/* ============================================================
   kaigre-avocat.com — feuille de style
   Palette : encre océan #143842 · écume #F6F9F8 · lagon #3E8E84
             sable #C9A86A · texte #22333A
   ============================================================ */

:root {
  --encre: #143842;
  --encre-fonce: #0E2A31;
  --ecume: #F6F9F8;
  --lagon: #3E8E84;
  --sable: #C9A86A;
  --texte: #22333A;
  --texte-doux: #3A4E55;
  --gris: #5A6B70;
  --serif: Georgia, "Times New Roman", serif;
  --sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

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

body {
  font-family: var(--serif);
  color: var(--texte);
  background: var(--ecume);
  font-size: 17px;
  line-height: 1.7;
}

a { color: var(--lagon); }
a:hover { color: var(--encre); }
a:focus-visible, button:focus-visible {
  outline: 3px solid var(--sable);
  outline-offset: 2px;
}

.conteneur { max-width: 1040px; margin: 0 auto; padding: 0 24px; }

/* ---------- en-tête ---------- */
.entete { background: var(--encre); color: var(--ecume); padding: 28px 0 20px; }
.marque { font-size: 1.6rem; letter-spacing: 1px; color: var(--ecume); text-decoration: none; }
.marque b { color: var(--sable); font-weight: normal; }
.sous-marque {
  font-family: var(--sans); font-size: 0.72rem; letter-spacing: 2.5px;
  text-transform: uppercase; color: #9DB4B8; margin-top: 6px;
}
.nav-principale { margin-top: 20px; }
.nav-principale ul { list-style: none; display: flex; flex-wrap: wrap; gap: 4px 26px; }
.nav-principale a {
  font-family: var(--sans); font-size: 0.78rem; letter-spacing: 1.5px;
  text-transform: uppercase; color: #DCE7E6; text-decoration: none;
  padding-bottom: 4px; border-bottom: 2px solid transparent;
}
.nav-principale a:hover { color: var(--sable); }
.nav-principale a[aria-current="page"] { color: var(--sable); border-bottom-color: var(--sable); }

/* ---------- héros ---------- */
.hero { padding: 64px 0 48px; }
.hero h1 { font-size: 2.2rem; font-weight: normal; color: var(--encre); line-height: 1.3; max-width: 760px; }
.hero h1 em { font-style: italic; color: var(--lagon); }
.chapo { margin-top: 26px; font-size: 1.08rem; color: var(--texte-doux); max-width: 720px; }

.boutons { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 16px; }
.btn {
  display: inline-block; font-family: var(--sans); font-size: 0.82rem;
  letter-spacing: 1px; text-transform: uppercase; text-decoration: none;
  padding: 14px 28px; transition: background 0.2s, color 0.2s;
}
.btn-plein { background: var(--encre); color: var(--ecume); }
.btn-plein:hover { background: var(--lagon); color: var(--ecume); }
.btn-ligne { border: 1.5px solid var(--encre); color: var(--encre); }
.btn-ligne:hover { background: var(--encre); color: var(--ecume); }

/* ---------- ligne de flottaison (signature) ---------- */
.vague { padding: 8px 0; }
.vague svg { display: block; width: 100%; height: 14px; }

/* ---------- sections ---------- */
.section { padding: 48px 0; }
.eyebrow {
  font-family: var(--sans); font-size: 0.72rem; letter-spacing: 2.5px;
  text-transform: uppercase; color: var(--lagon); margin-bottom: 10px;
}
h2.titre { font-size: 1.5rem; font-weight: normal; color: var(--encre); margin-bottom: 24px; }
h3.sous-titre { font-size: 1.15rem; font-weight: normal; color: var(--encre); margin: 34px 0 12px; }

.prose p { margin-bottom: 18px; color: #2E4147; max-width: 74ch; }
.exergue {
  border-left: 3px solid var(--sable); padding-left: 22px;
  font-style: italic; color: var(--encre); font-size: 1.12rem; margin: 26px 0; max-width: 60ch;
}

/* ---------- grille de cartes ---------- */
.grille { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 22px; }
.carte {
  background: #FFFFFF; border-top: 3px solid var(--lagon);
  padding: 22px; display: block; text-decoration: none; color: inherit;
  transition: transform 0.15s, box-shadow 0.15s;
}
a.carte:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(20,56,66,0.10); }
.carte h3 { font-size: 1.02rem; font-weight: normal; color: var(--encre); margin-bottom: 8px; }
.carte p { font-family: var(--sans); font-size: 0.85rem; color: var(--gris); line-height: 1.55; }
.carte.accent { border-top-color: var(--sable); }

/* ---------- bandeau ---------- */
.bandeau { background: var(--encre); color: var(--ecume); padding: 40px 0; }
.bandeau .gros { font-size: 1.3rem; }
.bandeau .gros b { color: var(--sable); font-weight: normal; }
.bandeau p { font-family: var(--sans); font-size: 0.9rem; color: #B9CBCE; margin-top: 12px; max-width: 76ch; }
.bandeau a { color: var(--sable); }

/* ---------- mise en page deux colonnes ---------- */
.deux-col { display: grid; grid-template-columns: 2fr 1fr; gap: 44px; align-items: start; }
@media (max-width: 780px) { .deux-col { grid-template-columns: 1fr; } }

.illus {
  border: 1.5px dashed #9DB4B8; background: #EEF4F3; text-align: center;
  padding: 56px 18px; color: #7A8B90; font-family: var(--sans);
  font-size: 0.8rem; font-style: italic;
}
.encart {
  background: #FFFFFF; border-top: 3px solid var(--lagon);
  padding: 20px; font-family: var(--sans); font-size: 0.86rem;
  color: var(--texte-doux); margin-top: 22px; line-height: 1.6;
}
.encart .t { font-family: var(--serif); font-size: 1.02rem; color: var(--encre); margin-bottom: 8px; }

/* ---------- listes de domaines (page intérieure) ---------- */
.domaine { border-top: 1px solid #D5DEDD; padding: 30px 0; }
.domaine:first-of-type { border-top: none; }
.domaine h3 { font-size: 1.15rem; font-weight: normal; color: var(--encre); margin-bottom: 10px; }
.domaine p { color: #2E4147; max-width: 74ch; }

/* ---------- coordonnées ---------- */
.coordonnees { font-size: 1.05rem; }
.coordonnees dt { font-family: var(--sans); font-size: 0.72rem; letter-spacing: 2px; text-transform: uppercase; color: var(--lagon); margin-top: 22px; }
.coordonnees dd { margin-top: 4px; }

/* ---------- pied de page ---------- */
.pied { background: var(--encre-fonce); color: #8FA6AB; padding: 30px 0; margin-top: 56px; }
.pied p { font-family: var(--sans); font-size: 0.78rem; line-height: 1.8; }
.pied b { color: #DCE7E6; font-weight: normal; }
.pied a { color: #B9CBCE; }
.pied a:hover { color: var(--sable); }

/* ---------- responsive ---------- */
@media (max-width: 640px) {
  body { font-size: 16px; }
  .hero { padding: 44px 0 36px; }
  .hero h1 { font-size: 1.6rem; }
  .section { padding: 36px 0; }
  .nav-principale ul { gap: 4px 18px; }
}