/* Accueil existant : mêmes fondations visuelles, sans styles ni code métier. */
:root {
  color: #17231e;
  background: #f2f0e9;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  --ink: #17231e;
  --muted: #5f6b65;
  --paper: #f2f0e9;
  --cream: #fffdf8;
  --green: #16382d;
  --green-soft: #496f61;
  --copper: #9a622b;
  --gold: #d9a96d;
  --line: #d9d5ca;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; min-height: 100vh; }
a { color: inherit; font: inherit; }
a:focus-visible, video:focus-visible { outline: 3px solid var(--copper); outline-offset: 3px; }
h1, h2, h3, p { margin-top: 0; }
.topbar { align-items: center; display: flex; justify-content: space-between; margin: 0 auto; max-width: 1200px; padding: 24px clamp(20px, 5vw, 56px); }
.brand { align-items: center; display: inline-flex; font-size: .9rem; font-weight: 800; gap: 10px; letter-spacing: .16em; text-decoration: none; }
.brand-mark { align-items: center; background: var(--green); border-radius: 50%; color: #f8f2df; display: inline-flex; height: 34px; justify-content: center; letter-spacing: 0; width: 34px; flex-shrink: 0; }
.topnav { align-items: center; display: flex; gap: 22px; font-size: .88rem; }
.topnav a { text-decoration: none; }
.hero { margin: 0 auto; max-width: 1200px; padding: clamp(56px, 9vw, 120px) clamp(20px, 5vw, 56px); }
.hero-copy { max-width: 720px; min-width: 0; }
.eyebrow { color: var(--copper); font-size: .75rem; font-weight: 800; letter-spacing: .15em; margin: 0 0 18px; text-transform: uppercase; }
.hero h1 { font-family: Georgia, "Times New Roman", serif; font-weight: 500; letter-spacing: -.055em; }
.lead { color: #55615b; line-height: 1.65; }
.actions { align-items: center; display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }
.primary-action { border-radius: 999px; display: inline-flex; justify-content: center; padding: 14px 22px; text-decoration: none; background: var(--green); border: 1px solid var(--green); color: #fff; }
.principles { background: var(--cream); display: grid; margin: 0 auto; }
.principles h2 { font-family: Georgia, "Times New Roman", serif; font-weight: 500; letter-spacing: -.035em; line-height: 1; }
.principle-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.principle-grid article { border-left: 1px solid #ddd8cb; padding-left: 20px; }
.principle-grid article > span { color: var(--copper); font-size: .72rem; font-weight: 800; }
.principle-grid h3 { font-size: 1rem; margin: 32px 0 10px; }
.principle-grid p { color: #69736e; font-size: .88rem; line-height: 1.55; }
.site-footer { align-items: center; display: flex; font-size: .8rem; justify-content: space-between; margin: auto; max-width: 1200px; padding: 36px clamp(20px, 5vw, 56px); }
@media (max-width: 820px) {
  .principle-grid { grid-template-columns: 1fr; }
  .principle-grid article { border-left: 0; border-top: 1px solid #ddd8cb; padding: 22px 0 0; }
  .principle-grid h3 { margin-top: 16px; }
}
@media (max-width: 560px) {
  .topbar { padding-block: 18px; }
  .actions a { text-align: center; width: 100%; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }