*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #1a1a2e;
  font-family: 'Segoe UI', sans-serif;
  color: #eee;
}

.card {
  background: #16213e;
  border-radius: 12px;
  padding: 2rem;
  width: 100%;
  max-width: 480px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}

h1 {
  font-size: 1.4rem;
  margin-bottom: 1.5rem;
  text-align: center;
  color: #a29bfe;
}

.input-group {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

input[type="password"], input[type="text"] {
  flex: 1;
  padding: 0.65rem 1rem;
  border-radius: 8px;
  border: 1px solid #444;
  background: #0f3460;
  color: #fff;
  font-size: 1rem;
  outline: none;
  transition: border-color 0.2s;
}

input:focus { border-color: #a29bfe; }

button {
  padding: 0.65rem 1rem;
  border-radius: 8px;
  border: none;
  background: #a29bfe;
  color: #1a1a2e;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}

button:hover { background: #7c6fe0; color: #fff; }

.meter-wrap {
  height: 10px;
  background: #333;
  border-radius: 6px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.meter-bar {
  height: 100%;
  width: 0%;
  border-radius: 6px;
  transition: width 0.4s ease, background 0.4s ease;
}

.strength-label {
  text-align: right;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.issues, .suggestions {
  background: #0f3460;
  border-radius: 8px;
  padding: 0.75rem 1rem;
  margin-bottom: 0.75rem;
  font-size: 0.88rem;
  line-height: 1.6;
}

.issues { border-left: 3px solid #e74c3c; }
.suggestions { border-left: 3px solid #f39c12; }

ul { padding-left: 1.2rem; }

.hash-section, .suggest-section {
  background: #0f3460;
  border-radius: 8px;
  padding: 0.75rem 1rem;
  margin-top: 0.75rem;
  font-size: 0.82rem;
  word-break: break-all;
}

.hash-label, .suggest-label {
  font-size: 0.78rem;
  color: #a29bfe;
  margin-bottom: 0.3rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

code {
  color: #81ecec;
  font-family: monospace;
}

.suggest-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.suggest-row button {
  padding: 0.3rem 0.75rem;
  font-size: 0.8rem;
}

.hidden { display: none; }