body {
  margin: 0;
  font-family: 'Orbitron', sans-serif;
  background: radial-gradient(ellipse at center, #0f2027, #203a43, #2c5364);
  color: #00ffe7;
  overflow-x: hidden;
}

header {
  background: #00000088;
  padding: 2rem;
  text-align: center;
  color: #00ffe7;
  border-bottom: 2px solid #00ffe7;
}

nav {
  background: #0a0a0a;
  display: flex;
  justify-content: center;
  gap: 2rem;
  padding: 1rem;
  border-top: 1px solid #00ffe7;
  border-bottom: 1px solid #00ffe7;
}

nav a {
  color: #00ffe7;
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s ease;
}

nav a:hover {
  color: #ff00cc;
}

main {
  padding: 2rem;
  text-align: center;
  animation: flicker 2s infinite alternate;
}

footer {
  background: #00000088;
  color: #00ffe7;
  padding: 1rem;
  text-align: center;
  border-top: 2px solid #00ffe7;
}

@keyframes flicker {
  0% { opacity: 1; }
  50% { opacity: 0.9; }
  100% { opacity: 1; }
}

#intro {
  background: black;
  color: #00ffe7;
  font-size: 1.5rem;
  text-align: center;
  padding: 4rem;
  animation: fadeOut 3s ease forwards;
}
@keyframes fadeOut {
  0% { opacity: 1; }
  90% { opacity: 1; }
  100% { opacity: 0; display: none; }
}

#qr {
  text-align: center;
  margin: 3rem 0;
}
.qr-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  animation: pulse 2s infinite;
}
.qr-box img {
  width: 180px;
  margin-bottom: 1rem;
  border: 3px solid #00ffe7;
  border-radius: 12px;
}
.qr-info {
  color: #ffffff;
  background-color: #203a43;
  padding: 1rem;
  border-radius: 12px;
  max-width: 300px;
}
@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

.logo-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 2rem;
}
.logo-proxitech {
  max-width: 220px;
  margin-bottom: 1rem;
  border-radius: 12px;
  box-shadow: 0 0 15px #00ffe7;
}
.slogan {
  color: #cccccc;
  font-size: 1.2rem;
  text-align: center;
}

.caricature-img {
    width: 220px;
    border-radius: 16px;
    box-shadow: 0 0 20px #00ffe7;
    margin: 1.5rem auto;
    display: block;
}

#intro-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: #000915;
  color: #00ffcc;
  font-family: 'Courier New', monospace;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  animation: fadeOut 2.5s ease-out 3.5s forwards;
}
.terminal {
  text-align: left;
  padding: 2rem;
}
.terminal-line {
  margin: 0.3rem 0;
  animation: typing 1s steps(20, end), blink 0.5s step-end infinite alternate;
  white-space: nowrap;
  overflow: hidden;
  border-right: 2px solid #00ffcc;
}
.terminal-logo {
  margin-top: 2rem;
  font-size: 2.5rem;
  text-align: center;
  text-shadow: 0 0 10px #00ffcc;
}
@keyframes fadeOut {
  to {
    opacity: 0;
    visibility: hidden;
  }
}
@keyframes typing {
  from { width: 0; }
  to { width: 100%; }
}
@keyframes blink {
  50% { border-color: transparent; }
}

.formation-ia {
  background: #0a0a23;
  color: #ffffff;
  padding: 2rem;
  border-top: 2px solid #00ffe7;
  font-family: 'Segoe UI', sans-serif;
}
.formation-ia h2 {
  font-size: 2rem;
  color: #00ffe7;
}
.formation-ia ul {
  margin: 1rem 0;
  padding-left: 1.5rem;
}
.formation-ia li {
  margin: 0.5rem 0;
  list-style-type: "✅ ";
}
@media (max-width: 768px) {
  .formation-ia {
    padding: 1rem;
    font-size: 0.95rem;
  }
}

.contact-qr {
  background: #fff0fb;
  padding: 2rem;
  text-align: center;
  border-top: 2px dashed #d10083;
  font-family: 'Segoe UI', sans-serif;
}
.contact-qr h2 {
  color: #d10083;
}
.qr-contact-img {
  margin-top: 1rem;
  width: 200px;
  height: auto;
  border: 4px solid #d10083;
  border-radius: 12px;
}