/* General Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

body {
  /* Dark professional gradient */
  background: radial-gradient(circle at center, #2c3e50 0%, #000000 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  color: #ffffff;
}

.container {
  /* Dark gray glass card */
  background: #1e1e1e;
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
  border: 1px solid #333; /* Subtle border to define the edge against the black background */
  width: 100%;
  max-width: 400px;
}

h1 {
  font-size: 1.4rem;
  margin-bottom: 1.5rem;
  text-align: center;
  color: #f5f5f5;
  letter-spacing: 0.5px;
}

/* Input Styling - Dark Theme */
input[type="password"] {
  width: 100%;
  padding: 12px 15px;
  background-color: #2d2d2d;
  border: 1px solid #444;
  border-radius: 6px;
  font-size: 1rem;
  color: #ffffff;
  transition: all 0.3s ease;
  outline: none;
}

input[type="password"]:focus {
  border-color: #888; /* Soft gray glow instead of bright colors */
  background-color: #333;
}

/* Strength Text Display */
#strengthText {
  margin-top: 1.2rem;
  font-weight: 500;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Requirements List - Muted Grays */
#requirements {
  list-style: none;
  margin-top: 1.5rem;
  padding-top: 1.2rem;
  border-top: 1px solid #333;
}

#requirements li {
  font-size: 0.85rem;
  margin-bottom: 10px;
  color: #888; /* Muted gray for unmet requirements */
  display: flex;
  align-items: center;
  transition: all 0.4s ease;
}

/* Success State - Use a professional "Mint" or "Silver" */
#requirements li.valid {
  color: #ffffff; /* Bright white when met */
}

#requirements li.valid::before {
  content: "●"; /* Minimalist bullet */
  color: #27ae60; /* Subtle green for success */
  margin-right: 12px;
  font-size: 0.7rem;
}

#requirements li::before {
  content: "○";
  color: #444;
  margin-right: 12px;
  font-size: 0.7rem;
}