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

body {
  font-family: system-ui, sans-serif;
  background: #0f0f1a;
  color: #e0e0e0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.container {
  background: #1a1a2e;
  border: 1px solid #2a2a4a;
  border-radius: 16px;
  padding: 2rem;
  width: 100%;
  max-width: 520px;
}

h1 { font-size: 1.5rem; margin-bottom: 0.3rem; color: #fff; }
.subtitle { color: #888; font-size: 0.9rem; margin-bottom: 1.5rem; }
h2 { font-size: 1.1rem; margin: 1.5rem 0 0.8rem; color: #ccc; }

.input-group {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.8rem;
}

.input-group input {
  flex: 1;
  padding: 0.7rem 1rem;
  border-radius: 8px;
  border: 1px solid #2a2a4a;
  background: #0f0f1a;
  color: #fff;
  font-size: 1rem;
  outline: none;
}

.input-group input:focus { border-color: #5555dd; }

.input-group button {
  padding: 0.7rem 1rem;
  border-radius: 8px;
  border: 1px solid #2a2a4a;
  background: #2a2a4a;
  color: #ccc;
  cursor: pointer;
  font-size: 0.85rem;
}

.strength-bar-wrap {
  height: 8px;
  background: #2a2a4a;
  border-radius: 99px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.strength-bar {
  height: 100%;
  width: 0%;
  border-radius: 99px;
  transition: width 0.4s ease, background 0.4s ease;
}

.strength-label {
  font-size: 0.85rem;
  color: #888;
  margin-bottom: 1rem;
  min-height: 1.2em;
}

.tips {
  list-style: none;
  margin-bottom: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.tips li {
  font-size: 0.85rem;
  padding: 0.4rem 0.7rem;
  border-radius: 6px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tip-pass { background: #0d2b1e; color: #4caf82; }
.tip-fail { background: #2b0d0d; color: #e05555; }

.check-btn, .gen-btn {
  width: 100%;
  padding: 0.75rem;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 500;
  margin-bottom: 0.6rem;
}

.check-btn { background: #1e1e4a; color: #8888ff; border: 1px solid #3a3a7a; }
.check-btn:hover { background: #2a2a6a; }
.gen-btn { background: #1e3a1e; color: #66cc88; border: 1px solid #2a5a2a; }
.gen-btn:hover { background: #2a4a2a; }

.hibp-result { font-size: 0.85rem; min-height: 1.2em; margin-bottom: 0.5rem; }

hr { border: none; border-top: 1px solid #2a2a4a; margin: 1rem 0; }

.gen-options {
  display: flex;
  gap: 1rem;
  font-size: 0.85rem;
  color: #aaa;
  margin-bottom: 0.8rem;
  flex-wrap: wrap;
}

.gen-options input[type="number"] {
  width: 52px;
  background: #0f0f1a;
  border: 1px solid #2a2a4a;
  color: #fff;
  border-radius: 6px;
  padding: 0.2rem 0.4rem;
}

.generated-output {
  background: #0f0f1a;
  border: 1px solid #2a2a4a;
  border-radius: 8px;
  padding: 0.75rem 1rem;
  font-family: monospace;
  font-size: 0.95rem;
  color: #66cc88;
  word-break: break-all;
  min-height: 2.5rem;
}