/* ─────────────────────────────────────────────────────────────────
   Infinitif — V3 (retours intégrés : baseline, Paris siège, chiffres,
   expertises revues, labels, témoignages, contact prospect/candidat)
   Réutilise les tokens de assets/colors_and_type.css
   ───────────────────────────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  color: var(--fg-1);
  background: var(--inf-white);
  font-size: var(--fs-base);
  line-height: var(--lh-relaxed);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
::selection { background: var(--inf-orange); color: #fff; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; border: none; background: none; cursor: pointer; color: inherit; }

:root {
  --pad-x: clamp(24px, 5vw, 80px);
  --col-gap: 24px;
  --shell-max: 1280px;
}
.shell {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

/* ───────────────────────── Navigation V3 ───────────────────────── */
.v3-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--inf-gray-200);
}
.v3-nav-inner {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.v3-nav .logo { display: flex; align-items: center; gap: 12px; }
.v3-nav .logo img { width: 110px; }
.v3-nav .logo .v3-tag {
  font-family: var(--font-accent);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--inf-orange);
  border: 1px solid var(--inf-orange);
  padding: 3px 7px;
  border-radius: 999px;
}
.v3-nav-links {
  display: flex;
  gap: 28px;
  font-family: var(--font-accent);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--fg-1);
}
.v3-nav-links a { position: relative; padding: 6px 0; transition: color 200ms ease; }
.v3-nav-links a::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 1.5px; background: var(--inf-orange);
  transform: scaleX(0); transform-origin: left;
  transition: transform 240ms ease;
}
.v3-nav-links a:hover::after,
.v3-nav-links a.active::after { transform: scaleX(1); }
.v3-nav-links a.active { color: var(--inf-orange); }

.v3-nav-cta {
  font-family: var(--font-accent);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  padding: 11px 20px;
  border-radius: 999px;
  background: var(--inf-orange);
  color: #fff;
  transition: background 200ms ease;
  white-space: nowrap;
}
.v3-nav-cta:hover { background: var(--inf-orange-deep, #c54108); }

.v3-burger {
  display: none;
  width: 40px; height: 40px;
  border: 1px solid var(--inf-gray-300);
  border-radius: 8px;
  align-items: center;
  justify-content: center;
}
.v3-burger span,
.v3-burger span::before,
.v3-burger span::after {
  content: '';
  display: block;
  width: 18px; height: 2px;
  background: var(--inf-black);
  position: relative;
}
.v3-burger span::before { position: absolute; top: -6px; left: 0; right: 0; }
.v3-burger span::after { position: absolute; bottom: -6px; left: 0; right: 0; }
body.v3-nav-open .v3-burger span { background: transparent; }
body.v3-nav-open .v3-burger span::before { top: 0; transform: rotate(45deg); }
body.v3-nav-open .v3-burger span::after { bottom: 0; transform: rotate(-45deg); }

.v3-mobile {
  position: fixed; inset: 72px 0 0 0;
  background: var(--inf-white);
  z-index: 49;
  padding: 32px var(--pad-x);
  display: flex;
  flex-direction: column;
  gap: 8px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition: opacity 240ms ease, transform 240ms ease;
}
body.v3-nav-open .v3-mobile { opacity: 1; pointer-events: auto; transform: none; }
.v3-mobile a {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.01em;
  padding: 14px 0;
  border-bottom: 1px solid var(--inf-gray-200);
}
.v3-mobile a.v3-mobile-cta {
  margin-top: 16px;
  background: var(--inf-orange);
  color: #fff;
  border-radius: 999px;
  padding: 14px 22px;
  border: none;
  text-align: center;
  font-family: var(--font-accent);
  font-size: 14px;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
}

@media (max-width: 960px) {
  .v3-nav-links, .v3-nav .v3-nav-cta { display: none; }
  .v3-burger { display: flex; }
}
@media (min-width: 961px) {
  .v3-mobile { display: none; }
}

/* ───────────────────────── Baseline band ───────────────────────── */
.v3-baseline-band {
  background: var(--inf-black);
  padding: 14px 0;
  text-align: center;
}
.v3-baseline-band p {
  margin: 0;
  font-family: var(--font-accent);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
}
.v3-baseline-band .accent { color: var(--inf-orange); }

/* ───────────────────────── Hero & sections ───────────────────────── */
.v3-page-hero {
  padding: clamp(64px, 10vw, 140px) 0 clamp(48px, 7vw, 80px);
  border-bottom: 1px solid var(--inf-gray-200);
}
.v3-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-accent);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--inf-orange);
  margin-bottom: 24px;
}
.v3-eyebrow::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--inf-orange);
}
.v3-title {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.03em;
  font-size: clamp(40px, 6.5vw, 88px);
  margin: 0;
  text-wrap: balance;
}
.v3-title .accent { color: var(--inf-orange); font-style: italic; font-weight: 700; }
.v3-subtitle {
  font-family: var(--font-accent);
  font-size: clamp(13px, 1vw, 14px);
  font-weight: 600;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--fg-2);
  margin-top: 28px;
}
.v3-lede {
  font-size: clamp(17px, 1.4vw, 21px);
  line-height: 1.55;
  color: var(--fg-1);
  max-width: 720px;
  margin-top: 32px;
}

/* Section blocks */
.v3-section {
  padding: clamp(64px, 8vw, 120px) 0;
  border-bottom: 1px solid var(--inf-gray-200);
}
.v3-section:last-of-type { border-bottom: none; }
.v3-section.alt { background: var(--inf-gray-50); }
.v3-section.dark { background: var(--inf-black); color: var(--inf-white); }
.v3-section.dark .v3-section-title { color: var(--inf-white); }
.v3-section.dark .v3-section-lede { color: rgba(255,255,255,0.78); }
.v3-section.dark .v3-section-index { color: rgba(255,255,255,0.5); }
.v3-section.dark .accent { color: var(--inf-orange); }

.v3-section-head {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 48px;
  margin-bottom: 56px;
  align-items: baseline;
}
.v3-section-index {
  font-family: var(--font-accent);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: var(--ls-widest);
  color: var(--fg-3);
  padding-top: 12px;
  border-top: 2px solid var(--inf-orange);
  display: inline-block;
}
.v3-section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 56px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.025em;
  margin: 0;
  text-wrap: balance;
}
.v3-section-title .accent { color: var(--inf-orange); font-style: italic; }
.v3-section-lede {
  margin-top: 24px;
  font-size: clamp(16px, 1.25vw, 19px);
  line-height: 1.55;
  color: var(--fg-1);
  max-width: 720px;
}
@media (max-width: 800px) {
  .v3-section-head { grid-template-columns: 1fr; gap: 16px; }
}

/* Prose blocks */
.v3-prose p {
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.65;
  color: var(--fg-1);
  margin: 0 0 18px;
  max-width: 720px;
}
.v3-prose p strong { color: var(--inf-orange); font-weight: 600; }
.v3-prose h3 {
  font-family: var(--font-display);
  font-size: clamp(22px, 2vw, 28px);
  font-weight: 700;
  letter-spacing: -0.018em;
  line-height: 1.2;
  margin: 32px 0 14px;
}

/* Stats grid */
.v3-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--inf-gray-200);
  border-left: 1px solid var(--inf-gray-200);
  margin-top: 8px;
}
.v3-stat {
  padding: 32px 24px;
  border-right: 1px solid var(--inf-gray-200);
  border-bottom: 1px solid var(--inf-gray-200);
  display: flex; flex-direction: column; gap: 10px;
  background: var(--inf-white);
}
.v3-stat .num {
  font-family: var(--font-display);
  font-size: clamp(40px, 4.5vw, 64px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.035em;
  color: var(--inf-orange);
  font-variant-numeric: tabular-nums;
}
.v3-stat .lbl {
  font-family: var(--font-accent);
  font-size: 12px;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--fg-2);
  line-height: 1.45;
}
@media (max-width: 980px) { .v3-stats { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .v3-stats { grid-template-columns: 1fr; } }

/* Trajectory table */
.v3-trajectory {
  border-top: 1px solid var(--inf-gray-200);
  border-left: 1px solid var(--inf-gray-200);
}
.v3-traj-row {
  display: grid;
  grid-template-columns: 200px repeat(4, 1fr);
  gap: 0;
}
.v3-traj-year {
  padding: 32px 28px;
  border-right: 1px solid var(--inf-gray-200);
  border-bottom: 1px solid var(--inf-gray-200);
  background: var(--inf-black);
  color: var(--inf-white);
  display: flex; flex-direction: column; gap: 8px;
  justify-content: center;
}
.v3-traj-year .year {
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 52px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--inf-orange);
}
.v3-traj-year .year-label {
  font-family: var(--font-accent);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  line-height: 1.3;
}
.v3-traj-year .year-ca {
  margin-top: 12px;
  font-family: var(--font-display);
  font-size: clamp(22px, 2.2vw, 32px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--inf-white);
}
.v3-traj-year .year-ca-label {
  font-family: var(--font-accent);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}
.v3-traj-cell {
  padding: 28px 24px;
  border-right: 1px solid var(--inf-gray-200);
  border-bottom: 1px solid var(--inf-gray-200);
  background: var(--inf-white);
  display: flex; flex-direction: column; gap: 8px;
  align-items: center;
  text-align: center;
  justify-content: center;
  transition: background 240ms ease;
}
.v3-traj-cell:hover { background: var(--inf-gray-50); }
.v3-traj-cell .tc-num {
  font-family: var(--font-display);
  font-size: clamp(32px, 3.5vw, 48px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--inf-orange);
  font-variant-numeric: tabular-nums;
}
.v3-traj-cell .tc-label {
  font-family: var(--font-accent);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--fg-2);
  line-height: 1.4;
  max-width: 160px;
}
.v3-traj-cell .tc-detail {
  font-family: var(--font-accent);
  font-size: 11px;
  font-weight: 500;
  color: var(--fg-3);
  line-height: 1.4;
  margin-top: 4px;
}
.v3-traj-cell .tc-brands {
  display: flex; flex-direction: column; gap: 6px;
  margin-top: 8px;
}
.v3-traj-cell .tc-brand {
  font-family: var(--font-accent);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--inf-black);
}
.v3-traj-cell .tc-brand-sub {
  font-size: 9px;
  font-weight: 400;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--fg-3);
}
@media (max-width: 980px) {
  .v3-traj-row { grid-template-columns: 140px repeat(4, 1fr); }
}
@media (max-width: 760px) {
  .v3-traj-row { grid-template-columns: 120px 1fr 1fr; }
  .v3-traj-cell:nth-child(4),
  .v3-traj-cell:nth-child(5) { display: none; }
}
@media (max-width: 540px) {
  .v3-traj-row { grid-template-columns: 1fr; }
  .v3-traj-year { padding: 24px 20px; }
  .v3-traj-cell { flex-direction: row; gap: 16px; text-align: left; justify-content: flex-start; }
  .v3-traj-cell:nth-child(4),
  .v3-traj-cell:nth-child(5) { display: flex; }
}

/* Card grids */
.v3-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--inf-gray-200);
  border-left: 1px solid var(--inf-gray-200);
}
.v3-cards.cols-2 { grid-template-columns: repeat(2, 1fr); }
.v3-card {
  padding: 36px 32px 36px;
  border-right: 1px solid var(--inf-gray-200);
  border-bottom: 1px solid var(--inf-gray-200);
  background: var(--inf-white);
  display: flex; flex-direction: column; gap: 14px;
  transition: background 240ms ease;
}
.v3-card:hover { background: var(--inf-gray-50); }
.v3-card .num {
  font-family: var(--font-accent);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: var(--ls-widest);
  color: var(--inf-orange);
}
.v3-card h3 {
  font-family: var(--font-display);
  font-size: clamp(20px, 1.7vw, 26px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 0;
  color: var(--inf-black);
}
.v3-card p {
  font-size: 15px;
  line-height: 1.55;
  color: var(--fg-2);
  margin: 0;
}
.v3-card .v3-card-meta {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px dashed var(--inf-gray-300);
  font-family: var(--font-accent);
  font-size: 12px;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--inf-orange);
  font-weight: 500;
}
@media (max-width: 980px) { .v3-cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .v3-cards, .v3-cards.cols-2 { grid-template-columns: 1fr; } }

/* Method steps */
.v3-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--inf-gray-200);
}
.v3-step {
  display: grid;
  grid-template-columns: 100px 1fr 1fr;
  gap: 32px;
  padding: 32px 0;
  border-bottom: 1px solid var(--inf-gray-200);
  align-items: baseline;
}
.v3-step .num {
  font-family: var(--font-display);
  font-size: clamp(36px, 3.5vw, 56px);
  font-weight: 700;
  line-height: 1;
  color: var(--inf-orange);
  letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
}
.v3-step h3 {
  font-family: var(--font-display);
  font-size: clamp(22px, 2vw, 28px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 0;
  color: var(--inf-black);
}
.v3-step p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--fg-2);
  margin: 0;
  max-width: 540px;
}
@media (max-width: 800px) {
  .v3-step { grid-template-columns: 60px 1fr; row-gap: 8px; }
  .v3-step p { grid-column: 2; }
}

/* ───────────────────── Timeline (5 temps) ───────────────────── */
.v3-timeline {
  display: flex;
  gap: 0;
  margin-top: 40px;
  position: relative;
}
.v3-timeline::before {
  content: '';
  position: absolute;
  top: 20px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--inf-gray-300);
}
.v3-timeline-item {
  flex: 1;
  position: relative;
  padding-top: 48px;
  text-align: center;
}
.v3-timeline-item::before {
  content: '';
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--inf-white);
  border: 3px solid var(--inf-orange);
  z-index: 1;
  transition: background 300ms ease;
}
.v3-timeline-item:hover::before {
  background: var(--inf-orange);
}
.v3-timeline-item .tl-num {
  font-family: var(--font-accent);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: var(--ls-widest);
  color: var(--inf-orange);
  display: block;
  margin-bottom: 8px;
}
.v3-timeline-item h4 {
  font-family: var(--font-display);
  font-size: clamp(15px, 1.2vw, 18px);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.25;
  margin: 0 0 8px;
  color: var(--inf-black);
  padding: 0 8px;
}
.v3-timeline-item p {
  font-size: 13px;
  line-height: 1.5;
  color: var(--fg-2);
  margin: 0;
  padding: 0 8px;
}
@media (max-width: 700px) {
  .v3-timeline { flex-direction: column; gap: 0; }
  .v3-timeline::before {
    top: 0; bottom: 0;
    left: 20px; right: auto;
    width: 2px; height: auto;
  }
  .v3-timeline-item {
    padding-top: 0;
    padding-left: 56px;
    padding-bottom: 32px;
    text-align: left;
  }
  .v3-timeline-item::before {
    top: 4px; left: 12px;
    transform: none;
  }
}

/* ───────────────────── Testimonials ───────────────────── */
.v3-testimonials {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.v3-testimonial {
  padding: 36px 32px;
  background: var(--inf-white);
  border: 1px solid var(--inf-gray-200);
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.v3-testimonial blockquote {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(17px, 1.4vw, 20px);
  font-weight: 500;
  line-height: 1.45;
  color: var(--fg-1);
  font-style: italic;
}
.v3-testimonial blockquote::before { content: '\201C'; color: var(--inf-orange); font-size: 1.4em; }
.v3-testimonial .author {
  margin-top: auto;
  font-family: var(--font-accent);
  font-size: 13px;
  font-weight: 500;
  color: var(--fg-2);
}
.v3-testimonial .author strong {
  display: block;
  color: var(--fg-1);
  font-weight: 600;
}
@media (max-width: 700px) {
  .v3-testimonials { grid-template-columns: 1fr; }
}

/* ───────────────────── Client marquee (2 rows) ───────────────────── */
.v3-clients-marquee {
  margin-top: 64px;
  overflow: hidden;
  position: relative;
}
.v3-clients-marquee::before,
.v3-clients-marquee::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 80px;
  z-index: 2;
  pointer-events: none;
}
.v3-clients-marquee::before { left: 0; background: linear-gradient(to right, var(--inf-black), transparent); }
.v3-clients-marquee::after  { right: 0; background: linear-gradient(to left,  var(--inf-black), transparent); }

.v3-marquee-row {
  display: flex;
  gap: 0;
  width: max-content;
  padding: 8px 0;
}
.v3-marquee-row.row-1 { animation: marqueeScroll 40s linear infinite; }
.v3-marquee-row.row-2 { animation: marqueeScroll 45s linear infinite reverse; }

@keyframes marqueeScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.v3-client-logo {
  flex: 0 0 auto;
  font-family: var(--font-accent);
  font-size: 18px;
  font-weight: 300;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.38);
  padding: 24px 48px;
  white-space: nowrap;
  transition: color 300ms ease;
}
.v3-client-logo:hover {
  color: rgba(255,255,255,0.85);
}

/* ───────────────────── Auxiliaire IA pipeline ───────────────────── */
.v3-aux-pipeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 48px;
  border-top: 3px solid var(--inf-orange);
}
.v3-aux-step {
  padding: 32px 24px;
  border-right: 1px solid rgba(255,255,255,0.1);
}
.v3-aux-step:last-child { border-right: none; }
.v3-aux-step .step-idx {
  font-family: var(--font-accent);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--inf-orange);
  margin-bottom: 16px;
}
.v3-aux-step h4 {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.5vw, 28px);
  font-weight: 700;
  line-height: 1.2;
  margin: 0 0 12px;
  color: var(--inf-white);
}
.v3-aux-step .arrow {
  color: var(--inf-orange);
  font-weight: 700;
}
.v3-aux-step p {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255,255,255,0.65);
  margin: 0;
}

.v3-aux-impacts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 48px;
}
.v3-aux-impact {
  padding: 28px 24px;
  border: 1px solid rgba(255,255,255,0.1);
}
.v3-aux-impact h5 {
  font-family: var(--font-accent);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  margin: 0 0 16px;
  color: var(--inf-white);
}
.v3-aux-impact ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.v3-aux-impact li {
  font-size: 14px;
  line-height: 1.5;
  color: rgba(255,255,255,0.6);
  padding: 6px 0;
  padding-left: 16px;
  position: relative;
}
.v3-aux-impact li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: rgba(255,255,255,0.35);
}

@media (max-width: 768px) {
  .v3-aux-pipeline {
    grid-template-columns: 1fr 1fr;
  }
  .v3-aux-step:nth-child(2) { border-right: none; }
  .v3-aux-impacts {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 480px) {
  .v3-aux-pipeline {
    grid-template-columns: 1fr;
  }
  .v3-aux-step { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.1); }
  .v3-aux-step:last-child { border-bottom: none; }
}

/* ───────────────────── Labels / badges ───────────────────── */
.v3-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 32px;
}
.v3-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  border: 1px solid var(--inf-gray-200);
  background: var(--inf-white);
  font-family: var(--font-accent);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--fg-1);
}
.v3-label::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--inf-orange);
  flex-shrink: 0;
}

/* ───────────────────── Photo grid (equipe) ───────────────────── */
.v3-team-photos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 48px;
}
.v3-team-photo {
  position: relative;
  overflow: hidden;
  background: var(--inf-gray-100);
  aspect-ratio: 3 / 4;
}
.v3-team-photo img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 800ms var(--ease-out, cubic-bezier(0.16,1,0.3,1));
}
.v3-team-photo:hover img { transform: scale(1.04); }
.v3-team-photo .caption {
  position: absolute;
  bottom: 16px; left: 16px;
  padding: 6px 10px;
  background: rgba(0,0,0,0.45);
  backdrop-filter: blur(8px);
  border-radius: 2px;
  color: #fff;
  font-family: var(--font-accent);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}
.v3-team-photo.placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--inf-gray-100);
}
.v3-team-photo.placeholder span {
  font-family: var(--font-accent);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--fg-3);
}

.v3-team-banner {
  margin-top: 48px;
  position: relative;
  overflow: hidden;
  background: var(--inf-gray-100);
  height: clamp(240px, 40vw, 420px);
}
.v3-team-banner img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 30%;
}
.v3-team-banner.placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
}
.v3-team-banner.placeholder span {
  font-family: var(--font-accent);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--fg-3);
}

@media (max-width: 700px) {
  .v3-team-photos { grid-template-columns: repeat(2, 1fr); }
}

/* ───────────────────── Contact tabs (prospect/candidat) ───────────────────── */
.v3-contact-tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--inf-gray-200);
  margin-bottom: 40px;
}
.v3-contact-tab {
  font-family: var(--font-accent);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  padding: 16px 28px;
  color: var(--fg-3);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color 200ms ease, border-color 200ms ease;
  cursor: pointer;
}
.v3-contact-tab:hover { color: var(--fg-1); }
.v3-contact-tab.active {
  color: var(--inf-orange);
  border-bottom-color: var(--inf-orange);
}
.v3-contact-panel { display: none; }
.v3-contact-panel.active { display: block; }

/* ───────────────────── CTA blocks ───────────────────── */
.v3-cta {
  margin: 80px auto 0;
  padding: 48px clamp(28px, 4vw, 56px);
  background: var(--inf-black);
  color: var(--inf-white);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 32px;
  border-radius: 4px;
  max-width: 1280px;
}
.v3-cta h3 {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.4vw, 32px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 8px;
}
.v3-cta p { margin: 0; font-size: 15px; line-height: 1.55; color: rgba(255,255,255,0.75); max-width: 520px; }
.v3-cta .accent { color: var(--inf-orange); font-style: italic; }
.v3-cta .btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-accent);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  padding: 16px 28px;
  background: var(--inf-orange);
  color: #fff;
  border-radius: 999px;
  transition: background 200ms ease, transform 200ms ease;
  white-space: nowrap;
}
.v3-cta .btn:hover { background: var(--inf-orange-deep, #c54108); transform: translateX(2px); }
@media (max-width: 760px) {
  .v3-cta { grid-template-columns: 1fr; }
}

/* Inline buttons */
.v3-btn-ghost {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-accent);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  padding: 14px 24px;
  border: 1.5px solid var(--inf-black);
  border-radius: 999px;
  color: var(--inf-black);
  transition: background 200ms ease, color 200ms ease;
}
.v3-btn-ghost:hover { background: var(--inf-black); color: #fff; }
.v3-btn-ghost::after { content: '\2192'; transition: transform 240ms ease; }
.v3-btn-ghost:hover::after { transform: translateX(4px); }

.v3-btn-primary {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-accent);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  padding: 14px 24px;
  background: var(--inf-orange);
  color: #fff;
  border-radius: 999px;
  transition: background 200ms ease, transform 200ms ease;
}
.v3-btn-primary:hover { background: var(--inf-orange-deep, #c54108); transform: translateX(2px); }
.v3-btn-primary::after { content: '\2192'; transition: transform 240ms ease; }
.v3-btn-primary:hover::after { transform: translateX(4px); }

.v3-pagelinks {
  display: flex; flex-wrap: wrap; gap: 14px;
  margin-top: 40px;
}

/* ───────────────────── Actualités ───────────────────── */
.v3-actu-link {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px 0;
  border-bottom: 1px solid var(--inf-gray-200);
  transition: padding-left 300ms ease;
}
.v3-actu-link:hover { padding-left: 8px; }
.v3-actu-link .actu-icon {
  width: 48px; height: 48px;
  background: var(--inf-orange);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #fff;
  font-family: var(--font-accent);
  font-size: 18px;
  font-weight: 700;
}
.v3-actu-link h4 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 4px;
  color: var(--inf-black);
}
.v3-actu-link p {
  font-size: 14px;
  color: var(--fg-2);
  margin: 0;
}

/* Footer V3 */
.v3-foot {
  background: var(--inf-black);
  color: rgba(255,255,255,0.7);
  padding: 64px var(--pad-x) 32px;
  margin-top: 0;
}
.v3-foot-grid {
  max-width: var(--shell-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.15);
}
.v3-foot .brand img { width: 150px; filter: invert(1); }
.v3-foot .brand p { font-size: 14px; line-height: 1.6; max-width: 320px; margin: 20px 0 0; }
.v3-foot h5 {
  font-family: var(--font-accent);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin: 0 0 18px;
}
.v3-foot ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; font-size: 14px; }
.v3-foot a { transition: color 200ms ease; }
.v3-foot a:hover { color: var(--inf-orange); }
.v3-foot-base {
  max-width: var(--shell-max);
  margin: 24px auto 0;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-family: var(--font-accent);
  font-size: 11px;
  letter-spacing: var(--ls-wide);
  color: rgba(255,255,255,0.4);
}
@media (max-width: 880px) {
  .v3-foot-grid { grid-template-columns: 1fr 1fr; }
  .v3-foot .brand { grid-column: 1 / -1; }
}

/* Implantation cards */
.v3-offices {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--inf-gray-200);
  border-left: 1px solid var(--inf-gray-200);
}
.v3-office {
  padding: 32px 28px 36px;
  border-right: 1px solid var(--inf-gray-200);
  border-bottom: 1px solid var(--inf-gray-200);
  background: var(--inf-white);
  display: flex; flex-direction: column; gap: 12px;
  min-height: 240px;
  transition: background 240ms ease;
}
.v3-office:hover { background: var(--inf-gray-50); }
.v3-office .country {
  font-family: var(--font-accent);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--fg-3);
}
.v3-office .city {
  font-family: var(--font-display);
  font-size: clamp(28px, 2.6vw, 36px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--inf-black);
}
.v3-office .addr {
  font-size: 14px;
  line-height: 1.55;
  color: var(--fg-1);
}
.v3-office .since {
  margin-top: auto;
  font-family: var(--font-accent);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--inf-orange);
}
@media (max-width: 900px) { .v3-offices { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .v3-offices { grid-template-columns: 1fr; } }

/* Contact form */
.v3-form {
  display: grid;
  gap: 20px;
  max-width: 560px;
}
.v3-form label {
  display: flex; flex-direction: column; gap: 6px;
  font-family: var(--font-accent);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--fg-2);
}
.v3-form input,
.v3-form textarea,
.v3-form select {
  font-family: var(--font-sans);
  font-size: 16px;
  padding: 14px 16px;
  border: 1px solid var(--inf-gray-300);
  border-radius: 4px;
  background: var(--inf-white);
  color: var(--fg-1);
  transition: border-color 200ms ease, box-shadow 200ms ease;
}
.v3-form input:focus,
.v3-form textarea:focus,
.v3-form select:focus {
  outline: none;
  border-color: var(--inf-orange);
  box-shadow: 0 0 0 3px rgba(246,83,10,0.15);
}
.v3-form textarea { min-height: 140px; resize: vertical; }
.v3-form button[type="submit"] {
  justify-self: start;
  font-family: var(--font-accent);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  padding: 14px 28px;
  background: var(--inf-orange);
  color: #fff;
  border-radius: 999px;
  transition: background 200ms ease;
}
.v3-form button[type="submit"]:hover { background: var(--inf-orange-deep, #c54108); }

.v3-contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
  margin-top: 24px;
}
@media (max-width: 880px) {
  .v3-contact-grid { grid-template-columns: 1fr; gap: 40px; }
}
.v3-contact-side h4 {
  font-family: var(--font-display);
  font-size: clamp(20px, 1.7vw, 24px);
  font-weight: 700;
  letter-spacing: -0.018em;
  margin: 0 0 12px;
}
.v3-contact-side a {
  display: inline-block;
  margin: 8px 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--inf-orange);
  letter-spacing: -0.015em;
}
.v3-contact-side a:hover { text-decoration: underline; }

/* Manifest band */
.v3-manifest {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(28px, 4vw, 56px);
  line-height: 1.12;
  letter-spacing: -0.025em;
  text-wrap: balance;
  max-width: 1080px;
}
.v3-manifest .accent { color: var(--inf-orange); font-style: italic; }

/* Pillars */
.v3-pillars {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--inf-gray-200);
}
.v3-pillar {
  padding: 32px 0;
  border-bottom: 1px solid var(--inf-gray-200);
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 48px;
  align-items: start;
}
.v3-pillar h4 {
  font-family: var(--font-display);
  font-size: clamp(20px, 1.6vw, 24px);
  font-weight: 700;
  letter-spacing: -0.018em;
  line-height: 1.2;
  margin: 0;
  color: var(--inf-black);
}
.v3-pillar p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--fg-1);
  margin: 0;
  max-width: 680px;
}
@media (max-width: 800px) {
  .v3-pillar { grid-template-columns: 1fr; gap: 12px; }
}

/* Skip link */
.v3-skip {
  position: absolute;
  left: -9999px;
  top: 8px;
  background: #fff;
  padding: 8px 14px;
  border: 1px solid var(--inf-orange);
  z-index: 100;
}
.v3-skip:focus { left: 16px; }

/* ───────────────────── Photos & figures ───────────────────── */
.v3-banner {
  width: 100%;
  margin: 0;
  padding: 0;
  line-height: 0;
  background: var(--inf-black);
  overflow: hidden;
}
.v3-banner img {
  display: block;
  width: 100%;
  height: clamp(360px, 60vh, 640px);
  object-fit: cover;
  object-position: center 38%;
}

.v3-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: clamp(320px, 44vw, 520px);
  gap: 16px;
  margin-top: 56px;
}
.v3-gallery .ph {
  overflow: hidden;
  background: var(--inf-gray-100);
  position: relative;
}
.v3-gallery .ph img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 1200ms var(--ease-out, cubic-bezier(0.16,1,0.3,1));
}
.v3-gallery .ph:hover img { transform: scale(1.04); }
.v3-gallery .ph::after {
  content: attr(data-loc);
  position: absolute;
  bottom: 16px; left: 16px;
  font-family: var(--font-accent);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: #fff;
  background: rgba(0,0,0,0.45);
  backdrop-filter: blur(8px);
  padding: 6px 10px;
  border-radius: 2px;
}
@media (max-width: 800px) {
  .v3-gallery { grid-template-columns: 1fr; grid-template-rows: 260px 260px; }
}

/* Method figure (parallax) */
.v3-figure {
  margin: 56px 0 0;
  padding: 0;
  position: relative;
  width: 100%;
  height: clamp(420px, 70vh, 640px);
  overflow: hidden;
}
.v3-figure .figure-track {
  position: absolute;
  top: 0;
  left: 0; right: 0;
  height: 160%;
  will-change: transform;
}
.v3-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  filter: contrast(1.02) saturate(1.04);
}
.v3-figure figcaption {
  position: absolute;
  left: var(--pad-x); bottom: 24px;
  display: flex; flex-direction: column; gap: 6px;
  color: #fff;
  background: rgba(0,0,0,0.42);
  backdrop-filter: blur(10px);
  padding: 12px 18px;
  border-left: 3px solid var(--inf-orange);
  max-width: 520px;
  z-index: 2;
}
.v3-figure .cap-eyebrow {
  font-family: var(--font-accent);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
}
.v3-figure .cap-line {
  font-family: var(--font-display);
  font-size: clamp(15px, 1.15vw, 18px);
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: -0.01em;
}
@media (max-width: 700px) {
  .v3-figure { height: 380px; }
  .v3-figure figcaption { left: 16px; right: 16px; bottom: 16px; max-width: none; }
}

/* ───────────────────── Section IA (signature) ───────────────────── */
.v3-ia {
  background: #0A0A0A;
  color: var(--inf-white);
  overflow: hidden;
  position: relative;
}
.v3-ia .v3-section-index { color: rgba(255,255,255,0.55); }
.v3-ia .v3-section-title { color: var(--inf-white); }
.v3-ia .v3-section-lede { color: rgba(255,255,255,0.78); }
.v3-ia .v3-section-lede strong { color: var(--inf-orange); font-weight: 600; }

.ia-stage {
  margin-top: 72px;
  position: relative;
  display: grid;
  grid-template-columns: 240px 1fr 240px;
  gap: 32px;
  align-items: stretch;
}
.ia-stage .col {
  display: flex; flex-direction: column;
  justify-content: center;
  gap: 24px;
}
.ia-stage .col.left { text-align: right; }
.ia-stage .col h4 {
  font-family: var(--font-accent);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--inf-orange);
  margin: 0 0 8px;
}
.ia-stage .col p {
  font-size: 14px;
  line-height: 1.5;
  color: rgba(255,255,255,0.7);
  margin: 0;
}
.ia-stage .col .bullet {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(22px, 1.8vw, 28px);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--inf-white);
  line-height: 1.1;
}

.ia-net {
  position: relative;
  aspect-ratio: 1 / 0.85;
  width: 100%;
  background: radial-gradient(ellipse at center, rgba(246,83,10,0.06) 0%, transparent 60%);
}
.ia-net svg { width: 100%; height: 100%; display: block; }

.ia-controls {
  margin-top: 48px;
  display: flex; gap: 8px; flex-wrap: wrap;
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 20px;
}
.ia-controls button {
  font-family: var(--font-accent);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  padding: 10px 18px;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 999px;
  transition: all 300ms ease;
}
.ia-controls button:hover {
  color: var(--inf-white);
  border-color: rgba(255,255,255,0.5);
}
.ia-controls button.active {
  background: var(--inf-orange);
  color: var(--inf-white);
  border-color: var(--inf-orange);
}

@media (max-width: 980px) {
  .ia-stage { grid-template-columns: 1fr; }
  .ia-stage .col.left { text-align: left; }
  .ia-net { aspect-ratio: 1 / 1; }
}

/* ───────────────────── Scroll reveal ───────────────────── */
.v3-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 600ms var(--ease-out, cubic-bezier(0.16,1,0.3,1)),
              transform 600ms var(--ease-out, cubic-bezier(0.16,1,0.3,1));
}
.v3-reveal.is-visible {
  opacity: 1;
  transform: none;
}
/* Stagger children inside grid containers */
.v3-reveal-stagger > .v3-reveal:nth-child(2) { transition-delay: 80ms; }
.v3-reveal-stagger > .v3-reveal:nth-child(3) { transition-delay: 160ms; }
.v3-reveal-stagger > .v3-reveal:nth-child(4) { transition-delay: 240ms; }
.v3-reveal-stagger > .v3-reveal:nth-child(5) { transition-delay: 320ms; }
.v3-reveal-stagger > .v3-reveal:nth-child(6) { transition-delay: 400ms; }
.v3-reveal-stagger > .v3-reveal:nth-child(7) { transition-delay: 480ms; }
.v3-reveal-stagger > .v3-reveal:nth-child(8) { transition-delay: 560ms; }

@media (prefers-reduced-motion: reduce) {
  .v3-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ───────────────────── Hero stagger on load ───────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: none; }
}
.v3-page-hero .v3-eyebrow   { animation: fadeUp 600ms var(--ease-out) both; }
.v3-page-hero .v3-title      { animation: fadeUp 600ms var(--ease-out) 100ms both; }
.v3-page-hero .v3-subtitle   { animation: fadeUp 600ms var(--ease-out) 150ms both; }
.v3-page-hero .v3-lede        { animation: fadeUp 600ms var(--ease-out) 200ms both; }
.v3-page-hero .v3-lede + .v3-lede { animation-delay: 260ms; }
.v3-page-hero .v3-pagelinks  { animation: fadeUp 600ms var(--ease-out) 320ms both; }

@media (prefers-reduced-motion: reduce) {
  .v3-page-hero .v3-eyebrow,
  .v3-page-hero .v3-title,
  .v3-page-hero .v3-subtitle,
  .v3-page-hero .v3-lede,
  .v3-page-hero .v3-pagelinks { animation: none; }
}

/* ───────────────────── Marquee pause on hover ───────────────────── */
.v3-clients-marquee:hover .v3-marquee-row {
  animation-play-state: paused;
}

/* ───────────────────── Form success state ───────────────────── */
.v3-form-success {
  padding: 48px 32px;
  text-align: center;
  background: var(--inf-gray-50);
  border: 1px solid var(--inf-gray-200);
  border-radius: 4px;
}
.v3-form-success h4 {
  font-family: var(--font-display);
  font-size: clamp(22px, 2vw, 28px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
  color: var(--inf-black);
}
.v3-form-success p {
  font-size: 15px;
  line-height: 1.55;
  color: var(--fg-2);
  margin: 0;
}
.v3-form button[type="submit"]:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}