:root {
  --ink: #0b1c33;
  --ink-2: #12243f;
  --paper: #f4f1ea;
  --paper-2: #e8e4da;
  --rule: #d3cdc2;
  --mute: #5c5a53;
  --body: #1c2430;
  --bronze: #c4a35a;
  --bronze-2: #7a5f14; /* texte bronze sur fond clair : 5,4:1 papier, 4,8:1 bande */
  --max: 1180px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  background: var(--paper);
  color: var(--body);
  line-height: 1.6;
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
.wrap { width: min(var(--max), calc(100% - 48px)); margin: 0 auto; }

.notice {
  background: #071321;
  color: #9aa4b2;
  font-size: 12px;
  letter-spacing: .04em;
  padding: 8px 20px;
  text-align: center;
}
.notice a { color: var(--bronze); text-decoration: underline; text-underline-offset: 2px; }

header.chrome {
  position: sticky; top: 0; z-index: 40;
  background: #0b1c33;
  border-bottom: 1px solid #1c3354;
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 80px; gap: 16px;
}
.brand { display: flex; align-items: center; gap: 12px; color: #f4f1ea; }
.logo { height: 44px; width: auto; display: block; }
.mark {
  width: 34px; height: 34px;
  border: 1px solid #f4f1ea;
  display: grid; place-items: center;
  font-family: "Cormorant Garamond", serif;
  font-weight: 600; font-size: 15px; letter-spacing: .04em;
}
.brand strong {
  display: block; font-size: 13px; letter-spacing: .16em; font-weight: 600;
}
.brand em {
  display: block; font-style: normal; font-size: 12px; letter-spacing: .14em;
  color: var(--bronze); text-transform: uppercase;
}
.menu { display: flex; gap: 22px; font-size: 13px; color: #c5cdd8; }
.menu a { position: relative; padding: 6px 0; }
.menu a:hover, .menu a.active { color: #f4f1ea; }
.menu a.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0;
  height: 1px; background: var(--bronze);
}
/* Bureau : zone cliquable de 44 px de haut (cible tactile) sans déplacer le texte ni le filet actif
   (ancienne boîte : 6 px + 20,8 px + 6 px = 32,8 px ; filet remonté de (44 − 32,8) / 2). */
@media (min-width: 901px) {
  .menu { align-items: center; }
  .menu a:not(.menu-cta) { display: inline-flex; align-items: center; min-height: 44px; padding: 0; }
  .menu a.active::after { bottom: 5.6px; }
}
.nav-tools { display: flex; align-items: center; gap: 12px; }
.lang {
  display: flex; border: 1px solid #2a4466; font-size: 12px; letter-spacing: .12em;
}
.lang button {
  background: transparent; border: 0; color: #9aa4b2;
  padding: 7px 10px; cursor: pointer; font: inherit; letter-spacing: .12em;
}
.lang button.on { background: var(--bronze); color: var(--ink); }
.burger {
  display: none; background: none; border: 0; width: 44px; height: 44px;
  cursor: pointer; position: relative;
}
.burger span, .burger span:before, .burger span:after {
  position: absolute; left: 8px; width: 20px; height: 1px; background: #f4f1ea; content: "";
}
.burger span { top: 21px; }
.burger span { left: 12px; }
.burger span:before, .burger span:after { left: 0; }
.burger span:before { top: -6px; }
.burger span:after { top: 6px; }

.cta {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--bronze); color: var(--ink);
  font-size: 12px; letter-spacing: .14em; text-transform: uppercase; font-weight: 600;
  padding: 12px 18px; min-height: 44px; border: 1px solid var(--bronze); cursor: pointer;
  transition: .2s ease;
}
.cta:hover { background: #d4b56a; border-color: #d4b56a; }
.cta.ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.cta.ghost:hover { background: var(--ink); color: var(--paper); }
.cta.light { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.cta.light:hover { background: transparent; color: var(--paper); border-color: var(--paper); }

.hero {
  background: var(--ink);
  color: var(--paper);
  padding: 92px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: ""; position: absolute; right: -8%; top: -20%; width: 48%; height: 140%;
  background: radial-gradient(closest-side, rgba(196,163,90,.16), transparent 70%);
  pointer-events: none;
}
.hero .wrap { position: relative; z-index: 1; }
.page-hero { padding: 64px 0 48px; }
.kicker {
  color: var(--bronze); font-size: 12px; letter-spacing: .2em; text-transform: uppercase;
  margin-bottom: 22px;
}
h1 {
  font-family: "Cormorant Garamond", Georgia, serif;
  font-weight: 500; font-size: clamp(40px, 6.2vw, 76px);
  line-height: 1.02; letter-spacing: -.02em; max-width: 16ch;
}
h1 em { font-style: italic; color: var(--bronze); }
.lead { margin-top: 24px; max-width: 62ch; color: #c5cdd8; font-size: 17px; font-weight: 300; }
.actions { display: flex; gap: 10px; margin-top: 36px; flex-wrap: wrap; }
.hero-meta {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid #1c3354; margin-top: 72px; padding-top: 22px; gap: 16px;
}
.hero-meta b {
  display: block; font-family: "Cormorant Garamond", serif; font-size: 22px; font-weight: 500; color: var(--bronze);
}
.hero-meta span { display: block; color: #8b95a3; font-size: 12px; margin-top: 4px; letter-spacing: .04em; }

section { padding: 88px 0; }
.band { background: var(--paper-2); }
.sec-k { color: var(--bronze-2); letter-spacing: .2em; font-size: 12px; text-transform: uppercase; }
.band .kicker, section:not(.hero) .kicker { color: var(--bronze-2); }
.sec-title {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(32px, 4vw, 48px); font-weight: 500; line-height: 1.1;
  color: var(--ink); margin: 10px 0 28px; max-width: 22ch;
}
.intro { max-width: 68ch; color: var(--mute); margin: -8px 0 36px; }

.grid-2, .grid-3, .grid-4 { display: grid; gap: 1px; background: var(--rule); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.card, .stat, .person, .mandate, .diff, .insight {
  background: var(--paper);
  padding: 28px 26px;
}
.band .card, .band .diff, .band .insight { background: var(--paper); }
.diff n, .insight n {
  display: block; font-family: "Cormorant Garamond", serif;
  color: var(--bronze-2); font-size: 18px; margin-bottom: 12px;
}
.diff h3, .card h3, .person h3, .insight h3 {
  font-family: "Cormorant Garamond", serif;
  font-size: 26px; font-weight: 500; color: var(--ink); margin-bottom: 10px;
}
.diff p, .card p, .person p, .mandate p, .insight p { color: var(--mute); font-size: 15px; }
.insight a.more { display: inline-block; margin-top: 16px; color: var(--bronze-2); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; }
.prose { max-width: 72ch; }
.prose p + p { margin-top: 16px; }
.prose p { color: var(--mute); font-size: 16px; }

.vs {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0;
  border: 1px solid var(--rule);
}
.vs article { padding: 32px; }
.vs article + article { border-left: 1px solid var(--rule); background: var(--ink); color: var(--paper); }
.vs h3 {
  font-family: "Cormorant Garamond", serif; font-size: 28px; font-weight: 500; margin-bottom: 16px;
}
.vs ul { list-style: none; display: grid; gap: 10px; font-size: 15px; color: var(--mute); }
.vs article + article ul { color: #c5cdd8; }
.vs li::before { content: "\2014 "; color: var(--bronze); }

.tag {
  display: inline-block; margin: 0 6px 8px 0; padding: 6px 10px;
  border: 1px solid var(--rule); color: var(--ink); font-size: 12px; letter-spacing: .08em; text-transform: uppercase;
}
.meta-line { margin-top: 12px; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--bronze-2); }
.filters { display: grid; gap: 12px; margin-bottom: 20px; }
.filter-group { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.filter-group > span { font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--mute); min-width: 72px; }
.filters button {
  background: transparent; color: var(--body); border: 1px solid var(--mute);
  padding: 7px 12px; cursor: pointer; font: inherit; font-size: 13px; letter-spacing: .04em; min-height: 36px;
}
.filters button[aria-pressed="true"] { color: var(--paper); background: var(--ink); border-color: var(--ink); font-weight: 600; }
.filters button:hover { border-color: var(--ink); }
.filter-status { font-size: 13px; color: var(--mute); margin: -8px 0 20px; }
form { display: grid; gap: 14px; }
label { font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--mute); }
input, select, textarea {
  width: 100%; background: #fff; color: var(--ink);
  border: 1px solid var(--rule); padding: 12px 12px; font: inherit;
}
textarea { min-height: 110px; resize: vertical; }
.letter {
  display: grid; grid-template-columns: 1.2fr .8fr; gap: 40px; align-items: end;
}
.letter form { grid-template-columns: 1fr auto; align-items: end; }
.letter form label, .letter form input, .letter form select, .letter form textarea { grid-column: 1 / -1; }
form label + input, form label + select, form label + textarea { margin-top: -8px; }

footer {
  background: var(--ink); color: #9aa4b2; padding: 56px 0 28px; font-size: 13px;
}
.foot { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 36px; margin-bottom: 40px; }
footer .brand { color: #f4f1ea; }
footer a:hover { color: var(--bronze); }
.fine { border-top: 1px solid #1c3354; padding-top: 18px; font-size: 12px; letter-spacing: .03em; }

.ask {
  position: fixed; right: 20px; bottom: 20px; z-index: 60;
  width: min(360px, calc(100vw - 32px));
  font-size: 14px;
}
.ask-toggle {
  margin-left: auto; display: flex;
  background: var(--ink); color: var(--paper);
  border: 0; padding: 14px 18px; cursor: pointer;
  font: inherit; letter-spacing: .08em; text-transform: uppercase; font-size: 12px; min-height: 44px;
}
.ask.open .ask-toggle { display: none; }
.ask-box {
  display: none;
  background: var(--paper);
  border: 1px solid var(--ink);
  box-shadow: 0 18px 40px rgba(11,28,51,.18);
}
.ask.open .ask-box { display: flex; flex-direction: column; max-height: min(520px, 70vh); }
.ask-head {
  display: flex; justify-content: space-between; align-items: center;
  background: var(--ink); color: var(--paper);
  padding: 12px 14px; font-size: 12px; letter-spacing: .08em; text-transform: uppercase;
}
.ask-head button { background: none; border: 0; color: var(--bronze); cursor: pointer; font-size: 18px; }
.ask-log { overflow: auto; padding: 14px; display: grid; gap: 10px; flex: 1; }
.ask-msg { padding: 10px 12px; max-width: 92%; }
.ask-msg.bot { background: var(--paper-2); color: var(--ink); }
.ask-msg.user { background: var(--ink); color: var(--paper); margin-left: auto; }
.ask-choices { display: flex; flex-wrap: wrap; gap: 6px; padding: 0 14px 12px; }
.ask-choices button {
  background: transparent; border: 1px solid var(--rule); color: var(--ink);
  padding: 8px 10px; cursor: pointer; font: inherit; font-size: 12px;
}
.ask-choices button:hover { border-color: var(--ink); }
.ask-input { display: flex; border-top: 1px solid var(--rule); }
.ask-input input { border: 0; padding: 12px; }
.ask-input button {
  background: var(--ink); color: var(--paper); border: 0; padding: 0 14px; cursor: pointer;
  letter-spacing: .08em; text-transform: uppercase; font-size: 12px; min-height: 44px;
}
.ask-note { font-size: 12px; color: var(--mute); padding: 8px 14px 10px; border-top: 1px solid var(--rule); }
.ask-note a, .form-note a { text-decoration: underline; text-underline-offset: 2px; }
.form-note { font-size: 13px; color: var(--mute); grid-column: 1 / -1; }
.foot-h { color: var(--bronze); letter-spacing: .14em; font-size: 12px; text-transform: uppercase; margin-bottom: 12px; }
.menu-cta { display: none; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; border: 0;
}
.todo { color: #b00020; font-weight: 500; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--bronze); outline-offset: 2px;
}

@media (max-width: 900px) {
  .burger { display: block; }
  .menu {
    display: none; position: absolute; left: 0; right: 0; top: 80px;
    background: #0b1c33; border-bottom: 1px solid #1c3354;
    flex-direction: column; padding: 16px 24px 24px; gap: 14px;
  }
  .menu.open { display: flex; }
  .menu a { padding: 10px 0; min-height: 44px; display: flex; align-items: center; }
  .nav .nav-tools > .cta { display: none; }
  .menu .menu-cta { display: inline-flex; justify-content: center; margin-top: 8px; color: var(--ink); }
  .lang button { min-height: 44px; min-width: 44px; }
  .filters button { min-height: 44px; }
  .filter-group { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; -webkit-overflow-scrolling: touch; }
  .filter-group > span { flex: 0 0 auto; }
  .filter-group button { flex: 0 0 auto; }
  .ask-choices button { min-height: 44px; }
  /* Pied de page (listes Pages / Contact) : cibles tactiles de 44 px, comme le menu mobile. */
  .foot > div:not(:first-child) p a { display: inline-flex; align-items: center; min-height: 44px; }
  .grid-2, .grid-3, .grid-4, .foot, .hero-meta, .vs, .letter { grid-template-columns: 1fr; }
  .letter form { grid-template-columns: 1fr; }
  .vs article + article { border-left: 0; border-top: 1px solid #1c3354; }
  h1 { max-width: none; }
}
@media (max-width: 600px) {
  .hero { padding: 40px 0 48px; }
  .page-hero { padding: 40px 0 36px; }
  h1 { font-size: clamp(32px, 9vw, 40px); }
  .lead { margin-top: 16px; font-size: 16px; }
  .actions { margin-top: 24px; }
  .hero-meta { margin-top: 40px; }
  .nav { min-height: 64px; }
  .menu { top: 64px; }
  .ask { right: 12px; bottom: 12px; transition: opacity .2s ease; }
  .ask.at-top:not(.open) { opacity: 0; pointer-events: none; visibility: hidden; }
}

/* Logos clients (références) : niveaux de gris, couleur au survol */
.client-logo { display: block; height: 28px; width: auto; max-width: 140px; object-fit: contain; margin-top: 14px; filter: grayscale(1); opacity: .7; transition: filter .2s ease, opacity .2s ease; }
.client-logo:hover, .mandate:hover .client-logo, .logo-band li:hover .client-logo { filter: none; opacity: 1; }
.logo-band { list-style: none; margin: 0 0 36px; padding: 0; display: flex; flex-wrap: wrap; align-items: center; gap: 22px 36px; }
.logo-band .client-logo { margin-top: 0; height: 32px; }
@media (prefers-reduced-motion: reduce) { .client-logo { transition: none; } }

.foot-current { font-weight: 500; }
.foot-soon { opacity: .7; cursor: default; }

/* Bandeau de reprise d'activité (non masquable, statique, sans cookie). */
.relaunch { font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif; background: #c4a35a; color: #0b1c33; font-size: 13.5px; line-height: 1.45; text-align: center; padding: 8px 16px; }
.relaunch p { margin: 0 auto; max-width: var(--max); }
.relaunch a { color: #0b1c33; font-weight: 600; text-decoration: underline; text-underline-offset: 2px; }
.relaunch a:hover { text-decoration-thickness: 2px; }
.relaunch a:focus-visible { outline: 2px solid #0b1c33; outline-offset: 2px; }
#contact { scroll-margin-top: 96px; }
@media (max-width: 600px) { .relaunch { font-size: 12.5px; padding: 7px 12px; } }
/* Réserve la hauteur de l'en-tête (mention + bandeau + navigation) avant rendu JS : pas de décalage. */
#site-header:empty { min-height: 171px; }
@media (max-width: 760px) { #site-header:empty { min-height: 191px; } }
@media (max-width: 600px) { #site-header:empty { min-height: 226px; } }
@media (max-width: 370px) { #site-header:empty { min-height: 261px; } }