/* ==========================================================================
   IKZIA — Système de design
   Identité issue de la présentation IKZIA : fond nuit, filets fins,
   bleu pour les structures, orange pour les actions et les résultats.
   Une seule feuille de style pour toutes les pages publiques.
   ========================================================================== */

/* ---------- 1. Tokens ---------- */
:root {
  /* Couleurs */
  --c-bg: #0B1220;
  --c-surface: #111A2C;
  --c-surface-2: #16223A;
  --c-blue: #1565C0;
  --c-blue-l: #5AA2FF;
  --c-orange: #F28C28;
  --c-orange-s: #FFB76E;
  --c-text: #EEF2F9;
  --c-muted: #9EADC6;
  --c-quiet: #7F90AE;            /* texte discret, contraste ≥ 4.5:1 sur --c-bg */
  --c-line: rgba(140, 175, 230, .20);
  --c-line-strong: rgba(140, 175, 230, .34);
  --c-glass: rgba(13, 22, 40, .58);
  --c-blue-glow: rgba(90, 162, 255, .35);
  --c-orange-glow: rgba(242, 140, 40, .45);
  --c-orange-tint: rgba(242, 140, 40, .12);
  --c-blue-tint: rgba(90, 162, 255, .10);

  /* Typographie : Inter (OFL) — identique aux polices « IK Display » / « IK Text »
     de la présentation. L’axe optique choisit la coupe Display aux grandes tailles. */
  --f-sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --fs-xs: .8125rem;
  --fs-sm: .9375rem;
  --fs-md: 1.0625rem;
  --fs-lg: clamp(1.125rem, 1rem + .45vw, 1.3125rem);
  --fs-h3: clamp(1.25rem, 1.1rem + .6vw, 1.6rem);
  --fs-h2: clamp(2rem, 1.35rem + 2.6vw, 3.4rem);
  --fs-h1: clamp(2.6rem, 1.5rem + 4.4vw, 5.1rem);
  --fs-stat: clamp(2.6rem, 1.8rem + 3vw, 4rem);

  /* Espacements */
  --s-1: .25rem; --s-2: .5rem; --s-3: .75rem; --s-4: 1rem; --s-5: 1.5rem;
  --s-6: 2rem;  --s-7: 3rem;  --s-8: 4rem;  --s-9: 6rem;
  --section-y: clamp(4.5rem, 3rem + 6vw, 9rem);
  --gutter: clamp(1rem, .4rem + 3.6vw, 4.5rem);
  --container: 1240px;
  --header-h: 72px;

  /* Formes */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --r-pill: 999px;

  /* Mouvement */
  --ease-out: cubic-bezier(.2, .7, .1, 1);
  --ease-io: cubic-bezier(.65, 0, .35, 1);
  --t-fast: .2s;
  --t-med: .45s;
  --t-slow: .9s;

  color-scheme: dark;
}

/* ---------- 2. Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 1rem); }
body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--f-sans);
  font-optical-sizing: auto;
  font-size: var(--fs-md);
  line-height: 1.6;
  font-feature-settings: "cv11", "ss01";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration-color: var(--c-line-strong); text-underline-offset: .2em; }
a:hover { text-decoration-color: currentColor; }
h1, h2, h3, h4, p, ul, ol, dl, figure, blockquote { margin: 0; }
:where(ul[role="list"], ol[role="list"]) { list-style: none; padding: 0; }
button { font: inherit; color: inherit; }
strong, b { font-weight: 600; }
::selection { background: var(--c-blue); color: #fff; }

:focus-visible { outline: 2px solid var(--c-orange); outline-offset: 3px; border-radius: 4px; }

.skip {
  position: absolute; left: var(--s-4); top: -100px; z-index: 200;
  background: var(--c-orange); color: var(--c-bg); padding: .6rem 1rem; border-radius: var(--r-sm);
  font-weight: 600; text-decoration: none;
}
.skip:focus { top: var(--s-4); }

.sr-only {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

/* ---------- 3. Mise en page ---------- */
.container { width: 100%; max-width: calc(var(--container) + 2 * var(--gutter)); margin-inline: auto; padding-inline: var(--gutter); }
.section { position: relative; padding-block: var(--section-y); }
.section--tight { padding-block: calc(var(--section-y) * .6); }
.section--surface { background: linear-gradient(180deg, var(--c-surface) 0%, rgba(17, 26, 44, .55) 100%); }
.section + .section--rule::before,
.section--rule::before {
  content: ""; position: absolute; left: var(--gutter); right: var(--gutter); top: 0;
  height: 1px; background: linear-gradient(90deg, transparent, var(--c-line) 15%, var(--c-line) 85%, transparent);
}

/* Grille texte à gauche / visualisation à droite */
.split { display: grid; gap: clamp(2.5rem, 1rem + 5vw, 6rem); align-items: center; }
@media (min-width: 960px) {
  .split { grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); }
  .split--even { grid-template-columns: 1fr 1fr; }
  .split--wide-text { grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); }
  .split--top { align-items: start; }
  .split--reverse > :first-child { order: 2; }
}

.stack > * + * { margin-top: var(--s-5); }
.stack-sm > * + * { margin-top: var(--s-3); }
.stack-lg > * + * { margin-top: var(--s-7); }

/* ---------- 4. Typographie ---------- */
.eyebrow {
  display: flex; align-items: center; gap: .9em;
  font-size: var(--fs-xs); font-weight: 600; letter-spacing: .22em; text-transform: uppercase;
  color: var(--c-blue-l);
}
.eyebrow__n { color: var(--c-orange); font-variant-numeric: tabular-nums; }
.eyebrow::after { content: ""; flex: 0 0 2.5rem; height: 1px; background: var(--c-line-strong); }
.eyebrow--plain::after { display: none; }

.h1, .h2, .h3 { font-weight: 300; letter-spacing: -.03em; color: var(--c-text); text-wrap: balance; }
.h1 { font-size: var(--fs-h1); line-height: 1.02; }
.h2 { font-size: var(--fs-h2); line-height: 1.06; }
.h3 { font-size: var(--fs-h3); line-height: 1.2; letter-spacing: -.015em; font-weight: 500; }
.h1 strong, .h2 strong { font-weight: 600; }
.h1 .accent, .h2 .accent { color: var(--c-orange); font-weight: 600; }
.lead { font-size: var(--fs-lg); line-height: 1.55; color: var(--c-muted); max-width: 38em; text-wrap: pretty; }
.lead strong { color: var(--c-text); font-weight: 500; }
.muted { color: var(--c-muted); }
.quiet { color: var(--c-quiet); font-size: var(--fs-sm); }
.small { font-size: var(--fs-sm); }
.measure { max-width: 40em; }

.statement {
  font-size: clamp(1.4rem, 1.1rem + 1.2vw, 2rem); line-height: 1.2; font-weight: 600; letter-spacing: -.02em;
  color: var(--c-text); text-wrap: balance;
}
.statement span { color: var(--c-orange); }

/* Note de contexte (mesures, démonstrations) */
.note {
  display: flex; gap: .75em; align-items: baseline;
  font-size: var(--fs-sm); color: var(--c-muted); line-height: 1.5;
}
.note::before { content: ""; flex: 0 0 1.6rem; height: 1px; background: var(--c-orange); transform: translateY(-.3em); }

/* ---------- 5. Boutons ---------- */
.btn {
  --btn-bg: transparent; --btn-fg: var(--c-text); --btn-bd: var(--c-line-strong);
  display: inline-flex; align-items: center; justify-content: center; gap: .6em;
  min-height: 48px; padding: .75em 1.35em;
  border: 1px solid var(--btn-bd); border-radius: var(--r-sm);
  background: var(--btn-bg); color: var(--btn-fg);
  font-weight: 600; font-size: var(--fs-sm); letter-spacing: .01em; line-height: 1.2;
  text-decoration: none; cursor: pointer; text-align: center;
  transition: background var(--t-fast), border-color var(--t-fast), color var(--t-fast), transform var(--t-fast), box-shadow var(--t-med);
}
.btn:hover { border-color: var(--c-blue-l); }
.btn:active { transform: translateY(1px); }
.btn svg { width: 1.1em; height: 1.1em; flex: none; transition: transform var(--t-fast); }
.btn:hover svg { transform: translateX(3px); }
.btn--primary { --btn-bg: var(--c-orange); --btn-fg: #0B1220; --btn-bd: var(--c-orange); }
.btn--primary:hover { --btn-bg: #FF9D3F; --btn-bd: #FF9D3F; box-shadow: 0 10px 34px -12px var(--c-orange-glow); }
.btn--ghost:hover { --btn-bg: var(--c-blue-tint); }
.btn--lg { min-height: 54px; font-size: var(--fs-md); padding-inline: 1.6em; }
.btn--sm { min-height: 40px; padding: .5em 1em; }
.btn-row { display: flex; flex-wrap: wrap; gap: var(--s-3); align-items: center; }

.link-arrow {
  display: inline-flex; align-items: center; gap: .5em;
  font-weight: 600; font-size: var(--fs-sm); color: var(--c-text); text-decoration: none;
  border-bottom: 1px solid var(--c-line-strong); padding-bottom: .2em;
  transition: border-color var(--t-fast), color var(--t-fast);
}
.link-arrow::after { content: "→"; transition: transform var(--t-fast); }
.link-arrow:hover { border-color: var(--c-orange); }
.link-arrow:hover::after { transform: translateX(4px); }

/* ---------- 6. Éléments récurrents ---------- */
.chips { display: flex; flex-wrap: wrap; gap: .5rem; padding: 0; list-style: none; }
.chip {
  display: inline-flex; align-items: center; gap: .45em;
  font-size: var(--fs-xs); font-weight: 500; line-height: 1.3;
  border: 1px solid var(--c-line); border-radius: var(--r-pill);
  padding: .4em .95em; color: var(--c-muted); background: rgba(17, 26, 44, .55);
}
.chip--o { border-color: rgba(242, 140, 40, .55); color: var(--c-orange-s); background: var(--c-orange-tint); }
.chip--b { border-color: rgba(90, 162, 255, .45); color: var(--c-text); background: var(--c-blue-tint); }

.badge-demo {
  display: inline-flex; align-items: center; gap: .5em;
  font-size: var(--fs-xs); font-weight: 600; line-height: 1.2;
  color: #0B1220; background: #FFE1BF; border-radius: var(--r-pill); padding: .35em .9em;
}

/* Élément à filet vertical (repris de la présentation) */
.item { border-left: 2px solid var(--c-blue-l); padding: .1em 0 .1em 1.1em; }
.item--o { border-left-color: var(--c-orange); }
.item__k { display: block; font-size: var(--fs-xs); font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--c-muted); margin-bottom: .35em; }
.item--o .item__k { color: var(--c-orange-s); }
.item p { color: var(--c-text); }

.stats { display: flex; flex-wrap: wrap; gap: var(--s-5) var(--s-7); }
.stat__n { font-size: var(--fs-stat); font-weight: 300; line-height: 1; letter-spacing: -.035em; font-variant-numeric: tabular-nums; white-space: nowrap; }
.stat--o .stat__n { color: var(--c-orange); font-weight: 600; }
.stat__l { margin-top: .5em; font-size: var(--fs-sm); color: var(--c-muted); line-height: 1.35; }

.panel {
  position: relative; border: 1px solid var(--c-line); border-radius: var(--r-lg);
  background: var(--c-glass); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
}

/* Fond technique : grille au sol en perspective + poussière lumineuse */
.bg-tech { position: absolute; inset: 0; overflow: hidden; pointer-events: none; z-index: 0; }
.bg-tech__floor {
  position: absolute; left: -30%; right: -30%; bottom: -12%; height: 70%;
  background-image:
    linear-gradient(var(--c-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--c-line) 1px, transparent 1px);
  background-size: 64px 64px;
  transform: perspective(700px) rotateX(64deg);
  transform-origin: 50% 100%;
  -webkit-mask-image: radial-gradient(ellipse 60% 70% at 50% 100%, #000 10%, transparent 70%);
  mask-image: radial-gradient(ellipse 60% 70% at 50% 100%, #000 10%, transparent 70%);
  opacity: .55;
}
.bg-tech__glow {
  position: absolute; width: 70vmax; height: 70vmax; right: -20vmax; top: -25vmax;
  background: radial-gradient(circle, rgba(21, 101, 192, .28) 0%, rgba(21, 101, 192, 0) 62%);
}
.bg-tech__dust {
  position: absolute; inset: 0; opacity: .7;
  background-image:
    radial-gradient(1px 1px at 12% 22%, rgba(238, 242, 249, .55), transparent 60%),
    radial-gradient(1px 1px at 72% 12%, rgba(238, 242, 249, .45), transparent 60%),
    radial-gradient(1.5px 1.5px at 86% 48%, rgba(90, 162, 255, .7), transparent 60%),
    radial-gradient(1px 1px at 38% 72%, rgba(238, 242, 249, .35), transparent 60%),
    radial-gradient(1px 1px at 58% 36%, rgba(238, 242, 249, .3), transparent 60%),
    radial-gradient(1.5px 1.5px at 24% 88%, rgba(90, 162, 255, .55), transparent 60%),
    radial-gradient(1px 1px at 92% 82%, rgba(238, 242, 249, .4), transparent 60%);
}
.section > .container { position: relative; z-index: 1; }

/* ---------- 7. En-tête ---------- */
.site-header {
  position: fixed; inset: 0 0 auto; z-index: 100; height: var(--header-h);
  transition: background var(--t-med), border-color var(--t-med);
  border-bottom: 1px solid transparent;
}
/* Le flou est porté par un pseudo-élément : appliqué à l’en-tête, il deviendrait
   le bloc conteneur du menu mobile en position fixe. */
.site-header::before {
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: 0; transition: opacity var(--t-med);
  background: rgba(11, 18, 32, .82);
  -webkit-backdrop-filter: blur(14px) saturate(1.2); backdrop-filter: blur(14px) saturate(1.2);
}
.site-header.is-scrolled::before, .site-header.is-open::before { opacity: 1; }
.site-header.is-scrolled, .site-header.is-open { border-bottom-color: var(--c-line); }
.site-header__bar { height: 100%; display: flex; align-items: center; gap: var(--s-5); }
.brand { display: inline-flex; align-items: center; gap: .7rem; text-decoration: none; flex: none; }
.brand img { width: 26px; height: auto; }
.brand__name { font-weight: 600; letter-spacing: .3em; font-size: .95rem; }

.nav { margin-left: auto; display: flex; align-items: center; }
.nav__list { display: flex; align-items: center; gap: .25rem; list-style: none; margin: 0; padding: 0; }
.nav__link {
  display: inline-flex; align-items: center; gap: .35em; min-height: 44px; padding: 0 .85rem;
  font-size: var(--fs-sm); font-weight: 500; color: var(--c-muted); text-decoration: none;
  background: none; border: 0; cursor: pointer; border-radius: var(--r-sm);
  transition: color var(--t-fast);
}
.nav__link:hover, .nav__link[aria-current="page"], .nav__link.is-current { color: var(--c-text); }
.nav__link[aria-current="page"]::after, .nav__link.is-current::after {
  content: ""; position: absolute; left: .85rem; right: .85rem; bottom: 6px; height: 2px; background: var(--c-orange); border-radius: 2px;
}
.nav__item { position: relative; }
.nav__link { position: relative; }
.nav__chev { width: 14px; height: 14px; transition: transform var(--t-fast); }
.nav__trigger[aria-expanded="true"] .nav__chev { transform: rotate(180deg); }

.menu {
  position: absolute; top: calc(100% + 10px); left: -1rem; width: min(560px, 90vw);
  padding: .75rem; display: grid; grid-template-columns: 1fr 1fr; gap: .25rem;
  background: rgba(11, 18, 32, .96); border: 1px solid var(--c-line); border-radius: var(--r-lg);
  box-shadow: 0 30px 80px -30px rgba(0, 0, 0, .8);
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity var(--t-fast), transform var(--t-fast), visibility 0s linear var(--t-fast);
}
.nav__item.is-open .menu { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; }
.menu__link {
  display: block; padding: .8rem .9rem; border-radius: var(--r-md); text-decoration: none;
  border-left: 2px solid transparent; transition: background var(--t-fast), border-color var(--t-fast);
}
.menu__link:hover, .menu__link:focus-visible { background: var(--c-blue-tint); border-left-color: var(--c-blue-l); }
.menu__link strong { display: block; font-size: var(--fs-sm); font-weight: 600; }
.menu__link small { display: block; font-size: var(--fs-xs); color: var(--c-muted); margin-top: .15rem; }
.menu__foot {
  grid-column: 1 / -1; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: .5rem;
  margin-top: .25rem; padding: .8rem .9rem .3rem; border-top: 1px solid var(--c-line); font-size: var(--fs-xs); color: var(--c-muted);
}
.menu__foot b { color: var(--c-orange-s); font-weight: 600; }
.menu__foot a { color: var(--c-text); font-weight: 600; text-decoration: none; }
.menu__foot a:hover { text-decoration: underline; }

.nav__extra { display: none; }
.header-cta { margin-left: var(--s-3); }
.burger {
  display: none; width: 44px; height: 44px; margin-left: auto; border: 1px solid var(--c-line); border-radius: var(--r-sm);
  background: none; cursor: pointer; position: relative;
}
.burger span, .burger span::before, .burger span::after {
  position: absolute; left: 50%; width: 18px; height: 1.5px; background: var(--c-text); transform: translateX(-50%);
  transition: transform var(--t-fast), opacity var(--t-fast);
}
.burger span { top: 50%; }
.burger span::before, .burger span::after { content: ""; left: 0; transform: none; }
.burger span::before { top: -6px; }
.burger span::after { top: 6px; }
.burger[aria-expanded="true"] span { background: transparent; }
.burger[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.burger[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 1080px) {
  .burger { display: block; }
  .header-cta { margin-left: 0; }
  .header-cta .cta-long { display: none; }
  .nav {
    position: fixed; inset: var(--header-h) 0 0; display: block; overflow-y: auto;
    background: var(--c-bg); padding: var(--s-5) var(--gutter) var(--s-7);
    opacity: 0; visibility: hidden; transform: translateY(-8px);
    transition: opacity var(--t-fast), transform var(--t-fast), visibility 0s linear var(--t-fast);
  }
  .site-header.is-open .nav { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; }
  .nav__list { flex-direction: column; align-items: stretch; gap: 0; }
  .nav__item { border-bottom: 1px solid var(--c-line); }
  .nav__link { width: 100%; justify-content: space-between; min-height: 56px; padding: 0; font-size: 1.125rem; color: var(--c-text); }
  .nav__link[aria-current="page"]::after, .nav__link.is-current::after { left: 0; right: auto; width: 24px; bottom: 10px; }
  .menu {
    position: static; width: auto; grid-template-columns: 1fr; padding: 0 0 .75rem; background: none; border: 0; box-shadow: none;
    display: none; opacity: 1; visibility: visible; transform: none;
  }
  .nav__item.is-open .menu { display: grid; }
  .menu__foot { padding-inline: .9rem; }
  .nav__extra { display: grid; gap: var(--s-4); margin-top: var(--s-6); }
  .nav__contact { display: grid; gap: .4rem; font-size: var(--fs-sm); color: var(--c-muted); }
  .nav__contact a { text-decoration: none; }
  body.nav-open { overflow: hidden; }
}
@media (max-width: 420px) { .header-cta { display: none; } }

/* ---------- 8. En-têtes de page ---------- */
.hero { position: relative; padding-top: calc(var(--header-h) + clamp(2.5rem, 1rem + 5vw, 5.5rem)); padding-bottom: clamp(3rem, 2rem + 4vw, 6rem); overflow: hidden; }
.hero__inner { position: relative; z-index: 1; }
.hero__text > * + * { margin-top: var(--s-5); }
.hero__text .h1 + .lead { margin-top: var(--s-5); }
.hero__text .btn-row { margin-top: var(--s-6); }
.hero__meta { display: flex; flex-wrap: wrap; gap: .4rem 1.2rem; font-size: var(--fs-sm); color: var(--c-muted); }
.hero__meta li { display: flex; align-items: center; gap: .5rem; }
.hero__meta li::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--c-blue-l); }
.hero__meta li.is-o::before { background: var(--c-orange); }

.page-hero { position: relative; padding-top: calc(var(--header-h) + clamp(2.5rem, 1.5rem + 4vw, 5rem)); padding-bottom: clamp(3rem, 2rem + 3vw, 5rem); overflow: hidden; }
.page-hero .h1 { font-size: clamp(2.3rem, 1.4rem + 3.6vw, 4.2rem); }
.page-hero .hero__text > * + * { margin-top: var(--s-5); }

/* ---------- 9. Visualisation signature (accueil) ---------- */
.sig { position: relative; }
.sig__stage { position: relative; aspect-ratio: 1000 / 900; width: 100%; }
.sig__svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.sig__floor {
  position: absolute; left: -12%; right: -12%; bottom: 2%; height: 62%;
  background-image:
    linear-gradient(var(--c-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--c-line) 1px, transparent 1px);
  background-size: 9% 11%;
  transform: perspective(600px) rotateX(62deg); transform-origin: 50% 100%;
  -webkit-mask-image: radial-gradient(ellipse 55% 75% at 50% 70%, #000 20%, transparent 72%);
  mask-image: radial-gradient(ellipse 55% 75% at 50% 70%, #000 20%, transparent 72%);
}
.sig .path { fill: none; stroke: var(--c-blue-l); stroke-opacity: .28; stroke-width: 1.4; vector-effect: non-scaling-stroke; }
.sig .path--o { stroke: var(--c-orange); stroke-opacity: .35; }
.sig .path.is-on { stroke-opacity: .75; }
.sig .path--o.is-on { stroke-opacity: .9; }
.sig .frag { fill: rgba(17, 26, 44, .9); stroke: var(--c-line-strong); stroke-width: 1; vector-effect: non-scaling-stroke; transition: stroke .6s; }
.sig .frag-dot { fill: var(--c-muted); }
.sig.s-1 .frag, .sig.s-2 .frag { stroke: rgba(90, 162, 255, .6); }
.sig .ring { fill: none; stroke: var(--c-blue-l); stroke-width: 1.2; vector-effect: non-scaling-stroke; stroke-opacity: .35; }
.sig .ring--scan { stroke-dasharray: 6 10; stroke-opacity: 0; transition: stroke-opacity .5s; }
.sig.s-2 .ring--scan, .sig.is-static .ring--scan { stroke-opacity: .9; }
.sig .core-edge { stroke: var(--c-blue-l); stroke-width: 1; vector-effect: non-scaling-stroke; }
.sig .core-glow { transition: opacity .8s; opacity: .55; }
.sig.s-3 .core-glow, .sig.s-4 .core-glow, .sig.is-static .core-glow { opacity: 1; }
.sig .orbit { fill: none; stroke: var(--c-blue-l); stroke-opacity: .25; stroke-width: 1; vector-effect: non-scaling-stroke; }
.sig .orbit--o { stroke: var(--c-orange); stroke-opacity: .55; stroke-width: 2; stroke-dasharray: 2 5; }
.sig .act { fill: rgba(11, 18, 32, .92); stroke: var(--c-line-strong); stroke-width: 1; vector-effect: non-scaling-stroke; transition: stroke .5s, fill .5s; }
.sig .act.is-on { stroke: var(--c-blue-l); fill: rgba(21, 101, 192, .35); }
.sig .res { fill: var(--c-orange); transition: opacity .6s; opacity: .35; }
.sig.s-5 .res, .sig.is-static .res { opacity: 1; }
.sig .res-halo { fill: url(#sigOrangeGlow); opacity: 0; transition: opacity .8s; }
.sig.s-5 .res-halo, .sig.is-static .res-halo { opacity: 1; }
.sig .pulse { fill: #fff; }
.sig .pulse--o { fill: var(--c-orange-s); }

/* Étiquettes ancrées (HTML, lisibles et indexables) */
.anchor { position: absolute; transform: translate(-50%, -100%); padding-bottom: 1.1rem; text-align: center; pointer-events: none; white-space: nowrap; }
.anchor::after { content: ""; position: absolute; left: 50%; bottom: 0; width: 1px; height: .9rem; background: linear-gradient(var(--c-blue-l), transparent); }
.anchor__k { display: block; font-size: .6875rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: var(--c-blue-l); transition: color .5s; }
.anchor__t { display: block; font-size: clamp(.95rem, .7rem + .7vw, 1.2rem); font-weight: 600; color: var(--c-text); letter-spacing: -.01em; margin-top: .15rem; }
.anchor__d { display: block; font-size: .8125rem; color: var(--c-muted); margin-top: .1rem; }
.anchor--below { transform: translate(-50%, 0); padding: 1.1rem 0 0; }
.anchor--below::after { top: 0; bottom: auto; background: linear-gradient(transparent, var(--c-blue-l)); }
.anchor--o .anchor__k { color: var(--c-orange-s); }
.anchor--o::after { background: linear-gradient(var(--c-orange), transparent); }
.anchor { opacity: .6; transition: opacity .5s; }
.anchor.is-on, .sig.is-static .anchor { opacity: 1; }
.anchor.is-on .anchor__k { color: var(--c-orange-s); }
.anchor--chip { transform: translate(-50%, -50%); padding: 0; }
.anchor--chip::after { display: none; }
.anchor--chip .anchor__t { font-size: .8125rem; font-weight: 500; color: var(--c-muted); margin: 0; transition: color .5s; }
.anchor--chip.is-on .anchor__t, .sig.is-static .anchor--chip .anchor__t { color: var(--c-text); }

/* Barre d’étapes (reprend le HUD de la présentation) */
.steps-bar { display: grid; grid-template-columns: repeat(5, 1fr); gap: .5rem; margin-top: var(--s-4); padding: 0; list-style: none; }
.steps-bar button {
  width: 100%; text-align: left; background: none; border: 0; padding: 0 0 .25rem; cursor: pointer;
  font-size: .75rem; font-weight: 500; color: var(--c-quiet); line-height: 1.25; transition: color .4s;
}
.steps-bar i { display: block; height: 2px; margin-bottom: .6rem; background: rgba(140, 175, 230, .18); position: relative; overflow: hidden; border-radius: 2px; }
.steps-bar i::after { content: ""; position: absolute; inset: 0; background: var(--c-orange); transform: scaleX(var(--p, 0)); transform-origin: left; }
.steps-bar .is-done i::after { background: var(--c-blue-l); transform: scaleX(1); }
.steps-bar .is-on button, .steps-bar .is-done button { color: var(--c-text); }
.steps-bar button:hover { color: var(--c-text); }
.sig__caption { margin-top: var(--s-4); min-height: 3em; font-size: var(--fs-sm); color: var(--c-muted); display: flex; gap: 1rem; align-items: flex-start; justify-content: space-between; }
.sig__caption p { max-width: 34em; }
.sig__caption b { color: var(--c-text); font-weight: 600; }
.sig__toggle {
  flex: none; background: none; border: 1px solid var(--c-line); color: var(--c-muted); border-radius: var(--r-sm);
  font-size: .75rem; padding: .4em .8em; min-height: 32px; cursor: pointer;
}
.sig__toggle:hover { color: var(--c-text); border-color: var(--c-blue-l); }
.sig.is-static .sig__toggle { display: none; }

@media (max-width: 959px) {
  .sig { margin-inline: calc(var(--gutter) * -.5); }
  .anchor__d { display: none; }
  .anchor__k { font-size: .625rem; letter-spacing: .16em; }
  .anchor__t { font-size: .875rem; }
  .anchor--chip .anchor__t { font-size: .6875rem; }
  .steps-bar button { font-size: .6875rem; }
}

/* ---------- 10. Situations (désordre → ordre) ---------- */
.sit-list { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--c-line); }
.sit {
  position: relative; display: grid; grid-template-columns: 3rem 1fr; gap: 0 1rem;
  padding: 1.4rem 0 1.4rem 0; border-bottom: 1px solid var(--c-line); cursor: default;
  transition: background var(--t-med);
}
.sit::before { content: ""; position: absolute; left: 0; top: -1px; height: 2px; width: 0; background: var(--c-orange); transition: width .6s var(--ease-out); }
.sit.is-on::before { width: 100%; }
.sit__n { font-size: var(--fs-xs); font-weight: 600; letter-spacing: .14em; color: var(--c-quiet); padding-top: .35rem; font-variant-numeric: tabular-nums; }
.sit.is-on .sit__n { color: var(--c-orange); }
.sit__t { font-size: var(--fs-h3); font-weight: 500; letter-spacing: -.015em; line-height: 1.25; }
.sit__t button { all: unset; cursor: pointer; }
.sit__t button:focus-visible { outline: 2px solid var(--c-orange); outline-offset: 4px; border-radius: 3px; }
.sit__p { grid-column: 2; margin-top: .4rem; color: var(--c-muted); font-size: var(--fs-md); }
.sit__a { grid-column: 2; margin-top: .6rem; display: flex; gap: .6rem; align-items: baseline; font-size: var(--fs-sm); color: var(--c-text); }
.sit__a::before { content: "→"; color: var(--c-blue-l); font-weight: 600; }

.sorter { position: relative; aspect-ratio: 5 / 4; border: 1px solid var(--c-line); border-radius: var(--r-lg); background: radial-gradient(ellipse at 50% 120%, rgba(21, 101, 192, .22), transparent 60%), var(--c-glass); overflow: hidden; }
.sorter__head { position: absolute; left: 1.25rem; right: 1.25rem; top: 1rem; display: flex; justify-content: space-between; font-size: .6875rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--c-quiet); }
.sorter__state b { color: var(--c-orange-s); font-weight: 600; }
.sorter__lanes { position: absolute; inset: 3.2rem 1.25rem 1.25rem; }
.sorter__lane { position: absolute; left: 0; right: 0; height: 0; border-top: 1px dashed var(--c-line); opacity: 0; transition: opacity .6s; }
.sorter__lane span { position: absolute; top: .3rem; left: 0; font-size: .625rem; font-weight: 600; color: var(--c-quiet); letter-spacing: .16em; text-transform: uppercase; white-space: nowrap; }
.sorter__lane:last-of-type span { color: var(--c-orange-s); }
.sig .frag-g { transition: transform 1s var(--ease-out); }
.sorter.is-ordered .sorter__lane { opacity: 1; }
.tok {
  position: absolute; left: 0; top: 0; display: inline-flex; align-items: center; gap: .45em;
  font-size: .75rem; font-weight: 500; white-space: nowrap; color: var(--c-muted);
  padding: .4em .8em; border-radius: var(--r-sm); border: 1px solid var(--c-line-strong); background: rgba(17, 26, 44, .92);
  transition: transform .9s var(--ease-out), color .6s, border-color .6s, background .6s, opacity .6s;
  will-change: transform;
}
.tok::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--c-quiet); transition: background .6s; }
.sorter.is-ordered .tok { color: var(--c-text); border-color: rgba(90, 162, 255, .5); }
.sorter.is-ordered .tok::before { background: var(--c-blue-l); }
.sorter.is-ordered .tok--o { border-color: var(--c-orange); background: rgba(58, 36, 12, .9); color: #fff; }
.sorter.is-ordered .tok--o::before { background: var(--c-orange); box-shadow: 0 0 10px var(--c-orange); }
.sorter__cap { position: absolute; left: 1.25rem; right: 1.25rem; bottom: 1rem; font-size: var(--fs-xs); color: var(--c-muted); }
@media (max-width: 959px) {
  .sorter { aspect-ratio: 4 / 3.6; }
  .tok { font-size: .6875rem; padding: .35em .65em; }
}

/* ---------- 11. Méthode ---------- */
.method { list-style: none; padding: 0; margin: 0; display: grid; gap: 0; position: relative; counter-reset: m; }
@media (min-width: 900px) {
  .method { grid-template-columns: repeat(4, 1fr); }
  .method::before { content: ""; position: absolute; left: 0; right: 0; top: 1.25rem; height: 1px; background: var(--c-line); }
  .method__progress { position: absolute; left: 0; top: 1.25rem; height: 1px; width: 100%; background: linear-gradient(90deg, var(--c-blue-l), var(--c-orange)); transform: scaleX(var(--p, 0)); transform-origin: left; transition: transform .2s linear; }
}
.method__step { position: relative; padding: 0 1.5rem 0 0; }
.method__dot { position: relative; z-index: 1; width: 2.5rem; height: 2.5rem; display: grid; place-items: center; border-radius: 50%; border: 1px solid var(--c-line-strong); background: var(--c-bg); font-size: var(--fs-xs); font-weight: 600; color: var(--c-muted); transition: border-color .5s, color .5s, box-shadow .5s; font-variant-numeric: tabular-nums; }
.method__step.is-on .method__dot { border-color: var(--c-blue-l); color: var(--c-text); box-shadow: 0 0 0 6px rgba(90, 162, 255, .08); }
.method__step:last-child.is-on .method__dot { border-color: var(--c-orange); box-shadow: 0 0 0 6px var(--c-orange-tint); }
.method__title { margin-top: 1.4rem; font-size: var(--fs-h3); font-weight: 500; letter-spacing: -.015em; }
.method__text { margin-top: .5rem; color: var(--c-muted); }
.method__out { margin-top: 1rem; font-size: var(--fs-sm); border-left: 2px solid var(--c-blue-l); padding-left: .9rem; color: var(--c-text); }
.method__out span { display: block; font-size: .6875rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--c-muted); margin-bottom: .2rem; }
.method__step--o .method__out { border-left-color: var(--c-orange); }
.method__step--o .method__out span { color: var(--c-orange-s); }
@media (max-width: 899px) {
  .method { padding-left: 1.25rem; border-left: 1px solid var(--c-line); margin-left: 1.25rem; }
  .method__step { padding: 0 0 2.5rem 1.5rem; }
  .method__step:last-child { padding-bottom: 0; }
  .method__dot { position: absolute; left: calc(-1.25rem - 1.25rem - .5px); top: 0; }
  .method__title { margin-top: .35rem; }
}

/* ---------- 12. Domaines (index éditorial) ---------- */
.domains { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--c-line); }
.domain { position: relative; display: grid; gap: 1rem 2rem; padding: clamp(1.75rem, 1rem + 2vw, 2.75rem) 0; border-bottom: 1px solid var(--c-line); }
.domain::before { content: ""; position: absolute; left: 0; top: -1px; height: 1px; width: 0; background: var(--c-blue-l); transition: width .7s var(--ease-out); }
.domain:hover::before, .domain:focus-within::before { width: 100%; }
@media (min-width: 900px) { .domain { grid-template-columns: 4rem minmax(0, 5fr) minmax(0, 5fr) auto; align-items: start; } }
.domain__n { font-size: var(--fs-xs); font-weight: 600; letter-spacing: .14em; color: var(--c-orange); padding-top: .6rem; }
.domain__t { font-size: clamp(1.5rem, 1.1rem + 1.4vw, 2.25rem); font-weight: 300; letter-spacing: -.025em; line-height: 1.1; }
.domain__t strong { font-weight: 600; }
.domain__for { margin-top: .6rem; color: var(--c-muted); font-size: var(--fs-sm); }
.domain__d { color: var(--c-text); }
.chain { display: flex; flex-wrap: wrap; align-items: center; gap: .35rem; margin-top: .9rem; padding: 0; list-style: none; font-size: .75rem; color: var(--c-muted); }
.chain li { display: inline-flex; align-items: center; gap: .35rem; }
.chain li + li::before { content: ""; width: 1.25rem; height: 1px; background: linear-gradient(90deg, var(--c-blue-l), rgba(90, 162, 255, .2)); }
.chain span { border: 1px solid var(--c-line); border-radius: var(--r-pill); padding: .2em .7em; }
.chain li:last-child span { border-color: rgba(242, 140, 40, .55); color: var(--c-orange-s); }
.domain__go { align-self: center; }

/* ---------- 13. Démonstration IK-CRM ---------- */
.app {
  border: 1px solid var(--c-line-strong); border-radius: var(--r-lg); overflow: hidden;
  background: linear-gradient(180deg, rgba(17, 26, 44, .96), rgba(11, 18, 32, .96));
  box-shadow: 0 40px 100px -40px rgba(0, 0, 0, .9), 0 0 0 1px rgba(90, 162, 255, .05) inset;
}
.app__top { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .85rem 1.1rem; border-bottom: 1px solid var(--c-line); flex-wrap: wrap; }
.app__title { display: flex; align-items: center; gap: .6rem; font-weight: 600; font-size: var(--fs-sm); letter-spacing: .02em; }
.app__title::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--c-blue-l); box-shadow: 0 0 10px var(--c-blue-l); }
.app__tabs { display: flex; gap: .25rem; padding: .6rem .8rem 0; border-bottom: 1px solid var(--c-line); overflow-x: auto; scrollbar-width: none; }
.app__tab {
  flex: none; background: none; border: 0; border-bottom: 2px solid transparent; padding: .55rem .8rem .7rem; cursor: pointer;
  font-size: var(--fs-xs); font-weight: 600; color: var(--c-muted); letter-spacing: .02em;
}
.app__tab[aria-selected="true"] { color: var(--c-text); border-bottom-color: var(--c-orange); }
.app__tab:hover { color: var(--c-text); }
.app__view { padding: 1.1rem; }
.app__view[hidden] { display: none; }
.app__kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: .5rem; margin-bottom: 1rem; }
.kpi { border: 1px solid var(--c-line); border-radius: var(--r-md); padding: .6rem .7rem; }
.kpi b { display: block; font-size: 1.35rem; font-weight: 600; font-variant-numeric: tabular-nums; line-height: 1.1; }
.kpi span { font-size: .6875rem; color: var(--c-muted); }
.kpi--o b { color: var(--c-orange); }
.app table { width: 100%; border-collapse: collapse; font-size: .8125rem; }
.app th { text-align: left; font-size: .6875rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--c-quiet); padding: .5rem .5rem; border-bottom: 1px solid var(--c-line); }
.app td { padding: .65rem .5rem; border-bottom: 1px solid rgba(140, 175, 230, .1); vertical-align: top; }
.app td small { display: block; color: var(--c-quiet); font-size: .6875rem; }
.app tr { transition: background .3s; }
.app tbody tr:hover { background: rgba(90, 162, 255, .05); }
.st { display: inline-block; font-size: .6875rem; font-weight: 600; padding: .2em .6em; border-radius: var(--r-pill); border: 1px solid var(--c-line-strong); color: var(--c-muted); white-space: nowrap; }
.st--b { border-color: rgba(90, 162, 255, .5); color: #BFD9FF; background: var(--c-blue-tint); }
.st--o { border-color: rgba(242, 140, 40, .6); color: var(--c-orange-s); background: var(--c-orange-tint); }
.st--r { border-color: rgba(255, 140, 110, .55); color: #FFB09A; background: rgba(255, 120, 90, .1); }
.pipe { display: grid; grid-template-columns: repeat(6, 1fr); gap: .35rem; margin-bottom: 1rem; }
.pipe span { font-size: .625rem; text-align: center; color: var(--c-muted); padding-top: .5rem; border-top: 2px solid var(--c-line-strong); }
.pipe span.is-on { border-top-color: var(--c-blue-l); color: var(--c-text); }
.camp { display: grid; gap: .6rem; }
.camp__row { display: flex; justify-content: space-between; align-items: center; gap: 1rem; border: 1px solid var(--c-line); border-radius: var(--r-md); padding: .8rem .9rem; }
.camp__row b { font-size: .875rem; font-weight: 600; display: block; }
.camp__row small { font-size: .75rem; color: var(--c-muted); }
.app__foot { padding: .75rem 1.1rem; border-top: 1px solid var(--c-line); font-size: .75rem; color: var(--c-quiet); }
.app .col-hide { }
@media (max-width: 600px) {
  .app__kpis { grid-template-columns: repeat(2, 1fr); }
  .app .col-hide { display: none; }
  .pipe span { font-size: .5625rem; }
}

/* Mesure avant / après */
.measure-bar { display: grid; gap: 1.25rem; }
.mbar__head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; font-size: var(--fs-sm); color: var(--c-muted); }
.mbar__head b { font-size: 1.5rem; font-weight: 300; color: var(--c-text); letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.mbar--o .mbar__head b { color: var(--c-orange); font-weight: 600; }
.mbar__track { height: 6px; border-radius: 6px; background: rgba(140, 175, 230, .12); overflow: hidden; margin-top: .5rem; }
.mbar__fill { height: 100%; width: var(--w); border-radius: 6px; background: var(--c-blue-l); transform-origin: left; }
.mbar--o .mbar__fill { background: linear-gradient(90deg, var(--c-orange), var(--c-orange-s)); }
.js-anim .mbar__fill { transform: scaleX(0); transition: transform 1.4s var(--ease-out); }
.js-anim .is-visible .mbar__fill { transform: scaleX(1); }

/* ---------- 14. Réalisations ---------- */
.works { list-style: none; padding: 0; margin: 0; display: grid; gap: clamp(1.5rem, 1rem + 1.5vw, 2.5rem); }
@media (min-width: 720px) { .works { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .works--4 { grid-template-columns: repeat(4, 1fr); } }
.work { display: flex; flex-direction: column; }
.work__img { position: relative; border-radius: var(--r-md); overflow: hidden; border: 1px solid var(--c-line); aspect-ratio: 16 / 10; background: var(--c-surface); }
.work__img img { width: 100%; height: 100%; object-fit: cover; object-position: top center; transition: transform 1.2s var(--ease-out), filter .6s; filter: saturate(.85); }
.work:hover .work__img img { transform: scale(1.03); filter: saturate(1); }
.work__sector { margin-top: 1rem; font-size: .6875rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--c-blue-l); }
.work__t { margin-top: .35rem; font-size: 1.2rem; font-weight: 600; letter-spacing: -.01em; }
.work__d { margin-top: .4rem; color: var(--c-muted); font-size: var(--fs-sm); }
.work__link { margin-top: .8rem; }

.case { display: grid; gap: 1.5rem 3rem; padding-block: clamp(2rem, 1.5rem + 2vw, 3.5rem); border-top: 1px solid var(--c-line); }
@media (min-width: 960px) { .case { grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); align-items: start; } .case--flip > :first-child { order: 2; } }
.case__facts { display: grid; gap: 1.1rem; margin-top: 1.5rem; }
.case__facts dt { font-size: .6875rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--c-muted); }
.case__facts dd { margin: .25rem 0 0; }
.case__facts div { border-left: 2px solid var(--c-blue-l); padding-left: 1rem; }
.case__facts div:last-child { border-left-color: var(--c-orange); }
.case__facts div:last-child dt { color: var(--c-orange-s); }
.case figure { border-radius: var(--r-md); overflow: hidden; border: 1px solid var(--c-line); }
.case figcaption { padding: .6rem .9rem; font-size: var(--fs-xs); color: var(--c-quiet); background: var(--c-surface); }

/* ---------- 15. Fondateur ---------- */
.founder { display: grid; gap: 2.5rem; }
@media (min-width: 960px) { .founder { grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); align-items: center; } }
.founder__mark { position: relative; aspect-ratio: 1; max-width: 420px; width: 100%; display: grid; place-items: center; }
.founder__mark svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.founder__mark img { position: relative; width: 26%; filter: drop-shadow(0 10px 40px rgba(21, 101, 192, .5)); }
.founder__name { font-size: clamp(2rem, 1.4rem + 2vw, 3rem); font-weight: 300; letter-spacing: -.03em; line-height: 1.05; }
.founder__name strong { font-weight: 600; }
.founder__role { color: var(--c-orange-s); font-weight: 500; }

/* ---------- 16. Appel à l’action ---------- */
.paths { display: grid; gap: 1rem; }
@media (min-width: 860px) { .paths { grid-template-columns: 1fr 1fr; } }
.path {
  position: relative; display: flex; flex-direction: column; gap: .9rem; padding: clamp(1.5rem, 1rem + 2vw, 2.5rem);
  border: 1px solid var(--c-line); border-radius: var(--r-lg); background: var(--c-glass);
}
.path--o { border-color: rgba(242, 140, 40, .45); background: linear-gradient(160deg, rgba(242, 140, 40, .10), rgba(13, 22, 40, .6) 55%); }
.path__k { font-size: .6875rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: var(--c-muted); }
.path--o .path__k { color: var(--c-orange-s); }
.path__t { font-size: var(--fs-h3); font-weight: 600; letter-spacing: -.015em; }
.path__d { color: var(--c-muted); }
.path__price { font-size: 2.25rem; font-weight: 300; letter-spacing: -.03em; line-height: 1; }
.path__price b { color: var(--c-orange); font-weight: 600; }
.path .btn { align-self: flex-start; margin-top: auto; }
.path ul { margin: 0; padding: 0; list-style: none; display: grid; gap: .4rem; font-size: var(--fs-sm); color: var(--c-text); }
.path ul li { display: flex; gap: .6rem; }
.path ul li::before { content: ""; flex: none; width: 5px; height: 5px; border-radius: 50%; background: var(--c-blue-l); margin-top: .55em; }
.path--o ul li::before { background: var(--c-orange); }

.contact-line { display: flex; flex-wrap: wrap; gap: .75rem 2rem; font-size: var(--fs-sm); color: var(--c-muted); }
.contact-line a { color: var(--c-text); text-decoration: none; font-weight: 500; }
.contact-line a:hover { color: var(--c-orange-s); }

/* ---------- 17. Rail de processus (pages intérieures) ---------- */
.rail { position: relative; list-style: none; margin: 0; padding: 0 0 0 2.25rem; display: grid; gap: 1.6rem; }
.rail::before { content: ""; position: absolute; left: .5rem; top: .6rem; bottom: .6rem; width: 1px; background: var(--c-line-strong); }
.rail__pulse { position: absolute; left: calc(.5rem - 3px); top: .6rem; width: 7px; height: 7px; border-radius: 50%; background: #fff; box-shadow: 0 0 12px 3px var(--c-blue-l); opacity: 0; }
.rail__node { position: relative; }
.rail__node::before {
  content: ""; position: absolute; left: calc(-2.25rem + .5rem - 6px); top: .35rem; width: 13px; height: 13px; border-radius: 50%;
  border: 1px solid var(--c-blue-l); background: var(--c-bg); transition: background .4s, box-shadow .4s;
}
.rail__node:last-child::before { border-color: var(--c-orange); }
.rail__k { display: block; font-size: .6875rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: var(--c-blue-l); }
.rail__node:last-child .rail__k { color: var(--c-orange-s); }
.rail__t { display: block; font-size: 1.15rem; font-weight: 600; letter-spacing: -.01em; margin-top: .1rem; }
.rail__d { display: block; color: var(--c-muted); font-size: var(--fs-sm); margin-top: .15rem; }
.rail-wrap { padding: clamp(1.5rem, 1rem + 2vw, 2.5rem); border: 1px solid var(--c-line); border-radius: var(--r-lg); background: var(--c-glass); position: relative; overflow: hidden; }
.rail-wrap__head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 1.75rem; font-size: .6875rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: var(--c-quiet); }

.js-anim .rail.is-live .rail__pulse { animation: railPulse var(--rail-t, 6s) var(--ease-io) infinite; }
.js-anim .rail.is-live .rail__node::before { animation: railNode var(--rail-t, 6s) linear infinite; animation-delay: calc(var(--i) * var(--rail-t, 6s) / var(--n) * .92); }
.js-anim .rail.is-live .rail__node:last-child::before { animation-name: railNodeO; }
.rail.is-paused .rail__pulse, .rail.is-paused .rail__node::before { animation-play-state: paused !important; }
@keyframes railPulse { 0% { top: .6rem; opacity: 0; } 6% { opacity: 1; } 88% { opacity: 1; } 96%, 100% { top: calc(100% - .9rem); opacity: 0; } }
@keyframes railNode { 0%, 14% { background: var(--c-blue-l); box-shadow: 0 0 14px 2px var(--c-blue-glow); } 30%, 100% { background: var(--c-bg); box-shadow: none; } }
@keyframes railNodeO { 0%, 18% { background: var(--c-orange); box-shadow: 0 0 16px 3px var(--c-orange-glow); } 40%, 100% { background: var(--c-bg); box-shadow: none; } }

/* ---------- 18. Grilles de contenu (pages intérieures) ---------- */
.cols { display: grid; gap: 2rem 2.5rem; list-style: none; margin: 0; padding: 0; }
@media (min-width: 720px) { .cols--2 { grid-template-columns: repeat(2, 1fr); } .cols--3, .cols--4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1040px) { .cols--3 { grid-template-columns: repeat(3, 1fr); } .cols--4 { grid-template-columns: repeat(4, 1fr); } }
.col { border-top: 1px solid var(--c-line); padding-top: 1.25rem; }
.col__n { font-size: var(--fs-xs); font-weight: 600; letter-spacing: .14em; color: var(--c-orange); font-variant-numeric: tabular-nums; }
.col__t { margin-top: .6rem; font-size: 1.2rem; font-weight: 600; letter-spacing: -.01em; }
.col__d { margin-top: .4rem; color: var(--c-muted); font-size: var(--fs-sm); }
.col ul { margin: .9rem 0 0; padding: 0; list-style: none; display: grid; gap: .3rem; font-size: var(--fs-sm); }
.col ul li::before { content: "— "; color: var(--c-quiet); }

.head { display: grid; gap: 1.25rem; margin-bottom: clamp(2.5rem, 1.5rem + 3vw, 4.5rem); }
@media (min-width: 960px) { .head--split { grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); align-items: end; gap: 4rem; } }
.head .lead { max-width: 34em; }

.scale { display: grid; grid-template-columns: repeat(var(--n, 3), 1fr); gap: .5rem; list-style: none; padding: 0; margin: 0; }
.scale li { padding-top: .8rem; border-top: 2px solid var(--c-blue-l); font-size: var(--fs-sm); font-weight: 600; }
.scale li:last-child { border-top-color: var(--c-orange); color: var(--c-orange-s); }
.scale li span { display: block; font-weight: 400; color: var(--c-muted); font-size: var(--fs-xs); margin-top: .2rem; }

.callout { padding: clamp(1.5rem, 1rem + 2vw, 2.5rem); border-left: 2px solid var(--c-orange); background: linear-gradient(90deg, var(--c-orange-tint), transparent 70%); border-radius: 0 var(--r-md) var(--r-md) 0; }

/* ---------- 19. Formulaires ---------- */
.form { display: grid; gap: 1.1rem; }
.form__row { display: grid; gap: 1.1rem; }
@media (min-width: 640px) { .form__row { grid-template-columns: 1fr 1fr; } }
.field { display: grid; gap: .4rem; }
.field label { font-size: var(--fs-sm); font-weight: 500; }
.req { color: var(--c-orange); }
.field input, .field textarea, .field select {
  width: 100%; min-height: 50px; padding: .8rem .95rem; font: inherit; font-size: 1rem; color: var(--c-text);
  background: rgba(11, 18, 32, .7); border: 1px solid var(--c-line-strong); border-radius: var(--r-sm);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.field textarea { min-height: 140px; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: var(--c-quiet); }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--c-blue-l); box-shadow: 0 0 0 3px rgba(90, 162, 255, .18); }
.field input:user-invalid, .field textarea:user-invalid { border-color: #FF9C7A; }
.check { display: flex; gap: .75rem; align-items: flex-start; font-size: var(--fs-sm); color: var(--c-muted); }
.check input { width: 20px; height: 20px; margin-top: .15rem; accent-color: var(--c-orange); flex: none; }
.hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }

.choice { border: 0; padding: 0; margin: 0; display: grid; gap: 1rem; }
@media (min-width: 860px) { .choice { grid-template-columns: 1fr 1fr; } }
.choice legend { font-size: var(--fs-xs); font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: var(--c-muted); margin-bottom: 1rem; padding: 0; }
.opt {
  position: relative; display: flex; flex-direction: column; gap: .5rem; padding: 1.5rem;
  border: 1px solid var(--c-line); border-radius: var(--r-lg); background: var(--c-glass); cursor: pointer;
  transition: border-color var(--t-fast), background var(--t-fast);
}
.opt:hover { border-color: var(--c-line-strong); }
.opt.is-on { border-color: var(--c-orange); background: linear-gradient(160deg, rgba(242, 140, 40, .1), rgba(13, 22, 40, .6) 60%); }
.opt--b.is-on { border-color: var(--c-blue-l); background: linear-gradient(160deg, rgba(90, 162, 255, .1), rgba(13, 22, 40, .6) 60%); }
.opt__k { font-size: .6875rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: var(--c-muted); }
.opt__t { font-size: 1.25rem; font-weight: 600; }
.opt__d { color: var(--c-muted); font-size: var(--fs-sm); }
.opt__price { color: var(--c-orange-s); font-weight: 600; font-size: var(--fs-sm); }
.opt > input[type="radio"] { position: absolute; top: 1.4rem; right: 1.4rem; width: 20px; height: 20px; accent-color: var(--c-orange); }
.levers { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .4rem; }
.levers label { position: relative; display: inline-flex; align-items: center; gap: .45rem; padding: .5rem .9rem; min-height: 40px; border: 1px solid var(--c-line-strong); border-radius: var(--r-pill); font-size: var(--fs-sm); cursor: pointer; transition: border-color var(--t-fast), background var(--t-fast); }
.levers label:hover { border-color: var(--c-blue-l); }
.levers input { accent-color: var(--c-blue-l); margin: 0; }
.levers label:has(input:checked) { border-color: var(--c-blue-l); background: var(--c-blue-tint); }
.form-ctx { padding: .9rem 1.1rem; border-left: 2px solid var(--c-blue-l); background: var(--c-blue-tint); border-radius: 0 var(--r-sm) var(--r-sm) 0; font-size: var(--fs-sm); }
.form-ctx.is-o { border-left-color: var(--c-orange); background: var(--c-orange-tint); }
.trust { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.25rem; }
.trust li { border-left: 2px solid var(--c-line-strong); padding-left: 1rem; }
.trust b { display: block; font-size: .6875rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: var(--c-muted); margin-bottom: .2rem; }
.trust a { text-decoration: none; font-weight: 500; }
.trust a:hover { color: var(--c-orange-s); }

/* ---------- 20. Pages de texte (mentions) ---------- */
.prose { max-width: 46rem; }
.prose h2 { font-size: 1.5rem; font-weight: 600; letter-spacing: -.015em; margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid var(--c-line); }
.prose h2:first-child { margin-top: 0; }
.prose p, .prose dl { margin-top: 1rem; color: var(--c-muted); }
.prose dl { display: grid; grid-template-columns: minmax(8rem, auto) 1fr; gap: .6rem 1.5rem; }
.prose dt { color: var(--c-text); font-weight: 500; }
.prose dd { margin: 0; }
.prose a { color: var(--c-text); }

/* ---------- 21. Pied de page ---------- */
.site-footer { position: relative; border-top: 1px solid var(--c-line); padding-block: clamp(3rem, 2rem + 3vw, 5rem) 2rem; background: linear-gradient(180deg, transparent, rgba(17, 26, 44, .6)); }
.footer__grid { display: grid; gap: 2.5rem; }
@media (min-width: 860px) { .footer__grid { grid-template-columns: minmax(0, 4fr) repeat(3, minmax(0, 2fr)); } }
.footer__brand p { margin-top: 1rem; color: var(--c-muted); font-size: var(--fs-sm); max-width: 24rem; }
.footer__tag { font-size: .6875rem; letter-spacing: .2em; text-transform: uppercase; color: var(--c-quiet); margin-top: .5rem; }
.footer__col h2 { font-size: .6875rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: var(--c-muted); margin-bottom: 1rem; }
.footer__col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .55rem; font-size: var(--fs-sm); }
.footer__col a { text-decoration: none; color: var(--c-text); }
.footer__col a:hover { color: var(--c-orange-s); }
.footer__bottom { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid var(--c-line); display: flex; flex-wrap: wrap; gap: .5rem 2rem; justify-content: space-between; font-size: var(--fs-xs); color: var(--c-quiet); }
.footer__bottom a { color: var(--c-muted); }

/* ---------- 22. Contact rapide (bouton flottant) ---------- */
.quick { position: fixed; right: 1rem; bottom: 1rem; z-index: 90; }
.quick__toggle {
  display: inline-flex; align-items: center; gap: .6rem; min-height: 48px; padding: .4rem 1.1rem .4rem .45rem;
  border-radius: var(--r-pill); border: 1px solid var(--c-line-strong); background: rgba(11, 18, 32, .92);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); cursor: pointer; font-size: var(--fs-sm); font-weight: 600;
  box-shadow: 0 16px 40px -16px rgba(0, 0, 0, .8); transition: border-color var(--t-fast), opacity var(--t-med), transform var(--t-med);
}
.quick__toggle:hover { border-color: var(--c-orange); }
.quick__toggle img { width: 34px; height: 34px; padding: 6px; border-radius: 50%; background: var(--c-surface); object-fit: contain; }
.quick__panel {
  position: absolute; right: 0; bottom: calc(100% + .75rem); width: min(320px, calc(100vw - 2rem)); padding: 1.25rem;
  border: 1px solid var(--c-line-strong); border-radius: var(--r-lg); background: rgba(11, 18, 32, .97);
  box-shadow: 0 30px 80px -30px rgba(0, 0, 0, .9);
}
.quick__panel[hidden] { display: none; }
.quick__panel p { font-size: var(--fs-sm); color: var(--c-muted); margin: .4rem 0 1rem; }
.quick__panel h2 { font-size: 1rem; font-weight: 600; }
.quick__panel .btn { width: 100%; justify-content: flex-start; }
.quick__panel .btn + .btn { margin-top: .5rem; }
.quick__close { position: absolute; top: .6rem; right: .6rem; width: 36px; height: 36px; border: 0; background: none; color: var(--c-muted); cursor: pointer; border-radius: var(--r-sm); font-size: 1.1rem; }
.quick__close:hover { color: var(--c-text); }
.quick.is-hidden .quick__toggle { opacity: 0; transform: translateY(12px); pointer-events: none; }
@media (max-width: 640px) { .quick__label { display: none; } .quick__toggle { padding-right: .45rem; } }

/* ---------- 23. Apparitions progressives ----------
   Le contenu est visible sans JavaScript. Avec JS, les blocs sous la ligne
   de flottaison apparaissent en douceur ; un délai de sécurité les affiche
   de toute façon. */
.js-anim .reveal { opacity: 0; transform: translateY(18px); transition: opacity .8s var(--ease-out), transform .9s var(--ease-out); transition-delay: var(--d, 0s); }
.js-anim .reveal.is-visible { opacity: 1; transform: none; }

.hero-in > * { animation: heroIn .9s var(--ease-out) both; }
.hero-in > :nth-child(2) { animation-delay: .08s; }
.hero-in > :nth-child(3) { animation-delay: .16s; }
.hero-in > :nth-child(4) { animation-delay: .24s; }
.hero-in > :nth-child(5) { animation-delay: .32s; }
@keyframes heroIn { from { opacity: 0; transform: translateY(14px); filter: blur(4px); } to { opacity: 1; transform: none; filter: none; } }

/* ---------- 24. Mouvement réduit ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .js-anim .reveal { opacity: 1; transform: none; }
  .rail__pulse { display: none; }
  .js-anim .mbar__fill { transform: none; }
}

/* ---------- 25. Impression ---------- */
@media print {
  .site-header, .quick, .bg-tech, .sig__svg, .sig__floor, .steps-bar, .sig__toggle { display: none !important; }
  body { background: #fff; color: #111; }
}

/* ---------- 26. Compléments ---------- */
.cta-short { display: none; }
@media (max-width: 1080px) { .header-cta .cta-short { display: inline; } }
.anchor .short { display: none; }
@media (max-width: 599px) { .anchor .full { display: none; } .anchor .short { display: inline; } }
@media (min-width: 960px) { .sticky { position: sticky; top: calc(var(--header-h) + 2rem); } }
.sorter-note { margin-top: .9rem; }
.sig.s-2 .ring--scan { animation: scan 2.2s linear infinite; }
@keyframes scan { to { stroke-dashoffset: -160; } }
.method-wrap { position: relative; }
@media (min-width: 900px) {
  .method-wrap .method__progress { position: absolute; left: 0; top: 1.25rem; height: 1px; width: 100%; z-index: 0; }
}
@media (max-width: 899px) { .method-wrap .method__progress { display: none; } }
.method__out a { color: var(--c-orange-s); font-weight: 600; text-decoration: none; border-bottom: 1px solid rgba(242, 140, 40, .45); }
.method__out a:hover { border-bottom-color: var(--c-orange); }
.measure-bar { padding-top: 1.75rem; border-top: 1px solid var(--c-line); margin-top: 2rem; }
.hero .h1 { font-size: clamp(2.4rem, 1.3rem + 3.3vw, 4.1rem); }
@media (min-width: 960px) { .hero .split { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 3rem; } }
.sig .path--ghost { stroke-opacity: 0; transition: stroke-opacity .4s; }
.sig .path--ghost.is-on { stroke-opacity: .5; }
.shot { margin: 0; border-radius: var(--r-md); overflow: hidden; border: 1px solid var(--c-line); background: var(--c-surface); }
.shot img { width: 100%; }
.shot figcaption { padding: .6rem .9rem; font-size: var(--fs-xs); color: var(--c-quiet); }
.case + .case { margin-top: 0; }
.footer__tag { letter-spacing: .14em; }
.sorter { aspect-ratio: 16 / 11; }
@media (max-width: 959px) { .sorter { aspect-ratio: 4 / 3.8; } }
.col__d a { color: var(--c-text); }
/* Entrée du premier écran : le texte reste lisible dès le départ, les actions ne sont jamais animées */
@keyframes heroIn { from { opacity: .35; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.hero-in > * { animation-duration: .7s; }
.hero-in > .btn-row, .hero-in > .hero__meta, .hero-in > .chips, .hero-in > .note { animation: none; }
@media (max-width: 599px) {
  .anchor[data-stage="2"] { left: 47% !important; }
  .anchor[data-stage="2"] .anchor__t, .anchor[data-stage="0"] .anchor__t { font-size: .8125rem; }
  .anchor[data-stage="3"] { top: 21.5% !important; }
}
@media (max-width: 1080px) { .header-cta { margin-left: auto; } .burger { margin-left: .6rem; } }
@media (max-width: 420px) { .burger { margin-left: auto; } }

/* ---------- 27. Conversion : diagnostic, contact, preuve, questions ---------- */
.nowrap { white-space: nowrap; }
.cta-note { font-size: var(--fs-sm); color: var(--c-muted); line-height: 1.5; max-width: 34em; }
.cta-note a { color: var(--c-text); }
.hero__text .cta-note { margin-top: var(--s-4); }
.hero__more { color: var(--c-muted); text-decoration: none; border-bottom: 1px solid var(--c-line-strong); }
.hero__more:hover { color: var(--c-text); border-bottom-color: var(--c-blue-l); }
.path .cta-note { margin-top: .25rem; }

/* Menu : la présence digitale est rattachée aux solutions sur mesure */
.menu__link--sub { margin-left: 1rem; border-left: 1px solid var(--c-line-strong); }
.footer__sub { padding-left: .9rem; }

/* Bloc « Diagnostic Entreprise » */
.diag { border: 1px solid rgba(242, 140, 40, .4); border-radius: var(--r-lg); padding: clamp(1.25rem, 1rem + 1.2vw, 2rem); background: linear-gradient(160deg, rgba(242, 140, 40, .09), rgba(13, 22, 40, .55) 60%); }
.diag__head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding-bottom: 1rem; border-bottom: 1px solid var(--c-line); }
.diag__t { font-size: var(--fs-h3); font-weight: 500; letter-spacing: -.015em; }
.diag__price { font-size: 1.6rem; font-weight: 600; color: var(--c-orange); white-space: nowrap; }
.diag__facts { margin: 0; display: grid; gap: 1rem; padding-block: 1.25rem; }
.diag__facts dt { font-size: .6875rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: var(--c-orange-s); }
.diag__facts dd { margin: .25rem 0 0; font-size: var(--fs-sm); color: var(--c-text); line-height: 1.5; }
.diag__k { font-size: .6875rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: var(--c-muted); padding-top: 1rem; border-top: 1px solid var(--c-line); }
.diag__steps { margin: .75rem 0 0; padding: 0; list-style: none; display: grid; gap: .55rem; counter-reset: dstep; font-size: var(--fs-sm); color: var(--c-muted); }
.diag__steps li { display: grid; grid-template-columns: 1.6rem 1fr; gap: .5rem; counter-increment: dstep; }
.diag__steps li::before { content: counter(dstep, decimal-leading-zero); font-size: var(--fs-xs); font-weight: 600; color: var(--c-orange-s); padding-top: .1em; }
.diag__more { margin-top: 1.25rem; }
@media (min-width: 900px) { .diag--wide .diag__facts { grid-template-columns: repeat(3, 1fr); gap: 2rem; } }

/* Page contact */
.contact { padding-bottom: var(--section-y); }
.contact__grid { position: relative; z-index: 1; display: grid; gap: 2.5rem; }
@media (min-width: 1000px) { .contact__grid { grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: 4rem; align-items: start; } .contact__aside { position: sticky; top: calc(var(--header-h) + 2rem); } }
.contact .h1 { font-size: clamp(2.2rem, 1.4rem + 3vw, 3.6rem); }
.contact__lead { margin-top: var(--s-4); }
.contact__panel { margin-top: var(--s-6); padding: clamp(1.25rem, 1rem + 1.5vw, 2.25rem); }
.contact__aside { display: grid; gap: 2rem; }
@media (max-width: 640px) {
  .contact { padding-top: calc(var(--header-h) + 1.25rem); }
  .contact__eyebrow { display: none; }
  .contact .h1 { font-size: 2rem; }
  .contact__lead { font-size: var(--fs-md); margin-top: .6rem; }
  .contact__panel { margin-top: 1.25rem; padding: 1.1rem; border-radius: var(--r-md); }
  .opt { padding: 1.1rem; }
  .opt__t { font-size: 1.1rem; }
}

.need__sum { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; padding: .9rem 1.1rem; border-left: 2px solid var(--c-blue-l); background: var(--c-blue-tint); border-radius: 0 var(--r-sm) var(--r-sm) 0; }
.need__sum.is-o { border-left-color: var(--c-orange); background: var(--c-orange-tint); }
.need__sum[hidden], .choice[hidden], .contact-form[hidden], .form-done[hidden] { display: none; }
.need__k { font-size: .6875rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: var(--c-muted); }
.need__t { font-weight: 600; margin-top: .2rem; }
.need__d { font-size: var(--fs-sm); color: var(--c-muted); margin-top: .3rem; line-height: 1.5; }
.need__edit { flex: none; min-height: 40px; padding: .3rem .4rem; border: 0; background: none; color: var(--c-text); font: inherit; font-size: var(--fs-sm); text-decoration: underline; text-underline-offset: .2em; text-decoration-color: var(--c-line-strong); cursor: pointer; border-radius: var(--r-sm); }
.need__edit:hover { text-decoration-color: currentColor; }
.contact .choice { grid-template-columns: 1fr; }
@media (min-width: 640px) and (max-width: 999px) { .contact .choice { grid-template-columns: 1fr 1fr; } }

.field__opt { font-weight: 400; color: var(--c-quiet); font-size: var(--fs-xs); margin-left: .35em; }
.field__help { font-size: var(--fs-xs); color: var(--c-muted); margin-top: -.15rem; }
.field__err { font-size: var(--fs-sm); color: #FFB59A; display: flex; gap: .45rem; align-items: baseline; }
.field__err::before { content: "!"; flex: none; display: inline-grid; place-items: center; width: 1.1rem; height: 1.1rem; border-radius: 50%; background: #FFB59A; color: #0B1220; font-size: .7rem; font-weight: 700; }
.field__err[hidden] { display: none; }
.field [aria-invalid="true"] { border-color: #FF9C7A; }
.check:has([aria-invalid="true"]) input { outline: 2px solid #FF9C7A; outline-offset: 2px; }
.form__alert { padding: 1rem 1.1rem; border-left: 2px solid #FF9C7A; background: rgba(255, 156, 122, .1); border-radius: 0 var(--r-sm) var(--r-sm) 0; font-size: var(--fs-sm); line-height: 1.55; }
.form__alert a { color: var(--c-text); font-weight: 500; }
.form__alert[hidden] { display: none; }
.form__submit { display: grid; gap: .75rem; justify-items: start; margin-top: .25rem; }
.form__submit .btn[disabled] { opacity: .65; cursor: progress; }
@media (max-width: 640px) { .form__submit .btn { width: 100%; justify-content: center; } }
.form-done { display: grid; gap: 1rem; }
.form-done__k { font-size: .6875rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: var(--c-orange-s); }
.form-done .h3 { font-size: clamp(1.4rem, 1.2rem + 1vw, 2rem); font-weight: 600; }
.form-done .h3:focus { outline: none; }
.form-done p { color: var(--c-muted); }
.form-done a { color: var(--c-text); }

/* Preuve : problème → intervention → fonctionnement obtenu */
.proof { display: grid; gap: 1px; background: var(--c-line); border: 1px solid var(--c-line); border-radius: var(--r-lg); overflow: hidden; list-style: none; padding: 0; margin: 0; }
@media (min-width: 900px) { .proof { grid-template-columns: repeat(3, 1fr); } }
.proof__step { background: var(--c-bg); padding: clamp(1.25rem, 1rem + 1vw, 1.75rem); display: grid; gap: .6rem; align-content: start; }
.proof__k { font-size: .6875rem; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: var(--c-blue-l); }
.proof__step--o .proof__k { color: var(--c-orange-s); }
.proof__step p { font-size: var(--fs-sm); color: var(--c-text); line-height: 1.55; }
.proof__step ul { margin: 0; padding: 0; list-style: none; display: grid; gap: .35rem; font-size: var(--fs-sm); color: var(--c-muted); }
.proof__step ul li { display: flex; gap: .55rem; }
.proof__step ul li::before { content: ""; flex: none; width: 5px; height: 5px; border-radius: 50%; background: var(--c-blue-l); margin-top: .55em; }
.proof__step--o ul li::before { background: var(--c-orange); }
.labels { display: flex; flex-wrap: wrap; gap: .5rem; }
.label { display: inline-flex; align-items: center; font-size: var(--fs-xs); font-weight: 600; line-height: 1.2; border-radius: var(--r-pill); padding: .35em .9em; border: 1px solid var(--c-line-strong); color: var(--c-text); }
.label--b { border-color: rgba(90, 162, 255, .5); background: var(--c-blue-tint); }
.label--o { border-color: rgba(242, 140, 40, .55); background: var(--c-orange-tint); color: var(--c-orange-s); }
.proof-grid { display: grid; gap: 2rem; margin-top: 2rem; }
@media (min-width: 960px) { .proof-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 3rem; align-items: start; } }

/* Pages d’offre : « C’est utile quand », exemples, démarrage, questions */
.fit { margin: 0; padding: 0; list-style: none; display: grid; gap: .9rem; }
.fit li { display: grid; grid-template-columns: 1.5rem 1fr; gap: .6rem; color: var(--c-text); line-height: 1.5; }
.fit li::before { content: ""; width: 1rem; height: 1rem; margin-top: .2em; border-radius: 50%; border: 1px solid var(--c-orange); background: radial-gradient(circle, var(--c-orange) 0 3px, transparent 3.5px); }
.col__out { margin-top: .9rem; padding-top: .75rem; border-top: 1px dashed var(--c-line); font-size: var(--fs-sm); color: var(--c-text); }
.col__out span { display: block; font-size: .6875rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--c-orange-s); margin-bottom: .2rem; }
.col .chain { margin-top: 1rem; }
.col .label { margin-bottom: .75rem; }
.faq { border-top: 1px solid var(--c-line); }
.faq details { border-bottom: 1px solid var(--c-line); }
.faq summary { display: flex; justify-content: space-between; gap: 1rem; align-items: center; padding: 1.15rem 0; cursor: pointer; font-weight: 500; list-style: none; min-height: 48px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; flex: none; font-size: 1.3rem; font-weight: 300; color: var(--c-blue-l); transition: transform var(--t-fast); }
.faq details[open] summary::after { transform: rotate(45deg); color: var(--c-orange); }
.faq details p { padding: 0 0 1.25rem; color: var(--c-muted); max-width: 46em; line-height: 1.6; }
.faq details p a { color: var(--c-text); }