body {
  font-family: 'Roboto Mono', 'Arial', sans-serif;
  background: #0d1117;
  min-height: 100vh;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: repeating-linear-gradient(
    135deg, 
    #1a1c1f 0px 2px, 
    #111316 2px 30px
  );
  opacity: 0.12;
  pointer-events: none;
  z-index: 0;
}

.container {
  position: relative;
  background: #f1f5fa;
  color: #1a222b;
  padding: 2.75rem 2rem 2rem 2rem;
  border-radius: 18px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.28);
  max-width: 440px;
  width: 92%;
  border: 3px solid #ff6f00;
  text-align: center;
  z-index: 1;
}

.container::before {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 100%; height: 8px;
  background: repeating-linear-gradient(
    90deg,
    #ff6f00 0 18px,
    #fff 18px 24px
  );
  border-radius: 16px 16px 0 0;
  z-index: 2;
}

h1 {
  font-family: 'Orbitron', 'Roboto', sans-serif;
  font-weight: 800;
  font-size: 2rem;
  letter-spacing: 0.06em;
  margin-bottom: 1.2rem;
  color: #222e44;
  text-shadow: 0 1px 8px #fff4;
}

p {
  font-family: 'Roboto Mono', monospace;
  font-size: 1rem;
  color: #334155;
  margin-bottom: 2rem;
  line-height: 1.4;
}

input[type="email"] {
  padding: 0.8rem;
  width: 98%;
  border: 2px solid #0078D4;
  border-radius: 8px;
  font-size: 1.07rem;
  font-family: inherit;
  background: #e9edf6;
  color: #1d2237;
  outline: none;
  margin-bottom: 1.1rem;
  box-shadow: 0 2px 7px #0078d440;
  transition: border-color 0.18s, box-shadow 0.18s;
}

input[type="email"]:focus {
  border-color: #ff6f00;
  box-shadow: 0 0 12px #ff6f0040;
}

button {
  width: 100%;
  padding: 0.9rem 1.2rem;
  border: none;
  background-color: #ff6f00;
  color: #fff;
  font-size: 1.13rem;
  font-weight: bold;
  border-radius: 8px;
  box-shadow: 0 2px 8px #ff6f0033;
  cursor: pointer;
  letter-spacing: 1.3px;
  text-transform: uppercase;
  transition: background-color 0.24s, box-shadow 0.18s, transform 0.1s;
}

button:hover {
  background: #fd920a;
  box-shadow: 0 4px 14px #fd920a55;
  transform: scale(1.02);
}

.footer {
  color: #334155;
  margin-top: 2.1rem;
  font-size: 0.9rem;
}

.sr-only {
  position: absolute;position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0;
}