* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Segoe UI', sans-serif;
  background: linear-gradient(to right, #1c1c42, #242467);
  color: #fff;
  padding: 20px;
  text-align: center;
}

header, .intro, .video-demo, .form-section {
  margin-bottom: 30px;
}

#maintenance-popup {
  background: #ffc107;
  color: #000;
  padding: 10px;
  font-weight: bold;
  position: fixed;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  border-radius: 5px;
  display: none;
}

.lang-switch {
  position: fixed;
  top: 10px;
  right: 10px;
  z-index: 999;
}

.lang-switch button {
  background-color: #fff;
  color: #000;
  margin: 0 2px;
  border: none;
  padding: 5px 10px;
  cursor: pointer;
  font-weight: bold;
  border-radius: 5px;
}

header {
  padding: 20px;
  background-color: #00000088;
  border-radius: 10px;
  margin-bottom: 10px;
}

h1 {
  color: #ffc107;
  font-size: 2rem;
  margin-top: 10px;
  margin-bottom: 10px;
}

.intro p, #welcome {
  font-size: 1.1rem;
  margin: 10px;
}

.video-demo video {
  border-radius: 10px;
  max-width: 800px;
  width: 100%;
  box-shadow: 0 0 20px #00000077;
  margin: 0 auto;
}

.buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
  margin: 30px 0;
}

.button {
  background-color: #ff5722;
  color: white;
  padding: 15px 30px;
  border-radius: 30px;
  text-decoration: none;
  font-size: 1rem;
  position: relative;
  transition: all 0.3s ease;
}

.button:hover {
  background-color: #e64a19;
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(255, 87, 34, 0.4);
}

.form-section {
  background: #ffffff11;
  padding: 20px;
  border-radius: 10px;
  max-width: 600px;
  margin: 0 auto;
}

form input, form textarea {
  width: 100%;
  padding: 12px;
  margin: 10px 0;
  border-radius: 5px;
  border: none;
  font-size: 1rem;
}

form button {
  background-color: #ffc107;
  color: black;
  padding: 12px 30px;
  border: none;
  border-radius: 30px;
  font-size: 1rem;
  cursor: pointer;
  transition: transform 0.3s ease, background-color 0.3s ease;
}

form button:hover {
  background-color: #ffca28;
  transform: scale(1.05);
}

footer {
  font-size: 0.9rem;
  color: #ccc;
  margin-top: 50px;
}

@media screen and (max-width: 768px) {
  header {
  padding: 100px;
  background-color: #00000088;
  border-radius: 10px;
  margin-bottom: 5px;
  }

  h1 {
    font-size: 1.0rem;
  }
  
  .intro p, #welcome {
  font-size: 0.7rem;
  margin: 5px;
  }

  .button {
    font-size: 0.95rem;
    width: 90%;
    margin: 5px auto;
  }

  .video-demo video {
    width: 100%;
  }

  form input, form textarea {
    font-size: 1rem;
  }
}