/* Natray Consulting Group — système de design */

:root {
  /* Bleu nuit désaturé, dérivé du #121249 du logo mais tenable en grandes surfaces */
  --navy: #141A3A;
  --navy-800: #1E2650;
  --navy-600: #2B3566;
  --navy-950: #0D1128;
  --brand: #121249;          /* le bleu exact du logo, réservé aux petits aplats */

  /* Ambre sourd, en remplacement de l'orange vif */
  --gold: #B98C46;
  --gold-600: #9C7434;
  --gold-300: #D2A868;
  --gold-050: #F7F1E4;

  --paper: #FFFFFF;
  --paper-2: #FAF8F3;
  --paper-3: #F1EDE4;
  --line: #E5DFD3;
  --line-strong: #CFC7B7;

  --ink: #191C2A;
  --ink-muted: #565A6D;
  --ink-faint: #868A9C;
  --on-navy: rgba(255, 255, 255, 0.78);
  --line-dark: rgba(255, 255, 255, 0.14);

  --head: "Source Serif 4", Georgia, "Times New Roman", serif;
  --body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;

  --shell: 1240px;
  --gut: 40px;
  --radius: 3px;
  --header-h: 88px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3, h4 {
  font-family: var(--head);
  font-weight: 600;
  line-height: 1.16;
  letter-spacing: -0.012em;
  color: var(--navy);
  margin: 0 0 0.55em;
}
h1 { font-size: clamp(2.4rem, 5vw, 3.7rem); }
h2 { font-size: clamp(1.85rem, 3.4vw, 2.6rem); }
h3 { font-size: 1.28rem; letter-spacing: -0.006em; }
h4 { font-size: 1.05rem; letter-spacing: 0; }

p { margin: 0 0 1.15em; }
p:last-child { margin-bottom: 0; }

a { color: var(--navy); text-underline-offset: 3px; text-decoration-color: var(--gold); }
a:hover { color: var(--gold-600); }

.shell { width: 100%; max-width: var(--shell); margin-inline: auto; padding-inline: var(--gut); }
.narrow { max-width: 820px; }

.eyebrow {
  font-family: var(--body);
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--gold); flex: none; }
.eyebrow.center { justify-content: center; }
.on-navy .eyebrow { color: var(--gold); }

.lede { font-size: 1.18rem; line-height: 1.72; color: var(--ink-muted); }

/* ---------- Boutons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 1rem 2rem;
  font-family: var(--body);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease;
}
.btn-primary { background: var(--gold); color: var(--navy); border-color: var(--gold); }
.btn-primary:hover { background: var(--gold-600); border-color: var(--gold-600); color: #fff; }
.btn-navy { background: var(--navy); color: #fff; border-color: var(--navy); }
.btn-navy:hover { background: var(--navy-600); border-color: var(--navy-600); color: #fff; }
.btn-ghost { border-color: rgba(255,255,255,.4); color: #fff; }
.btn-ghost:hover { background: rgba(255,255,255,.1); border-color: #fff; color: #fff; }
.btn-outline { border-color: var(--navy); color: var(--navy); }
.btn-outline:hover { background: var(--navy); color: #fff; }

.arrow {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .93rem; font-weight: 600; text-decoration: none; color: var(--navy);
}
.arrow::after { content: "\2192"; transition: transform .18s ease; }
.arrow:hover::after { transform: translateX(5px); }
.on-navy .arrow { color: #fff; }

/* ---------- En-tête ---------- */

.hdr {
  position: sticky; top: 0; z-index: 80;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.hdr-in { display: flex; align-items: center; justify-content: space-between; gap: 2rem; min-height: var(--header-h); }
.brand img { height: 42px; width: auto; }

.nav { display: flex; align-items: center; gap: 2rem; }
.nav > a {
  font-size: .94rem; font-weight: 500; text-decoration: none; color: var(--ink);
  padding: .4rem 0; border-bottom: 2px solid transparent;
}
.nav > a:hover, .nav > a.on { color: var(--navy); border-bottom-color: var(--gold); }

.lang { display: flex; align-items: center; gap: .35rem; font-size: .83rem; font-weight: 600; }
.lang a { text-decoration: none; color: var(--ink-faint); padding: .2rem .35rem; }
.lang a.cur { color: var(--navy); }
.lang span { color: var(--line-strong); }

.nav-cta { padding: .72rem 1.4rem; font-size: .88rem; }

.burger {
  display: none; width: 46px; height: 46px; align-items: center; justify-content: center;
  background: none; border: 1px solid var(--line); border-radius: var(--radius); cursor: pointer;
}
.burger span { display: block; width: 20px; height: 2px; background: var(--navy); position: relative; }
.burger span::before, .burger span::after { content: ""; position: absolute; left: 0; width: 20px; height: 2px; background: var(--navy); }
.burger span::before { top: -6px; }
.burger span::after { top: 6px; }

/* ---------- Héros ---------- */

.hero {
  position: relative; overflow: hidden;
  background: var(--navy); color: var(--on-navy);
  padding: 120px 0 104px;
}
.hero::after {
  content: ""; position: absolute; right: -180px; top: -140px;
  width: 620px; height: 620px; border-radius: 50%;
  border: 90px solid rgba(185, 140, 70, .10);
  pointer-events: none;
}
.hero .shell { position: relative; z-index: 2; }
.hero h1 { color: #fff; max-width: 15ch; margin-bottom: 1.6rem; }
.hero .lede { color: rgba(255,255,255,.8); max-width: 58ch; font-size: 1.24rem; margin-bottom: 2.6rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }

.hero-strip {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.4rem;
  margin-top: 4.6rem; padding-top: 2.4rem; border-top: 1px solid var(--line-dark);
}
.hero-strip dt { font-size: .72rem; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; color: var(--gold); margin-bottom: .5rem; }
.hero-strip dd { margin: 0; color: #fff; font-family: var(--head); font-size: 1.16rem; font-weight: 600; line-height: 1.35; }

/* ---------- Bandeau de page ---------- */

.phead { background: var(--navy); color: var(--on-navy); padding: 96px 0 72px; position: relative; overflow: hidden; }
.phead::after {
  content: ""; position: absolute; left: -120px; bottom: -220px;
  width: 460px; height: 460px; border-radius: 50%; border: 70px solid rgba(185, 140, 70, .09);
}
.phead .shell { position: relative; z-index: 2; }
.phead h1 { color: #fff; max-width: 18ch; }
.phead p { color: rgba(255,255,255,.8); max-width: 62ch; font-size: 1.12rem; margin: 0; }

/* ---------- Sections ---------- */

.sect { padding: 104px 0; }
.sect-sm { padding: 72px 0; }
.sect-2 { background: var(--paper-2); }
.sect-3 { background: var(--paper-3); }
.sect-navy { background: var(--navy); color: var(--on-navy); }
.sect-navy h2, .sect-navy h3, .sect-navy h4 { color: #fff; }

.shead { max-width: 64ch; margin-bottom: 3.6rem; }
.shead.center { margin-inline: auto; text-align: center; }

/* ---------- Grilles ---------- */

.g2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.6rem; }
.g3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; }
.g4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: start; }
.split-l { grid-template-columns: 1.1fr .9fr; }

/* ---------- Cartes métier ---------- */

.card {
  position: relative; background: var(--paper);
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 2.4rem 2.1rem; transition: border-color .2s ease, transform .2s ease;
  display: flex; flex-direction: column;
}
.card::before {
  content: ""; position: absolute; left: -1px; top: -1px; width: 3px; height: 0;
  background: var(--gold); transition: height .25s ease;
}
.card:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.card:hover::before { height: 64px; }
.card h3 { margin-bottom: .6rem; }
.card > p { color: var(--ink-muted); font-size: .98rem; }
.card .arrow { margin-top: auto; padding-top: 1.4rem; }

.klist { list-style: none; margin: 1.1rem 0 0; padding: 0; }
.klist li { position: relative; padding-left: 1.15rem; font-size: .95rem; color: var(--ink-muted); margin-bottom: .45rem; line-height: 1.6; }
.klist li::before { content: ""; position: absolute; left: 0; top: .66em; width: 5px; height: 5px; background: var(--gold); }
.sect-navy .klist li { color: rgba(255,255,255,.72); }

.knum { font-family: var(--head); font-size: .82rem; font-weight: 700; letter-spacing: .1em; color: var(--gold); display: block; margin-bottom: 1rem; }

/* ---------- Rangée de métiers ---------- */

.metier {
  display: grid; grid-template-columns: .38fr .62fr; gap: 3.4rem;
  padding: 3.2rem 0; border-top: 1px solid var(--line);
}
.metier:last-child { border-bottom: 1px solid var(--line); }
.metier .tag { font-size: .72rem; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; color: var(--gold); display: block; margin-bottom: .85rem; }

/* ---------- Portes d'entrée ---------- */

.portes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; margin-top: -58px; position: relative; z-index: 5; }
.porte {
  background: var(--paper); border: 1px solid var(--line); border-top: 4px solid var(--gold);
  padding: 2.2rem 2rem 2rem; display: flex; flex-direction: column;
  box-shadow: 0 10px 30px rgba(18, 18, 73, .06);
  transition: transform .2s ease, box-shadow .2s ease;
}
.porte:hover { transform: translateY(-4px); box-shadow: 0 16px 38px rgba(18, 18, 73, .11); }
.porte .kicker { font-size: .73rem; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; color: var(--gold); margin-bottom: .9rem; }
.porte h3 { font-size: 1.16rem; margin-bottom: .6rem; }
.porte p { font-size: .95rem; color: var(--ink-muted); }
.porte .arrow { margin-top: auto; padding-top: 1.4rem; }

/* ---------- Secteurs ---------- */

.secteurs-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; border-top: 1px solid var(--line); }
.secteurs-list li {
  list-style: none; padding: 1.15rem 0 1.15rem 1.6rem; border-bottom: 1px solid var(--line);
  font-family: var(--head); font-size: 1.06rem; font-weight: 600; color: var(--navy); position: relative;
}
.secteurs-list li::before { content: ""; position: absolute; left: 0; top: 1.62em; width: 8px; height: 2px; background: var(--gold); }
.secteurs-note { margin-top: 1.6rem; font-size: .9rem; color: var(--ink-faint); font-style: italic; }
.secteurs-dark { border-top-color: var(--line-dark); }
.secteurs-dark li { color: #fff; border-bottom-color: var(--line-dark); font-size: 1rem; }

.metier .tag { display: block; }
.sect-navy .metier { border-top-color: var(--line-dark); }

/* ---------- Repères ---------- */

.reperes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2.2rem; }
.repere-n { font-family: var(--head); font-size: clamp(2.3rem, 4vw, 3.2rem); font-weight: 800; color: var(--gold); line-height: 1; display: block; margin-bottom: .7rem; }
.repere-l { font-size: .93rem; color: rgba(255,255,255,.72); line-height: 1.55; }

/* ---------- Associés ---------- */

.people { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.6rem; }
.person {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 2rem 1.9rem;
}
.person-head { display: flex; align-items: center; gap: 1.2rem; margin-bottom: 1.4rem; }

/* Vignette standardisée : même cadre, même traitement, quelle que soit la photo source */
.person-img {
  position: relative; isolation: isolate; flex: none;
  width: 104px; height: 104px;
  background: var(--paper-3); overflow: hidden; border-radius: 2px;
}
.person-img img {
  width: 100%; height: 100%; object-fit: cover; object-position: center 22%;
  filter: grayscale(1) contrast(1.08) brightness(1.03);
}
.person-img::after {
  content: ""; position: absolute; inset: 0;
  background: var(--navy); mix-blend-mode: color; opacity: .58; pointer-events: none;
}
.person-empty {
  display: flex; align-items: center; justify-content: center; height: 100%;
  color: var(--ink-faint); font-size: .68rem; line-height: 1.35; text-align: center; padding: .5rem;
}
.person-img-lg { width: 160px; height: 160px; }
.cv-blocs { margin-top: 2.2rem; display: grid; gap: 1.8rem; }
.cv-bloc h4 {
  font-family: var(--body); font-size: .72rem; font-weight: 700; letter-spacing: .15em;
  text-transform: uppercase; color: var(--gold); margin-bottom: .8rem;
}
.cv-bloc .klist { margin-top: 0; }

.person-id h3 { margin-bottom: .2rem; }
.person-role { font-size: .74rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--gold); margin: 0; }
.person p { font-size: .96rem; color: var(--ink-muted); }

/* ---------- Bandeau chiffres / labels ---------- */

.badges { display: flex; flex-wrap: wrap; gap: .6rem; }
.badge {
  font-size: .84rem; font-weight: 500; padding: .5rem 1rem;
  border: 1px solid var(--line); border-radius: 999px; color: var(--navy); background: var(--paper);
}
.sect-navy .badge { border-color: var(--line-dark); color: #fff; background: transparent; }
.zone-label {
  font-size: .72rem; font-weight: 700; letter-spacing: .15em; text-transform: uppercase;
  color: var(--gold); margin: 0 0 .8rem;
}

/* ---------- Appel à l'action ---------- */

.cta { background: var(--gold-050); border-top: 1px solid #F6E3C4; border-bottom: 1px solid #F6E3C4; padding: 84px 0; text-align: center; }
.cta h2 { max-width: 20ch; margin-inline: auto; }
.cta p { max-width: 58ch; margin-inline: auto; color: var(--ink-muted); margin-bottom: 2.2rem; }

/* ---------- Formulaire ---------- */

.fgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem; }
.field { display: flex; flex-direction: column; gap: .45rem; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: .87rem; font-weight: 600; color: var(--navy); }
.field input, .field select, .field textarea {
  font-family: var(--body); font-size: .98rem; color: var(--ink);
  padding: .9rem 1rem; border: 1px solid var(--line-strong); border-radius: var(--radius);
  background: var(--paper); width: 100%;
}
.field textarea { min-height: 160px; resize: vertical; }
.field :is(input, select, textarea):focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(185, 140, 70, .2); }
.ferr { font-size: .84rem; color: #B3261E; display: none; }
.field.bad :is(input, textarea, select) { border-color: #B3261E; }
.field.bad .ferr { display: block; }
.honey { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ---------- Pied de page ---------- */

.ftr { background: var(--navy-950); color: rgba(255,255,255,.62); padding: 80px 0 32px; font-size: .94rem; }
.ftr-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 2.6rem; padding-bottom: 3rem; border-bottom: 1px solid var(--line-dark); }
.ftr img { height: 40px; width: auto; margin-bottom: 1.3rem; }
.ftr h4 { font-family: var(--body); font-size: .73rem; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; color: var(--gold); margin-bottom: 1.1rem; }
.ftr ul { list-style: none; margin: 0; padding: 0; }
.ftr li { margin-bottom: .6rem; }
.ftr a { color: rgba(255,255,255,.7); text-decoration: none; }
.ftr a:hover { color: #fff; }
.ftr-baseline {
  font-family: var(--head); font-size: 1.24rem; font-style: italic;
  color: var(--gold-300); margin: -.5rem 0 1rem;
}
.ftr-blurb { max-width: 38ch; line-height: 1.7; }
.ftr-legal { font-size: .84rem; line-height: 1.65; color: rgba(255,255,255,.45); padding-top: 1.8rem; max-width: 92ch; }
.ftr-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; padding-top: 1.4rem; font-size: .85rem; color: rgba(255,255,255,.45); }

.todo { background: #FFF6D6; border-left: 3px solid #E0A800; padding: .2rem .5rem; font-size: .9em; color: #6B4E00; }

.prose h2 { margin-top: 2.8rem; }
.prose h3 { margin-top: 2rem; }
.prose ul { padding-left: 1.2rem; }
.prose li { margin-bottom: .5rem; }

.skip { position: absolute; left: -9999px; background: var(--gold); color: var(--navy); padding: .8rem 1.4rem; z-index: 200; font-weight: 600; }
.skip:focus { left: 0; }

/* ---------- Réactivité ---------- */

@media (max-width: 1020px) {
  .nav {
    position: fixed; inset: var(--header-h) 0 auto; flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; border-bottom: 1px solid var(--line); padding: 1rem var(--gut) 1.8rem; display: none;
  }
  .nav.open { display: flex; }
  .nav > a { padding: .9rem 0; border-bottom: 1px solid var(--line); }
  .nav-cta { margin-top: 1.1rem; justify-content: center; }
  .lang { margin-top: 1rem; justify-content: center; }
  .burger { display: inline-flex; }
  .split, .split-l, .g2, .g3, .g4, .fgrid, .metier, .people { grid-template-columns: 1fr; gap: 2rem; }
  .portes { grid-template-columns: 1fr; margin-top: 0; gap: 1.2rem; }
  .secteurs-list { grid-template-columns: 1fr; }
  .reperes { grid-template-columns: repeat(2, 1fr); gap: 2rem; }
  .ftr-grid { grid-template-columns: 1fr 1fr; }
  .hero-strip { grid-template-columns: 1fr; gap: 1.6rem; }
  .sect { padding: 76px 0; }
  .hero { padding: 84px 0 72px; }
}

@media (max-width: 580px) {
  :root { --gut: 22px; }
  body { font-size: 16px; }
  .ftr-grid { grid-template-columns: 1fr; }
  .reperes { grid-template-columns: 1fr; }
  .btn { width: 100%; justify-content: center; }
  .hero-actions { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}