body {
  background: #18181a;
  color: #ff2d2d;
  font-family: '3270 Nerd Font', 'Fira Mono', monospace;
  margin: 0;
  padding: 0;
  min-height: 100vh;
  min-width: 100vw;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  overflow-x: hidden;
}

html {
  height: 100%;
  width: 100%;
  box-sizing: border-box;
  overflow-x: hidden;
}

header {
  margin-top: 2rem;
  text-align: center;
}

h1 {
  font-size: 2.5rem;
  letter-spacing: 0.1em;
  text-shadow: 0 0 8px #ff2d2d44;
  margin-bottom: 0.5rem;
}

.subtitle {
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
}

h2 {
  font-size: 1.5rem;
  margin-top: 2rem;
  margin-bottom: 0.5rem;
  border-bottom: 2px solid #ff2d2d;
  display: inline-block;
  padding-bottom: 0.2em;
}

main {
  width: 100vw;
  max-width: 100vw;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1 0 auto;
  box-sizing: border-box;
  overflow-x: hidden;
}

.card {
  background: #232326;
  border: 1px solid #ff2d2d44;
  border-radius: 8px;
  margin: 1.5rem 0;
  padding: 2rem;
  width: 100%;
  max-width: 600px;
  box-shadow: 0 0 16px #ff2d2d22;
  box-sizing: border-box;
}

.btn {
  margin-top: 1rem;
  padding: 0.5rem 1.5rem;
  background: #ff2d2d;
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.2s;
}

.btn:hover {
  background: #ff5555;
}

.output {
  margin-top: 0.75rem;
  font-size: 1rem;
  color: #ffb3b3;
}

.retro-bar {
  width: 100vw;
  max-width: 100vw;
  height: 6px;
  background: repeating-linear-gradient(90deg, #ff2d2d, #ff2d2d 20px, #18181a 20px, #18181a 40px);
  margin-bottom: 2rem;
  margin-top: 2rem;
  box-sizing: border-box;
  overflow-x: hidden;
}

.footer {
  width: 100vw;
  max-width: 100vw;
  background: #18181a;
  color: #ff2d2d;
  text-align: center;
  padding: 1rem 0 1.5rem 0;
  font-size: 1rem;
  border-top: 1px solid #ff2d2d44;
  margin-top: auto;
  position: relative;
  left: 0;
  bottom: 0;
  box-sizing: border-box;
}

.video-container {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
  height: 0;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: 0 0 16px #ff2d2d22;
  margin-top: 1rem;
}
.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
  border-radius: 8px;
}

@media (max-width: 700px) {
  .card {
    padding: 1rem;
    max-width: 98vw;
  }
  h1 {
    font-size: 2rem;
  }
}