/* ==========================================================================
   NEBULON — Base
   ========================================================================== */

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Textura de fondo: campo de estrellas muy sutil, fijo, no interactivo */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    radial-gradient(1px 1px at 12% 22%, rgba(255, 255, 255, 0.35), transparent),
    radial-gradient(1px 1px at 78% 12%, rgba(255, 255, 255, 0.28), transparent),
    radial-gradient(1.5px 1.5px at 34% 68%, rgba(255, 255, 255, 0.22), transparent),
    radial-gradient(1px 1px at 62% 82%, rgba(255, 255, 255, 0.3), transparent),
    radial-gradient(1px 1px at 88% 46%, rgba(255, 255, 255, 0.22), transparent),
    radial-gradient(1.5px 1.5px at 6% 78%, rgba(255, 255, 255, 0.18), transparent);
  background-repeat: no-repeat;
  background-size: 100% 100%;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: var(--lh-tight);
  font-weight: 600;
  letter-spacing: -0.01em;
}

p {
  color: var(--text-muted);
  max-width: 62ch;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-5);
}

@media (min-width: 768px) {
  .container {
    padding-inline: var(--space-7);
  }
}

section {
  position: relative;
  padding-block: var(--space-9);
}

.section-head {
  max-width: 640px;
  margin-bottom: var(--space-7);
}

.section-head p {
  margin-top: var(--space-4);
  font-size: var(--fs-lead);
}

.text-gradient {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: -60px;
  background: var(--accent-violet);
  color: #fff;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-sm);
  z-index: 999;
  transition: top var(--dur-base) var(--ease-out);
}

.skip-link:focus {
  top: var(--space-4);
}

::selection {
  background: var(--accent-violet);
  color: #fff;
}