/* ALFA WAMANE — feuille de style unique (aucune dépendance externe) */
:root {
  --bleu-900: #072a42;
  --bleu-800: #0b3a5b;
  --bleu-700: #11507a;
  --turquoise-600: #0b7778;
  --turquoise-500: #14a7a8;
  --turquoise-100: #e3f5f5;
  --gris-900: #18232d;
  --gris-700: #3d4b57;
  --gris-500: #5f6f7c;
  --gris-200: #dde5eb;
  --gris-100: #f2f6f9;
  --blanc: #ffffff;
  --rayon: 14px;
  --ombre: 0 1px 2px rgba(7, 42, 66, .06), 0 8px 24px rgba(7, 42, 66, .08);
  --largeur: 1120px;
  --police: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--police);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--gris-900);
  background: var(--blanc);
  overflow-wrap: break-word;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--bleu-700); text-underline-offset: .18em; }
a:hover { color: var(--turquoise-600); }
:focus-visible { outline: 3px solid var(--turquoise-500); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3 { line-height: 1.2; color: var(--bleu-900); margin: 0 0 .6em; letter-spacing: -.01em; }
h1 { font-size: clamp(1.9rem, 4.2vw, 2.9rem); }
h2 { font-size: clamp(1.45rem, 2.8vw, 2rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
ul { padding-left: 1.2em; }
li { margin-bottom: .35em; }

.conteneur { width: min(100% - 32px, var(--largeur)); margin-inline: auto; }
.lien-evitement {
  position: absolute; left: 16px; top: -100px; z-index: 100;
  background: var(--bleu-900); color: var(--blanc); padding: .6em 1em; border-radius: 8px;
}
.lien-evitement:focus { top: 12px; color: var(--blanc); }

/* En-tête */
.entete { border-bottom: 1px solid var(--gris-200); background: var(--blanc); position: sticky; top: 0; z-index: 50; }
.entete .conteneur { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; }
.marque { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--bleu-900); font-weight: 800; letter-spacing: .04em; }
.marque img { width: auto; height: 46px; }
@media (max-width: 400px) { .marque img { height: 38px; } }
.logo-pied { width: 190px; height: auto; margin-bottom: 12px; }
.nav-principale ul { list-style: none; display: flex; gap: 4px; margin: 0; padding: 0; }
.nav-principale li { margin: 0; }
.nav-principale a {
  display: block; padding: .5em .8em; border-radius: 8px; text-decoration: none;
  color: var(--gris-700); font-weight: 600; font-size: .98rem;
}
.nav-principale a:hover { background: var(--gris-100); color: var(--bleu-900); }
.nav-principale a[aria-current="page"] { color: var(--bleu-900); background: var(--turquoise-100); }
.nav-mobile { display: none; }
.nav-mobile summary {
  list-style: none; cursor: pointer; padding: .5em .9em; border: 1px solid var(--gris-200);
  border-radius: 8px; font-weight: 700; color: var(--bleu-900);
}
.nav-mobile summary::-webkit-details-marker { display: none; }
.nav-mobile[open] summary { background: var(--gris-100); }
.nav-mobile ul {
  position: absolute; left: 0; right: 0; top: 100%; margin: 0; padding: 8px 16px 16px;
  list-style: none; background: var(--blanc); border-bottom: 1px solid var(--gris-200); box-shadow: var(--ombre);
}
.nav-mobile a { display: block; padding: .8em .4em; text-decoration: none; font-weight: 600; color: var(--gris-900); border-bottom: 1px solid var(--gris-100); }
.nav-mobile a[aria-current="page"] { color: var(--turquoise-600); }
@media (max-width: 860px) {
  .nav-principale { display: none; }
  .nav-mobile { display: block; }
}

/* Boutons */
.bouton {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  min-height: 48px; padding: .7em 1.3em; border-radius: 10px; font-weight: 700; text-decoration: none;
  border: 2px solid transparent; transition: background-color .15s ease, color .15s ease, border-color .15s ease;
}
.bouton svg { width: 18px; height: 18px; flex: none; }
.bouton-primaire { background: var(--turquoise-600); color: var(--blanc); }
.bouton-primaire:hover { background: var(--bleu-800); color: var(--blanc); }
.bouton-secondaire { background: var(--blanc); color: var(--bleu-800); border-color: var(--bleu-800); }
.bouton-secondaire:hover { background: var(--bleu-800); color: var(--blanc); }
.bouton-clair { background: var(--blanc); color: var(--bleu-900); }
.bouton-clair:hover { background: var(--turquoise-100); color: var(--bleu-900); }
.groupe-boutons { display: flex; flex-wrap: wrap; gap: 12px; }

/* Bandeau d'accueil */
.bandeau {
  background: linear-gradient(160deg, var(--bleu-900) 0%, var(--bleu-800) 55%, var(--bleu-700) 100%);
  color: #dcebf3; padding: clamp(48px, 8vw, 88px) 0 clamp(40px, 6vw, 64px); position: relative; overflow: hidden;
}
.bandeau h1 { color: var(--blanc); max-width: 20ch; }
.bandeau .accroche { font-size: 1.15rem; max-width: 60ch; }
.bandeau .surtitre { color: #8fe0e0; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; font-size: .82rem; }
.bandeau .illustration { position: absolute; right: -40px; bottom: -10px; width: min(560px, 55vw); opacity: .22; pointer-events: none; }
.bandeau-page { padding: clamp(36px, 6vw, 60px) 0 clamp(28px, 4vw, 40px); }
.bandeau-page h1 { max-width: none; }
.fil-ariane { font-size: .9rem; margin-bottom: .8em; }
.fil-ariane ol { list-style: none; display: flex; flex-wrap: wrap; gap: .4em; margin: 0; padding: 0; }
.fil-ariane li { margin: 0; }
.fil-ariane li + li::before { content: "›"; margin-right: .4em; color: #8fb3c8; }
.fil-ariane a { color: #cfe6f1; }

/* Sections */
.section { padding: clamp(44px, 7vw, 76px) 0; }
.section-grise { background: var(--gris-100); }
.intro-section { max-width: 68ch; color: var(--gris-700); }
.grille + p { margin-top: 20px; }
.grille { display: grid; gap: 24px; }
.grille-2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); }
.grille-3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); }

/* Cartes logiciels */
.carte {
  background: var(--blanc); border: 1px solid var(--gris-200); border-radius: var(--rayon);
  padding: 28px; box-shadow: var(--ombre); display: flex; flex-direction: column;
}
.carte-logiciel { border-top: 5px solid var(--turquoise-500); }
.carte-logiciel.cbelier { border-top-color: var(--bleu-700); }
.carte .etiquette {
  align-self: flex-start; font-size: .78rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  color: var(--turquoise-600); background: var(--turquoise-100); padding: .25em .7em; border-radius: 999px; margin-bottom: 14px;
}
.carte-logiciel.cbelier .etiquette { color: var(--bleu-700); background: #e4eef5; }
.carte h3 { font-size: 1.5rem; margin-bottom: .35em; }
.carte .url { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: .9rem; color: var(--gris-500); margin-bottom: 1em; }
.carte ul { color: var(--gris-700); margin: 0 0 1.4em; }
.carte .groupe-boutons { margin-top: auto; }
.carte-domaine .icone { width: 44px; height: 44px; color: var(--turquoise-600); margin-bottom: 12px; }
.carte-domaine h3 { font-size: 1.12rem; }
.carte-domaine p { color: var(--gris-700); margin: 0; }

/* Détails */
.liste-fonctions { list-style: none; padding: 0; display: grid; gap: 12px; }
.liste-fonctions li { padding: 14px 16px 14px 46px; background: var(--blanc); border: 1px solid var(--gris-200); border-radius: 10px; position: relative; margin: 0; }
.liste-fonctions li::before {
  content: ""; position: absolute; left: 16px; top: 19px; width: 16px; height: 16px; border-radius: 50%;
  background: var(--turquoise-500); box-shadow: inset 0 0 0 4px var(--turquoise-100);
}
.encadre { border-left: 4px solid var(--turquoise-500); background: var(--turquoise-100); padding: 16px 20px; border-radius: 0 10px 10px 0; color: var(--gris-900); }
.encadre p:last-child { margin: 0; }
.appel {
  background: var(--bleu-800); color: #dcebf3; border-radius: var(--rayon); padding: clamp(24px, 4vw, 40px);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px;
}
.appel h2 { color: var(--blanc); margin-bottom: .3em; }
.appel p { margin: 0; }
.figure-technique { background: var(--blanc); border: 1px solid var(--gris-200); border-radius: var(--rayon); padding: 16px; }
.figure-technique figcaption { font-size: .88rem; color: var(--gris-500); margin-top: 8px; }
.prose { max-width: 72ch; }
.prose h2 { margin-top: 1.6em; }
.prose h2:first-child { margin-top: 0; }
.a-completer { background: #fff6dd; border: 1px dashed #c99a1b; padding: 0 .35em; border-radius: 4px; }
.coordonnees { list-style: none; padding: 0; }
.coordonnees li { margin-bottom: .8em; }
.coordonnees strong { display: block; color: var(--bleu-900); }

/* Pied de page */
.pied { background: var(--bleu-900); color: #b9cfdd; padding: 44px 0 24px; font-size: .95rem; }
.pied a { color: #dcebf3; }
.pied a:hover { color: #8fe0e0; }
.pied .grille { grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr)); }
.pied h2 { color: var(--blanc); font-size: 1rem; letter-spacing: .04em; text-transform: uppercase; }
.pied ul { list-style: none; padding: 0; margin: 0; }
.pied .bas { border-top: 1px solid rgba(255,255,255,.12); margin-top: 32px; padding-top: 18px; display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}
@media print {
  .entete, .pied, .nav-mobile, .groupe-boutons { display: none; }
  .bandeau { background: none; color: #000; }
  .bandeau h1 { color: #000; }
}

/* Utilitaires */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.icone-inline { display: inline-block; width: 1em; height: 1em; vertical-align: -.15em; }

/* Formulaire de contact */
.grille-contact { display: grid; gap: 40px; grid-template-columns: minmax(0, 3fr) minmax(0, 2fr); }
@media (max-width: 860px) { .grille-contact { grid-template-columns: 1fr; } }
.formulaire { display: grid; gap: 18px; max-width: 640px; }
.champ { display: grid; gap: 6px; }
.champ label { font-weight: 600; color: var(--bleu-900); }
.champ input, .champ select, .champ textarea {
  font: inherit; color: var(--gris-900); background: var(--blanc);
  border: 1px solid #9fb0bd; border-radius: 8px; padding: .65em .8em; width: 100%; min-height: 48px;
}
.champ textarea { resize: vertical; min-height: 160px; }
.champ input:focus-visible, .champ select:focus-visible, .champ textarea:focus-visible { outline: 3px solid var(--turquoise-500); outline-offset: 1px; border-color: var(--turquoise-600); }
.champ-case { grid-template-columns: auto 1fr; align-items: start; gap: 10px; }
.champ-case input { width: 22px; height: 22px; min-height: 0; margin-top: 3px; accent-color: var(--turquoise-600); }
.champ-case label { font-weight: 400; color: var(--gris-700); }
.champ-piege { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.aide { font-size: .92rem; color: var(--gris-500); margin: 0; }
.formulaire .bouton { justify-self: start; border: 0; cursor: pointer; font: inherit; font-weight: 700; }