@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap");

:root {
  --bg-color: #111827;
  --container-bg: #1f2937;
  --text-color: #ffffff;
  --text-secondary: #9ca3af;
  --input-bg: #374151;
  --input-border: #4b5563;
  --input-focus-ring: #6366f1;
  --strength-meter-bg: #374151;
  --strength-weak: #ef4444;
  --strength-medium: #f59e0b;
  --strength-strong: #10b981;
  --strength-very-strong: #3b82f6;
  --requirement-met: #10b981;
  --requirement-unmet: #6b7280;
  --suggestion-bg: rgba(55, 65, 81, 0.5);
  --suggestion-border: #4b5563;
  --suggestion-password-bg: #111827;
  --suggestion-password-text: #34d399;
}

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

body {
  font-family: "Inter", sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.password-checker-container {
  background-color: var(--container-bg);
  border-radius: 1rem;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1),
    0 10px 10px -5px rgba(0, 0, 0, 0.04);
  padding: 2rem;
  width: 100%;
  max-width: 28rem;
}

.title {
  font-size: 1.875rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 0.5rem;
}

.subtitle {
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 1.5rem;
}

.password-input-container {
  position: relative;
  margin-bottom: 1rem;
}

.password-input {
  width: 100%;
  background-color: var(--input-bg);
  border: 2px solid var(--input-border);
  border-radius: 0.5rem;
  padding: 1rem;
  color: var(--text-color);
  font-size: 1rem;
  transition: all 0.2s ease;
}

.password-input::placeholder {
  color: var(--text-secondary);
}

.password-input:focus {
  outline: none;
  border-color: var(--input-focus-ring);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.3);
}

.toggle-password-btn {
  position: absolute;
  right: 0;
  top: 0;
  height: 100%;
  padding: 0 1rem;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  transition: color 0.2s ease;
}

.toggle-password-btn:hover {
  color: var(--text-color);
}

.eye-icon {
  width: 1.5rem;
  height: 1.5rem;
}

.strength-meter-container {
  margin-bottom: 1.5rem;
}

.strength-meter-bg {
  width: 100%;
  background-color: var(--strength-meter-bg);
  border-radius: 9999px;
  height: 0.75rem;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.strength-meter-fill {
  height: 100%;
  border-radius: 9999px;
  width: 0%;
  transition: width 0.3s ease-in-out, background-color 0.3s ease-in-out;
}

.strength-text-container {
  text-align: center;
}

.strength-text {
  font-weight: 500;
  color: var(--text-secondary);
}

.requirements-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.requirement-item {
  display: flex;
  align-items: center;
  color: var(--requirement-unmet);
  transition: color 0.3s ease-in-out;
}

.requirement-item.met {
  color: var(--requirement-met);
}

.requirement-icon {
  width: 1.25rem;
  height: 1.25rem;
  margin-right: 0.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color 0.3s ease-in-out;
}

.suggestion-box {
  margin-top: 1.5rem;
  background-color: var(--suggestion-bg);
  padding: 1rem;
  border-radius: 0.5rem;
  border: 1px solid var(--suggestion-border);
}

.suggestion-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.suggestion-password-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--suggestion-password-bg);
  border-radius: 0.375rem;
  padding: 0.5rem;
}

.suggested-password {
  font-family: monospace;
  color: var(--suggestion-password-text);
  font-size: 1.125rem;
}

.copy-btn {
  color: var(--text-secondary);
  background: transparent;
  border: none;
  padding: 0.5rem;
  border-radius: 0.25rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.copy-btn:hover {
  color: var(--text-color);
  background-color: rgba(255, 255, 255, 0.1);
}

.copy-icon {
  width: 1.25rem;
  height: 1.25rem;
}

.hidden {
  display: none;
}