/* ==========================================================================
   Reset y estilos base
   ========================================================================== */

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

/* 1rem = 10px */
html {
  font-size: 62.5%;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--f-sans);
  font-size: 1.6rem;
  line-height: 1.6;
  color: var(--c-text);
  background-color: var(--c-bg-deep);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--f-display);
  line-height: 1.15;
  /* Sora se usa sin negrita: la jerarquía la marca el tamaño. */
  font-weight: 400;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

img, svg, video {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

input, textarea, select {
  font: inherit;
  color: inherit;
}

ul, ol {
  list-style: none;
}

:focus-visible {
  outline: 0.2rem solid var(--c-cyan);
  outline-offset: 0.3rem;
  border-radius: var(--r-sm);
}

::selection {
  background-color: rgba(34, 211, 238, 0.3);
  color: var(--c-text);
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
  width: 1rem;
  height: 1rem;
}

::-webkit-scrollbar-track {
  background: var(--c-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--c-surface-2);
  border-radius: var(--r-full);
  border: 0.2rem solid var(--c-bg);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--c-cyan-deep);
}

/* --- Utilidades --- */
.u-visually-hidden {
  position: absolute;
  width: 0.1rem;
  height: 0.1rem;
  padding: 0;
  margin: -0.1rem;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.u-container {
  width: 100%;
  max-width: var(--w-content);
  margin-inline: auto;
  padding-inline: var(--s-5);
}

.u-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-cyan);
}

.u-eyebrow::before {
  content: "";
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  background-color: currentColor;
  box-shadow: 0 0 1rem currentColor;
}

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

.u-mono {
  font-family: var(--f-mono);
  font-variant-numeric: tabular-nums;
}

/* --- Accesibilidad: respetar reducción de movimiento --- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}