@font-face {
  font-family: 'Determination';
  src: url('fonts/determination.otf') format('opentype');
  font-weight: normal;
  font-style: normal;
}

body {
  cursor: url('dog.cur'), auto;
}

body {
  margin: 0;
  padding: 0;
  background: #000;
  color: #fff;
  font-family: 'Determination', monospace;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  text-align: center;
  overflow-x: hidden;
  cursor: url('dog.cur'), auto;
}

.container {
  padding: 20px;
  max-width: 700px;
  width: 100%;
  animation: fadeIn 1.2s ease;
}

.logo {
  max-width: 100%;
  height: auto;
  margin-bottom: 30px;
  filter: grayscale(100%) contrast(1000%);
  animation: logoPop 1.2s ease;
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
  letter-spacing: 2px;
}

.desc {
  font-size: 1.2rem;
  margin-bottom: 20px;
  line-height: 1.5;
  opacity: 0.9;
}

.button-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
  cursor: url('dog.cur'), auto;
}

.button {
  padding: 10px 25px;
  background: transparent;
  border: 2px solid #fff;
  color: #fff;
  font-family: 'Determination', monospace;
  font-size: 1.2rem;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 0;
  transition: none;
  cursor: url('dog.cur'), auto;
}

.button:hover {
  background: #fff;
  color: #000;
  cursor: url('dog.cur'), auto;
}

.chapter-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 15px;
  justify-content: center;
  opacity: 0;
  transform: translateY(-10px);
  pointer-events: none;
  transition: all 0.4s ease;
  cursor: url('dog.cur'), auto;
}

.chapter-buttons.show {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
  cursor: url('dog.cur'), auto;
}

.hidden {
  display: none;
}

.game-frame {
  margin-top: 20px;
  border: 4px solid #fff;
  padding: 5px;
  background: #000;
  box-shadow: 0 0 10px #fff;
  animation: popIn 0.4s ease;
  cursor: url('dog.cur'), auto;
}

iframe {
  width: 100%;
  height: 400px;
  background: #000;
  border: none;
  cursor: url('dog.cur'), auto;
}

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

@keyframes logoPop {
  from { opacity: 0; transform: scale(0.8); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes popIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.credits {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 220px;
  background: #000;
  color: #fff;
  border: 2px solid #fff;
  padding: 15px;
  font-size: 0.9rem;
  font-family: 'Determination', monospace;
  box-shadow: 0 0 10px #fff;
  z-index: 999;
}