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

:root {
  --bg: #0a0a0a;
  --surface: #111111;
  --accent: #ff6b1a;
  --text: #f0f0f0;
  --muted: #666;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.container {
  text-align: center;
  padding: 2rem;
}

.logo {
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text);
  position: relative;
  display: inline-block;
}

.logo::after {
  content: '';
  display: block;
  height: 4px;
  background: var(--accent);
  border-radius: 2px;
  margin-top: 0.3em;
  width: 0;
  animation: underline 0.8s ease 0.4s forwards;
}

@keyframes underline {
  to { width: 100%; }
}

.tagline {
  margin-top: 1.5rem;
  font-size: clamp(0.85rem, 2.5vw, 1rem);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--muted);
}