/* Página «Em breve» da Ars Cubica. Fundo claro, sem tipos de letra externos nem pedidos a terceiros. */
:root { color-scheme: light; }
* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  display: flex; flex-direction: column; min-height: 100vh;
  background: #f5f6f8; color: #0b0e14;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
main {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 48px 16px;
}
.marca { width: 112px; height: 112px; margin-bottom: 28px; }
h1 {
  margin: 0; font-size: clamp(2.4rem, 1.6rem + 4vw, 4rem); font-weight: 700; letter-spacing: -0.04em; line-height: 1;
}
.lema { margin: 14px 0 0; font-size: clamp(1.05rem, 1rem + 0.5vw, 1.3rem); color: #4a5163; }
.breve {
  display: inline-block; margin: 32px 0 0; padding: 10px 22px; border-radius: 999px;
  background: linear-gradient(135deg, #2d5bff, #7a3cf0); color: #fff;
  font-weight: 600; letter-spacing: 0.02em;
}
footer { padding: 24px 16px 32px; text-align: center; font-size: 0.95rem; }
footer a { color: #4a5163; text-decoration: none; padding: 8px; }
footer a:hover, footer a:focus-visible { color: #0b0e14; text-decoration: underline; }
.breve a { color: inherit; text-decoration: none; }