/* General styles for index.html and game.html */

* {
  box-sizing: border-box;
  font-family: 'VT323', sans-serif;

}

body {
  margin: 0;
  background: #000;
  color: white;
  font-family: 'VT323', sans-serif;
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

header {
  padding: 20px;
  text-align: center;
  background: linear-gradient(90deg, #0a192f, #1f4068);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.7);
  border-bottom: 2px solid #61dafb;
}

h1 {
  margin: 0;
  font-size: 3rem;
  letter-spacing: 0.2rem;
  color: #61dafb;
  text-shadow: 0 0 10px rgba(97, 218, 251, 0.7);
}

main {
  flex-grow: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.menu-buttons {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: center;
}

.background-container {
  max-width: 100%;
  height: auto;
  background-image: url('path/to/image.png');
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
}


.btn {
  background: #0a192f;
  color: #61dafb;
  border: 2px solid #61dafb;
  padding: 15px 40px;
  text-decoration: none;
  font-size: 1.5rem;
  text-align: center;
  cursor: pointer;
  border-radius: 5px;
  transition: all 0.3s ease;
  user-select: none;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: "";
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: rgba(97, 218, 251, 0.2);
  transition: all 0.5s ease;
}

.btn:hover::after {
  left: 0;
}

.btn:hover {
  background: #61dafb;
  color: #0a192f;
  box-shadow: 0 0 15px #61dafb, 0 0 30px #61dafb inset;
}

/* Modal background */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.85);
  justify-content: center;
  align-items: center;
  animation: fadeIn 0.3s ease-out;
}

.modal-content {
  background: #111;
  padding: 30px 40px;
  border-radius: 10px;
  max-width: 450px;
  width: 90%;
  text-align: center;
  box-shadow: 0 0 25px #61dafb;
  animation: scaleIn 0.4s ease-out;
  border: 1px solid #61dafb;
}

#settings {
  margin-top: 30px;
  text-align: center;
  color: #61dafb;
}

#settings label {
  display: block;
  margin: 15px 0 5px;
  font-size: 1.2rem;
}

#settings input[type="range"] {
  width: 60%;
  margin-bottom: 10px;
}

.close-btn {
  margin-top: 20px;
  padding: 10px 30px;
  font-size: 1.2rem;
  background: #0a192f;
  color: #61dafb;
  border: 2px solid #61dafb;
  cursor: pointer;
  border-radius: 5px;
  user-select: none;
  transition: all 0.3s ease;
}

.close-btn:hover {
  background: #61dafb;
  color: #0a192f;
  box-shadow: 0 0 15px #61dafb;
}

/* Animations */
@keyframes scaleIn {
  from {
    transform: scale(0.8);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes fadeIn {
  from {
    background: rgba(0, 0, 0, 0);
  }
  to {
    background: rgba(0, 0, 0, 0.85);
  }
}