/* ============================================================
   NEXAS — site.css  Production shared styles
   Imports assets/styles/colors-and-type.css for all design tokens
   ============================================================ */

@import url('assets/styles/colors-and-type.css');

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: var(--fs-16);
  line-height: var(--lh-normal);
  color: var(--fg1);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { margin: 0; padding: 0; list-style: none; }
::selection { background: var(--blue-100); color: var(--blue-900); }

/* ---------- Nav ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  display: flex; align-items: center;
  padding: 0 64px; height: 90px;
  background: rgba(255,255,255,0);
  border-bottom: 1px solid transparent;
  transition: background .2s, border-color .2s, backdrop-filter .2s;
}
.nav.is-scrolled {
  background: rgba(255,255,255,.9);
  border-bottom-color: var(--border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.nav-logo {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--font-wordmark);
  font-size: 22px; font-weight: 700;
  letter-spacing: .04em; color: var(--ink-900);
  cursor: pointer;
}
.nav-logo img {
  width: 52px; height: 52px; object-fit: contain; flex-shrink: 0;
}
@keyframes markPulse {
  0%,100% { box-shadow: 0 0 0 0 rgba(22,135,199,.4); }
  50%      { box-shadow: 0 0 0 8px rgba(22,135,199,0); }
}
.nav-links {
  display: flex; gap: 28px;
  margin: 0 0 0 40px;
}
.nav-links a {
  font-size: 17px; color: var(--fg2);
  position: relative; padding: 4px 0;
  transition: color .15s; cursor: pointer;
}
.nav-links a::after {
  content: ''; position: absolute;
  left: 0; right: 100%; bottom: -2px;
  height: 1px; background: var(--nexas-blue);
  transition: right .2s var(--ease-out);
}
.nav-links a:hover         { color: var(--ink-900); }
.nav-links a:hover::after,
.nav-links a.is-active::after { right: 0; }
.nav-links a.is-active { color: var(--nexas-blue); font-weight: 600; }
.nav-cta {
  margin-left: auto;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px; border-radius: 8px;
  background: var(--nexas-blue); color: #fff;
  font-size: 15px; font-weight: 500;
  border: 1px solid var(--nexas-blue);
  position: relative; overflow: hidden;
  transition: background .12s; cursor: pointer;
}
.nav-cta::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,.3) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform .7s var(--ease-out);
}
.nav-cta:hover { background: var(--blue-600); }
.nav-cta:hover::before { transform: translateX(120%); }
.nav-burger {
  display: none; background: none; border: none;
  cursor: pointer; padding: 10px; margin-left: auto;
  flex-direction: column; gap: 5px;
  min-width: 44px; min-height: 44px; justify-content: center;
}
.nav-burger span {
  display: block; width: 24px; height: 2.5px;
  background: var(--ink-900); border-radius: 1px;
  transition: transform .2s, opacity .2s;
}

/* ---------- Footer ---------- */
.footer {
  padding: 28px 64px;
  border-top: 1px solid var(--border);
  background: var(--bg-soft);
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center;
}
.footer-brand {
  font-family: var(--font-wordmark);
  font-size: 15px; font-weight: 700;
  letter-spacing: .04em; color: var(--ink-900);
}
.footer-sub { font-size: 13px; color: var(--fg2); }
.footer-links {
  margin-left: auto; display: flex; gap: 20px;
}
.footer-links a { font-size: 13px; color: var(--fg2); transition: color .12s; cursor: pointer; }
.footer-links a:hover { color: var(--nexas-blue); }

/* ---------- Layout ---------- */
.page { min-height: 100vh; display: flex; flex-direction: column; }
main  { flex: 1; padding-top: 90px; }
.section      { padding: 64px 0; }
.section-soft { padding: 64px 0; background: var(--bg-soft); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.inner { max-width: 1280px; margin: 0 auto; width: 100%; padding: 0 64px; }

/* ---------- Hero — Homepage ---------- */
.hero {
  position: relative;
  min-height: auto;
  padding: 55px 64px 65px;
  overflow: hidden; isolation: isolate;
  display: flex; align-items: center;
}
.hero-inner { position: relative; max-width: 1280px; margin: 0 auto; width: 100%; }
.hero-mesh {
  position: absolute; inset: -10%; z-index: -2;
  filter: blur(60px); opacity: .5;
  background:
    radial-gradient(40% 50% at 18% 30%, var(--blue-200) 0%, transparent 60%),
    radial-gradient(35% 45% at 82% 20%, var(--green-200) 0%, transparent 60%),
    radial-gradient(45% 60% at 50% 88%, var(--blue-100) 0%, transparent 65%),
    radial-gradient(30% 40% at 76% 68%, var(--green-100) 0%, transparent 60%);
  animation: meshDrift 24s ease-in-out infinite alternate;
  will-change: transform;
}
@keyframes meshDrift {
  0%   { transform: translate3d(0,0,0) scale(1); }
  50%  { transform: translate3d(-3%,2%,0) scale(1.04); }
  100% { transform: translate3d(2%,-2%,0) scale(1.02); }
}
.hero::before {
  content: ''; position: absolute; inset: 0; z-index: -1;
  background-image: radial-gradient(rgba(15,23,32,.025) 1px, transparent 1px);
  background-size: 3px 3px; pointer-events: none;
}
.hero-inf {
  position: absolute; right: -40px; top: 50%;
  transform: translateY(-50%);
  width: 580px; height: 340px; z-index: -1;
  opacity: 0;
  animation: infIn 1.6s .5s var(--ease-out) forwards,
             infFloat 10s 2.1s ease-in-out infinite;
}
@keyframes infIn   { to { opacity: .85; } }
@keyframes infFloat {
  0%,100% { transform: translateY(-50%) rotate(-1deg); }
  50%     { transform: translateY(calc(-50% - 14px)) rotate(1deg); }
}
.hero-inf path { fill: none; stroke-width: 2; stroke-linecap: round; }
.hero-inf .s-blue  { stroke: var(--nexas-blue); }
.hero-inf .s-gray  { stroke: var(--nexas-gray); opacity: .6; }
.hero-inf .s-green { stroke: var(--nexas-green); }
.draw-path { stroke-dasharray: 1400; stroke-dashoffset: 1400; }
.draw-0 { animation: drawPath 2s .5s var(--ease-out) forwards; }
.draw-1 { animation: drawPath 2s .85s var(--ease-out) forwards; }
.draw-2 { animation: drawPath 2s 1.2s var(--ease-out) forwards; }
@keyframes drawPath { to { stroke-dashoffset: 0; } }

/* ---------- Page hero — inner pages ---------- */
.page-hero {
  padding: 48px 64px 24px;
  max-width: 1280px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}
@media (max-width: 900px) {
  .page-hero { padding: 36px 24px 32px; }
}

/* ---------- Hairline ---------- */
.hairline {
  display: block; height: 2px; width: 0; border: none; margin: 0 0 32px;
  background: var(--brand-gradient);
  animation: drawLine 1.3s .05s var(--ease-out) forwards;
  box-shadow: 0 0 18px rgba(22,135,199,.22);
}
@keyframes drawLine { to { width: 220px; } }

/* ---------- Eyebrow ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--nexas-blue); margin-bottom: 14px;
}
.eyebrow .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--nexas-green);
  box-shadow: 0 0 0 3px rgba(69,173,78,.18);
  animation: markPulse 2.5s ease-in-out infinite; flex-shrink: 0;
}

/* ---------- Lead ---------- */
.lead { font-size: 20px; line-height: 1.45; color: var(--fg2); }

/* ---------- Hero content animations ---------- */
.hero-eyebrow, .hero-lead, .hero-ctas {
  opacity: 0; transform: translateY(8px);
}
.hero-eyebrow { animation: rise .7s .2s var(--ease-out) forwards; }
.hero-lead    { animation: rise .7s 1.4s var(--ease-out) forwards; }
.hero-ctas    { animation: rise .7s 1.6s var(--ease-out) forwards; }
@keyframes rise { to { opacity: 1; transform: none; } }

/* Page heroes (inner pages) — simpler entrance */
.page-hero .eyebrow { opacity: 0; transform: translateY(6px); animation: rise .6s .1s var(--ease-out) forwards; }
.page-hero .lead    { opacity: 0; transform: translateY(6px); animation: rise .6s .8s var(--ease-out) forwards; }

/* ---------- Word stagger ---------- */
.stagger-word { display: inline-block; overflow: hidden; vertical-align: baseline; margin-right: 0; }
.stagger-word > span { display: inline-block; transform: translateY(110%); opacity: 0; animation: wordRise .9s var(--ease-out) forwards; }
.stagger-word.brand-word > span {
  background: linear-gradient(100deg, var(--nexas-blue) 0%, var(--nexas-gray) 55%, var(--nexas-green) 100%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  background-size: 200%; background-position: 0 50%;
  animation: wordRise .9s var(--ease-out) forwards, gradShift 8s 2s ease-in-out infinite alternate;
}
@keyframes wordRise { to { transform: translateY(0); opacity: 1; } }
@keyframes gradShift { to { background-position: 200% 50%; } }

/* ---------- Box card ---------- */
.box {
  border: 1px solid var(--border); border-radius: var(--r-md);
  padding: 24px; background: var(--bg); box-shadow: var(--shadow-sm);
  transition: box-shadow .12s var(--ease-std), border-color .12s;
}
.box:hover { box-shadow: var(--shadow-md); border-color: var(--border-strong); }
.box.soft { background: var(--bg-soft); box-shadow: none; }
.box.soft:hover { box-shadow: var(--shadow-sm); }
.box.dark { background: var(--ink-900); color: #fff; border-color: var(--ink-800); }
.box.dark h1,.box.dark h2,.box.dark h3,.box.dark h4 { color: #fff; }
.box.dark p, .box.dark .lead { color: rgba(255,255,255,.75); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 20px; border-radius: 8px;
  font-size: 14px; font-weight: 500;
  font-family: var(--font-body);
  border: 1px solid transparent;
  cursor: pointer; transition: background .12s, transform .12s var(--ease-out), box-shadow .2s;
  position: relative; isolation: isolate;
}
.btn.lg { padding: 14px 26px; font-size: 16px; }
.btn.primary {
  background: var(--nexas-blue); color: #fff;
  border-color: var(--nexas-blue);
  box-shadow: 0 6px 20px -6px rgba(22,135,199,.55);
}
.btn.primary::before {
  content: ''; position: absolute; inset: -2px; z-index: -1;
  border-radius: 10px; background: var(--brand-gradient);
  background-size: 200% 100%; background-position: 0 50%;
  opacity: 0; filter: blur(12px); transition: opacity .2s;
}
.btn.primary:hover { background: var(--blue-600); transform: translateY(-1px); }
.btn.primary:hover::before { opacity: .85; animation: gradShift 3s linear infinite; }
.btn.ghost {
  background: transparent; color: var(--ink-900);
  border-color: var(--border-strong);
}
.btn.ghost:hover { background: var(--accent-soft); border-color: var(--blue-200); color: var(--blue-700); }
.btn .arr { transition: transform .18s var(--ease-out); display: inline-block; }
.btn:hover .arr { transform: translateX(4px); }

/* ---------- Tags / Status ---------- */
.tag {
  display: inline-flex; align-items: center;
  font-size: 12px; font-weight: 500;
  padding: 4px 10px; border-radius: 999px;
  background: var(--accent-soft); color: var(--blue-700);
}
.tag.success { background: var(--success-soft); color: var(--green-700); }
.tag.muted   { background: var(--bg-soft); color: var(--fg2); border: 1px solid var(--border); }
.status {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 500;
  padding: 7px 14px; border-radius: 999px;
  background: var(--success-soft); color: var(--green-700);
}
.status::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--nexas-green); flex-shrink: 0; animation: statusPulse 2.4s ease-in-out infinite; }
@keyframes statusPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(69,173,78,.4); transform: scale(1); }
  50% { box-shadow: 0 0 0 4px rgba(69,173,78,0); transform: scale(1.15); }
}
.status.muted { background: var(--bg-soft); color: var(--fg2); border: 1px solid var(--border); }
.status.muted::before { background: var(--fg3); }

/* ---------- Grids ---------- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }

/* ---------- Proof strip ---------- */
.proof-strip {
  padding: 28px 64px;
  background: var(--bg-soft);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.proof-strip-inner {
  display: flex; justify-content: space-between; align-items: flex-start; gap: 32px;
  max-width: 1280px; margin: 0 auto; width: 100%; padding: 0 64px;
}
.proof-item { display: flex; gap: 16px; align-items: flex-start; }
.proof-bar  { width: 4px; min-height: 48px; border-radius: 2px; background: var(--brand-gradient); flex-shrink: 0; margin-top: 4px; }
.proof-num  { font-family: var(--font-display); font-size: 42px; font-weight: 800; line-height: 1; letter-spacing: -0.02em; color: var(--ink-900); }
.proof-num .s { font-size: 22px; color: var(--nexas-blue); margin-left: 4px; }
.proof-label { margin-top: 8px; font-size: 14px; color: var(--fg2); line-height: 1.5; }

/* ---------- Pillar cards (home) ---------- */
.pillar-card { display: flex; flex-direction: column; height: 100%; }
.pillar-num {
  font-family: var(--font-display); font-size: 48px; font-weight: 800;
  color: var(--nexas-blue); line-height: 1; letter-spacing: -0.02em;
  position: relative; display: inline-block;
}
.pillar-num-glow {
  position: absolute; right: -4px; bottom: 2px;
  width: 22px; height: 22px; border-radius: 50%;
  background: radial-gradient(circle, rgba(22,135,199,.22) 0%, transparent 70%);
  transition: transform .3s var(--ease-out);
}
.box:hover .pillar-num-glow { transform: scale(2.8); }
.pillar-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; padding-top: 16px; border-top: 1px solid var(--border); }
.pillar-more {
  margin-top: 16px; font-size: 14px; font-weight: 600; color: var(--nexas-blue);
}
.pillar-more .arr { transition: transform .15s var(--ease-out); display: inline-block; }
.box:hover .pillar-more .arr { transform: translateX(4px); }

/* ---------- Manifeste 360 ---------- */
.vision-dot {
  width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0;
}

/* ---------- Pillar sections (expertises) ---------- */
.pillar-section { padding: 52px 0; border-top: 1px solid var(--border); }
.pillar-section:nth-child(even) { background: var(--bg-soft); }
.pillar-section-grid {
  display: grid; grid-template-columns: 180px 1fr; gap: 64px; align-items: start;
}
.pillar-big-num {
  font-family: var(--font-display); font-size: 80px; font-weight: 800;
  line-height: 1; letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--blue-100) 0%, var(--ink-100) 100%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  transition: background 1s var(--ease-out);
  position: relative;
}
.pillar-section:hover .pillar-big-num {
  background: var(--brand-gradient);
  -webkit-background-clip: text; background-clip: text;
}
.prestation-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 0 36px; }

/* bullet list */
.bullet-list { list-style: none; padding: 0; margin: 0; }
.bullet-list li {
  position: relative; padding-left: 20px;
  margin-bottom: 8px; font-size: 14px; line-height: 1.65; color: var(--fg1);
}
.bullet-list li::before {
  content: ''; position: absolute; left: 0; top: 10px;
  width: 10px; height: 2px; background: var(--nexas-blue); border-radius: 1px;
}

/* ---------- Convictions ---------- */
.conviction-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 0;
}
.conviction-item {
  padding: 28px 0; border-top: 1px solid var(--border);
  display: grid; grid-template-columns: 60px 1fr; gap: 20px; align-items: start;
}
.conviction-item:nth-child(odd)  { padding-right: 48px; }
.conviction-item:nth-child(even) { padding-left: 48px; border-left: 1px solid var(--border); }
.conviction-num {
  font-family: var(--font-display); font-size: 26px; font-weight: 700;
  color: var(--nexas-blue); line-height: 1.1;
}

/* ---------- Timeline ---------- */
.timeline {
  --progress: 0;
  position: relative;
  display: grid; grid-template-columns: repeat(5,1fr);
  gap: 0; margin-top: 56px;
}
/* base track : steps 1 → 4 (centres à 10% et 70% sur 5 colonnes) */
.timeline::before {
  content: ''; position: absolute;
  top: 18px; left: 10%; width: 60%; height: 2px;
  background: var(--ink-200);
  z-index: 0;
}
/* progressive fill, scaleX driven by --progress */
.timeline::after {
  content: ''; position: absolute;
  top: 18px; left: 10%; width: 60%; height: 2px;
  background: linear-gradient(to right, var(--nexas-blue) 0%, var(--nexas-blue) 70%, var(--nexas-green) 100%);
  transform: scaleX(var(--progress, 0));
  transform-origin: left center;
  transition: transform .15s linear;
  z-index: 0;
}
/* dashed segment 4 → TMA (70% → 90%) */
.timeline-dashed {
  position: absolute; top: 17px; left: 70%; width: 20%; height: 0;
  border-top: 2px dashed var(--ink-200);
  transition: border-color .4s var(--ease-out);
  z-index: 0;
}
.timeline.is-tma-active .timeline-dashed { border-top-color: var(--nexas-green); }

.timeline-step {
  padding: 0 24px; text-align: center; position: relative;
  outline: none;
}
.timeline-content { position: relative; }
.timeline-step h3 {
  font-size: 18px; margin: 16px 0 8px;
  transition: color .3s var(--ease-out);
}
.timeline-step p {
  font-size: 13px; color: var(--fg2); margin: 0; line-height: 1.6;
}

.timeline-circle {
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--bg); border: 2px solid var(--ink-200);
  margin: 0 auto; display: grid; place-items: center;
  font-family: var(--font-display); font-size: 13px; font-weight: 700; color: var(--fg3);
  transition: border-color .35s var(--ease-out), color .35s var(--ease-out), box-shadow .35s var(--ease-out), transform .35s var(--ease-out);
  position: relative; z-index: 1;
}
.timeline-circle--soft { border-style: dashed; font-size: 18px; line-height: 1; }

.timeline-step.is-active .timeline-circle {
  border-color: var(--nexas-blue);
  color: var(--nexas-blue);
  box-shadow: 0 0 0 6px rgba(22,135,199,.10);
  animation: tlPulse 1.4s var(--ease-out);
}
/* Déploiement = 5e enfant (le 1er enfant est le span .timeline-dashed) → bascule en vert */
.timeline-step:nth-child(5).is-active .timeline-circle {
  border-color: var(--nexas-green);
  color: var(--nexas-green);
  box-shadow: 0 0 0 6px rgba(69,173,78,.12);
  animation: tlPulseGreen 1.4s var(--ease-out);
}
.timeline-step--soft.is-active .timeline-circle--soft {
  border-color: var(--nexas-green);
  color: var(--nexas-green);
  box-shadow: 0 0 0 5px rgba(69,173,78,.08);
  animation: none;
}

@keyframes tlPulse {
  0%   { box-shadow: 0 0 0 0 rgba(22,135,199,.45); }
  100% { box-shadow: 0 0 0 16px rgba(22,135,199,0), 0 0 0 6px rgba(22,135,199,.10); }
}
@keyframes tlPulseGreen {
  0%   { box-shadow: 0 0 0 0 rgba(69,173,78,.50); }
  100% { box-shadow: 0 0 0 16px rgba(69,173,78,0), 0 0 0 6px rgba(69,173,78,.12); }
}

/* hover / focus reveal */
.timeline-meta {
  margin-top: 14px;
  display: grid; gap: 6px;
  text-align: left;
  border: 1px solid transparent;
  border-radius: 10px;
  background: transparent;
  box-shadow: none;
  opacity: 0;
  transform: translateY(-4px);
  pointer-events: none;
  max-height: 0;
  overflow: hidden;
  padding: 0 14px;
  transition:
    opacity .25s var(--ease-out),
    transform .25s var(--ease-out),
    max-height .35s var(--ease-out),
    padding .25s var(--ease-out),
    border-color .25s var(--ease-out),
    background .25s var(--ease-out),
    box-shadow .25s var(--ease-out);
}
.timeline-step:hover .timeline-meta,
.timeline-step:focus-visible .timeline-meta,
.timeline-step:focus-within .timeline-meta {
  opacity: 1;
  transform: translateY(0);
  max-height: 240px;
  padding: 12px 14px;
  background: var(--bg);
  border-color: var(--border);
  box-shadow: 0 6px 20px rgba(15,40,60,.06);
}
.timeline-step:hover .timeline-circle,
.timeline-step:focus-visible .timeline-circle,
.timeline-step:focus-within .timeline-circle {
  transform: translateY(-2px) scale(1.05);
}

.timeline-meta__row {
  display: grid; grid-template-columns: 84px 1fr; gap: 10px;
  font-size: 12px; line-height: 1.4;
}
.timeline-meta__k {
  color: var(--nexas-blue);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  font-size: 10.5px;
  padding-top: 2px;
}
.timeline-step--soft .timeline-meta__k { color: var(--nexas-green); }
.timeline-meta__v { color: var(--fg2); }

/* TMA discret */
.timeline-step--soft .timeline-content h3 { color: var(--fg2); font-weight: 600; }
.timeline-step--soft .timeline-content p { opacity: .85; }
.timeline-step--soft.is-active .timeline-content h3 { color: var(--nexas-green); }

@media (prefers-reduced-motion: reduce) {
  .timeline::after { transition: none; }
  .timeline-circle { transition: none; animation: none !important; }
  .timeline-meta { transition: opacity .15s linear; }
}

/* ---------- References — Stats ---------- */
.ref-stat-num {
  font-family: var(--font-display); font-size: 52px; font-weight: 800;
  line-height: 1; letter-spacing: -0.025em; color: var(--ink-900);
}

/* ---------- Mission rows ---------- */
.mission-row {
  display: grid; grid-template-columns: auto 1fr;
  gap: 32px; align-items: start;
  padding: 32px 0; border-top: 1px solid var(--border);
}
.mission-num { font-family: var(--font-display); font-size: 16px; color: var(--fg3); font-weight: 600; letter-spacing: .04em; }
.mission-client { font-family: var(--font-display); font-size: 24px; font-weight: 700; color: var(--ink-900); letter-spacing: -0.01em; margin: 8px 0 4px; }
.mission-sector { font-size: 13px; color: var(--fg2); }
.mission-modal  { font-size: 13px; color: var(--fg3); font-style: italic; text-align: right; }

/* Mission items animation au fil de l'eau */
.mission-item {
  opacity: 0;
  transform: translateY(12px);
  animation: missionFadeUp .65s var(--ease-out) forwards;
}
.mission-item:nth-child(1) { animation-delay: 0.1s; }
.mission-item:nth-child(2) { animation-delay: 0.3s; }
.mission-item:nth-child(3) { animation-delay: 0.5s; }
.mission-item:nth-child(4) { animation-delay: 0.7s; }

@keyframes missionFadeUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------- Partner grid ---------- */
.partner-grid {
  display: grid; grid-template-columns: repeat(4,1fr);
  border: 1px solid var(--border); border-radius: var(--r-md);
  overflow: hidden; background: var(--bg); margin-top: 28px;
}
.partner-cell {
  padding: 28px 24px; text-align: center;
  border-left: 1px solid var(--border); transition: background .15s;
  display: flex; align-items: center; justify-content: center; min-height: 112px;
}
.partner-cell:first-child { border-left: none; }
.partner-cell:hover { background: var(--bg-soft); }
.partner-name { font-family: var(--font-display); font-size: 20px; font-weight: 700; color: var(--ink-700); letter-spacing: -0.01em; }
.partner-logo {
  max-width: 160px; max-height: 48px; width: auto; height: auto;
  object-fit: contain;
  filter: grayscale(100%); opacity: .75;
  transition: filter .2s ease, opacity .2s ease;
}
.partner-cell:hover .partner-logo { filter: grayscale(0%); opacity: 1; }

/* ---------- À propos — triptyque ---------- */
.triptych-num {
  font-family: var(--font-display); font-size: 52px; font-weight: 800;
  line-height: 1; letter-spacing: -0.02em;
}
.parcours-row {
  display: grid; grid-template-columns: 220px 1fr; gap: 36px;
  padding: 28px 0; border-top: 1px solid var(--border); align-items: start;
}
.parcours-period { font-size: 14px; font-weight: 600; color: var(--nexas-blue); }
.certif-row { padding: 14px 0; border-top: 1px solid var(--border); display: flex; align-items: center; gap: 12px; }

/* ---------- Contact canaux ---------- */
.canal-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.canal-card {
  position: relative; overflow: hidden;
  border-radius: var(--r-md);
  transition: transform .35s var(--ease-out), box-shadow .35s var(--ease-out), border-color .25s var(--ease-out);
}
.canal-card::before {
  content: ''; position: absolute; left: 0; right: 0; top: 0; height: 3px;
  background: var(--nexas-blue); transform: scaleX(0); transform-origin: left;
  transition: transform .45s var(--ease-out);
}
.canal-card::after {
  content: ''; position: absolute; inset: -1px; border-radius: inherit;
  background: radial-gradient(420px circle at var(--mx,50%) var(--my,0%), rgba(22,135,199,.10), transparent 60%);
  opacity: 0; transition: opacity .35s var(--ease-out); pointer-events: none;
}
.canal-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.canal-card:hover::before { transform: scaleX(1); }
.canal-card:hover::after  { opacity: 1; }
.canal-card--gray::before  { background: var(--nexas-gray); }
.canal-card--green::before { background: var(--nexas-green); }
.canal-card--green::after  { background: radial-gradient(420px circle at var(--mx,50%) var(--my,0%), rgba(69,173,78,.12), transparent 60%); }
.canal-card--featured {
  background: linear-gradient(155deg, var(--blue-50) 0%, var(--bg) 70%);
  border-color: var(--blue-200);
}
.canal-card--featured::before { transform: scaleX(1); height: 3px; }

.canal-num {
  font-family: var(--font-display); font-size: 44px; font-weight: 800;
  letter-spacing: -0.02em; line-height: 1;
  background: linear-gradient(135deg, var(--blue-200), var(--blue-50));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  transition: transform .35s var(--ease-out);
}
.canal-card--gray .canal-num  { background: linear-gradient(135deg, var(--ink-300), var(--ink-100)); -webkit-background-clip: text; background-clip: text; }
.canal-card--green .canal-num { background: linear-gradient(135deg, var(--green-300), var(--green-50)); -webkit-background-clip: text; background-clip: text; }
.canal-card--featured .canal-num { background: linear-gradient(135deg, var(--nexas-blue), var(--blue-200)); -webkit-background-clip: text; background-clip: text; }
.canal-card:hover .canal-num { transform: translateY(-2px) scale(1.04); }

.canal-badge {
  display: inline-block; font-size: 11px; font-weight: 600; letter-spacing: .08em;
  text-transform: uppercase; color: var(--nexas-blue); margin-top: 8px;
  padding: 3px 10px; border-radius: var(--r-pill);
  background: var(--accent-soft); align-self: flex-start;
}
.canal-card--gray .canal-badge  { color: var(--ink-700); background: var(--ink-100); }
.canal-card--green .canal-badge { color: var(--green-700); background: var(--success-soft); }
.box.dark .canal-badge { color: #fff; background: rgba(255,255,255,.12); }

.canal-cta { margin-top: auto; padding-top: 20px; font-size: 14px; font-weight: 600; color: var(--nexas-blue); }
.canal-cta a span { transition: transform .25s var(--ease-out); }
.canal-card:hover .canal-cta a span { transform: translateX(6px); }
.box.dark .canal-cta { color: #fff; }

/* ---------- Form stepper ---------- */
.form-wrap {
  max-width: 840px;
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: 36px 40px; box-shadow: var(--shadow-md);
  position: relative; overflow: hidden;
}
.form-wrap::before {
  content: ''; position: absolute; left: 0; right: 0; top: 0; height: 3px;
  background: var(--brand-gradient); opacity: .9;
}
.step-indicators { display: flex; gap: 8px; margin-bottom: 40px; align-items: center; }
.step-dot {
  width: 8px; height: 8px; border-radius: 4px;
  background: var(--border-strong);
  transition: background .3s var(--ease-out), width .35s var(--ease-out), box-shadow .3s var(--ease-out);
}
.step-dot.active {
  background: var(--nexas-blue); width: 28px;
  box-shadow: 0 0 0 4px rgba(22,135,199,.12);
}
.step-dot.done {
  background: var(--nexas-green); width: 16px;
}
.form-step { display: none; }
.form-step.is-active { display: block; animation: stepIn .42s var(--ease-out); }
@keyframes stepIn {
  from { opacity: 0; transform: translateX(14px); filter: blur(2px); }
  to   { opacity: 1; transform: none; filter: none; }
}
.radio-options { display: flex; flex-direction: column; gap: 10px; margin-top: 20px; }
.radio-option {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 18px; border-radius: var(--r-md);
  border: 1px solid var(--border); background: var(--bg);
  cursor: pointer; font-size: 15px;
  transition: border-color .2s var(--ease-out), background .2s var(--ease-out),
              transform .2s var(--ease-out), box-shadow .2s var(--ease-out);
}
.radio-option input[type=radio] { display: none; }
.radio-mark {
  width: 18px; height: 18px; border-radius: 50%;
  border: 2px solid var(--border-strong); flex-shrink: 0;
  display: grid; place-items: center;
  transition: border-color .2s var(--ease-out), box-shadow .2s var(--ease-out);
}
.radio-mark::after {
  content: ''; width: 8px; height: 8px; border-radius: 50%;
  background: var(--nexas-blue);
  transform: scale(0); transition: transform .25s var(--ease-out);
}
.radio-option:hover {
  border-color: var(--blue-200); background: var(--accent-soft);
  transform: translateX(3px);
}
.radio-option.is-selected {
  border-color: var(--nexas-blue);
  background: linear-gradient(90deg, var(--accent-soft), var(--bg));
  box-shadow: inset 3px 0 0 var(--nexas-blue);
}
.radio-option.is-selected .radio-mark {
  border-color: var(--nexas-blue);
  box-shadow: 0 0 0 4px rgba(22,135,199,.12);
}
.radio-option.is-selected .radio-mark::after { transform: scale(1); }

.form-input {
  width: 100%; padding: 12px 16px; border-radius: var(--r-sm);
  border: 1px solid var(--border); font-family: var(--font-body); font-size: 15px;
  background: var(--bg); color: var(--fg1); outline: none;
  transition: border-color .2s var(--ease-out), box-shadow .2s var(--ease-out), background .2s var(--ease-out);
}
.form-input:hover { border-color: var(--blue-200); }
.form-input:focus {
  border-color: var(--nexas-blue);
  box-shadow: var(--shadow-focus);
  background: var(--bg);
}
.form-input.error { border-color: var(--danger); box-shadow: 0 0 0 3px rgba(208,65,65,.18); }
.field-error { font-size: 12px; color: var(--danger); margin-top: 5px; display: none; }
.field-error.show { display: block; animation: fieldShake .35s var(--ease-out); }
@keyframes fieldShake {
  0%,100% { transform: translateX(0); }
  25% { transform: translateX(-3px); }
  75% { transform: translateX(3px); }
}
.form-field { margin-bottom: 18px; }
.form-label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 6px; color: var(--fg1); }
.form-nav { display: flex; gap: 12px; margin-top: 32px; }
.form-nav .btn .arr { display: inline-block; transition: transform .2s var(--ease-out); }
.form-nav .btn:hover .arr { transform: translateX(4px); }

.form-success { display: none; text-align: center; padding: 56px 40px; }
.form-success.show { display: block; animation: stepIn .5s var(--ease-out); }
.success-icon {
  width: 64px; height: 64px; border-radius: 50%;
  background: linear-gradient(135deg, var(--green-100), var(--success-soft));
  color: var(--nexas-green);
  margin: 0 auto 24px; display: grid; place-items: center; font-size: 28px; font-weight: 700;
  box-shadow: 0 0 0 0 rgba(69,173,78,.45);
  animation: successPop .55s var(--ease-out) both, successPulse 2.2s 0.55s var(--ease-out) infinite;
}
@keyframes successPop {
  0%   { transform: scale(.4) rotate(-8deg); opacity: 0; }
  60%  { transform: scale(1.1) rotate(2deg); opacity: 1; }
  100% { transform: scale(1) rotate(0); opacity: 1; }
}
@keyframes successPulse {
  0%,100% { box-shadow: 0 0 0 0 rgba(69,173,78,.45); }
  50%     { box-shadow: 0 0 0 14px rgba(69,173,78,0); }
}

/* ---------- FAQ ---------- */
.faq-row {
  display: grid; grid-template-columns: 1fr 2fr; gap: 36px;
  padding: 24px 16px; border-top: 1px solid var(--border); align-items: baseline;
  position: relative;
  transition: background .25s var(--ease-out), padding .25s var(--ease-out);
}
.faq-row::before {
  content: ''; position: absolute; left: 0; top: -1px; width: 0; height: calc(100% + 1px);
  background: var(--brand-gradient);
  transition: width .35s var(--ease-out);
}
.faq-row:hover {
  background: linear-gradient(90deg, var(--accent-soft), transparent 65%);
  padding-left: 22px;
}
.faq-row:hover::before { width: 3px; }
.faq-q {
  font-family: var(--font-display); font-size: 18px; font-weight: 600;
  color: var(--nexas-blue); letter-spacing: -0.01em;
  transition: color .2s var(--ease-out), transform .25s var(--ease-out);
}
.faq-row:hover .faq-q { color: var(--blue-700); transform: translateX(2px); }
.faq-a { font-size: 14px; color: var(--fg2); line-height: 1.6; }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .65s var(--ease-out), transform .65s var(--ease-out); }
.reveal.delay-1 { transition-delay: .1s; }
.reveal.delay-2 { transition-delay: .2s; }
.reveal.delay-3 { transition-delay: .3s; }
.reveal.delay-4 { transition-delay: .4s; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Brand rule ---------- */
.brand-rule { height: 2px; border: none; margin: 0; background: var(--brand-gradient); }

/* ---------- Portrait placeholder ---------- */
.img-placeholder {
  background: var(--brand-gradient-soft);
  border: 1px solid var(--border); border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--fg3); font-size: 12px; letter-spacing: .06em; text-transform: uppercase;
  font-weight: 600;
}
.img-placeholder.portrait { aspect-ratio: 4/5; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  h1 { font-size: 48px; }
  h2 { font-size: 36px; }
  .pillar-section-grid { grid-template-columns: 130px 1fr; gap: 40px; }
  .pillar-big-num { font-size: 64px; }
}
@media (max-width: 900px) {
  .nav { padding: 0 24px; }
  .nav-links, .nav-cta { display: none; }
  .nav-burger { display: flex; }
  .nav-links.is-open {
    display: flex; flex-direction: column;
    position: fixed; inset: 90px 0 auto;
    background: var(--bg); border-bottom: 1px solid var(--border);
    padding: 16px 24px 24px; gap: 16px; z-index: 99;
  }
  .nav-links.is-open a { font-size: 16px; }
  .section, .section-soft { padding: 48px 0; }
  .inner { padding: 0 24px; }
  .hero, .page-hero { padding-left: 24px; padding-right: 24px; }
  .page-hero { padding-top: 48px; padding-bottom: 40px; }
  .proof-strip { padding: 36px 24px; }
  .proof-strip-inner { flex-direction: column; align-items: flex-start; gap: 28px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .conviction-grid { grid-template-columns: 1fr; }
  .conviction-item:nth-child(even) { padding-left: 0; border-left: none; }
  .conviction-item:nth-child(odd)  { padding-right: 0; }
  .timeline { grid-template-columns: 1fr; gap: 32px; }
  .timeline::before,
  .timeline::after,
  .timeline-dashed { display: none; }
  .timeline-circle { margin: 0; }
  .timeline-step { text-align: left; padding: 0; display: flex; gap: 20px; align-items: flex-start; }
  .timeline-step > .timeline-content { flex: 1; }
  .timeline-meta {
    opacity: 1; transform: none; max-height: none; overflow: visible;
    padding: 12px 14px; background: var(--bg);
    border-color: var(--border); box-shadow: 0 6px 20px rgba(15,40,60,.06);
  }
  .mission-row { grid-template-columns: 1fr; gap: 12px; }
  .mission-modal { text-align: left; }
  .partner-grid { grid-template-columns: 1fr 1fr; }
  .partner-cell { border-left: 1px solid var(--border); }
  .partner-cell:nth-child(odd) { border-left: none; }
  .partner-cell { min-width: 0; padding: 16px 12px; word-wrap: break-word; }
  .canal-grid { grid-template-columns: 1fr; }
  .faq-row { grid-template-columns: 1fr; }
  .pillar-section { padding: 56px 0; }
  .pillar-section-grid { grid-template-columns: 1fr; gap: 24px; }
  .prestation-cols { grid-template-columns: 1fr; }
  .parcours-row { grid-template-columns: 1fr; gap: 8px; }
  .hero-inf { display: none; }
  .footer { padding: 24px; }
  .footer-links { margin-left: 0; }
  .footer-links a,
  .pillar-more a,
  .hero-link-secondary,
  .pre-footer-mail { padding: 12px 0; display: inline-block; }
  .footer-links { gap: 4px; flex-wrap: wrap; }
}
@media (max-width: 600px) {
  h1 { font-size: 32px; }
  h2 { font-size: 26px; }
  .hero { padding-top: 32px; padding-bottom: 40px; min-height: auto; }
  .ref-stat-num { font-size: 40px; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .hero-mesh { animation: none; }
  .reveal { opacity: 1; transform: none; }
  .hero-eyebrow, .hero-lead, .hero-ctas { opacity: 1; transform: none; }
  .page-hero .eyebrow, .page-hero .lead { opacity: 1; transform: none; }
  .stagger-word > span { opacity: 1; transform: none; }
}

/* ---------- Pre-footer relance band ---------- */
.pre-footer-cta{ background:linear-gradient(180deg,#fafbfc 0%,#fff 100%); border-top:1px solid var(--border,#e6ebf2); }
.pre-footer-inner{ display:flex; align-items:center; justify-content:space-between; gap:32px; flex-wrap:wrap; }
.pre-footer-text{ flex:1 1 360px; }
.pre-footer-actions{ display:flex; flex-direction:column; align-items:flex-end; gap:10px; }
.pre-footer-mail{ font-size:13px; color:var(--fg2); text-decoration:none; border-bottom:1px dashed var(--fg3,#94a3b8); padding-bottom:1px; transition:color .2s, border-color .2s; }
.pre-footer-mail:hover{ color:var(--nexas-blue,#1687c7); border-bottom-color:var(--nexas-blue,#1687c7); }
@media (max-width:720px){
  .pre-footer-actions{ align-items:flex-start; width:100%; }
}

/* ---------- Trust bar (Ils m'ont fait confiance) ---------- */
.trust-bar{ background:#fff; border-top:1px solid var(--border,#e6ebf2); border-bottom:1px solid var(--border,#e6ebf2); padding:36px 0; }
.trust-bar__inner{ max-width:1200px; margin:0 auto; padding:0 32px; text-align:center; }
.trust-bar__label{ font-family:var(--font-body); font-size:11px; font-weight:600; letter-spacing:.18em; text-transform:uppercase; color:var(--fg3,#94a3b8); margin:0 0 22px; }
.trust-bar__logos{ display:flex; flex-wrap:wrap; justify-content:center; align-items:center; gap:48px; }
.trust-bar__logos img{ max-height:40px; max-width:160px; width:auto; height:auto; object-fit:contain; filter:grayscale(100%) opacity(.65); transition:filter .25s ease, transform .25s ease; }
.trust-bar__logos img.client{ max-height:60px; max-width:180px; }
.trust-bar__logos img:hover{ filter:grayscale(0%) opacity(1); transform:translateY(-2px); }
@media (max-width:720px){
  .trust-bar__logos{ gap:28px; }
  .trust-bar__logos img{ max-height:32px; max-width:120px; }
  .trust-bar__logos img.client{ max-height:48px; max-width:140px; }
}