:root{
  --gold:#ffd000;
  --dark:#0b0b0b;
  --muted:#6b7280;
  --card-bg:#ffffff;
  --glass: rgba(255,255,255,0.06);
}

/* Reset */
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family: "Poppins", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  background:#f5f7fb;
  color:#111827;
  line-height:1.45;
}

/* HEADER */
.header {
  width:100%;
  background: linear-gradient(90deg,var(--dark),#111827);
  color:#fff;
  position:sticky;
  top:0;
  z-index:60;
  box-shadow:0 6px 20px rgba(2,6,23,0.18);
}
.header-inner{
  max-width:1200px;
  margin:0 auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 20px;
  gap:12px;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  text-decoration:none;
  color:var(--gold);
}
.brand .logo {
  width:44px;height:44px;border-radius:8px;background:linear-gradient(135deg,var(--gold),#ffb600);
  display:flex;align-items:center;justify-content:center;font-weight:800;color:#111;
  box-shadow:0 6px 18px rgba(0,0,0,0.2);
}
.brand h1{font-size:18px;letter-spacing:0.2px}

.nav{
  display:flex;
  align-items:center;
  gap:18px;
}
.nav a{
  color:#fff;
  text-decoration:none;
  font-weight:600;
  padding:8px 10px;
  border-radius:8px;
  transition:all .18s;
}
.nav a:hover{background:rgba(255,255,255,0.04)}
.cta{
  background:var(--gold);color:#111;padding:10px 14px;border-radius:10px;font-weight:700;text-decoration:none;
  box-shadow:0 6px 20px rgba(255,208,0,0.12);
}
.secondary{
  background:transparent;border:1px solid rgba(255,255,255,0.06);
  padding:8px 12px;border-radius:8px;color:#fff;text-decoration:none;font-weight:600;
}

/* HAMBURGER (mobile) */
.hamburger{
  display:none;
  width:44px;height:44px;border-radius:10px;background:transparent;
  border:1px solid rgba(255,255,255,0.04);
  align-items:center;justify-content:center;cursor:pointer;
}
.hamburger span{
  display:block;width:20px;height:2px;background:#fff;border-radius:2px;position:relative;
}
.hamburger span::before, .hamburger span::after{
  content:"";position:absolute;left:0;width:20px;height:2px;background:#fff;border-radius:2px;
}
.hamburger span::before{top:-6px}
.hamburger span::after{top:6px}

/* OVERLAY (clique pour fermer) */
.overlay{
  display:none;
  position:fixed;
  top:0;left:0;
  width:100%;height:100%;
  background:rgba(0,0,0,0.45);
  z-index:69;
  opacity:0;
  transition:opacity .25s ease;
}
.overlay.show{
  display:block;
  opacity:1;
}

/* Mobile drawer (OUVERTURE PAR LA GAUCHE) */
.mobile-drawer{
  position:fixed;
  left:0;top:0;
  height:100vh;width:320px;
  background:linear-gradient(180deg,#0b0b0b,#111827);
  padding:20px;
  transform:translateX(-110%);
  transition:transform .28s ease;
  z-index:70;
}
.mobile-drawer.open{
  transform:translateX(0);
}
.mobile-drawer .close{
  display:flex;justify-content:flex-end;
}
.mobile-drawer nav{
  display:flex;
  flex-direction:column;
  gap:14px;
  margin-top:18px;
}
.mobile-drawer a{
  color:#fff;font-weight:700;padding:12px;border-radius:8px;text-decoration:none
}
.mobile-drawer a:hover{
  background:rgba(255,255,255,0.04)
}

/* CONTAINER */
.main {max-width:1200px;margin:0 auto;padding:28px 20px}

/* Responsive */
@media (max-width:900px){
  .nav{display:none}
  .hamburger{display:flex}
  .brand h1{font-size:16px}
}


/* FIX GLOBAL : mise en forme desktop pour tous les row/col */
.row {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 20px;
}

.col {
  flex: 1 1 300px;
}

/* Sur mobile : empiler */
@media (max-width: 900px) {
  .row {
    flex-direction: column;
    align-items: center;
  }
}



/* La page auth.php */