/* ARTHENXIA Corporate — Global CSS (V12 source) */
:root {
  --arx-navy: #1A2B5F; --arx-navy-dark: #0F1A3F;
  --arx-red: #C8102E; --arx-red-dark: #9A0C23;
  --arx-text-dark: #2D2D2D; --arx-text-gray: #5A5A5A; --arx-text-light: #8A8A8A;
  --arx-bg-light: #F4F5F8; --arx-border: #D5D9E0; --arx-white: #FFFFFF;
  --navy: var(--arx-navy); --navy-dark: var(--arx-navy-dark);
  --red: var(--arx-red); --red-dark: var(--arx-red-dark);
  --text-dark: var(--arx-text-dark); --text-gray: var(--arx-text-gray); --text-light: var(--arx-text-light);
  --bg-light: var(--arx-bg-light); --border: var(--arx-border); --white: var(--arx-white);
}
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');


:root {
  --navy: #1A2B5F;
  --navy-dark: #0F1A3F;
  --navy-light: #3D4F7F;
  --red: #C8102E;
  --red-dark: #9A0C23;
  --text-dark: #2D2D2D;
  --text-gray: #5A5A5A;
  --text-light: #8A8A8A;
  --bg-light: #F4F5F8;
  --bg-band: #E8EBF2;
  --border: #D5D9E0;
  --white: #FFFFFF;
  --shadow-soft: 0 4px 20px rgba(26, 43, 95, 0.08);
  --shadow-medium: 0 8px 32px rgba(26, 43, 95, 0.12);
  --shadow-strong: 0 16px 48px rgba(26, 43, 95, 0.20);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-dark);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
img { max-width: 100%; height: auto; display: block; }

/* ====== HEADER ====== */
.header {
  position: sticky;
  top: 0;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  z-index: 100;
  padding: 14px 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: nowrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-logo {
  height: 64px;
  width: auto;
  display: block;
}
.header .brand-block, .header .brand-tagline { display: none !important; }

.brand-tagline {
  font-size: 9px;
  color: var(--text-light);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-top: -2px;
  display: block;
}

.brand-block { display: flex; flex-direction: column; line-height: 1; }

.nav { display: flex; gap: 22px; flex-shrink: 1; min-width: 0; }

.nav a {
  color: var(--text-dark);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
  padding: 6px 0;
}

.nav a:hover { color: var(--navy); }
.nav a.active { color: var(--navy); font-weight: 700; border-bottom: 2px solid var(--red); }

.header-ctas { display: flex; gap: 10px; align-items: center; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  font-family: inherit;
  white-space: nowrap;
}

.btn-red {
  background: var(--red);
  color: var(--white);
}
.btn-red:hover { background: var(--red-dark); transform: translateY(-1px); box-shadow: 0 8px 22px rgba(200,16,46,0.28); }

.btn-navy {
  background: var(--navy);
  color: var(--white);
}
.btn-navy:hover { background: var(--navy-dark); transform: translateY(-1px); box-shadow: var(--shadow-medium); }

.btn-outline {
  background: transparent;
  color: var(--navy);
  border: 2px solid var(--navy);
}
.btn-outline:hover { background: var(--navy); color: var(--white); }

.btn-large { padding: 16px 32px; font-size: 16px; }

.btn-white-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}
.btn-white-outline:hover { background: var(--white); color: var(--navy); }

/* ====== HERO ====== */
.hero {
  position: relative;
  padding: 56px 0 72px;
  overflow: hidden;
}

.hero-bg { display: none; }

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(200, 16, 46, 0.08);
  color: var(--red);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  margin-bottom: 20px;
  text-transform: uppercase;
}

.hero-eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--red);
}

.hero h1 {
  font-size: 52px;
  font-weight: 800;
  line-height: 1.08;
  color: var(--navy);
  letter-spacing: -1.5px;
  margin-bottom: 16px;
}

.hero h1 .accent { color: var(--red); }

.hero-subtitle {
  font-size: 17px;
  color: var(--text-gray);
  line-height: 1.6;
  margin-bottom: 28px;
  max-width: 540px;
}

.hero-kpis {
  display: flex;
  gap: 32px;
  margin-bottom: 32px;
}

.hero-kpi { display: flex; align-items: center; gap: 12px; }
.hero-kpi-icon { color: var(--navy); flex-shrink: 0; }
.hero-kpi-icon svg { width: 28px; height: 28px; stroke-width: 1.8; }
.hero-kpi-number { font-size: 24px; font-weight: 800; color: var(--navy); line-height: 1; }
.hero-kpi-label { font-size: 12px; color: var(--text-gray); margin-top: 4px; }

.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 24px; }

.hero-reassurance {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.reassurance-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-gray);
}

.reassurance-item svg {
  width: 18px;
  height: 18px;
  color: var(--navy);
  stroke-width: 1.8;
  flex-shrink: 0;
}

.reassurance-item strong { color: var(--text-dark); font-weight: 600; }

/* Hero visual */
.hero-visual {
  position: relative;
  height: 540px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image {
  width: 100%;
  height: 100%;
  border-radius: 16px;
  background: url('./img/hero-image.jpg') center/cover;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-strong);
}

/* Cards flottantes KPI */
.float-card {
  position: absolute;
  background: var(--white);
  border-radius: 12px;
  padding: 14px 18px;
  box-shadow: var(--shadow-strong);
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 200px;
}

.float-card.fc-1 { top: 36px; right: -20px; }
.float-card.fc-2 { bottom: 42px; left: -30px; top: auto; }
.float-card.fc-3 { bottom: 60px; right: 0; }

.fc-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--navy);
  flex-shrink: 0;
}
.fc-icon svg { width: 20px; height: 20px; stroke-width: 1.8; }

.fc-label { font-size: 11px; color: var(--text-gray); }
.fc-value { font-size: 18px; font-weight: 800; color: var(--navy); line-height: 1.1; }
.fc-value .positive { color: #2D9B5E; }

/* ====== BANDEAU 4 SERVICES (emprunt M3) ====== */
.services-band {
  background: var(--white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 32px 0;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 0 12px;
  border-right: 1px solid var(--border);
}

.service-item:last-child { border-right: none; }

.service-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.service-icon svg { width: 22px; height: 22px; stroke-width: 1.8; }

.service-title { font-size: 15px; font-weight: 700; color: var(--navy); margin-bottom: 4px; }
.service-desc { font-size: 13px; color: var(--text-gray); line-height: 1.5; }
.service-status { display: inline-block; margin-top: 6px; padding: 2px 8px; background: var(--bg-light); color: var(--text-gray); font-size: 10px; font-weight: 700; border-radius: 4px; letter-spacing: 0.5px; text-transform: uppercase; }

/* ====== SECTION TITRES GÉNÉRIQUES ====== */
.section { padding: 80px 0; }

.section-title {
  text-align: center;
  font-size: 32px;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.5px;
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 16px;
}
.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--red);
}

.section-intro {
  text-align: center;
  color: var(--text-gray);
  font-size: 17px;
  max-width: 700px;
  margin: 0 auto 48px;
}

/* ====== "VOS DÉFIS" — emprunt M1 ====== */
.challenges {
  background: var(--bg-light);
  padding: 72px 0;
}

.challenges-header {
  text-align: center;
  margin-bottom: 48px;
}

.challenges-title {
  font-size: 30px;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}

.challenges-subtitle {
  color: var(--text-gray);
  font-size: 16px;
  max-width: 620px;
  margin: 0 auto;
}

.challenges-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.challenge-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px 18px;
  text-align: center;
  transition: all 0.2s;
}

.challenge-card:hover { border-color: var(--navy); transform: translateY(-2px); box-shadow: var(--shadow-medium); }

.challenge-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(200, 16, 46, 0.08);
  color: var(--red);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
}
.challenge-icon svg { width: 22px; height: 22px; stroke-width: 1.8; }

.challenge-title { font-size: 15px; font-weight: 700; color: var(--navy); margin-bottom: 8px; }
.challenge-desc { font-size: 12px; color: var(--text-gray); line-height: 1.5; }

/* ====== COMPRENDRE NOTRE DÉMARCHE (3 colonnes M2) ====== */
.method-section { background: var(--white); }

.method-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 24px;
}

.method-card {
  background: linear-gradient(180deg, var(--white) 0%, #FAFBFD 100%);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 26px;
  position: relative;
  transition: all 0.3s;
}

.method-card:hover {
  border-color: var(--navy);
  box-shadow: var(--shadow-medium);
  transform: translateY(-2px);
}

.method-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--red);
  color: var(--white);
  font-weight: 800;
  font-size: 14px;
  border-radius: 50%;
  margin-bottom: 16px;
}

.method-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 6px;
  letter-spacing: -0.3px;
}

.method-subtitle {
  font-size: 13px;
  color: var(--red);
  font-weight: 600;
  margin-bottom: 20px;
  letter-spacing: 0.3px;
}

.method-visual {
  background: var(--bg-light);
  border-radius: 12px;
  padding: 20px;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.method-desc { font-size: 14px; color: var(--text-gray); line-height: 1.6; margin-bottom: 16px; }

.method-link { color: var(--navy); font-weight: 600; font-size: 13px; text-decoration: none; display: inline-flex; align-items: center; gap: 6px; }
.method-link:hover { color: var(--red); }

/* SVG décoratifs pour visuels de méthode */
.process-svg { width: 100%; max-width: 280px; }

/* ====== ÉCOSYSTÈME (3 cards verticales M2) ====== */
.ecosystem {
  background: linear-gradient(180deg, var(--bg-light) 0%, #EDF0F5 100%);
  padding: 88px 0;
}

.ecosystem-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr 1fr;
  gap: 24px;
  margin-top: 32px;
  align-items: stretch;
}

.eco-card {
  background: var(--white);
  border-radius: 16px;
  padding: 32px 28px;
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  transition: all 0.3s;
}

.eco-card.eco-center {
  background: linear-gradient(135deg, #FFFFFF 0%, #FAFBFD 100%);
  border: 2px solid var(--navy);
  box-shadow: var(--shadow-strong);
  transform: scale(1.02);
}

.eco-card:hover { box-shadow: var(--shadow-medium); }
.eco-card.eco-center:hover { transform: scale(1.04); }

.eco-logo {
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.eco-logo img { max-height: 60px; width: auto; object-fit: contain; }

.eco-pill {
  display: inline-block;
  align-self: center;
  background: var(--red);
  color: var(--white);
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 20px;
  text-transform: uppercase;
}

.eco-tagline {
  text-align: center;
  font-size: 16px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}

.eco-desc {
  text-align: center;
  font-size: 13px;
  color: var(--text-gray);
  margin-bottom: 20px;
  line-height: 1.5;
}

.eco-features {
  list-style: none;
  margin-bottom: 24px;
  flex-grow: 1;
}

.eco-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 6px 0;
  font-size: 14px;
  color: var(--text-dark);
}

.eco-check {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}
.eco-check svg { width: 10px; height: 10px; stroke: var(--white); stroke-width: 3; }

.eco-card.eco-center .eco-check { background: var(--red); }

.eco-saas {
  display: inline-block;
  background: var(--bg-light);
  color: var(--text-gray);
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-left: 8px;
}

.eco-cta { margin-top: auto; }

.eco-cta-green { background: #2D9B5E; color: var(--white); }
.eco-cta-green:hover { background: #248248; transform: translateY(-1px); }

.eco-cta-blue { background: var(--navy); color: var(--white); }

/* ====== CAS D'USAGE SECTORIELS (M2 et M3) ====== */
.sectors { background: var(--white); }

.sectors-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}

.sector-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.2s;
}

.sector-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-medium); border-color: var(--navy); }

.sector-img {
  height: 110px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.sector-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.4) 100%);
}

.sector-icon {
  position: absolute;
  top: 12px;
  left: 12px;
  width: 32px;
  height: 32px;
  background: rgba(255,255,255,0.95);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}
.sector-icon svg { width: 18px; height: 18px; stroke: var(--navy); stroke-width: 2; }

.sector-body { padding: 16px 14px; }

.sector-name { font-size: 14px; font-weight: 700; color: var(--navy); margin-bottom: 8px; }
.sector-stat-label { font-size: 10px; color: var(--text-light); letter-spacing: 1px; text-transform: uppercase; margin-bottom: 4px; }
.sector-stat-value { font-size: 11px; color: var(--text-gray); margin-bottom: 12px; line-height: 1.4; font-style: italic; }
.sector-link { color: var(--navy); font-weight: 600; font-size: 12px; text-decoration: none; display: inline-flex; align-items: center; gap: 4px; }
.sector-link:hover { color: var(--red); }

/* Images Unsplash backgrounds */
.sect-env { background-color: #1A2B5F; background-image: url('https://images.unsplash.com/photo-1497436072909-60f360e1d4b1?w=400&q=80'); }
.sect-btp { background-color: #1A2B5F; background-image: url('https://images.unsplash.com/photo-1504307651254-35680f356dfd?w=400&q=80'); }
.sect-collec { background-color: #1A2B5F; background-image: radial-gradient(circle at 75% 25%, rgba(200,16,46,0.18) 0%, transparent 45%), linear-gradient(135deg, #1A2B5F 0%, #243670 60%, #16244F 100%); }
.sect-immo { background-color: #1A2B5F; background-image: url('https://images.unsplash.com/photo-1486325212027-8081e485255e?w=400&q=80'); }
.sect-commerce { background-color: #1A2B5F; background-image: url('https://images.unsplash.com/photo-1601598851547-4302969d0614?w=400&q=80'); }
.sect-hotel { background-color: #1A2B5F; background-image: url('https://images.unsplash.com/photo-1571896349842-33c89424de2d?w=400&q=80'); }

/* ====== LOGOS CLIENTS (placeholders honnêtes) ====== */
.clients-section {
  background: var(--white);
  padding: 64px 0;
  border-top: 1px solid var(--border);
}

.clients-label {
  text-align: center;
  font-size: 12px;
  color: var(--text-light);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 32px;
  font-weight: 600;
}

.clients-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 24px;
  align-items: center;
}

.client-placeholder {
  height: 70px;
  border: 1.5px dashed var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 11px;
  color: var(--text-light);
  background: var(--bg-light);
  padding: 8px;
  line-height: 1.3;
  font-weight: 600;
  letter-spacing: 0.5px;
}

/* ====== TÉMOIGNAGES ====== */
.testimonials {
  background: var(--bg-light);
  padding: 88px 0;
}

.testi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 32px;
}

.testi-card {
  background: var(--white);
  border-radius: 12px;
  padding: 28px;
  border: 1px solid var(--border);
  position: relative;
  min-height: 220px;
  display: flex;
  flex-direction: column;
}

.testi-quote {
  font-size: 38px;
  color: var(--red);
  line-height: 1;
  font-family: Georgia, serif;
  margin-bottom: 8px;
  font-weight: 700;
}

.testi-text {
  font-size: 14px;
  color: var(--text-gray);
  font-style: italic;
  line-height: 1.6;
  flex-grow: 1;
  margin-bottom: 20px;
}

.testi-author {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.testi-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--bg-band) 0%, var(--border) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--text-light);
}

.testi-avatar svg { width: 22px; height: 22px; stroke-width: 1.5; }

.testi-name { font-size: 14px; font-weight: 700; color: var(--navy); }
.testi-role { font-size: 12px; color: var(--text-gray); }

.testi-placeholder {
  background: var(--bg-light);
  border-radius: 12px;
  padding: 28px;
  border: 1.5px dashed var(--border);
  min-height: 220px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--text-light);
  font-size: 13px;
  font-weight: 500;
}

.testi-placeholder svg {
  width: 32px;
  height: 32px;
  margin-bottom: 12px;
  opacity: 0.5;
}

/* ====== PUNCHLINE NAVY (emprunt M1) ====== */
.punchline {
  background: linear-gradient(135deg, #0A1230 0%, #111E4A 50%, #050B1F 100%);
  color: var(--white);
  padding: 72px 0;
  position: relative;
  overflow: hidden;
}

.punchline-text {
  position: relative;
  z-index: 2;
  text-align: center;
  font-size: 28px;
  font-weight: 700;
  line-height: 1.3;
  max-width: 920px;
  margin: 0 auto;
}

.punchline-text .accent { color: var(--red); }

.punchline-sub {
  position: relative;
  text-align: center;
  color: rgba(255,255,255,0.8);
  font-size: 16px;
  margin-top: 12px;
}

/* ====== AUDIT IA — formulaire ====== */
.audit-section {
  background: linear-gradient(180deg, #FAFBFD 0%, var(--bg-light) 100%);
  padding: 88px 0;
}

.audit-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 48px;
  align-items: start;
}

.audit-left { color: var(--text-dark); }

.audit-title {
  font-size: 34px;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.5px;
  margin-bottom: 16px;
  line-height: 1.15;
}

.audit-subtitle {
  font-size: 16px;
  color: var(--text-gray);
  margin-bottom: 28px;
  line-height: 1.6;
}

.audit-features { list-style: none; margin-bottom: 24px; }

.audit-features li {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}

.audit-feat-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--white);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--navy);
  flex-shrink: 0;
  box-shadow: var(--shadow-soft);
}
.audit-feat-icon svg { width: 20px; height: 20px; stroke-width: 1.8; }

.audit-feat-title { font-size: 15px; font-weight: 700; color: var(--navy); margin-bottom: 2px; }
.audit-feat-desc { font-size: 13px; color: var(--text-gray); }

.audit-form {
  background: var(--white);
  border-radius: 16px;
  padding: 36px;
  box-shadow: var(--shadow-medium);
  border: 1px solid var(--border);
}

.audit-form-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 8px;
}

.audit-form-sub {
  font-size: 13px;
  color: var(--text-gray);
  margin-bottom: 24px;
}

.field { margin-bottom: 14px; }

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 14px;
  color: var(--text-dark);
  background: var(--white);
  transition: all 0.2s;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(26, 43, 95, 0.1);
}

.field textarea { resize: vertical; min-height: 90px; }

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.audit-submit { width: 100%; margin-top: 8px; padding: 14px; font-size: 15px; }

.audit-form-note {
  text-align: center;
  font-size: 11px;
  color: var(--text-light);
  margin-top: 12px;
}

/* ====== CTA FINAL ====== */
.cta-final {
  background: linear-gradient(135deg, var(--navy) 0%, #243670 50%, var(--navy-dark) 100%);
  color: var(--white);
  padding: 72px 0;
  position: relative;
  overflow: hidden;
}

.cta-final-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 40px;
  align-items: center;
}

.cta-final-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
}
.cta-final-icon svg { width: 32px; height: 32px; stroke-width: 1.8; }

.cta-final-title { font-size: 24px; font-weight: 800; color: var(--white); margin-bottom: 6px; }
.cta-final-sub { color: rgba(255,255,255,0.85); font-size: 15px; }

/* ====== FOOTER ====== */
.footer { background: var(--navy-dark); color: rgba(255,255,255,0.85); padding: 56px 0 24px; }

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand img { height: 56px; margin-bottom: 14px; }

.footer-brand p {
  font-size: 13px;
  color: rgba(255,255,255,0.7);
  line-height: 1.6;
  max-width: 280px;
}

.footer-col h4 {
  color: var(--white);
  font-size: 13px;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 18px;
  font-weight: 700;
}

.footer-col ul { list-style: none; }
.footer-col li { padding: 4px 0; }
.footer-col a { color: rgba(255,255,255,0.7); text-decoration: none; font-size: 14px; transition: color 0.2s; }
.footer-col a:hover { color: var(--white); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  flex-wrap: wrap;
  gap: 16px;
}

.footer-legal { display: flex; gap: 24px; }
.footer-legal a { color: rgba(255,255,255,0.6); text-decoration: none; }
.footer-legal a:hover { color: var(--white); }

.footer-contact-mini { display: flex; gap: 16px; align-items: center; }
.footer-contact-mini a { color: rgba(255,255,255,0.7); text-decoration: none; display: inline-flex; align-items: center; gap: 6px; font-size: 13px; }
.footer-contact-mini a:hover { color: var(--white); }
.footer-contact-mini svg { width: 14px; height: 14px; }

/* ====== RESPONSIVE ====== */
@media (max-width: 1024px) {
  .nav { display: none; }
  .hero h1 { font-size: 40px; }
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-visual { height: 380px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .service-item:nth-child(2n) { border-right: none; }
  .challenges-grid { grid-template-columns: repeat(2, 1fr); }
  .method-grid { grid-template-columns: 1fr; }
  .ecosystem-grid { grid-template-columns: 1fr; }
  .eco-card.eco-center { transform: none; }
  .sectors-grid { grid-template-columns: repeat(3, 1fr); }
  .clients-grid { grid-template-columns: repeat(3, 1fr); }
  .testi-grid { grid-template-columns: 1fr; }
  .audit-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .cta-final-grid { grid-template-columns: 1fr; text-align: center; }
  .cta-final-icon { margin: 0 auto; }
  .punchline-text { font-size: 22px; }
}

@media (max-width: 640px) {
  .hero { padding: 40px 0; }
  .hero h1 { font-size: 32px; }
  .hero-subtitle { font-size: 15px; }
  .hero-kpis { gap: 18px; flex-wrap: wrap; }
  .hero-visual { height: 280px; }
  .float-card { transform: scale(0.85); }
  .float-card.fc-1 { right: -10px; top: 10px; }
  .float-card.fc-2 { left: -20px; }
  .services-grid { grid-template-columns: 1fr; }
  .service-item { border-right: none; border-bottom: 1px solid var(--border); padding-bottom: 16px; }
  .service-item:last-child { border-bottom: none; }
  .section { padding: 56px 0; }
  .section-title { font-size: 24px; }
  .challenges-grid { grid-template-columns: 1fr; }
  .sectors-grid { grid-template-columns: 1fr; }
  .clients-grid { grid-template-columns: repeat(2, 1fr); }
  .audit-form { padding: 24px; }
  .field-row { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .brand-tagline { display: none; }
}

/* ====== HEADER PHONE ====== */
.header-phone {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--navy);
  font-weight: 700;
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 6px;
  transition: background 0.2s;
  white-space: nowrap;
  flex-shrink: 0;
}
.header-phone:hover { background: var(--bg-light); }
.header-phone svg { color: var(--red); }

/* ====== 4 PILIERS DÉTAILLÉS ====== */
.pillars-section {
  background: var(--white);
  padding: 88px 0;
}
.pillars-header { text-align: center; margin-bottom: 56px; }
.pillars-eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--red);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.pillar-card {
  background: linear-gradient(180deg, var(--white) 0%, #FAFBFD 100%);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 32px;
  position: relative;
  transition: all 0.3s;
}
.pillar-card:hover {
  border-color: var(--navy);
  box-shadow: var(--shadow-medium);
  transform: translateY(-2px);
}
.pillar-num {
  position: absolute;
  top: 28px;
  right: 32px;
  font-size: 40px;
  font-weight: 900;
  color: var(--bg-band);
  line-height: 1;
}
.pillar-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.pillar-icon svg { width: 28px; height: 28px; stroke-width: 1.8; }
.pillar-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 12px;
  letter-spacing: -0.3px;
}
.pillar-desc {
  font-size: 15px;
  color: var(--text-gray);
  line-height: 1.6;
  margin-bottom: 20px;
}
.pillar-list {
  list-style: none;
  margin-bottom: 24px;
}
.pillar-list li {
  position: relative;
  padding: 6px 0 6px 24px;
  font-size: 14px;
  color: var(--text-dark);
  line-height: 1.5;
}
.pillar-list li::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 14px;
  width: 6px;
  height: 6px;
  background: var(--red);
  border-radius: 50%;
}
.pillar-link {
  color: var(--navy);
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.pillar-link:hover { color: var(--red); }

/* ====== POURQUOI ARTHENXIA ====== */
.why-section {
  padding: 96px 0;
  position: relative;
  overflow: hidden;
}
.why-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 56px;
  align-items: center;
}
.why-eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--red);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.why-title {
  font-size: 38px;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.8px;
  margin-bottom: 20px;
  line-height: 1.15;
}
.why-lead {
  font-size: 17px;
  color: var(--text-gray);
  line-height: 1.6;
  margin-bottom: 32px;
}
.why-pillars { display: flex; flex-direction: column; gap: 20px; }
.why-pillar {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}
.why-pillar:last-child { border-bottom: none; }
.why-pillar-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--white);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--navy);
  box-shadow: var(--shadow-soft);
}
.why-pillar-icon svg { width: 22px; height: 22px; stroke-width: 1.8; }
.why-pillar-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 4px;
}
.why-pillar-desc {
  font-size: 14px;
  color: var(--text-gray);
  line-height: 1.5;
}
.why-visual {
  position: relative;
  height: 480px;
  border-radius: 20px;
  overflow: hidden;
}
.why-image {
  width: 100%;
  height: 100%;
  background: url('./img/why-image.jpg') center/cover;
  border-radius: 20px;
  box-shadow: var(--shadow-strong);
}
.why-badge {
  position: absolute;
  bottom: 28px;
  left: 28px;
  background: var(--white);
  border-radius: 14px;
  padding: 18px 24px;
  box-shadow: var(--shadow-strong);
  display: flex;
  align-items: center;
  gap: 14px;
}
.why-badge-num {
  font-size: 40px;
  font-weight: 900;
  color: var(--red);
  line-height: 1;
}
.why-badge-label {
  font-size: 12px;
  color: var(--text-dark);
  font-weight: 600;
  line-height: 1.3;
}

/* ====== PHASES 4 ÉTAPES ====== */
.phases-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 32px;
}
.phase-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px 22px;
  text-align: left;
  transition: all 0.3s;
  position: relative;
}
.phase-card:hover {
  border-color: var(--navy);
  box-shadow: var(--shadow-medium);
  transform: translateY(-2px);
}
.phase-num {
  display: inline-block;
  background: var(--red);
  color: var(--white);
  font-size: 14px;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: 6px;
  margin-bottom: 16px;
  letter-spacing: 1px;
}
.phase-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
  letter-spacing: -0.3px;
}
.phase-desc {
  font-size: 13px;
  color: var(--text-gray);
  line-height: 1.6;
  margin-bottom: 16px;
}
.phase-duration {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  color: var(--navy);
  background: var(--bg-light);
  padding: 6px 12px;
  border-radius: 6px;
}

/* ====== MISSIONS — 5 LIVRABLES ====== */
.missions-section {
  background: var(--white);
  padding: 88px 0;
}
.missions-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  margin-top: 32px;
}
.mission-card {
  text-align: center;
  padding: 28px 16px;
  background: var(--white);
  border-radius: 12px;
  border: 1px solid var(--border);
  transition: all 0.2s;
}
.mission-card:hover {
  border-color: var(--navy);
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}
.mission-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: linear-gradient(135deg, #EFF2F8 0%, #DDE3F0 100%);
  color: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}
.mission-icon svg { width: 26px; height: 26px; stroke-width: 1.8; }
.mission-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}
.mission-desc {
  font-size: 13px;
  color: var(--text-gray);
  line-height: 1.5;
}

/* ====== STACK TECHNOLOGIQUE ====== */
.stack-section {
  background: linear-gradient(180deg, var(--bg-light) 0%, #EDF0F5 100%);
  padding: 88px 0;
}
.stack-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.stack-category {
  background: var(--white);
  border-radius: 14px;
  padding: 24px 22px;
  box-shadow: var(--shadow-soft);
  text-align: center;
}
.stack-cat-title {
  font-size: 13px;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--red);
  display: inline-block;
}
.stack-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}
.stack-pill {
  display: inline-block;
  background: var(--bg-light);
  color: var(--text-dark);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid var(--border);
}

/* ====== ECO TAGS ====== */
.eco-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  margin-bottom: 12px;
}
.eco-tag {
  display: inline-block;
  background: var(--bg-light);
  color: var(--navy);
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* ====== SECTEUR OBJECTIVE ====== */
.sector-objective {
  margin-top: 8px;
  padding-top: 12px;
  border-top: 1px dashed var(--border);
  font-size: 12px;
  color: var(--text-dark);
  line-height: 1.5;
  margin-bottom: 10px;
}
.objective-label {
  display: inline-block;
  background: rgba(200, 16, 46, 0.08);
  color: var(--red);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-right: 6px;
  margin-bottom: 4px;
}

/* ====== CONTACT DIRECT ====== */
.contact-direct {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 2px solid var(--border);
}
.contact-direct-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-gray);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.contact-direct-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
}
.contact-direct-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  text-decoration: none;
  color: var(--text-dark);
  transition: all 0.2s;
  font-size: 13px;
}
.contact-direct-item:hover {
  border-color: var(--navy);
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}
.contact-direct-item svg { color: var(--navy); flex-shrink: 0; }
.contact-direct-item strong { font-size: 13px; color: var(--navy); }

/* ====== RESPONSIVE ADJUSTMENTS POUR LES NOUVEAUX BLOCS ====== */
@media (max-width: 1024px) {
  .pillars-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; gap: 40px; }
  .why-title { font-size: 30px; }
  .why-visual { height: 360px; }
  .phases-grid { grid-template-columns: repeat(2, 1fr); }
  .missions-grid { grid-template-columns: repeat(3, 1fr); }
  .stack-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-direct-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .header-phone { display: none; }
  .pillars-section { padding: 56px 0; }
  .why-section { padding: 56px 0; }
  .why-title { font-size: 24px; }
  .why-visual { height: 280px; }
  .phases-grid { grid-template-columns: 1fr; }
  .missions-grid { grid-template-columns: 1fr; }
  .missions-section { padding: 56px 0; }
  .stack-grid { grid-template-columns: 1fr; }
  .stack-section { padding: 56px 0; }
}


/* ====== DÉMO INTERACTIVE ====== */
.demo-section {
  padding: 88px 0;
  position: relative;
  overflow: hidden;
}

.demo-disclaimer {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(200, 16, 46, 0.05);
  border: 1px solid rgba(200, 16, 46, 0.2);
  border-radius: 10px;
  padding: 14px 18px;
  margin: 0 auto 32px;
  max-width: 800px;
  font-size: 13px;
  color: var(--text-dark);
}
.demo-disclaimer svg { color: var(--red); flex-shrink: 0; }
.demo-disclaimer a { color: var(--red); font-weight: 700; text-decoration: underline; }

.demo-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 32px;
  margin-top: 32px;
}

.demo-examples {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.demo-examples-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-gray);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.demo-example-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  padding: 16px 18px;
  text-align: left;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-dark);
}
.demo-example-btn:hover {
  border-color: var(--navy);
  background: var(--bg-light);
  transform: translateX(4px);
}
.demo-example-btn.active {
  border-color: var(--red);
  background: rgba(200, 16, 46, 0.04);
  color: var(--navy);
}
.demo-example-btn svg {
  color: var(--navy);
  flex-shrink: 0;
}
.demo-example-btn.active svg { color: var(--red); }

.demo-cta-link {
  margin-top: 16px;
  padding: 20px;
  background: var(--bg-light);
  border-radius: 12px;
  text-align: center;
  font-size: 13px;
  color: var(--text-gray);
}

/* Chat de démo */
.demo-chat {
  background: var(--white);
  border-radius: 16px;
  box-shadow: var(--shadow-medium);
  border: 1px solid var(--border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 480px;
}

.demo-chat-header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
  color: var(--white);
}

.demo-chat-avatar {
  position: relative;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, #4A6BAA 0%, #6B8AC4 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  color: var(--white);
  flex-shrink: 0;
}

.demo-status-dot {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 12px;
  height: 12px;
  background: #2D9B5E;
  border: 2px solid var(--navy);
  border-radius: 50%;
}

.demo-chat-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
}

.demo-chat-sub {
  font-size: 11px;
  color: rgba(255,255,255,0.7);
  margin-top: 2px;
}

.demo-chat-body {
  flex-grow: 1;
  padding: 20px;
  overflow-y: auto;
  background: var(--bg-light);
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: 420px;
  scroll-behavior: smooth;
}

.demo-message {
  display: flex;
  animation: fadeInUp 0.4s ease-out;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.demo-msg-bot { justify-content: flex-start; }
.demo-msg-user { justify-content: flex-end; }
.demo-msg-action { justify-content: center; }

.demo-msg-bubble {
  max-width: 80%;
  padding: 12px 16px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.5;
}

.demo-msg-bot .demo-msg-bubble {
  background: var(--white);
  color: var(--text-dark);
  border-bottom-left-radius: 4px;
  box-shadow: var(--shadow-soft);
}

.demo-msg-user .demo-msg-bubble {
  background: var(--navy);
  color: var(--white);
  border-bottom-right-radius: 4px;
}

.demo-msg-bubble p { margin: 0; }
.demo-msg-bubble p + p { margin-top: 8px; }
.demo-msg-bubble strong { color: var(--navy); }
.demo-msg-user .demo-msg-bubble strong { color: var(--white); }

.demo-chat-input {
  display: flex;
  gap: 10px;
  padding: 14px 16px;
  border-top: 1px solid var(--border);
  background: var(--white);
}

.demo-chat-input input {
  flex-grow: 1;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 13px;
  color: var(--text-light);
  background: var(--bg-light);
}

.demo-send-btn {
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 8px;
  background: var(--bg-light);
  color: var(--text-light);
  cursor: not-allowed;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ====== LOGOS CLIENTS ====== */
.clients-section {
  background: var(--white);
  padding: 72px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.clients-label {
  text-align: center;
  font-size: 12px;
  color: var(--text-light);
  letter-spacing: 2.5px;
  text-transform: uppercase;
  margin-bottom: 36px;
  font-weight: 700;
}

.clients-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 24px;
  align-items: center;
}

.client-slot {
  height: 80px;
  border-radius: 8px;
  background: linear-gradient(135deg, #F8F9FB 0%, #EDF0F5 100%);
  border: 1px dashed var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.client-slot:hover {
  border-color: var(--navy);
  transform: translateY(-2px);
}

.client-slot-inner {
  font-size: 11px;
  color: var(--text-light);
  font-weight: 600;
  letter-spacing: 0.5px;
}

.clients-note {
  text-align: center;
  font-size: 11px;
  color: var(--text-light);
  font-style: italic;
  margin-top: 24px;
  opacity: 0.7;
}

/* ====== TÉMOIGNAGES ====== */
.testimonials {
  background: linear-gradient(180deg, var(--bg-light) 0%, #EDF0F5 100%);
  padding: 88px 0;
}

.testi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 32px;
}

.testi-card {
  background: var(--white);
  border-radius: 14px;
  padding: 32px 28px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  transition: all 0.3s;
}
.testi-card:hover {
  box-shadow: var(--shadow-medium);
  transform: translateY(-2px);
}

.testi-quote {
  font-size: 56px;
  color: var(--red);
  line-height: 0.8;
  font-family: Georgia, serif;
  margin-bottom: 8px;
  font-weight: 700;
}

.testi-text {
  font-size: 15px;
  color: var(--text-dark);
  font-style: italic;
  line-height: 1.7;
  flex-grow: 1;
  margin-bottom: 24px;
}

.testi-author {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.testi-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--bg-band) 0%, var(--border) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--text-light);
}
.testi-avatar svg { width: 24px; height: 24px; stroke-width: 1.5; }

.testi-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 2px;
}

.testi-role {
  font-size: 12px;
  color: var(--text-gray);
}

.testi-note {
  text-align: center;
  font-size: 11px;
  color: var(--text-light);
  font-style: italic;
  margin-top: 32px;
  opacity: 0.7;
}

/* ====== RESPONSIVE ====== */
@media (max-width: 1024px) {
  .demo-grid { grid-template-columns: 1fr; }
  .demo-chat { min-height: 400px; }
  .clients-grid { grid-template-columns: repeat(3, 1fr); }
  .testi-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .demo-section { padding: 56px 0; }
  .demo-chat-body { max-height: 360px; }
  .demo-msg-bubble { max-width: 90%; font-size: 13px; }
  .clients-section { padding: 48px 0; }
  .clients-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .client-slot { height: 70px; }
  .testimonials { padding: 56px 0; }
  .testi-card { padding: 24px 20px; }
}


/* ========================================================
   EFFETS PREMIUM V4 — 3 backgrounds stylisés
   Tous en SVG inline pour zéro requête externe
   ======================================================== */

/* ------- MESH GRADIENT — fond fluide bleu marine ------- */
.bg-mesh {
  position: relative;
  isolation: isolate;
}
.bg-mesh::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background-color: var(--white);
  background-image:
    radial-gradient(circle at 15% 25%, rgba(26, 43, 95, 0.10) 0%, transparent 45%),
    radial-gradient(circle at 85% 75%, rgba(26, 43, 95, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(61, 79, 127, 0.05) 0%, transparent 60%),
    radial-gradient(circle at 75% 15%, rgba(200, 16, 46, 0.03) 0%, transparent 40%);
  pointer-events: none;
}

/* Variante hero : mesh + grille très subtile combinés */
.bg-hero-premium {
  position: relative;
  isolation: isolate;
  background: linear-gradient(180deg, #FAFBFD 0%, #FFFFFF 60%, #F4F5F8 100%);
}
.bg-hero-premium::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image:
    radial-gradient(ellipse at 10% 30%, rgba(26, 43, 95, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 90% 70%, rgba(26, 43, 95, 0.06) 0%, transparent 55%),
    radial-gradient(circle at 50% 50%, rgba(200, 16, 46, 0.025) 0%, transparent 40%);
  pointer-events: none;
}
.bg-hero-premium::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(26, 43, 95, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26, 43, 95, 0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  background-position: -1px -1px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 75%);
}

/* Mesh renforcé pour punchline navy */
.bg-mesh-navy {
  position: relative;
  isolation: isolate;
}
.bg-mesh-navy::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    radial-gradient(ellipse at 20% 30%, rgba(255, 255, 255, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 70%, rgba(200, 16, 46, 0.15) 0%, transparent 55%),
    radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.03) 0%, transparent 60%);
  pointer-events: none;
}
.bg-mesh-navy > .container { position: relative; z-index: 2; }

/* Nodes étendus sur toute la bande (V7) */
.bg-mesh-navy::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1600 500'><g stroke='rgba(255,255,255,0.20)' stroke-width='0.6' fill='none'><line x1='60' y1='80' x2='200' y2='140'/><line x1='200' y1='140' x2='340' y2='90'/><line x1='340' y1='90' x2='480' y2='180'/><line x1='480' y1='180' x2='620' y2='110'/><line x1='620' y1='110' x2='760' y2='200'/><line x1='760' y1='200' x2='900' y2='130'/><line x1='900' y1='130' x2='1040' y2='220'/><line x1='1040' y1='220' x2='1180' y2='100'/><line x1='1180' y1='100' x2='1320' y2='190'/><line x1='1320' y1='190' x2='1460' y2='120'/><line x1='1460' y1='120' x2='1560' y2='200'/><line x1='60' y1='80' x2='140' y2='260'/><line x1='200' y1='140' x2='280' y2='320'/><line x1='340' y1='90' x2='420' y2='280'/><line x1='480' y1='180' x2='560' y2='340'/><line x1='620' y1='110' x2='700' y2='300'/><line x1='760' y1='200' x2='840' y2='360'/><line x1='900' y1='130' x2='980' y2='320'/><line x1='1040' y1='220' x2='1120' y2='380'/><line x1='1180' y1='100' x2='1260' y2='310'/><line x1='1320' y1='190' x2='1400' y2='370'/><line x1='140' y1='260' x2='280' y2='320'/><line x1='280' y1='320' x2='420' y2='280'/><line x1='420' y1='280' x2='560' y2='340'/><line x1='560' y1='340' x2='700' y2='300'/><line x1='700' y1='300' x2='840' y2='360'/><line x1='840' y1='360' x2='980' y2='320'/><line x1='980' y1='320' x2='1120' y2='380'/><line x1='1120' y1='380' x2='1260' y2='310'/><line x1='1260' y1='310' x2='1400' y2='370'/><line x1='140' y1='260' x2='220' y2='440'/><line x1='420' y1='280' x2='500' y2='460'/><line x1='700' y1='300' x2='780' y2='460'/><line x1='980' y1='320' x2='1060' y2='460'/><line x1='1260' y1='310' x2='1340' y2='450'/><line x1='220' y1='440' x2='500' y2='460'/><line x1='500' y1='460' x2='780' y2='460'/><line x1='780' y1='460' x2='1060' y2='460'/><line x1='1060' y1='460' x2='1340' y2='450'/></g><g stroke='rgba(200,16,46,0.45)' stroke-width='1' fill='none'><line x1='480' y1='180' x2='620' y2='110'/><line x1='760' y1='200' x2='840' y2='360'/><line x1='1180' y1='100' x2='1260' y2='310'/></g><g fill='rgba(255,255,255,0.5)'><circle cx='60' cy='80' r='2.5'/><circle cx='200' cy='140' r='2'/><circle cx='340' cy='90' r='2.5'/><circle cx='480' cy='180' r='2.5'/><circle cx='620' cy='110' r='2'/><circle cx='760' cy='200' r='2.5'/><circle cx='900' cy='130' r='2'/><circle cx='1040' cy='220' r='2.5'/><circle cx='1180' cy='100' r='2'/><circle cx='1320' cy='190' r='2.5'/><circle cx='1460' cy='120' r='2'/><circle cx='140' cy='260' r='2'/><circle cx='280' cy='320' r='2.5'/><circle cx='420' cy='280' r='2'/><circle cx='560' cy='340' r='2.5'/><circle cx='700' cy='300' r='2'/><circle cx='840' cy='360' r='2.5'/><circle cx='980' cy='320' r='2'/><circle cx='1120' cy='380' r='2.5'/><circle cx='1260' cy='310' r='2'/><circle cx='1400' cy='370' r='2.5'/><circle cx='220' cy='440' r='2'/><circle cx='500' cy='460' r='2.5'/><circle cx='780' cy='460' r='2'/><circle cx='1060' cy='460' r='2.5'/><circle cx='1340' cy='450' r='2'/></g><g fill='rgba(200,16,46,0.7)'><circle cx='620' cy='110' r='3.5'/><circle cx='840' cy='360' r='4'/><circle cx='1260' cy='310' r='3.5'/></g></svg>");
  background-size: 100% 100%;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.7;
  pointer-events: none;
  mask-image: linear-gradient(180deg, transparent 0%, black 15%, black 85%, transparent 100%);
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, black 15%, black 85%, transparent 100%);
}

/* ------- GRID SYSTEM — Architecte ------- */
.bg-grid {
  position: relative;
  isolation: isolate;
}
.bg-grid::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -2;
  background: linear-gradient(180deg, #FAFBFD 0%, var(--white) 50%, #F4F5F8 100%);
  pointer-events: none;
}
.bg-grid::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    /* Grille principale 60px — bien visible (V8) */
    linear-gradient(rgba(26, 43, 95, 0.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26, 43, 95, 0.10) 1px, transparent 1px),
    /* Grille fine 15px — subtile */
    linear-gradient(rgba(26, 43, 95, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26, 43, 95, 0.045) 1px, transparent 1px);
  background-size: 60px 60px, 60px 60px, 15px 15px, 15px 15px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 85%);
}

/* ------- NODES & CONNECTIONS — Orchestration ------- */
.bg-nodes {
  position: relative;
  isolation: isolate;
  background: linear-gradient(180deg, var(--white) 0%, #FAFBFD 100%);
}
.bg-nodes::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 800'><g stroke='%231A2B5F' stroke-opacity='0.22' stroke-width='0.8' fill='none'><line x1='120' y1='100' x2='280' y2='180'/><line x1='280' y1='180' x2='440' y2='130'/><line x1='440' y1='130' x2='620' y2='210'/><line x1='620' y1='210' x2='780' y2='150'/><line x1='780' y1='150' x2='940' y2='220'/><line x1='940' y1='220' x2='1080' y2='130'/><line x1='120' y1='100' x2='200' y2='320'/><line x1='280' y1='180' x2='360' y2='370'/><line x1='440' y1='130' x2='520' y2='350'/><line x1='620' y1='210' x2='700' y2='400'/><line x1='780' y1='150' x2='860' y2='380'/><line x1='940' y1='220' x2='1020' y2='420'/><line x1='200' y1='320' x2='360' y2='370'/><line x1='360' y1='370' x2='520' y2='350'/><line x1='520' y1='350' x2='700' y2='400'/><line x1='700' y1='400' x2='860' y2='380'/><line x1='860' y1='380' x2='1020' y2='420'/><line x1='200' y1='320' x2='140' y2='500'/><line x1='360' y1='370' x2='300' y2='550'/><line x1='520' y1='350' x2='460' y2='580'/><line x1='700' y1='400' x2='640' y2='620'/><line x1='860' y1='380' x2='800' y2='590'/><line x1='1020' y1='420' x2='960' y2='600'/><line x1='140' y1='500' x2='300' y2='550'/><line x1='300' y1='550' x2='460' y2='580'/><line x1='460' y1='580' x2='640' y2='620'/><line x1='640' y1='620' x2='800' y2='590'/><line x1='800' y1='590' x2='960' y2='600'/><line x1='140' y1='500' x2='220' y2='700'/><line x1='460' y1='580' x2='540' y2='720'/><line x1='800' y1='590' x2='880' y2='720'/><line x1='220' y1='700' x2='540' y2='720'/><line x1='540' y1='720' x2='880' y2='720'/></g><g stroke='%23C8102E' stroke-opacity='0.32' stroke-width='1' fill='none'><line x1='440' y1='130' x2='620' y2='210'/><line x1='620' y1='210' x2='700' y2='400'/><line x1='700' y1='400' x2='640' y2='620'/><line x1='200' y1='320' x2='360' y2='370'/><line x1='860' y1='380' x2='1020' y2='420'/></g><g fill='%231A2B5F' fill-opacity='0.55'><circle cx='120' cy='100' r='3.5'/><circle cx='280' cy='180' r='3'/><circle cx='440' cy='130' r='3.5'/><circle cx='780' cy='150' r='3'/><circle cx='940' cy='220' r='3.5'/><circle cx='1080' cy='130' r='3'/><circle cx='200' cy='320' r='3'/><circle cx='360' cy='370' r='3.5'/><circle cx='520' cy='350' r='3'/><circle cx='860' cy='380' r='3'/><circle cx='1020' cy='420' r='3.5'/><circle cx='140' cy='500' r='3'/><circle cx='300' cy='550' r='3.5'/><circle cx='460' cy='580' r='3'/><circle cx='800' cy='590' r='3.5'/><circle cx='960' cy='600' r='3'/><circle cx='220' cy='700' r='3.5'/><circle cx='540' cy='720' r='3'/><circle cx='880' cy='720' r='3.5'/></g><g fill='%23C8102E' fill-opacity='0.70'><circle cx='620' cy='210' r='4.5'/><circle cx='700' cy='400' r='5'/><circle cx='640' cy='620' r='4.5'/></g><g fill='none' stroke='%23C8102E' stroke-opacity='0.35' stroke-width='1'><circle cx='620' cy='210' r='10'/><circle cx='700' cy='400' r='11'/><circle cx='640' cy='620' r='10'/></g></svg>");
  background-size: 1400px 933px;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.45;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, black 25%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
}

/* Mesh + nodes pour le CTA final navy */
.bg-cta-premium {
  position: relative;
  isolation: isolate;
  background: linear-gradient(135deg, #0A1230 0%, #111E4A 50%, #050B1F 100%);
}
.bg-cta-premium::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    radial-gradient(ellipse at 25% 40%, rgba(74, 107, 170, 0.25) 0%, transparent 55%),
    radial-gradient(ellipse at 75% 60%, rgba(200, 16, 46, 0.18) 0%, transparent 55%),
    radial-gradient(circle at 50% 50%, rgba(61, 79, 127, 0.12) 0%, transparent 70%);
  pointer-events: none;
}
.bg-cta-premium::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 400'><g fill='rgba(255,255,255,0.20)' stroke='rgba(255,255,255,0.10)' stroke-width='0.5'><line x1='100' y1='80' x2='250' y2='140'/><line x1='250' y1='140' x2='400' y2='90'/><line x1='400' y1='90' x2='560' y2='160'/><line x1='560' y1='160' x2='720' y2='110'/><line x1='720' y1='110' x2='880' y2='180'/><line x1='880' y1='180' x2='1060' y2='130'/><line x1='100' y1='80' x2='180' y2='260'/><line x1='250' y1='140' x2='340' y2='290'/><line x1='400' y1='90' x2='480' y2='280'/><line x1='560' y1='160' x2='640' y2='310'/><line x1='720' y1='110' x2='800' y2='280'/><line x1='880' y1='180' x2='960' y2='320'/><line x1='180' y1='260' x2='340' y2='290'/><line x1='340' y1='290' x2='480' y2='280'/><line x1='480' y1='280' x2='640' y2='310'/><line x1='640' y1='310' x2='800' y2='280'/><line x1='800' y1='280' x2='960' y2='320'/><circle cx='100' cy='80' r='3'/><circle cx='250' cy='140' r='2.5'/><circle cx='400' cy='90' r='3'/><circle cx='560' cy='160' r='3.5'/><circle cx='720' cy='110' r='2.5'/><circle cx='880' cy='180' r='3'/><circle cx='1060' cy='130' r='2.5'/><circle cx='180' cy='260' r='2.5'/><circle cx='340' cy='290' r='3'/><circle cx='480' cy='280' r='2.5'/><circle cx='640' cy='310' r='3.5'/><circle cx='800' cy='280' r='2.5'/><circle cx='960' cy='320' r='3'/></g></svg>");
  background-size: 100% 100%;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.75;
  pointer-events: none;
  mask-image: linear-gradient(180deg, transparent 0%, black 20%, black 80%, transparent 100%);
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, black 20%, black 80%, transparent 100%);
}
.bg-cta-premium > .container { position: relative; z-index: 2; }



/* ========================================================
   V5 — Grand A ARTHENXIA en filigrane sur 4 piliers
   ======================================================== */
.bg-pillars-a {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}
.bg-pillars-a::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -2;
  background: linear-gradient(180deg, var(--white) 0%, #FAFBFD 100%);
  pointer-events: none;
}
.bg-pillars-a::after {
  content: '';
  position: absolute;
  top: 50%;
  right: -150px;
  transform: translateY(-50%);
  width: 750px;
  height: 905px;
  z-index: -1;
  background-image: url('./img/bg-pillars.png');
  background-repeat: no-repeat;
  background-position: center right;
  background-size: contain;
  opacity: 0.16;
  pointer-events: none;
}

/* Variante miroir à gauche pour équilibre visuel */
.bg-pillars-a .pillars-watermark-left {
  position: absolute;
  top: 50%;
  left: -150px;
  transform: translateY(-50%) scaleX(-1);
  width: 750px;
  height: 905px;
  z-index: -1;
  background-image: url('./img/bg-pillars.png');
  background-repeat: no-repeat;
  background-position: center left;
  background-size: contain;
  opacity: 0.14;
  pointer-events: none;
}

@media (max-width: 1024px) {
  .bg-pillars-a::after { width: 560px; height: 680px; right: -200px; opacity: 0.14; }
  .bg-pillars-a .pillars-watermark-left { display: none; }
}
@media (max-width: 640px) {
  .bg-pillars-a::after { width: 420px; height: 510px; right: -240px; opacity: 0.10; }
}


/* ====== Tirets pointillés entre les 3 cards écosystème ====== */
.ecosystem-grid {
  position: relative;
}
.eco-connector {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  height: 20px;
  z-index: 1;
  pointer-events: none;
}
.eco-connector-left {
  left: calc(33.33% - 30px);
  width: 60px;
}
.eco-connector-right {
  left: calc(66.66% - 30px);
  width: 60px;
}
@media (max-width: 1024px) {
  .eco-connector { display: none; }
}


/* ====== PUNCHLINE V5 — Refonte avec icône A + 2 boutons ====== */
.punchline-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 40px;
  align-items: center;
  position: relative;
  z-index: 3;
}
.punchline-a-icon {
  width: 380px;
  height: auto;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 3;
}
.punchline-a-icon img {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 24px 60px rgba(90, 123, 192, 0.7)) drop-shadow(0 0 48px rgba(74, 107, 170, 0.6));
}
.punchline-content {
  text-align: left;
}
.punchline-text {
  font-size: 30px;
  font-weight: 800;
  line-height: 1.25;
  color: var(--white);
  letter-spacing: -0.5px;
  margin: 0 0 12px;
  text-align: left;
  max-width: none;
}
.punchline-sub {
  text-align: left;
  color: rgba(255,255,255,0.85);
  font-size: 16px;
  margin: 0 0 24px;
}
.punchline-ctas {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.punchline-ctas .btn-white-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

@media (max-width: 1024px) {
  .punchline-grid { grid-template-columns: 1fr; text-align: center; }
  .punchline-a-icon { margin: 0 auto; width: 340px; height: auto; }
  .punchline-content { text-align: center; }
  .punchline-text, .punchline-sub { text-align: center; }
  .punchline-text { font-size: 24px; }
  .punchline-ctas { justify-content: center; }
}
@media (max-width: 640px) {
  .punchline-ctas { flex-direction: column; }
  .punchline-ctas .btn { width: 100%; }
}


/* ====== Choix interactifs dans le chat démo ====== */
.demo-choices-wrap {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
  margin: 4px 0;
}
.demo-choice-btn {
  background: var(--white);
  border: 1.5px solid var(--navy);
  color: var(--navy);
  padding: 11px 16px;
  border-radius: 10px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: all 0.2s;
  width: 100%;
}
.demo-choice-btn:hover:not(.disabled):not(.selected) {
  background: var(--navy);
  color: var(--white);
  transform: translateX(2px);
}
.demo-choice-btn.selected {
  background: var(--red);
  border-color: var(--red);
  color: var(--white);
  cursor: default;
}
.demo-choice-btn.disabled {
  opacity: 0.4;
  cursor: not-allowed;
}



/* ============================================================
   V7 — Header : dropdowns, mobile burger, logo agrandi
   ============================================================ */

/* Brand block : adapter pour logo plus grand */
.header .brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}
.header .brand-block {
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.header .brand-tagline {
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: #555;
  text-transform: uppercase;
  line-height: 1.2;
  max-width: 110px;
}

/* Nav links + dropdowns */
.nav { display: flex; align-items: center; gap: 6px; }
.nav > a, .nav-dropdown-toggle {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--navy);
  text-decoration: none;
  padding: 10px 12px;
  border-radius: 6px;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.nav > a:hover, .nav-dropdown-toggle:hover { background: #F4F5F8; }
.nav > a.active { border-bottom: 2px solid var(--red); border-radius: 0; padding-bottom: 6px; }

.nav-dropdown {
  position: relative;
}
.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 220px;
  background: white;
  border: 1px solid #E5E7EB;
  border-radius: 10px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity 0.18s, visibility 0.18s, transform 0.18s;
  z-index: 100;
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown.open .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.nav-dropdown-menu a {
  display: block;
  padding: 10px 14px;
  font-size: 14px;
  color: var(--navy);
  text-decoration: none;
  border-radius: 6px;
  transition: background 0.12s;
}
.nav-dropdown-menu a:hover { background: #F4F5F8; color: var(--red); }

/* Header phone : forcer une seule ligne */
.header-phone {
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--navy);
  text-decoration: none;
  padding: 8px 12px;
}
.header-phone:hover { color: var(--red); }
.header-ctas { display: flex; align-items: center; gap: 10px; }

/* ===== MOBILE MENU TOGGLE ===== */
.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 6px;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  z-index: 110;
}
.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--navy);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.2s;
  transform-origin: center;
}
.mobile-menu-toggle.active span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.mobile-menu-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-menu-toggle.active span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ===== RESPONSIVE MOBILE ===== */
@media (max-width: 1024px) {
  .mobile-menu-toggle { display: flex; }
  .nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 88%;
    max-width: 360px;
    height: 100vh;
    background: white;
    flex-direction: column;
    align-items: stretch;
    padding: 80px 24px 24px;
    gap: 4px;
    transform: translateX(105%);
    transition: transform 0.32s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.15);
    z-index: 9999;
    overflow-y: auto;
  }
  .nav.open { transform: translateX(0); }
  .nav > a, .nav-dropdown-toggle {
    width: 100%;
    padding: 14px 16px;
    font-size: 16px;
    justify-content: flex-start;
    border-radius: 8px;
  }
  .nav > a.active { border-bottom: none; padding-bottom: 14px; background: rgba(200, 16, 46, 0.08); color: var(--red); }
  .nav-dropdown { width: 100%; }
  .nav-dropdown-menu {
    position: static;
    box-shadow: none;
    border: none;
    padding: 0 0 8px 12px;
    opacity: 1;
    visibility: visible;
    transform: none;
    min-width: auto;
    background: transparent;
    display: none;
  }
  .nav-dropdown.open .nav-dropdown-menu { display: block; }
  .nav-dropdown-menu a { font-size: 14.5px; padding: 9px 12px; }

  /* Header CTAs reorg en mobile */
  .header-ctas { gap: 6px; }
  .header-ctas .btn { padding: 9px 14px; font-size: 11.5px; width: 160px;  }
  .header-phone { display: none; } /* le tel devient dans le menu */
  .header .brand-tagline { display: none; }
  .header .brand-logo { height: 48px; }

  /* Overlay menu */
  .nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s, visibility 0.25s;
    z-index: 9998;
  }
  .nav-overlay.open { opacity: 1; visibility: visible; }
}

@media (max-width: 640px) {
  .header .brand-logo { height: 40px; }
  .header-ctas .btn { padding: 8px 12px; font-size: 12.5px; }
}


/* ============================================================
   V8 — Chatbot ARTHENXIA (basé sur index-old.html, adapté clair)
   ============================================================ */
.chatbot {
  background: var(--white);
  border: 1px solid #E5E7EB;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(26, 43, 95, 0.10), 0 2px 8px rgba(26, 43, 95, 0.05);
  display: flex;
  flex-direction: column;
  height: 580px;
}
.chatbot__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid #E5E7EB;
  background: var(--navy);
  flex-shrink: 0;
}
.chatbot__status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--white);
}
.chatbot__dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px rgba(34, 197, 94, 0.7);
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}
.chatbot__tag {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  background: var(--red);
  padding: 4px 10px;
  border-radius: 4px;
}
.chatbot__messages {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  background: #FAFBFD;
  scrollbar-width: thin;
  scrollbar-color: #D5D9E0 transparent;
}
.chatbot__messages::-webkit-scrollbar { width: 6px; }
.chatbot__messages::-webkit-scrollbar-thumb { background: #D5D9E0; border-radius: 3px; }

.chatbot__msg {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.chatbot__msg--user { flex-direction: row-reverse; }
.chatbot__avatar {
  width: 34px; height: 34px;
  border-radius: 8px;
  background: var(--red);
  color: #fff;
  font-size: 14px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  letter-spacing: 0.5px;
}
.chatbot__avatar--user {
  background: #E8EBF2;
  color: var(--navy);
  font-size: 11px;
  font-weight: 700;
}
.chatbot__bubble {
  max-width: 80%;
  background: var(--white);
  border: 1px solid #E5E7EB;
  border-radius: 14px;
  padding: 14px 18px;
  font-size: 14.5px;
  line-height: 1.6;
  color: #333;
}
.chatbot__bubble p { margin: 0 0 8px; }
.chatbot__bubble p:last-child { margin-bottom: 0; }
.chatbot__bubble strong { color: var(--navy); font-weight: 700; }
.chatbot__msg--user .chatbot__bubble {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}
.chatbot__msg--user .chatbot__bubble strong { color: var(--white); }

.chatbot__quick-replies {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}
.qr-btn {
  font-size: 13px;
  font-weight: 500;
  color: var(--navy);
  background: var(--white);
  border: 1px solid #D5D9E0;
  border-radius: 20px;
  padding: 6px 14px;
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
}
.qr-btn:hover {
  border-color: var(--red);
  color: var(--red);
  background: rgba(200, 16, 46, 0.04);
}
.qr-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.chatbot__input-area {
  display: flex;
  gap: 8px;
  padding: 16px 20px;
  border-top: 1px solid #E5E7EB;
  background: var(--white);
  flex-shrink: 0;
}
.chatbot__input {
  flex: 1;
  background: #FAFBFD;
  border: 1px solid #D5D9E0;
  border-radius: 10px;
  padding: 11px 16px;
  font-size: 14.5px;
  color: var(--navy);
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.chatbot__input::placeholder { color: #999; }
.chatbot__input:focus {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.08);
  background: var(--white);
}
.chatbot__send {
  width: 44px; height: 44px;
  background: var(--red);
  color: #fff;
  border: none;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}
.chatbot__send:hover { background: #a80d25; transform: translateY(-1px); }
.chatbot__send:active { transform: translateY(0); }

/* Typing indicator */
.typing-dots {
  display: inline-flex;
  gap: 4px;
  padding: 4px 0;
}
.typing-dots span {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #999;
  animation: typing-bounce 1.4s ease-in-out infinite;
}
.typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.typing-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes typing-bounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.3; }
  30% { transform: translateY(-6px); opacity: 1; }
}

/* Prompt chips (essayer ces parcours) — design clair */
.demo__prompt-chip {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  text-align: left;
  background: var(--white);
  border: 1px solid #E5E7EB;
  border-radius: 12px;
  padding: 13px 16px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--navy);
  font-family: inherit;
  cursor: pointer;
  transition: all 0.15s;
}
.demo__prompt-chip:hover {
  border-color: var(--red);
  background: rgba(200, 16, 46, 0.03);
  transform: translateX(2px);
}
.demo__prompt-chip svg {
  flex-shrink: 0;
  color: var(--navy);
  width: 18px;
  height: 18px;
}
.demo__prompt-chip:hover svg { color: var(--red); }
.demo-examples-cta {
  margin-top: auto;
  padding: 18px 20px;
  background: #F4F5F8;
  border-radius: 12px;
  text-align: center;
}
.demo-examples-cta p {
  font-size: 13.5px;
  color: #555;
  margin: 0 0 12px;
  line-height: 1.5;
}
.demo-examples-cta .btn-sm {
  padding: 10px 18px;
  font-size: 13.5px;
}

@media (max-width: 1024px) {
  .chatbot { height: 540px; }
}
@media (max-width: 640px) {
  .chatbot { height: 500px; }
  .chatbot__messages { padding: 18px; gap: 14px; }
  .chatbot__bubble { font-size: 14px; padding: 12px 15px; }
}


/* V9 — Logo footer en blanc (sur fond sombre) */
.footer-brand img {
  max-height: 56px;
  width: auto;
}


/* V9 — sector-icon plus visible (utile si image absente) */
.sector-img .sector-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 56px;
  height: 56px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.95);
  border: 1.5px solid rgba(255, 255, 255, 0.25);
  z-index: 2;
}
.sector-img {
  position: relative;
}




/* V12 — Section ARTHENXIA Core OS (cockpit) */
.coreos-section {
  background: linear-gradient(180deg, #0A1338 0%, #0D1A45 55%, #0A1338 100%);
  padding: 96px 0;
  position: relative;
  overflow: hidden;
}
.coreos-section::before {
  content: '';
  position: absolute;
  top: -180px;
  right: -120px;
  width: 560px;
  height: 560px;
  background: radial-gradient(circle, rgba(200,16,46,0.14) 0%, transparent 65%);
  pointer-events: none;
}
.coreos-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 64px;
  align-items: center;
}
.coreos-eyebrow {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 14px;
}
.coreos-title {
  font-size: 38px;
  font-weight: 800;
  color: var(--white);
  line-height: 1.18;
  margin-bottom: 18px;
}
.coreos-lead {
  font-size: 16.5px;
  color: rgba(255,255,255,0.78);
  line-height: 1.65;
  margin-bottom: 30px;
}
.coreos-points { display: flex; flex-direction: column; gap: 18px; margin-bottom: 34px; }
.coreos-point { display: flex; gap: 14px; align-items: flex-start; }
.coreos-point-icon {
  width: 38px; height: 38px; flex-shrink: 0;
  border-radius: 9px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.14);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.92);
}
.coreos-point-icon svg { width: 18px; height: 18px; stroke-width: 1.8; }
.coreos-point-title { font-size: 15px; font-weight: 700; color: var(--white); margin-bottom: 3px; }
.coreos-point-desc { font-size: 13.5px; color: rgba(255,255,255,0.66); line-height: 1.55; }
.coreos-visual { position: relative; }
.coreos-visual img {
  width: 100%;
  border-radius: 16px;
  box-shadow: 0 24px 70px rgba(0,0,0,0.55), 0 0 0 1px rgba(255,255,255,0.08);
  display: block;
}
.coreos-caption {
  margin-top: 14px;
  font-size: 12px;
  color: rgba(255,255,255,0.45);
  text-align: center;
  font-style: italic;
}
@media (max-width: 1024px) {
  .coreos-grid { grid-template-columns: 1fr; gap: 40px; }
  .coreos-title { font-size: 30px; }
  .coreos-section { padding: 64px 0; }
}

/* V11 — Références clients en cards textuelles */
.clients-refs-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}
.client-ref {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-light);
  padding: 16px 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--navy);
  line-height: 1.35;
  min-height: 64px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.client-ref:hover {
  border-color: var(--navy);
  box-shadow: 0 4px 14px rgba(26,43,95,0.10);
}
@media (max-width: 1024px) {
  .clients-refs-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 640px) {
  .clients-refs-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .client-ref { font-size: 11.5px; padding: 12px 8px; min-height: 56px; }
}

/* V11 — Retour au logo complet sur mobile, contraint sans déformation */
.brand-logo-mobile { display: none; }
@media (max-width: 1024px) {
  .header .brand-logo {
    display: block;
    height: 42px;
    width: auto;
    max-width: min(220px, 55vw);
    object-fit: contain;
    object-position: left center;
  }
}
@media (max-width: 640px) {
  .header .brand-logo { height: 38px; max-width: min(190px, 52vw); }
}


/* ============================================================
   V10 — FOOTER REDESIGN (image 4) — bandeau CTA + 4 colonnes + bottom
   ============================================================ */
.footer-v10 {
  position: relative;
  overflow: hidden;
  color: rgba(255, 255, 255, 0.85);
  isolation: isolate;
  background: #0A1338;
}

/* Background "Nodes & Connections" — image 5 */
.footer-bg-nodes {
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image: url('./img/footer-nodes.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  pointer-events: none;
  opacity: 0.95;
}
.footer-v10::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(10, 19, 56, 0.65) 0%, rgba(5, 11, 31, 0.85) 100%);
  pointer-events: none;
}

/* Bandeau CTA */
.footer-cta-band {
  padding: 56px 0 48px;
}
.footer-cta-grid {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 28px;
  align-items: center;
}
.footer-cta-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.10);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.9);
  flex-shrink: 0;
}
.footer-cta-title {
  font-size: 26px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.25;
  margin-bottom: 4px;
}
.footer-cta-sub {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.75);
}
.footer-cta-btn {
  white-space: nowrap;
}

/* Ligne rouge fine séparation */
.footer-divider-red {
  height: 1.5px;
  background: var(--red);
  width: 100%;
  opacity: 0.85;
}

/* Corps : logo + 4 colonnes */
.footer-v10-body {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr;
  gap: 56px;
  padding: 56px 24px 40px;
}
.footer-v10-brand p {
  color: rgba(255, 255, 255, 0.65);
  font-size: 14px;
  line-height: 1.6;
  margin-top: 16px;
  max-width: 280px;
}
.footer-v10-logo {
  height: 52px;
  width: auto;
  display: block;
}
.footer-v10-col h4 {
  color: var(--white);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.footer-v10-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-v10-col li {
  margin-bottom: 10px;
}
.footer-v10-col a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.15s;
}
.footer-v10-col a:hover {
  color: var(--white);
}

/* Ligne fine séparation bas */
.footer-divider-thin {
  height: 1px;
  background: rgba(255, 255, 255, 0.10);
  width: 100%;
}

/* Bas du footer */
.footer-v10-bottom {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 24px;
  align-items: center;
  padding: 24px 24px 32px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
}
.footer-v10-copy {
  text-align: left;
}
.footer-v10-location {
  margin-left: 12px;
  opacity: 0.7;
}
.footer-v10-contact {
  display: flex;
  gap: 24px;
  justify-content: center;
}
.footer-v10-contact a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  transition: color 0.15s;
}
.footer-v10-contact a:hover { color: var(--white); }
.footer-v10-legal {
  display: flex;
  gap: 24px;
  justify-content: flex-end;
  align-items: center;
}
.footer-v10-legal a {
  color: rgba(255, 255, 255, 0.55);
  text-decoration: none;
  font-size: 13px;
  transition: color 0.15s;
}
.footer-v10-legal a:hover { color: var(--white); }
.footer-v10-lang {
  color: rgba(255, 255, 255, 0.7);
  font-weight: 600;
  font-size: 13px;
}

/* Responsive footer V10 */
@media (max-width: 1024px) {
  .footer-cta-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 18px;
  }
  .footer-cta-icon { margin: 0 auto; }
  .footer-cta-title { font-size: 22px; }
  .footer-v10-body {
    grid-template-columns: 1fr 1fr;
    gap: 36px 28px;
    padding: 40px 24px;
  }
  .footer-v10-brand { grid-column: 1 / -1; }
  .footer-v10-brand p { max-width: 100%; }
  .footer-v10-bottom {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 16px;
  }
  .footer-v10-copy, .footer-v10-contact, .footer-v10-legal {
    justify-content: center;
    text-align: center;
  }
}
@media (max-width: 640px) {
  .footer-cta-band { padding: 36px 0 28px; }
  .footer-cta-title { font-size: 19px; }
  .footer-cta-sub { font-size: 14px; }
  .footer-v10-body {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-v10-contact {
    flex-direction: column;
    gap: 12px;
  }
  .footer-v10-legal {
    flex-direction: column;
    gap: 8px;
  }
}

