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

:root {
  --blue:        #1a56db;
  --blue-dark:   #1035a0;
  --blue-light:  #e8f0fe;
  --accent:      #00c2a8;
  --dark:        #0d1b2a;
  --dark-2:      #1c2e40;
  --text:        #374151;
  --text-light:  #6b7280;
  --border:      #e5e7eb;
  --white:       #ffffff;
  --radius:      12px;
  --shadow:      0 4px 24px rgba(0,0,0,.08);
  --shadow-lg:   0 12px 48px rgba(0,0,0,.14);
  --transition:  .3s cubic-bezier(.4,0,.2,1);
  --font:        'Inter', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a  { color: inherit; text-decoration: none; }

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

.section-pad { padding: 96px 0; }

.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-tag {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--blue);
  background: var(--blue-light);
  padding: 4px 14px;
  border-radius: 100px;
  margin-bottom: 14px;
}
.section-header h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 14px;
}
.section-header p {
  color: var(--text-light);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto;
}

.btn {
  display: inline-block;
  padding: 14px 30px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: var(--blue);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26,86,219,.35);
}
.btn-outline {
  background: transparent;
  border-color: rgba(255,255,255,.7);
  color: var(--white);
}
.btn-outline:hover {
  background: rgba(255,255,255,.12);
  border-color: var(--white);
}
.btn-full { width: 100%; text-align: center; }

.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
}
.navbar.scrolled {
  background: var(--white);
  box-shadow: 0 2px 20px rgba(0,0,0,.08);
  padding: 12px 0;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -.5px;
}
.logo-innov   { color: var(--blue); }
.logo-consult { color: var(--dark); }
.navbar:not(.scrolled) .logo-consult { color: var(--white); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-size: .92rem;
  font-weight: 500;
  color: var(--white);
  transition: var(--transition);
}
.navbar.scrolled .nav-links a { color: var(--dark); }
.nav-links a:hover { color: var(--accent); }

.btn-nav {
  background: var(--blue) !important;
  color: var(--white) !important;
  padding: 10px 22px;
  border-radius: var(--radius);
  font-weight: 600 !important;
}
.btn-nav:hover {
  background: var(--blue-dark) !important;
  color: var(--white) !important;
}

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.burger span {
  display: block;
  width: 26px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}
.navbar.scrolled .burger span { background: var(--dark); }

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13,27,42,.88) 0%, rgba(26,86,219,.55) 100%);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  padding: 120px 0 80px;
}
.hero-badge {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 5px 16px;
  border-radius: 100px;
  margin-bottom: 20px;
}
.hero-content h1 {
  font-size: clamp(2rem, 5vw, 3.8rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 22px;
}
.gradient-text {
  background: linear-gradient(90deg, #00c2a8, #5fa8ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 1.1rem;
  color: rgba(255,255,255,.82);
  margin-bottom: 36px;
  max-width: 580px;
  line-height: 1.7;
}
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-scroll {
  position: absolute;
  bottom: 36px; left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}
.hero-scroll span {
  display: block;
  width: 24px; height: 38px;
  border: 2px solid rgba(255,255,255,.4);
  border-radius: 12px;
  position: relative;
}
.hero-scroll span::after {
  content: '';
  position: absolute;
  top: 6px; left: 50%;
  transform: translateX(-50%);
  width: 4px; height: 8px;
  background: rgba(255,255,255,.7);
  border-radius: 2px;
  animation: scrollBounce 1.6s infinite;
}
@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
  50%       { transform: translateX(-50%) translateY(8px); opacity: .4; }
}

.stats {
  background: var(--dark);
  padding: 56px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}
.stat-item strong {
  display: block;
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}
.stat-item strong::after { content: '+'; color: var(--accent); }
.stat-item span {
  font-size: .9rem;
  color: rgba(255,255,255,.55);
  margin-top: 6px;
  display: block;
}

.services { background: #f9fafb; }
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px 24px;
  border: 1px solid var(--border);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--blue);
}
.service-icon {
  width: 46px; height: 46px;
  background: var(--blue-light);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--blue);
  flex-shrink: 0;
}
.service-icon svg { width: 22px; height: 22px; }
.service-card h3 {
  font-size: .97rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}
.service-card p {
  color: var(--text-light);
  font-size: .87rem;
  flex: 1;
  margin-bottom: 16px;
  line-height: 1.6;
}
.service-link {
  font-size: .88rem;
  font-weight: 600;
  color: var(--blue);
  transition: var(--transition);
}
.service-link:hover { color: var(--blue-dark); letter-spacing: .02em; }

.apropos { background: var(--white); }
.apropos-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.apropos-img {
  position: relative;
  border-radius: 20px;
  overflow: visible;
}
.apropos-img img {
  border-radius: 20px;
  width: 100%;
  height: 480px;
  object-fit: cover;
  box-shadow: var(--shadow-lg);
}
.apropos-badge-float {
  position: absolute;
  bottom: -20px; right: -20px;
  background: var(--blue);
  color: var(--white);
  border-radius: var(--radius);
  padding: 18px 24px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}
.apropos-badge-float strong {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}
.apropos-badge-float span { font-size: .8rem; opacity: .85; }

.apropos-text h2 {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 18px;
}
.apropos-text p {
  color: var(--text-light);
  margin-bottom: 14px;
  font-size: .98rem;
}
.apropos-text p strong { color: var(--dark); }
.apropos-list {
  list-style: none;
  margin: 24px 0 32px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.apropos-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
  color: var(--dark);
  font-size: .95rem;
}
.check {
  color: var(--accent);
  font-weight: 700;
  font-size: 1.1rem;
}

.pourquoi { background: var(--dark); }
.pourquoi .section-header h2 { color: var(--white); }
.pourquoi .section-tag { background: rgba(255,255,255,.1); color: var(--accent); }
.pourquoi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.pourquoi-card {
  background: var(--dark-2);
  border-radius: var(--radius);
  padding: 36px 28px;
  border: 1px solid rgba(255,255,255,.06);
  transition: var(--transition);
}
.pourquoi-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}
.p-num {
  font-size: 2.8rem;
  font-weight: 800;
  color: rgba(255,255,255,.08);
  line-height: 1;
  margin-bottom: 16px;
}
.pourquoi-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}
.pourquoi-card p {
  color: rgba(255,255,255,.55);
  font-size: .9rem;
  line-height: 1.7;
}

.temoignages { background: var(--blue-light); }
.temo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.temo-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 36px 32px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.stars { color: #f59e0b; font-size: 1.1rem; letter-spacing: 2px; }
.temo-card p {
  color: var(--text-light);
  font-size: .93rem;
  line-height: 1.7;
  flex: 1;
  font-style: italic;
}
.temo-author {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.temo-author img {
  width: 46px; height: 46px;
  border-radius: 50%;
  object-fit: cover;
}
.temo-author strong {
  display: block;
  font-size: .92rem;
  color: var(--dark);
  font-weight: 700;
}

.contact { background: var(--white); }

.contact-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 8px;
}
.contact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
  background: #f9fafb;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 24px;
  transition: var(--transition);
}
.contact-card:hover {
  border-color: var(--blue);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.c-icon {
  width: 52px; height: 52px;
  background: var(--blue-light);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  flex-shrink: 0;
}
.c-icon svg { width: 22px; height: 22px; }
.contact-card strong {
  font-size: .85rem;
  font-weight: 700;
  color: var(--dark);
  text-transform: uppercase;
  letter-spacing: .06em;
}
.contact-card a,
.contact-card span {
  font-size: .92rem;
  color: var(--text-light);
  transition: var(--transition);
}
.contact-card a:hover { color: var(--blue); }

.footer {
  background: var(--dark);
  padding-top: 72px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand p {
  color: rgba(255,255,255,.5);
  font-size: .88rem;
  margin-top: 16px;
  max-width: 280px;
  line-height: 1.7;
}
.footer-brand .logo-consult { color: rgba(255,255,255,.8); }
.footer-links h4,
.footer-contact h4 {
  font-size: .85rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  margin-bottom: 18px;
}
.footer-links ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  color: rgba(255,255,255,.6);
  font-size: .9rem;
  transition: var(--transition);
}
.footer-links a:hover { color: var(--accent); }
.footer-contact a {
  display: block;
  color: rgba(255,255,255,.6);
  font-size: .9rem;
  margin-bottom: 8px;
  transition: var(--transition);
}
.footer-contact a:hover { color: var(--accent); }
.footer-bottom {
  padding: 20px 0;
}
.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom span {
  font-size: .82rem;
  color: rgba(255,255,255,.3);
}
.footer-bottom a {
  color: rgba(255,255,255,.55);
  transition: var(--transition);
}
.footer-bottom a:hover { color: var(--accent); }

.back-top {
  position: fixed;
  bottom: 28px; right: 28px;
  width: 44px; height: 44px;
  background: var(--blue);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 700;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  z-index: 999;
  box-shadow: 0 4px 16px rgba(26,86,219,.4);
}
.back-top.visible {
  opacity: 1;
  pointer-events: auto;
}
.back-top:hover { background: var(--blue-dark); transform: translateY(-3px); }

@media (max-width: 1200px) {
  .services-grid  { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 1024px) {
  .pourquoi-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid  { grid-template-columns: repeat(2, 1fr); }
  .stats-grid     { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .footer-inner   { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .section-pad { padding: 72px 0; }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--white);
    flex-direction: column;
    gap: 0;
    padding: 12px 0 20px;
    box-shadow: var(--shadow-lg);
  }
  .nav-links.open { display: flex; }
  .nav-links a {
    color: var(--dark) !important;
    padding: 12px 28px;
    border-radius: 0;
    width: 100%;
  }
  .btn-nav {
    margin: 8px 20px 0;
    width: calc(100% - 40px);
    text-align: center;
    border-radius: var(--radius) !important;
  }
  .burger { display: flex; }

  .apropos-inner  { grid-template-columns: 1fr; gap: 48px; }
  .contact-cards  { grid-template-columns: repeat(2, 1fr); }
  .temo-grid      { grid-template-columns: 1fr; }
  .pourquoi-grid  { grid-template-columns: 1fr; }
  .services-grid  { grid-template-columns: repeat(2, 1fr); }
  .stats-grid     { grid-template-columns: 1fr 1fr; }
  .footer-inner   { grid-template-columns: 1fr 1fr; gap: 32px; }
  .apropos-img img { height: 300px; }
  .apropos-badge-float { bottom: -16px; right: -8px; }
}

@media (max-width: 480px) {
  .hero-cta { flex-direction: column; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .services-grid  { grid-template-columns: 1fr; }
  .contact-cards  { grid-template-columns: 1fr; }
  .footer-inner   { grid-template-columns: 1fr; }
  .footer-bottom .container { flex-direction: column; text-align: center; }
}