:root{
  --bg: #062a1d;               /* fond vert foncé */
  --bg2: #073424;
  --card: rgba(255,255,255,.08);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.72);
  --line: rgba(255,255,255,.14);

  --accent: #21c06d;           /* boutons */
  --accent2: #18a85c;

  --shadow: 0 18px 40px rgba(0,0,0,.35);
  --radius: 18px;
}

*{ box-sizing: border-box; }
html,body{ margin:0; padding:0; font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; }
body{
  background:
    radial-gradient(1200px 600px at 20% 0%, #0b3f2b 0%, var(--bg) 55%),
    linear-gradient(180deg, var(--bg2), var(--bg));
  color: var(--text);
}

a{ color: inherit; text-decoration: none; }
img{ max-width: 100%; display:block; }

.container{ width:min(1100px, 92%); margin-inline:auto; }

/* Header */
.header{
  position: sticky; top:0; z-index: 50;
  background: rgba(6,42,29,.55);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header__inner{
  display:flex; align-items:center; justify-content:space-between;
  gap:16px; padding:14px 0;
}
.brand{ display:flex; align-items:center; gap:10px; font-weight:900; }
.brand__logo{ font-size: 20px; }

.nav{ display:flex; gap:10px; }
.nav a{
  padding:10px 10px;
  border-radius: 12px;
  color: var(--muted);
  border: 1px solid transparent;
}
.nav a:hover{
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.10);
  color: var(--text);
}

/* Sections */
.hero{ padding: 44px 0 18px; }
.section{ padding: 22px 0 34px; }
.section__head{ margin-bottom: 16px; }
.section__head h2{ margin: 0 0 6px; font-size: 24px; }
.section__head p{ margin:0; color: var(--muted); }

/* Buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:8px;
  padding: 11px 14px;
  border-radius: 14px;
  border: 1px solid transparent;
  font-weight: 800;
  cursor: pointer;
  user-select:none;
}
.btn--primary{
  background: linear-gradient(180deg, var(--accent), var(--accent2));
  color: rgba(255,255,255,.95);
  border-color: rgba(0,0,0,.12);
}
.btn--primary:hover{ filter: brightness(0.98); }
.btn--ghost{
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.14);
  color: rgba(255,255,255,.92);
}
.btn--ghost:hover{ background: rgba(255,255,255,.08); }

/* Product grid */
.grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.card{
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius);
  overflow:hidden;
  background: linear-gradient(180deg, rgba(255,255,255,.09), rgba(255,255,255,.06));
  box-shadow: var(--shadow);
  display:flex;
  flex-direction: column;
  transition: transform .18s ease, border-color .18s ease;
}
.card:hover{
  transform: translateY(-3px);
  border-color: rgba(33,192,109,.35);
}
.card__img{
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: rgba(0,0,0,.20);
}
.card__body{ padding: 14px; display:flex; flex-direction: column; gap: 10px; flex: 1; }
.card__title{ margin:0; font-size: 18px; }
.card__desc{ margin:0; color: var(--muted); font-size: 14px; line-height: 1.5; flex: 1; }

/* Footer + WhatsApp */
.footer{
  border-top: 1px solid rgba(255,255,255,.12);
  padding: 20px 0;
}
.footer__inner{
  display:flex; justify-content:space-between; gap: 12px; flex-wrap: wrap;
}
.muted{ color: var(--muted); }

.wa-float{
  position: fixed;
  right: 14px;
  bottom: 14px;
  z-index: 60;
  background: linear-gradient(180deg, var(--accent), var(--accent2));
  color: #fff;
  padding: 12px 14px;
  border-radius: 999px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(0,0,0,.12);
}
.wa-float:hover{ filter: brightness(0.98); }

@media (min-width: 900px){
  .header__cta{ display:inline-flex; }
}
@media (max-width: 920px){
  .grid{ grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 520px){
  .nav{ display:none; }
  .grid{ grid-template-columns: 1fr; }
}