@import url('https://fonts.googleapis.com/css2?family=Audiowide&family=Orbitron:wght@700&family=Roboto+Mono:wght@400&display=swap');

:root {
  --neon: #00ff99;
  --blue: #33ccff;
  --red: #ff4d4d;
  --yellow: #ffcc00;
  --dark: #0a0f1f;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Roboto Mono', monospace;
  background: radial-gradient(circle at top, var(--dark), #000);
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
  overflow: hidden;
}

/* Intro Animation */
.intro {
  position: fixed;
  inset: 0;
  background: #000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  z-index: 999;
}

.intro-logo {
  font-family: 'Orbitron', sans-serif;
  font-size: 3.5rem;
  color: var(--neon);
  letter-spacing: 2px;
  text-shadow: 0 0 20px var(--neon), 0 0 40px var(--blue);
  animation: glowPulse 2s infinite alternate;
}

.intro-logo span {
  color: var(--blue);
}

.intro-text {
  font-family: 'Audiowide', cursive;
  font-size: 1.1rem;
  color: #ffffff;
  margin-top: 20px;
  line-height: 1.5;
  min-height: 80px;
  white-space: pre-wrap;
  letter-spacing: 0.5px;
  text-shadow: 0 0 5px #fff, 0 0 12px #aaa;
}

@keyframes glowPulse {
  0% { text-shadow: 0 0 15px var(--neon), 0 0 30px var(--blue); }
  100% { text-shadow: 0 0 50px var(--neon), 0 0 100px var(--blue); }
}

/* Main UI */
.container {
  width: 350px;
  display: flex;
  flex-direction: column;
  align-items: center;
  transform: scale(0.9);
  opacity: 0;
  transition: 0.8s ease;
}

.container.show {
  transform: scale(1);
  opacity: 1;
}

/* Instruction Section */
.instruction {
  text-align: center;
  margin-bottom: 15px;
}

.instruction h2 {
  font-family: 'Audiowide', cursive;
  color: var(--neon);
  margin: 0 0 5px 0;
  font-size: 1.5rem;
  text-shadow: 0 0 2px var(--neon);
}

.instruction p {
  font-family: 'Roboto Mono', monospace;
  color: #ffffff;
  font-size: 0.95rem;
  margin: 0;
}

/* Input */
input {
  width: 100%;
  padding: 12px;
  border-radius: 8px;
  border: 2px solid #1f2a48;
  background: #0a0f1f;
  color: #fff;
  font-size: 14px;
  margin-bottom: 20px;
  outline: none;
}

input:focus {
  border-color: var(--neon);
  box-shadow: 0 0 10px var(--neon);
}

/* Password Strength */
#strength-wrapper {
  width: 100%;
}

#strength-bar {
  background: #1a1f33;
  border-radius: 6px;
  height: 12px;
  overflow: hidden;
}

#strength-bar div {
  width: 0%;
  height: 100%;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--red), var(--yellow), var(--blue), var(--neon));
  transition: width 0.5s ease, background 0.5s ease;
}

#strength-text {
  margin-top: 6px;
  font-size: 13px;
  color: #aaa;
  text-align: center;
}

footer {
  position: absolute;
  bottom: 15px;
  color: #0015ff;
  font-size: 13px;
}

.highlight {
  color: var(--neon);
  font-weight: 600;
  text-shadow: 0 0 10px var(--neon);
}