html,
body {
  height: 100%;
  margin: 0;
  overflow: hidden; /* pas de scroll */
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Le main prend l'espace restant */
#content {
  flex: 1 0 auto;
  min-height: 0; /* IMPORTANT: évite des débordements en flex sur certains mobiles */
}

/* Footer en bas */
footer {
  margin-top: auto;
}

/* Background plein écran, pas de répétition */
.page-bg {
  background-image: url("/img/bg.png");
  background-repeat: no-repeat;
  background-size: cover; /* s'adapte à l'écran */
  background-position: center; /* cadrage propre */
  background-color: #000; /* fallback */
}

/* ====== STYLES SECTION TÉLÉCHARGEMENT ====== */

/* Box principale: effet "liquid glass" iOS-like (moins flou) */
.download-card {
  animation: fadeIn 0.6s ease-in-out;

  /* override Tailwind */
  background: linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.12),
      rgba(255, 255, 255, 0.05)
    ) !important;

  border: 1px solid rgba(255, 255, 255, 0.16) !important;

  /* MOINS FLOU ici */
  -webkit-backdrop-filter: blur(12px) saturate(165%);
  backdrop-filter: blur(12px) saturate(165%);

  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.40),
    inset 0 1px 0 rgba(255, 255, 255, 0.16),
    inset 0 -1px 0 rgba(255, 255, 255, 0.08) !important;

  position: relative;
  overflow: hidden;
}

/* Reflet “glass” (léger) */
.download-card::before {
  content: "";
  position: absolute;
  inset: -45%;
  background: radial-gradient(
    circle at 30% 20%,
    rgba(255, 255, 255, 0.20),
    rgba(255, 255, 255, 0.05) 45%,
    rgba(255, 255, 255, 0) 72%
  );
  transform: rotate(8deg);
  pointer-events: none;
}

/* Liseré lumineux très léger */
.download-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  pointer-events: none;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.download-btn {
  position: relative;
  overflow: hidden;
}

.download-btn::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.download-btn:hover::before {
  width: 300px;
  height: 300px;
}

/* Animation pulse */
@keyframes pulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.7);
  }
  50% {
    box-shadow: 0 0 0 10px rgba(59, 130, 246, 0);
  }
}

.download-btn:hover {
  animation: pulse 2s infinite;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .download-card {
    padding: 1.5rem;
  }

  .download-btn {
    padding: 1.5rem;
  }
}