* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: #050505;
  color: #ffffff;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
  text-align: center;
  animation: fadeIn 1.4s ease both;
}

.mark {
  margin-bottom: 28px;
  opacity: 0.95;
}

h1 {
  margin: 0 0 36px;
  font-size: clamp(44px, 8vw, 84px);
  letter-spacing: 0.22em;
  font-weight: 500;
  transform: translateX(0.11em);
}

.headline {
  margin: 0;
  font-size: clamp(28px, 5vw, 58px);
  line-height: 1.06;
  font-weight: 500;
  letter-spacing: -0.04em;
}

.subheadline {
  margin: 22px 0 42px;
  font-size: clamp(18px, 2.5vw, 28px);
  line-height: 1.35;
  color: rgba(255, 255, 255, 0.72);
  font-weight: 300;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 210px;
  min-height: 54px;
  padding: 0 28px;
  border-radius: 999px;
  background: #ffffff;
  color: #050505;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
  opacity: 0.88;
}

.footer {
  position: fixed;
  bottom: 26px;
  left: 24px;
  right: 24px;
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.42);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}