/* Container, header, footer */
.container{
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}
@media (min-width: 768px){ .container{ padding: 0 32px; } }

section{ padding: 48px 0; }
@media (min-width: 768px){ section{ padding: 88px 0; } }

/* ============ HEADER STICKY ============ */
.site-header{
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: background var(--t-base), border-color var(--t-base), box-shadow var(--t-base);
}
.site-header.scrolled{
  background: color-mix(in srgb, var(--bg) 96%, transparent);
  border-bottom-color: var(--border);
  box-shadow: 0 6px 20px -16px rgba(34,42,36,0.25);
}
.header-inner{
  height: var(--header-h-mobile);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}
@media (min-width: 768px){ .header-inner{ height: var(--header-h); } }

/* Brand */
.brand{
  display: inline-flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  color: var(--text);
}
.brand-mark{
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, var(--bg));
  border-radius: 50%;
  flex-shrink: 0;
}
.brand-mark svg{ width: 22px; height: 22px; }
.brand-name{
  font-family: var(--ff-display);
  font-weight: 500;
  font-size: 1.2rem;
  line-height: 1;
  letter-spacing: -0.005em;
}
.brand-tag{
  display: none;
  font-family: var(--ff-ui);
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-mute);
  margin-left: 10px;
  padding-left: 12px;
  border-left: 1px solid var(--border);
}
@media (min-width: 980px){ .brand-tag{ display: inline; } }

/* Nav desktop */
.nav-desk{ display: none; }
@media (min-width: 768px){
  .nav-desk{
    display: flex;
    align-items: center;
    gap: clamp(14px, 2vw, 28px);
  }
  .nav-desk a{
    font-family: var(--ff-ui);
    font-size: .92rem;
    color: var(--text);
    opacity: .82;
    transition: opacity var(--t-fast), color var(--t-fast);
  }
  .nav-desk a:hover{ opacity: 1; color: var(--accent); }
}

.header-cta{
  display: none;
}
@media (min-width: 768px){
  .header-cta{
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent);
    color: #F4F7EE;
    padding: 10px 16px;
    border-radius: 999px;
    font-family: var(--ff-ui);
    font-size: .9rem;
    font-weight: 500;
    transition: background var(--t-fast), transform var(--t-fast);
  }
  .header-cta:hover{ background: var(--primary); transform: translateY(-1px); }
  .header-cta svg{ width: 16px; height: 16px; }
}

/* Burger (mobile, position fixed top-right) - PIEGE PROD #14 */
.burger{
  position: fixed;
  top: calc((var(--header-h-mobile) - 44px) / 2);
  right: 16px;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  background: transparent;
  border: 0;
  cursor: pointer;
  z-index: calc(var(--z-header) + 10);
  color: var(--text);
}
.burger span{
  position: relative;
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform var(--t-base), background var(--t-base);
}
.burger span::before, .burger span::after{
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform var(--t-base), top var(--t-base);
}
.burger span::before{ top: -7px; }
.burger span::after{ top: 7px; }
.burger.is-open span{ background: transparent; }
.burger.is-open span::before{ top: 0; transform: rotate(45deg); }
.burger.is-open span::after{ top: 0; transform: rotate(-45deg); }
@media (min-width: 768px){ .burger{ display: none; } }

/* Menu mobile (enfant direct du body, position fixed full screen 100dvh) */
.menu-mobile{
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  height: 100dvh;
  background: var(--bg);
  z-index: var(--z-menu);
  padding: calc(var(--header-h-mobile) + 24px) 28px 40px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: transform .35s ease, opacity .35s ease, visibility 0s linear .35s;
}
.menu-mobile.is-open{
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
  transition: transform .35s ease, opacity .35s ease;
}
.menu-mobile a{
  font-family: var(--ff-display);
  font-size: 1.85rem;
  font-weight: 500;
  color: var(--text);
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.menu-mobile a:last-of-type{ border-bottom: 0; }
.menu-mobile-ctas{
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.menu-mobile-ctas a{
  border-bottom: 0 !important;
  text-align: center;
  font-size: 1rem;
  padding: 14px 18px;
  border-radius: 999px;
  font-family: var(--ff-ui);
  font-weight: 500;
}
.menu-mobile-ctas a.btn-primary{
  background: var(--accent);
  color: #F4F7EE !important;
}
.menu-mobile-ctas a.btn-wa{
  background: var(--wa-green);
  color: #FFFFFF !important;
}
@media (min-width: 768px){ .menu-mobile{ display: none; } }

/* ============ FOOTER ============ */
.site-footer{
  background: var(--surface-dark);
  color: rgba(243, 245, 238, 0.88);
  margin-top: 0;
  padding: 60px 0 28px;
}
.site-footer h4{
  font-family: var(--ff-display);
  color: #F3F5EE;
  font-size: 1.2rem;
  margin-bottom: 14px;
}
.site-footer p, .site-footer li, .site-footer a{ color: rgba(243, 245, 238, 0.78); font-size: .94rem; }
.site-footer a:hover{ color: var(--accent-on-dark); }
.footer-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(243, 245, 238, 0.12);
}
@media (min-width: 768px){ .footer-grid{ grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; } }
.footer-brand{
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #F3F5EE;
  margin-bottom: 12px;
}
.footer-brand .brand-mark{
  background: rgba(200, 216, 194, 0.16);
  color: var(--accent-on-dark);
}
.footer-brand .brand-name{ color: #F3F5EE; }
.footer-list{ list-style: none; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-bottom{
  padding-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  align-items: center;
  font-size: .82rem;
  color: rgba(243, 245, 238, 0.6);
}
.footer-bottom a{ color: rgba(243, 245, 238, 0.7); text-decoration: underline; text-decoration-color: rgba(243,245,238,0.2); }

/* FAB Appeler (mobile only) */
.fab-call{
  position: fixed;
  bottom: 18px;
  right: 18px;
  z-index: var(--z-fab);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--accent);
  color: #F4F7EE;
  display: grid;
  place-items: center;
  box-shadow: 0 10px 24px -10px rgba(34, 42, 36, 0.45);
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: opacity .3s, transform .3s;
}
.fab-call.is-visible{ opacity: 1; pointer-events: auto; transform: translateY(0); }
.fab-call svg{ width: 24px; height: 24px; }
@media (min-width: 768px){ .fab-call{ display: none; } }