:root {
  --azul-soren: #0073de;
  --preto: #000000;
  --branco: #ffffff;
  --cinza: #888888;
  --fonte-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

body {
  font-family: var(--fonte-sans);
  background-color: var(--preto);
  color: var(--branco);
}

.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
  gap: 20px;
}

.logo {
  width: 48px;
  height: auto;
  margin-bottom: 8px;
  animation: fade-in 0.6s ease both;
}

.eyebrow {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cinza);
  animation: fade-in 0.6s ease 0.1s both;
}

h1 {
  font-size: clamp(36px, 7vw, 64px);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.02em;
  max-width: 720px;
  animation: fade-in 0.6s ease 0.2s both;
}

.subtitle {
  font-size: clamp(15px, 2vw, 18px);
  line-height: 1.6;
  color: var(--cinza);
  max-width: 440px;
  animation: fade-in 0.6s ease 0.3s both;
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  padding: 16px 28px;
  background: var(--azul-soren);
  color: var(--branco);
  font-size: 15px;
  font-weight: 600;
  border-radius: 999px;
  text-decoration: none;
  transition: opacity 0.2s ease;
  animation: fade-in 0.6s ease 0.4s both;
}

.btn-whatsapp:hover {
  opacity: 0.85;
}

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