/* NRGE – feuille de style unique. Charte : vert #02594D, brun #704100, ambre #FFB247. */
:root {
  --g: #02594D; --g2: #0B7768; --br: #704100; --br2: #8A5A17; --am: #FFB247; --am2: #F09B24;
  --mint: #E6F4F1; --mint2: #CCFFEE; --cream: #FDF6EE;
  --bg: #F4F7F5; --surface: #ffffff; --surface-2: #EEF4F1; --ink: #14302B; --muted: #4A625D;
  --link: #02594D; --line: rgba(2, 89, 77, .14); --shadow: 0 6px 20px rgba(7, 33, 28, .08);
  --logo-bg: transparent; --focus: #14302B;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1715; --surface: #16221f; --surface-2: #1c2b27; --ink: #edf5f2; --muted: #b5c8c3;
    --link: #7fdcc8; --line: rgba(204, 255, 238, .14); --shadow: 0 6px 20px rgba(0, 0, 0, .35);
    --mint: #143a34; --cream: #33291a; --logo-bg: #fff; --focus: #FFB247;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0f1715; --surface: #16221f; --surface-2: #1c2b27; --ink: #edf5f2; --muted: #b5c8c3;
  --link: #7fdcc8; --line: rgba(204, 255, 238, .14); --shadow: 0 6px 20px rgba(0, 0, 0, .35);
  --mint: #143a34; --cream: #33291a; --logo-bg: #fff; --focus: #FFB247;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; min-height: 100dvh;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, Cantarell, sans-serif;
  font-size: clamp(1rem, .95rem + .25vw, 1.125rem); line-height: 1.6;
  color: var(--ink); background: var(--bg);
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--link); text-underline-offset: .15em; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3 { line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
h2 { font-size: clamp(1.6rem, 1.2rem + 1.4vw, 2.3rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; }
.lead { color: var(--muted); font-size: 1.05em; max-width: 62ch; }
.container { width: min(100% - 2rem, 72rem); margin-inline: auto; }
section { padding-block: clamp(3rem, 8vw, 5rem); }

/* Accès rapide */
.skip { position: absolute; left: 1rem; top: -5rem; z-index: 100; padding: .75rem 1rem; background: var(--ink); color: var(--bg); border-radius: .5rem; }
.skip:focus { top: 1rem; }

/* En-tête */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--bg); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; gap: .75rem; flex-wrap: wrap; padding-block: .6rem; }
.brand { display: inline-flex; margin-right: auto; padding: .3rem .5rem; border-radius: .6rem; background: var(--logo-bg); }
.brand img { width: 200px; height: 56px; }
.topnav ul { display: flex; gap: .25rem; flex-wrap: wrap; list-style: none; }
.topnav a, .theme-toggle {
  display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 .9rem;
  border-radius: 999px; font-weight: 700; font-size: .95rem; text-decoration: none; color: var(--ink);
  background: transparent; border: 1px solid transparent;
}
.topnav a:hover, .theme-toggle:hover { background: var(--surface-2); border-color: var(--line); }
.theme-toggle { width: 44px; padding: 0; cursor: pointer; }
.theme-toggle .ico-moon { display: none; }
.theme-toggle[aria-pressed="true"] .ico-moon { display: block; }
.theme-toggle[aria-pressed="true"] .ico-sun { display: none; }

/* Boutons */
.btn {
  display: inline-flex; align-items: center; min-height: 44px; padding: .5rem 1.25rem; border-radius: 999px;
  font-weight: 700; text-decoration: none; background: var(--g); color: #fff; border: 2px solid var(--g);
}
.btn:hover { background: var(--g2); border-color: var(--g2); }
.btn.ghost { background: transparent; color: var(--link); }
.btn.ghost:hover { background: var(--surface-2); }
.btn.am { background: var(--am); border-color: var(--am); color: #2F2108; }
.btn.am:hover { background: #ffc46b; border-color: #ffc46b; }

/* Hero */
.hero { padding-top: clamp(1.5rem, 4vw, 3rem); }
.hero-card {
  position: relative; display: grid; gap: 2rem; align-items: center; overflow: hidden;
  padding: clamp(1.5rem, 5vw, 3rem) clamp(1.5rem, 5vw, 3rem) clamp(2.5rem, 6vw, 4rem);
  border-radius: 1.5rem; background: var(--surface); box-shadow: var(--shadow); border: 1px solid var(--line);
}
.hero-card::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 14px; background: var(--g); }
.hero-card::after { content: ""; position: absolute; inset: auto 0 0 0; height: 18px; background: var(--br); }
.hero-sub { font-style: italic; font-size: clamp(1.05rem, 1.7vw, 1.4rem); color: var(--muted); margin-bottom: .25rem; }
.hero h1 { font-size: clamp(2rem, 1.3rem + 3vw, 3.6rem); line-height: 1; letter-spacing: -.03em; max-width: 14ch; }
.accent { width: 180px; height: 6px; border-radius: 999px; background: linear-gradient(90deg, var(--g), var(--am)); margin: 1.25rem 0 1.5rem; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr)); gap: 1rem; max-width: 30rem; list-style: none; }
.stat { padding: 1.1rem 1.25rem; border-radius: 1.1rem; line-height: 1.3; }
.stat strong { display: block; font-size: clamp(2rem, 4vw, 2.8rem); line-height: 1; margin-bottom: .3rem; }
.stat.g { background: var(--mint); color: var(--ink); } .stat.g strong { color: var(--link); }
.stat.br { background: var(--cream); color: var(--ink); } .stat.br strong { color: var(--br); }
:root[data-theme="dark"] .stat.br strong { color: var(--am); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .stat.br strong { color: var(--am); } }
.hero-links { display: flex; flex-wrap: wrap; gap: .75rem; margin: 1.5rem 0 0; }
.hero-illus img { width: min(100%, 26rem); margin-inline: auto; }

/* Sections */
.split { display: grid; gap: 2rem; align-items: center; }
.duo { display: grid; gap: 1rem; margin-top: 1.5rem; }
.panel { padding: 1.4rem; border-radius: 1.2rem; color: #fff; }
.panel h3 { color: #fff; }
.panel p { margin: 0; }
.mission { background: var(--g); }
.values { background: var(--br); }
.tags { list-style: none; display: flex; flex-wrap: wrap; gap: .5rem; }
.tags li { padding: .35rem .8rem; border-radius: 999px; background: rgba(255, 255, 255, .14); font-size: .85rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
.illus { padding: 1rem; border-radius: 1.4rem; background: var(--surface); border: 1px solid var(--line); }
.illus.small { max-width: 14rem; justify-self: end; }
.band { background: var(--surface-2); border-block: 1px solid var(--line); }
.section-head { display: grid; gap: 1.5rem; align-items: center; margin-bottom: 2rem; }

/* Domaines d'expertise */
.domains { list-style: none; display: grid; gap: 1rem; grid-template-columns: repeat(auto-fill, minmax(17rem, 1fr)); }
.domains li { display: flex; flex-direction: column; border-radius: 1.1rem; overflow: hidden; background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow); }
.domains h3 { margin: 0; padding: .9rem 1.1rem; font-size: 1.05rem; color: #fff; }
.domains .g h3 { background: var(--g); } .domains .br h3 { background: var(--br); }
.domains .am h3 { background: var(--am); color: #2F2108; }
.domains p { margin: 0; padding: .9rem 1.1rem 1.1rem; font-size: .95rem; color: var(--muted); }

/* Offres */
.offers { list-style: none; display: grid; gap: 1rem; margin-top: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); }
.offers li { padding: 1.4rem 1.3rem; border-radius: 1.3rem; min-height: 11rem; box-shadow: var(--shadow); }
.offers .idx { display: block; font-size: .8rem; font-weight: 900; letter-spacing: .12em; opacity: .75; margin-bottom: .6rem; }
.offers p { margin: 0; font-size: .95rem; }
.offers .g { background: var(--g); color: #fff; } .offers .br { background: var(--br); color: #fff; }
.offers .am { background: var(--am); color: #2F2108; } .offers .mt { background: #18E5C4; color: #083630; }
.offers li h3 { color: inherit; }

/* Contact */
.cta-shell { padding: clamp(1.5rem, 5vw, 3rem); border-radius: 1.5rem; background: #4d2c02; color: #fff; }
.cta-shell h2 { color: var(--am); }
.cta-grid { display: grid; gap: 1.25rem; margin-top: 1.5rem; }
.cta-card { position: relative; padding: 1.5rem; border-radius: 1.3rem; background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .16); }
.cta-card h3 { color: #fff; font-size: 1.35rem; }
.cta-card p { color: var(--mint2); }
.cta-card .qr { width: 7.5rem; height: 7.5rem; margin-top: 1rem; padding: .4rem; background: #fff; border-radius: .6rem; }
.cta-shell a:not(.btn) { color: var(--am); }
.cta-mail { margin: 1.5rem 0 0; font-size: 1.05rem; }

/* Pied de page */
.site-footer { padding: 2rem 0 3rem; }
.footer-inner { padding-top: 1.25rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .95rem; }
.footer-inner p { margin: 0 0 .5rem; }

@media (min-width: 46rem) {
  .hero-card { grid-template-columns: 1.15fr .85fr; }
  .split { grid-template-columns: 1.2fr .8fr; }
  .duo, .cta-grid { grid-template-columns: 1fr 1fr; }
  .section-head { grid-template-columns: 1fr auto; }
  .cta-card { padding-right: 9.5rem; }
  .cta-card .qr { position: absolute; right: 1.25rem; top: 1.25rem; margin: 0; }
}
@media (max-width: 45.99rem) {
  .brand img { width: 160px; height: 45px; }
  .topnav { order: 3; width: calc(100% + 1.5rem); margin: 0 -.75rem; overflow-x: auto; }
  .topnav ul { flex-wrap: nowrap; }
  .topnav a { padding: 0 .5rem; font-size: .85rem; white-space: nowrap; }
  .illus.small { display: none; }
}
@media print {
  .site-header, .theme-toggle, .hero-links, .skip { display: none; }
  .cta-shell { background: none; color: #000; border: 1px solid #000; }
  .cta-card p, .cta-shell h2 { color: #000; }
}