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

body {
  background: #0b0b0f;
  color: #e0e0e0;
  font-family: Arial, Helvetica Neue, Helvetica, sans-serif;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { width: 100%; height: auto; display: block; }

/* Header */
.page-header {
  text-align: center;
  padding: 30px 20px;
  background: #111118;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.home-link {
  display: inline-block;
}

.brand {
  display: block;
  font-size: clamp(1.4rem, 4vw, 2rem);
  font-weight: 700;
  color: #00f3ff;
  letter-spacing: 0.1em;
}

.sub {
  display: block;
  font-size: clamp(0.8rem, 2vw, 1rem);
  color: #888;
  margin-top: 6px;
  letter-spacing: 0.05em;
}

/* Mensaje */
.message {
  max-width: 800px;
  margin: 0 auto;
  padding: 30px 20px;
  text-align: center;
}

.message p {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  line-height: 1.7;
  color: #f0f0f5;
  margin-bottom: 12px;
}

.message p:first-child {
  font-weight: 700;
  font-style: italic;
  color: #ffea00;
}

/* Banner */
.banner {
  width: 100%;
  border-top: 2px solid rgba(0, 243, 255, 0.2);
  border-bottom: 2px solid rgba(0, 243, 255, 0.2);
}

/* Footer */
.page-footer {
  background: #111118;
  padding: 30px 20px;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.page-footer p {
  font-size: 11px;
  letter-spacing: 0.5px;
  color: #888;
  line-height: 1.4;
}

.nowrap {
  white-space: nowrap;
}