/* =========================================================
   MAJOR EXCHANGES — Design System
   Éditorial scientifique · serif expressif · bleu profond
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,400;0,9..144,500;0,9..144,600;0,9..144,700;1,9..144,400&family=Inter+Tight:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Palette — tous les bleus unifiés sur la base Major Exchanges */
  --ink:        #005493;
  --ink-soft:   #005493;
  --ink-line:   #005493;
  --black:      #005493;
  --black-soft: #005493;
  --paper:      #F4EFE6;   /* crème chaude — texte principal */
  --paper-soft: #EAE2D3;
  --rust:       #C2572E;   /* terracotta — accent principal */
  --rust-soft:  #E8956E;
  --rust-deep:  #A8431F;
  --gold:       #C9A961;   /* or atténué — secondaire */
  --sage:       #7A8B6F;
  --venn-orange: #D87331;  /* Venn diagram softskills */
  --venn-blue:   #005493;
  --venn-red:    #C24330;

  /* Typography */
  --font-display: 'Fraunces', 'Georgia', serif;
  --font-body:    'Inter Tight', -apple-system, system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', 'Courier New', monospace;

  /* Layout */
  --maxw: 1320px;
  --gutter: clamp(20px, 4vw, 48px);

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* =========================================================
   Skip link — accessibility
   ========================================================= */
.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 9999;
  padding: 12px 20px;
  background: var(--rust);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 2px;
  text-decoration: none;
  transition: top 0.15s;
}
.skip-link:focus {
  top: 16px;
}

/* =========================================================
   Reset & base
   ========================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a { color: inherit; text-decoration: none; }

::selection { background: var(--rust); color: var(--paper); }

/* Global focus-visible outline — keyboard navigation */
:focus-visible {
  outline: 2px solid var(--rust);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Grain overlay — texture éditoriale discrète */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1000;
  opacity: 0.035;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='0.6'/></svg>");
}

/* =========================================================
   Typographie
   ========================================================= */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.05;
  font-variation-settings: "opsz" 144;
}

h1 {
  font-size: clamp(2.5rem, 7vw, 6rem);
  font-weight: 300;
}

h2 {
  font-size: clamp(2rem, 4.5vw, 3.75rem);
  font-weight: 400;
}

h3 {
  font-size: clamp(1.5rem, 2.5vw, 2.25rem);
  font-weight: 500;
}

h4 {
  font-size: clamp(1.15rem, 1.5vw, 1.5rem);
  font-weight: 500;
  letter-spacing: -0.01em;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--rust-soft);
  font-weight: 500;
}

.display-italic {
  font-style: italic;
  font-weight: 300;
  color: var(--gold);
}

.lead {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 1.5vw, 1.35rem);
  font-weight: 300;
  line-height: 1.5;
  color: var(--paper-soft);
  max-width: 60ch;
}

p { max-width: 68ch; }

/* =========================================================
   Navigation
   ========================================================= */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px var(--gutter);
  background: rgba(0, 84, 147, 0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255,255,255,0.12);
  transition: padding 0.3s var(--ease);
}

.nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--paper);
  display: flex;
  align-items: center;
  gap: 12px;
  transition: opacity 0.2s var(--ease);
  line-height: 1;
}

.nav-logo .accent {
  color: var(--paper);
  font-weight: 400;
}

.nav-logo:hover { opacity: 0.85; }

.nav-logo img {
  height: 36px !important;
  width: auto !important;
  max-width: 36px;
  max-height: 36px;
  display: block;
  object-fit: contain;
  flex-shrink: 0;
}

.nav-logo .dot {
  width: 8px; height: 8px;
  background: var(--rust);
  border-radius: 50%;
  display: inline-block;
}

.logo-text {
  display: inline-block;
  white-space: nowrap;
  text-transform: uppercase;
}

/* Sur mobile, masquer le texte, ne garder que le logo */
@media (max-width: 560px) {
  .nav-logo .logo-text { display: none; }
  .nav-logo img { height: 32px !important; max-height: 32px; max-width: 32px; }
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
  list-style: none;
}

.nav-links a {
  font-size: 0.875rem;
  color: var(--paper-soft);
  transition: color 0.2s var(--ease);
  position: relative;
}

.nav-links a:hover { color: var(--paper); }

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -6px; left: 0; right: 0;
  height: 1px;
  background: var(--rust);
}

.nav-cta {
  padding: 10px 22px;
  border: 1px solid var(--paper);
  border-radius: 2px;
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: all 0.25s var(--ease);
}

.nav-cta:hover {
  background: var(--paper);
  color: var(--ink);
}

.nav-app {
  padding: 7px 14px;
  background: transparent;
  color: var(--paper);
  border: 1px solid rgba(244, 239, 230, 0.35);
  border-radius: 2px;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: all 0.25s var(--ease);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.nav-app:hover {
  background: var(--paper);
  color: var(--ink);
  border-color: var(--paper);
}

.nav-burger { display: none; background: none; border: 0; color: var(--paper); cursor: pointer; padding: 8px; }
.nav-burger svg { width: 24px; height: 24px; }

@media (max-width: 960px) {
  .nav-links { display: none; }
  .nav-burger { display: block; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--ink-soft);
    padding: 24px var(--gutter);
    border-bottom: 1px solid var(--ink-line);
    gap: 20px;
    align-items: flex-start;
  }
}

/* =========================================================
   Sections
   ========================================================= */
main { padding-top: 84px; }

.section {
  padding: clamp(80px, 10vw, 160px) var(--gutter);
  position: relative;
}

.section-inner {
  max-width: var(--maxw);
  margin: 0 auto;
}

.section-light {
  background: var(--paper);
  color: var(--ink);
}
.section-light .eyebrow { color: var(--rust); }
.section-light .lead { color: var(--ink-soft); }
.section-light .display-italic { color: var(--rust); }

.section-number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--gold);
  letter-spacing: 0.2em;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.section-number::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--gold);
}

/* =========================================================
   Hero
   ========================================================= */
.hero {
  min-height: calc(100vh - 84px);
  padding: clamp(60px, 8vw, 120px) var(--gutter) clamp(60px, 6vw, 80px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 50% 40%, #005493 0%, var(--black) 75%);
}

/* Halo central très discret pour donner de la profondeur derrière la rosace */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(
      ellipse at 50% 50%,
      rgba(201, 169, 97, 0.10) 0%,
      transparent 60%
    ),
    radial-gradient(
      ellipse at 80% 90%,
      rgba(194, 87, 46, 0.08) 0%,
      transparent 55%
    );
}

/* Rosace décorative — centrée, plus claire et plus large */
.hero-graphic {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: clamp(420px, 70vw, 820px);
  height: clamp(420px, 70vw, 820px);
  z-index: 2;
  opacity: 0.9;
  pointer-events: none;
  animation: roseRotate 180s linear infinite;
}

@keyframes roseRotate {
  from { transform: translate(-50%, -50%) rotate(0deg);   }
  to   { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Tout le contenu passe au-dessus de l'overlay ET de la rosace */
.hero > .hero-inner,
.hero > .hero-sub {
  position: relative;
  z-index: 3;
}

.hero-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 80px;
  align-items: end;
}

.hero-title {
  font-size: clamp(2.75rem, 8vw, 7.5rem);
  font-weight: 300;
  line-height: 0.95;
  max-width: 14ch;
  text-shadow: 0 2px 40px rgba(0, 0, 0, 0.4);
}

.hero-title em {
  font-style: italic;
  font-weight: 300;
  color: var(--gold);
}

.hero-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: var(--paper-soft);
  opacity: 0.8;
  text-transform: uppercase;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  align-self: start;
  padding-top: 20px;
}

.hero-sub {
  margin-top: 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  max-width: var(--maxw);
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding-top: 48px;
  border-top: 1px solid rgba(244, 239, 230, 0.2);
}

.hero-sub .lead { max-width: 48ch; }

.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: start;
  justify-content: flex-end;
}

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-meta { display: none; }
  .hero-sub { grid-template-columns: 1fr; gap: 32px; }
  .hero-ctas { justify-content: flex-start; }
  /* Sur mobile, la rosace reste centrée mais en filigrane */
  .hero-graphic {
    width: 110vw;
    height: 110vw;
    opacity: 0.32;
  }
}

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 28px;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid transparent;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.3s var(--ease);
  line-height: 1;
}

.btn-primary {
  background: var(--rust);
  color: var(--paper);
}
.btn-primary:hover {
  background: transparent;
  border-color: var(--rust);
  color: var(--rust-soft);
}

.btn-ghost {
  background: transparent;
  color: var(--paper);
  border-color: var(--paper);
}
.btn-ghost:hover {
  background: var(--paper);
  color: var(--ink);
}

.section-light .btn-ghost {
  color: var(--ink);
  border-color: var(--ink);
}
.section-light .btn-ghost:hover {
  background: var(--ink);
  color: var(--paper);
}

.btn .arrow {
  display: inline-block;
  transition: transform 0.3s var(--ease);
}
.btn:hover .arrow { transform: translateX(4px); }

/* =========================================================
   Benefits / feature grid
   ========================================================= */
.benefits {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 80px;
  border-top: 1px solid var(--ink-line);
}

.section-light .benefits { border-top-color: rgba(10, 22, 40, 0.15); }

.benefit {
  padding: 48px 32px;
  border-right: 1px solid var(--ink-line);
  position: relative;
}
.section-light .benefit { border-right-color: rgba(10, 22, 40, 0.15); }

.benefit:last-child { border-right: 0; }

.benefit-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--rust-soft);
  letter-spacing: 0.1em;
  margin-bottom: 32px;
}
.section-light .benefit-num { color: var(--rust); }

.benefit h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
  font-weight: 500;
}

.benefit p {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--paper-soft);
}
.section-light .benefit p { color: var(--ink-soft); }

.benefit-link {
  display: inline-flex;
  margin-top: 24px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--rust-soft);
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  transition: color 0.2s;
}
.section-light .benefit-link { color: var(--rust); }
.benefit-link:hover { color: var(--paper); }
.section-light .benefit-link:hover { color: var(--ink); }

@media (max-width: 900px) {
  .benefits { grid-template-columns: 1fr; }
  .benefit { border-right: 0; border-bottom: 1px solid var(--ink-line); }
  .section-light .benefit { border-bottom-color: rgba(10, 22, 40, 0.15); }
  .benefit:last-child { border-bottom: 0; }
}

/* =========================================================
   Two-column content
   ========================================================= */
.twocol {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(40px, 6vw, 100px);
  align-items: start;
}

.twocol-flip { grid-template-columns: 1.2fr 1fr; }

.twocol-head h2 { margin-bottom: 24px; }

.twocol-body p + p { margin-top: 20px; }

@media (max-width: 800px) {
  .twocol, .twocol-flip { grid-template-columns: 1fr; }
}

/* =========================================================
   Stats row
   ========================================================= */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--ink-line);
  border-bottom: 1px solid var(--ink-line);
  margin-top: 80px;
}

.section-light .stats {
  border-color: rgba(10, 22, 40, 0.15);
}

.stat {
  padding: 48px 24px;
  border-right: 1px solid var(--ink-line);
  text-align: left;
}

.section-light .stat { border-right-color: rgba(10, 22, 40, 0.15); }
.stat:last-child { border-right: 0; }

.stat-num {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 300;
  line-height: 1;
  color: var(--gold);
  margin-bottom: 12px;
  letter-spacing: -0.03em;
}
.section-light .stat-num { color: var(--rust); }

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--paper-soft);
  line-height: 1.5;
}
.section-light .stat-label { color: var(--ink-soft); }

@media (max-width: 800px) {
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(1), .stat:nth-child(2) { border-bottom: 1px solid var(--ink-line); }
  .section-light .stat:nth-child(1), .section-light .stat:nth-child(2) { border-bottom-color: rgba(10, 22, 40, 0.15); }
}

/* =========================================================
   Pillars (5 niveaux)
   ========================================================= */
.pillars {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: var(--ink-line);
  margin-top: 80px;
  border: 1px solid var(--ink-line);
}

.section-light .pillars {
  background: rgba(10, 22, 40, 0.15);
  border-color: rgba(10, 22, 40, 0.15);
}

.pillar {
  background: var(--ink);
  padding: 48px 28px;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: background 0.3s var(--ease);
}
.section-light .pillar { background: var(--paper); }
.pillar:hover { background: var(--ink-soft); }
.section-light .pillar:hover { background: var(--paper-soft); }

.pillar-num {
  font-family: var(--font-display);
  font-size: 3rem;
  color: var(--rust);
  font-weight: 300;
  line-height: 1;
  margin-bottom: 32px;
  font-style: italic;
}

.pillar h3,
.pillar h4 {
  margin-bottom: 16px;
  font-size: clamp(1.15rem, 1.5vw, 1.5rem);
  font-weight: 500;
  letter-spacing: -0.01em;
}

.pillar p {
  font-size: 0.875rem;
  color: var(--paper-soft);
  line-height: 1.55;
  margin-top: auto;
}
.section-light .pillar p { color: var(--ink-soft); }

@media (max-width: 900px) { .pillars { grid-template-columns: 1fr 1fr; } }
@media (max-width: 540px) { .pillars { grid-template-columns: 1fr; } }

/* =========================================================
   Process steps
   ========================================================= */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 64px;
  position: relative;
}

.step {
  padding: 32px;
  background: var(--ink-soft);
  border: 1px solid var(--ink-line);
  position: relative;
}

.section-light .step {
  background: var(--paper-soft);
  border-color: rgba(10, 22, 40, 0.1);
}

.step-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--rust-soft);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.section-light .step-num { color: var(--rust); }

.step h3,
.step h4 { margin-bottom: 12px; font-size: clamp(1.15rem, 1.5vw, 1.5rem); font-weight: 500; letter-spacing: -0.01em; }

.step-desc {
  font-size: 0.9375rem;
  color: var(--paper-soft);
  line-height: 1.6;
  margin-bottom: 20px;
}
.section-light .step-desc { color: var(--ink-soft); }

.step-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  padding: 6px 12px;
  background: var(--rust);
  color: var(--paper);
  text-transform: uppercase;
  margin-top: auto;
}

@media (max-width: 800px) { .steps { grid-template-columns: 1fr; } }

/* =========================================================
   Pricing / offer cards
   ========================================================= */
.offers {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 64px;
}

.offer {
  padding: 48px 40px;
  border: 1px solid var(--ink-line);
  background: var(--ink-soft);
  position: relative;
  transition: transform 0.4s var(--ease), border-color 0.3s var(--ease);
}

.section-light .offer {
  background: var(--paper);
  border-color: rgba(10, 22, 40, 0.12);
}

.offer:hover { transform: translateY(-4px); border-color: var(--rust); }

.offer-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-light .offer-label { color: var(--rust); }

.offer h3 {
  font-size: 2.25rem;
  margin-bottom: 12px;
}

.offer-tagline {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.125rem;
  color: var(--paper-soft);
  margin-bottom: 32px;
}
.section-light .offer-tagline { color: var(--ink-soft); }

.offer-list {
  list-style: none;
  margin-bottom: 32px;
}

.offer-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--ink-line);
  font-size: 0.9375rem;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.section-light .offer-list li { border-bottom-color: rgba(10, 22, 40, 0.1); }

.offer-list li::before {
  content: '→';
  color: var(--rust);
  font-family: var(--font-display);
  flex-shrink: 0;
}

.offer-featured {
  background: var(--paper);
  color: var(--ink);
  border-color: var(--rust);
}
.offer-featured .offer-label { color: var(--rust); }
.offer-featured .offer-tagline { color: var(--ink-soft); }
.offer-featured .offer-list li { border-bottom-color: rgba(10, 22, 40, 0.1); }

@media (max-width: 800px) { .offers { grid-template-columns: 1fr; } }

/* =========================================================
   Quote / testimonial
   ========================================================= */
.quote {
  max-width: 900px;
  margin: 0 auto;
  text-align: left;
  position: relative;
  padding-left: 80px;
}

.quote::before {
  content: '“';
  position: absolute;
  top: -40px;
  left: 0;
  font-family: var(--font-display);
  font-size: 8rem;
  color: var(--rust);
  line-height: 1;
  font-style: italic;
}

.quote-text {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.5vw, 2.25rem);
  font-weight: 300;
  line-height: 1.3;
  font-style: italic;
  margin-bottom: 32px;
  max-width: 100%;
}

.quote-cite {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
}

@media (max-width: 700px) {
  .quote { padding-left: 0; padding-top: 60px; }
  .quote::before { top: -20px; font-size: 6rem; }
}

/* =========================================================
   Validation / logos band
   ========================================================= */
.validation {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--ink-line);
  margin-top: 80px;
  border: 1px solid var(--ink-line);
}

.section-light .validation {
  background: rgba(10, 22, 40, 0.15);
  border-color: rgba(10, 22, 40, 0.15);
}

.validation-item {
  background: var(--ink);
  padding: 40px 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 180px;
}
.section-light .validation-item { background: var(--paper); }

.validation-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.15em;
  color: var(--rust-soft);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-light .validation-label { color: var(--rust); }

.validation-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 1.2;
}

.validation-detail {
  font-size: 0.8125rem;
  color: var(--paper-soft);
  margin-top: 8px;
}
.section-light .validation-detail { color: var(--ink-soft); }

@media (max-width: 800px) { .validation { grid-template-columns: 1fr 1fr; } }

/* =========================================================
   CTA banner
   ========================================================= */
.cta-banner {
  padding: clamp(80px, 10vw, 140px) var(--gutter);
  background: var(--rust);
  color: var(--paper);
  position: relative;
  overflow: hidden;
}

.cta-banner-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr auto;
  gap: 48px;
  align-items: center;
}

.cta-banner h2 {
  color: var(--paper);
  font-weight: 300;
}

.cta-banner h2 em {
  color: var(--ink);
  font-style: italic;
}

.cta-banner .btn-ghost {
  border-color: var(--paper);
  color: var(--paper);
}

.cta-banner .btn-ghost:hover {
  background: var(--paper);
  color: var(--rust);
}

@media (max-width: 800px) {
  .cta-banner-inner { grid-template-columns: 1fr; gap: 32px; }
}

/* =========================================================
   Footer
   ========================================================= */
.footer {
  background: var(--black);
  padding: 80px var(--gutter) 32px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-inner {
  max-width: var(--maxw);
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 64px;
}

.footer-brand h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--paper-soft);
  opacity: 0.7;
  max-width: 40ch;
}

.footer h4,
.footer h5 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
  font-weight: 500;
}

.footer ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer ul a {
  font-size: 0.875rem;
  color: var(--paper-soft);
  transition: color 0.2s;
}

.footer ul a:hover { color: var(--paper); }

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--ink-line);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--paper-soft);
  opacity: 0.6;
  letter-spacing: 0.05em;
}

@media (max-width: 800px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 500px) {
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

/* =========================================================
   Page header (pour sous-pages)
   ========================================================= */
.page-header {
  padding: clamp(80px, 10vw, 140px) var(--gutter) clamp(60px, 6vw, 100px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  position: relative;
  background:
    radial-gradient(ellipse at 80% 0%, rgba(201,169,97,0.06) 0%, transparent 60%),
    radial-gradient(ellipse at 0% 100%, rgba(194,87,46,0.06) 0%, transparent 60%);
}

.page-header-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 48px;
  align-items: end;
}

.page-header h1 {
  font-size: clamp(2.5rem, 6vw, 5rem);
  max-width: 14ch;
}

.page-header h1 em { color: var(--gold); font-style: italic; font-weight: 300; }

.page-header-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--rust-soft);
  text-transform: uppercase;
  padding-bottom: 16px;
}

@media (max-width: 800px) {
  .page-header-inner { grid-template-columns: 1fr; gap: 20px; }
}

/* =========================================================
   Forms
   ========================================================= */
.form {
  display: flex;
  flex-direction: column;
  gap: 24px;
  max-width: 600px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--rust-soft);
}

.section-light .form label { color: var(--rust); }

.form input,
.form textarea,
.form select {
  padding: 14px 16px;
  background: transparent;
  border: 1px solid var(--ink-line);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 1rem;
  border-radius: 2px;
  transition: border-color 0.2s;
}

.section-light .form input,
.section-light .form textarea,
.section-light .form select {
  border-color: rgba(10, 22, 40, 0.2);
  color: var(--ink);
}

.form input:focus,
.form textarea:focus,
.form select:focus {
  outline: 2px solid var(--rust);
  outline-offset: 2px;
  border-color: var(--rust);
}

.form textarea { min-height: 160px; resize: vertical; }

/* =========================================================
   Animations on scroll
   ========================================================= */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* =========================================================
   Utilities
   ========================================================= */
.mt-sm { margin-top: 24px; }
.mt-md { margin-top: 48px; }
.mt-lg { margin-top: 80px; }

.text-center { text-align: center; }
.mono { font-family: var(--font-mono); }

/* =========================================================
   Venn diagram — softskills (3 cercles)
   ========================================================= */
.venn-block {
  margin: 64px auto 0;
  max-width: 980px;
  position: relative;
}

.venn {
  width: 100%;
  height: auto;
  max-height: 640px;
  display: block;
  margin: 0 auto;
}

.venn-caption {
  text-align: center;
  margin-top: 32px;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.25rem, 2vw, 1.625rem);
  color: var(--paper);
  letter-spacing: -0.01em;
}
.section-light .venn-caption { color: var(--ink); }

/* =========================================================
   Service cards — formats (3 cards In-line / Visio / PDF)
   ========================================================= */
.service-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 64px;
}

.service-card {
  background: var(--paper-soft);
  padding: 56px 28px 36px;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  border: 1px solid rgba(10,22,40,0.08);
  border-radius: 4px;
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.section-light .service-card {
  background: var(--paper);
  border-color: rgba(10,22,40,0.12);
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 42px -24px rgba(10,22,40,0.5);
}

.service-card-tag {
  background: var(--rust);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 14px 24px;
  border-radius: 2px;
  white-space: nowrap;
  display: inline-block;
}

.service-card-duration {
  margin-top: 28px;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.125rem;
  color: var(--ink);
  font-weight: 300;
}

.service-card-desc {
  margin-top: 12px;
  font-size: 0.875rem;
  color: var(--ink-soft);
  line-height: 1.55;
  max-width: 28ch;
}

@media (max-width: 800px) {
  .service-cards { grid-template-columns: 1fr; }
}

/* =========================================================
   Testimonials — quote cards
   ========================================================= */
.testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 64px;
}

.testimonial {
  background: var(--paper);
  color: var(--ink);
  padding: 36px 32px;
  position: relative;
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(10,22,40,0.08);
}

.testimonial::before {
  content: '“';
  font-family: var(--font-display);
  font-style: italic;
  font-size: 4rem;
  line-height: 1;
  color: var(--gold);
  margin-bottom: 8px;
  display: block;
}

.testimonial-text {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: 1.0625rem;
  line-height: 1.5;
  color: var(--ink);
  flex: 1;
  margin-bottom: 28px;
}

.testimonial-divider {
  height: 1px;
  background: rgba(10,22,40,0.15);
  margin-bottom: 20px;
}

.testimonial-cite {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-cite-logo {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-align: center;
  color: var(--paper);
  background: var(--ink);
  border-radius: 2px;
  padding: 4px;
  line-height: 1.1;
}

.testimonial-cite-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.testimonial-cite-org {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.testimonial-cite-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9375rem;
}

.testimonial-cite-role {
  font-size: 0.75rem;
  color: var(--ink-soft);
}

@media (max-width: 900px) {
  .testimonials { grid-template-columns: 1fr; }
}

/* Long testimonial (single column block) */
.testimonial-long {
  background: var(--paper);
  color: var(--ink);
  padding: 56px clamp(28px, 4vw, 56px);
  border-radius: 4px;
  margin-top: 32px;
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 48px;
  align-items: start;
  border: 1px solid rgba(10,22,40,0.08);
}

.testimonial-long-head {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.testimonial-long-logo {
  width: 100%;
  max-width: 160px;
  height: auto;
  background: var(--paper-soft);
  border-radius: 2px;
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  text-align: center;
  color: var(--ink);
  font-size: 0.9375rem;
  letter-spacing: 0.05em;
  min-height: 90px;
}

.testimonial-long-org {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  line-height: 1.3;
}

.testimonial-long-body {
  font-size: 0.9375rem;
  color: var(--ink-soft);
  line-height: 1.7;
}

.testimonial-long-body p { margin-bottom: 16px; max-width: none; }
.testimonial-long-body ul { margin: 16px 0 24px; padding-left: 24px; }
.testimonial-long-body ul li { margin-bottom: 10px; }

.testimonial-long-sign {
  margin-top: 24px;
  font-family: var(--font-display);
  font-style: italic;
  text-align: right;
  color: var(--ink);
}

.testimonial-long-sign strong { font-style: normal; font-weight: 600; }

@media (max-width: 800px) {
  .testimonial-long { grid-template-columns: 1fr; gap: 28px; }
}

/* =========================================================
   Logo strip — references partners
   ========================================================= */
.logo-strip {
  margin-top: 48px;
  padding: 32px clamp(20px, 4vw, 48px);
  background: var(--paper);
  border-radius: 4px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 32px 28px;
  align-items: center;
  justify-items: center;
}

.logo-strip-item {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.05em;
  font-size: 0.9375rem;
  color: var(--ink);
  text-align: center;
  line-height: 1.2;
  opacity: 0.85;
  transition: opacity 0.2s var(--ease);
}

.logo-strip-item:hover { opacity: 1; }

@media (max-width: 800px) {
  .logo-strip { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 480px) {
  .logo-strip { grid-template-columns: repeat(2, 1fr); }
}

/* =========================================================
   Validation hero — NATO/IAEA highlight band
   ========================================================= */
.validation-hero {
  background: var(--rust);
  color: var(--paper);
  padding: 40px clamp(28px, 5vw, 64px);
  text-align: center;
  margin-top: 48px;
  border-radius: 4px;
}

.validation-hero-title {
  font-family: var(--font-display);
  font-size: clamp(0.95rem, 1.4vw, 1.125rem);
  font-style: italic;
  font-weight: 300;
  line-height: 1.5;
  max-width: 70ch;
  margin: 0 auto;
}

/* =========================================================
   Team / Conseillers grid (Pour l'expert)
   ========================================================= */
.team {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  margin-top: 48px;
}

.team-card {
  background: var(--paper-soft);
  padding: 32px 24px;
  text-align: center;
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  align-items: center;
  border: 1px solid rgba(10,22,40,0.08);
  transition: transform 0.4s var(--ease), border-color 0.3s var(--ease);
}

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

.team-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  margin-bottom: 24px;
  background:
    radial-gradient(circle at 30% 30%, #005493, var(--ink) 70%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--paper);
  font-weight: 500;
  letter-spacing: 0.05em;
  box-shadow: inset 0 0 30px rgba(0,0,0,0.4);
}

.team-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.0625rem;
  color: var(--ink);
  margin-bottom: 16px;
}

.team-role {
  font-size: 0.875rem;
  color: var(--ink-soft);
  line-height: 1.55;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

@media (max-width: 1000px) {
  .team { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .team { grid-template-columns: 1fr; }
}

/* =========================================================
   Offer — "OFFERT · INTÉGRATION" badge
   ========================================================= */
.offer-badge {
  display: inline-flex;
  align-items: center;
  gap: 0;
  padding: 6px;
  background: var(--ink);
  border-radius: 3px;
  margin-top: 32px;
}

.offer-badge-inner {
  background: var(--rust);
  color: var(--paper);
  padding: 14px 28px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border-radius: 2px;
  font-weight: 500;
}

/* =========================================================
   Methodology — moteur central (5 niveaux + roue)
   ========================================================= */
.methodo-engine {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  margin-top: 64px;
  align-items: center;
}

.methodo-engine-card {
  background: var(--paper);
  color: var(--ink);
  padding: clamp(40px, 5vw, 64px);
  border-radius: 6px;
  position: relative;
  min-height: 460px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.methodo-engine-card .levels {
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 1.6vw, 1.375rem);
  font-weight: 400;
  display: flex;
  flex-direction: column;
  gap: 14px;
  text-align: center;
  margin-bottom: 28px;
}

.methodo-engine-orbit {
  position: relative;
  width: 220px;
  height: 110px;
  margin: 12px auto 24px;
}

.methodo-engine-orbit svg {
  width: 100%;
  height: 100%;
  display: block;
}

.methodo-engine-orbit-label {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--rust);
  color: var(--paper);
  padding: 8px 22px;
  border-radius: 2px;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.125rem;
  font-weight: 400;
}

.methodo-engine-card .levels-caption {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-top: 16px;
}

.methodo-engine-wheel {
  background: var(--paper);
  color: var(--ink);
  padding: clamp(40px, 5vw, 64px);
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 460px;
}

.methodo-engine-wheel svg {
  width: 100%;
  max-width: 360px;
  height: auto;
}

.methodo-engine-wheel-caption {
  margin-top: 24px;
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-style: italic;
  color: var(--ink-soft);
}

@media (max-width: 900px) {
  .methodo-engine { grid-template-columns: 1fr; }
  .methodo-engine-card,
  .methodo-engine-wheel { min-height: 0; }
}

/* =========================================================
   Page-header title chip — for keynote-style header boxes
   (remplace les bandes bleues par du noir)
   ========================================================= */
.title-chip {
  display: inline-flex;
  align-items: center;
  background: var(--black);
  color: var(--paper);
  padding: 14px 28px;
  border-radius: 2px;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 500;
  letter-spacing: 0.01em;
}
.title-chip em {
  font-style: italic;
  color: var(--gold);
  font-weight: 300;
  margin-left: 8px;
}

/* =========================================================
   Figures & images — habillage éditorial
   ========================================================= */
.figure {
  margin: 64px 0;
  position: relative;
}
.figure img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 4px;
}
.figure-caption {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--paper-soft);
  opacity: 0.7;
  margin-top: 16px;
  padding-left: 12px;
  border-left: 1px solid var(--rust);
}
.section-light .figure-caption { color: var(--ink); opacity: 0.65; }

/* Image média avec masque incliné — façon éditoriale */
.media-clip {
  position: relative;
  overflow: hidden;
  border-radius: 4px;
  background: var(--ink-soft);
}
.media-clip img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(0.92) contrast(1.02);
}
.media-clip::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10, 22, 40, 0.55) 0%, rgba(10, 22, 40, 0) 55%);
  pointer-events: none;
}

/* Carte média + texte (deux colonnes) */
.media-split {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: center;
  margin-top: 56px;
}
.media-split.media-split-flip { grid-template-columns: 1fr 1.1fr; }
.media-split.media-split-flip .media-split-img { order: 2; }
@media (max-width: 880px) {
  .media-split,
  .media-split.media-split-flip { grid-template-columns: 1fr; }
  .media-split.media-split-flip .media-split-img { order: 0; }
}
.media-split-img {
  position: relative;
  aspect-ratio: 4 / 5;
  max-height: 560px;
  border-radius: 4px;
  overflow: hidden;
  background: var(--ink-soft);
  box-shadow: 0 24px 60px rgba(0,0,0,0.45);
}
.media-split-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Galerie de logos clients */
.logo-band {
  background: var(--paper);
  padding: clamp(28px, 4vw, 48px) clamp(24px, 4vw, 64px);
  border-radius: 4px;
  margin-top: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.logo-band img {
  width: 100%;
  height: auto;
  max-height: 110px;
  object-fit: contain;
  filter: grayscale(0.15);
}

/* Mosaïque de portraits — typologies / personnalités */
.portrait-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 48px;
}
@media (max-width: 720px) {
  .portrait-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
}
.portrait-grid img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: 4px;
  filter: saturate(0.9);
  transition: filter 0.4s var(--ease), transform 0.6s var(--ease);
}
.portrait-grid img:hover {
  filter: saturate(1) contrast(1.05);
  transform: scale(1.02);
}

/* Image schéma sur fond clair (pour rosace, diag, histo, etc.) */
.figure-schema {
  background: var(--paper);
  padding: clamp(20px, 3vw, 40px);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.figure-schema img { max-width: 100%; height: auto; }

/* =========================================================
   Reduced motion — respect user preference
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  /* Immediately reveal all animated elements */
  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  /* Stop hero graphic rotation */
  .hero-graphic {
    animation: none !important;
  }
}