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

body {
  font-family: system-ui, sans-serif;
  background: #f9f9f9;
  color: #1a1a1a;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

main {
  text-align: center;
  max-width: 640px;
  width: 100%;
  padding: 1.5rem;
}

h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.tagline {
  color: #555;
  margin-bottom: 2.5rem;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
}

@media (max-width: 480px) {
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  background: #fff;
  border: 3px solid #1a1a1a;
  border-radius: 8px;
  padding: 1rem;
  box-shadow: 4px 4px 0 #1a1a1a;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
}

.stat-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #777;
}

.progress-track {
  position: relative;
  margin-top: 2rem;
  background: #fff;
  border: 3px solid #1a1a1a;
  border-radius: 999px;
  height: 36px;
  box-shadow: 4px 4px 0 #1a1a1a;
  overflow: hidden;
}

.progress-fill {
  position: absolute;
  inset: 0 auto 0 0;
  background: #f5c800;
  transition: width 0.4s ease;
}

.progress-label {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #777;
  pointer-events: none;
}

.appreciation {
  margin-top: 1rem;
  background: #f5c800;
  border: 3px solid #1a1a1a;
  border-radius: 8px;
  padding: 0.85rem 1.5rem;
  box-shadow: 4px 4px 0 #1a1a1a;
  text-align: center;
}

.appreciation-text {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #1a1a1a;
  transition: opacity 0.3s ease;
}