0, 0.15);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  transition: var(--transition);
}

.challenge-item:hover {
  transform: translateY(-5px);
  border-color: #ff9800;
  box-shadow: 0 8px 24px rgba(255, 152, 0, 0.2);
}

.challenge-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, #ff9800, #ff5722);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  box-shadow: 0 4px 12px rgba(255, 152, 0, 0.3);
}

.challenge-icon i {
  font-size: 2rem;
  color: var(--bg-color);
}

.challenge-item h4 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: 0.75rem;
}

.challenge-item p {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.6;
  margin: 0;
}

.solution-intro {
  font-size: 1.125rem;
  color: var(--text-color);
  line-height: 1.8;
  margin-bottom: 2.5rem;
  text-align: center;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.solution-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  background: linear-gradient(135deg, rgba(170, 63, 103, 0.03) 0%, rgba(235, 113, 150, 0.03) 100%);
  border: 2px solid rgba(170, 63, 103, 0.1);
  border-radius: 16px;
  padding: 2rem;
  transition: var(--transition);
}

.feature-item:hover {
  transform: translateY(-5px);
  border-color: var(--primary-light);
  box-shadow: 0 8px 24px rgba(170, 63, 103, 0.15);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(170, 63, 103, 0.3);
}

.feature-icon i {
  font-size: 1.75rem;
  color: var(--bg-color);
}

.feature-text h4 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.feature-text p {
  font-size: 0.95rem;
  color: var(--text-light);
  margin: 0;
}

.success-quote {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.05) 0%, rgba(52, 211, 153, 0.05) 100%);
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.result-card {
  background: linear-gradient(135deg, rgba(170, 63, 103, 0.03) 0%, rgba(235, 113, 150, 0.03) 100%);
  border: 2px solid rgba(170, 63, 103, 0.1);
  border-radius: 16px;
  padding: 1.5rem;
  text-align: center;
  transition: var(--transition);
  cursor: default;
}

.result-card:hover {
  transform: translateY(-5px) scale(1.02);
  border-color: var(--primary-light);
  box-shadow: 0 8px 24px rgba(170, 63, 103, 0.15);
}

.result-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
}

.result-icon i {
  font-size: 1.5rem;
  color: var(--bg-color);
}

.result-metric {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  line-height: 1.2;
}

.result-label {
  font-size: 0.875rem;
  color: var(--text-light);
  font-weight: 500;
}

.evaluation {
  background-color: var(--bg-color);
}

.evaluation-content {
  max-width: 800px;
  margin: 0 auto;
}

.evaluation-card {
  background-color: var(--bg-light);
  padding: 3rem;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.evaluation-icon {
  width: 100px;
  height: 100px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 2rem;
}

.evaluation-icon i {
  font-size: 3rem;
  color: var(--bg-color);
}

.evaluation-card h3 {
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.evaluation-card > p {
  color: var(--text-light);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.evaluation-questions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
  text-align: left;
}

.question-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background-color: var(--bg-color);
  border-radius: 8px;
  transition: var(--transition);
}

.question-item:hover {
  transform: translateX(5px);
  box-shadow: var(--shadow-sm);
}

.question-item i {
  color: var(--secondary-color);
  font-size: 1.5rem;
  flex-shrink: 0;
}

.question-item span {
  color: var(--text-color);
  font-weight: 500;
}

.contact {
  background-color: var(--bg-light);
}

.contact-wrapper {
  display: flex;
  gap: 3rem;
  align-items: flex-start;
}

.contact-left,
.contact-right {
  flex: 1;
}

.contact-map {
  margin-top: 2rem;
  box-shadow: var(--shadow-md);
  border-radius: 12px;
  overflow: hidden;
  transition: var(--transition);
}

.contact-map:hover {
  box-shadow: var(--shadow-lg);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.5rem;
  background-color: var(--bg-color);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.contact-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.contact-icon {
  flex-shrink: 0;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-icon i {
  font-size: 1.5rem;
  color: var(--bg-color);
}

.contact-details h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-light);
  margin-bottom: 0.25rem;
}

.contact-details a,
.contact-details p {
  font-size: 1.125rem;
  color: var(--primary-color);
  font-weight: 500;
}

.contact-details a:hover {
  color: var(--secondary-color);
}

.contact-details a:focus-visible {
  outline: 2px solid var(--secondary-color);
  outline-offset: 2px;
}

.contact-form {
  background-color: var(--bg-color);
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-weight: 500;
  color: var(--text-color);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  color: var(--text-color);
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.footer {
  background-color: var(--bg-dark);
  color: #ffffff;
  padding: 3rem 0 1rem;
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer-section {
  flex: 1 1 250px;
}

.footer-section h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: #ffffff;
}

.footer-section p {
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.6;
}

.footer-links,
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a,
.footer-contact a {
  color: rgba(255, 255, 255, 0.85);
  transition: var(--transition);
}

.footer-links a:hover,
.footer-contact a:hover {
  color: var(--primary-light);
  padding-left: 0.5rem;
}

.footer-links a:focus-visible,
.footer-contact a:focus-visible {
  outline: 2px solid var(--primary-light);
  outline-offset: 2px;
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: rgba(255, 255, 255, 0.85);
}

.footer-contact i {
  color: var(--primary-light);
  font-size: 1.125rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
  text-align: center;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  background-color: var(--primary-color);
  color: var(--bg-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(170, 63, 103, 0.3);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: var(--primary-light);
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(170, 63, 103, 0.4);
}

.back-to-top i {
  font-size: 1.25rem;
}


@media (max-width: 1023px) {
  html {
    font-size: 16px;
  }

  body {
    overflow-x: hidden;
    width: 100%;
  }

  .container {
    padding: 0 1.5rem;
    max-width: 100%;
  }

  .header {
    width: 100%;
  }

  .header .container {
    width: 100%;
    max-width: 100%;
    padding: 0 1.5rem;
  }

  .header-content {
    padding: 0.75rem 0;
    width: 100%;
  }

  .logo {
    flex: 1;
    max-width: calc(100% - 60px);
  }

  .logo a {
    gap: 0.5rem;
    height: 50px;
    width: 100%;
  }

  .logo-icon-wrapper {
    width: 50px;
    height: 50px;
    flex-shrink: 0;
  }

  .logo-text {
    height: auto;
    max-height: 42px;
    flex-shrink: 1;
  }

  .logo-text-group {
    gap: 0.5rem;
    flex: 1;
    min-width: 0;
  }

  .logo-separator {
    font-size: 1.75rem;
    flex-shrink: 0;
  }

  .logo-subtitle {
    font-size: 1.375rem;
    flex-shrink: 0;
  }

  .nav {
    display: none;
  }

  .menu-toggle {
    display: block;
    flex-shrink: 0;
    width: 48px;
  }

  .hero {
    padding-top: calc(70px + 2rem);
    padding-bottom: 4rem;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-visual {
    order: -1;
  }

  .hero-content {
    text-align: center;
  }

  .hero h1 {
    font-size: clamp(2rem, 7vw, 2.75rem);
  }

  .hero-description {
    font-size: clamp(1rem, 4vw, 1.25rem);
  }

  .hero-cta {
    justify-content: center;
  }

  .hero-cta .btn {
    width: 100%;
    max-width: 300px;
  }

  .hero-illustration {
    max-width: 400px;
  }

  section {
    padding: 3rem 0;
  }

  .section-header {
    margin-bottom: 2.5rem;
  }

  .enjeux-grid {
    gap: 1.5rem;
  }

  .enjeu-card {
    flex: 1 1 100%;
    max-width: 100%;
  }

  .solution-item {
    flex-direction: column;
    gap: 1.5rem;
  }

  .case-study-hero {
    padding: 2rem;
  }

  .client-name {
    font-size: 2rem;
  }

  .hero-stats {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .study-section {
    padding: 2rem;
  }

  .challenges-grid {
    grid-template-columns: 1fr;
  }

  .solution-features {
    grid-template-columns: 1fr;
  }

  .results-grid {
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
  }

  .result-card {
    padding: 1rem;
  }

  .evaluation-card {
    padding: 2rem 1.5rem;
  }

  .contact-wrapper {
    flex-direction: column;
  }

  .contact-left {
    order: 2;
  }

  .contact-right {
    order: 1;
  }

  .contact-form {
    padding: 2rem 1.5rem;
  }

  .contact-left,
  .contact-right {
    width: 100%;
  }

  .footer-content {
    flex-direction: column;
    gap: 2rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  .header .container {
    padding: 0 1rem;
  }

  .logo {
    max-width: calc(100% - 50px);
  }

  .logo a {
    gap: 0.375rem;
    height: 45px;
  }

  .logo-icon-wrapper {
    width: 45px;
    height: 45px;
  }

  .logo-text {
    max-height: 36px;
  }

  .logo-text-group {
    gap: 0.375rem;
  }

  .logo-separator {
    font-size: 1.5rem;
  }

  .logo-subtitle {
    font-size: 1.25rem;
  }

  .menu-toggle {
    width: 44px;
  }

  .btn {
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
  }

  .enjeu-icon,
  .evaluation-icon {
    width: 60px;
    height: 60px;
  }

  .enjeu-icon i {
    font-size: 1.5rem;
  }

  .evaluation-icon {
    width: 80px;
    height: 80px;
  }

  .evaluation-icon i {
    font-size: 2.5rem;
  }

  .solution-icon {
    width: 60px;
    height: 60px;
  }

  .solution-icon i {
    font-size: 2rem;
  }

  .contact-icon {
    width: 50px;
    height: 50px;
  }

  .contact-icon i {
    font-size: 1.25rem;
  }

  .contact-left,
  .contact-right {
    width: 100%;
  }

  .contact-info,
  .contact-form,
  .contact-map {
    width: 100%;
  }

  .card-header {
    padding: 1rem;
  }

  .card-content {
    padding: 1.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}