/* ==========================================================================
   SAPIENSIA CLAN — MÓDULO 2: BASE, TIPOGRAFÍA & UTILIDADES PIXEL ART
   Archivo: css/base.css
   Descripción: Reseteo CSS universal, configuración del cuerpo y renderizado de sprites.
   ========================================================================== */

/* --- RESETEO UNIVERSAL --- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
}

/* --- CUERPO PRINCIPAL --- */
body {
  background-color: var(--bg-dark);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --- CONTENEDORES DE SECCIÓN ESTÁNDAR --- */
.section-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 90px 24px;
}

.section-header {
  text-align: center;
  margin-bottom: 54px;
}

.section-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  color: var(--amber-primary);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.section-title {
  font-family: var(--font-serif-title);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 700;
  letter-spacing: 0.05em;
  color: #fff;
  margin-bottom: 12px;
}

.section-sub {
  color: var(--text-secondary);
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto;
}

.gold-line {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--amber-primary), transparent);
  margin: 18px auto 0;
}

/* --- CONTENEDOR GLASS BASE --- */
.card-glass {
  position: relative;
  background: var(--bg-card);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glass);
  overflow: hidden;
  transition: border-color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
}

/* --- SPOTLIGHT REACTIVO AL CURSOR (CURSOR TRACKING) --- */
.spotlight-card {
  --mouse-x: 50%;
  --mouse-y: 50%;
  isolation: isolate;
}

.spotlight-card::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: radial-gradient(
    380px circle at var(--mouse-x) var(--mouse-y),
    rgba(245, 158, 11, 0.75),
    rgba(99, 102, 241, 0.2) 40%,
    rgba(255, 255, 255, 0.03) 70%,
    transparent 100%
  );
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 1;
}

.spotlight-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(
    450px circle at var(--mouse-x) var(--mouse-y),
    rgba(245, 158, 11, 0.04),
    transparent 65%
  );
  pointer-events: none;
  z-index: 0;
}

/* --- CLASES DE RENDERIZADO PIXEL ART (PIX SPRITES) --- */
.pixel-icon-inline {
  width: 18px;
  height: 18px;
  image-rendering: pixelated;
  vertical-align: -3px;
  margin-right: 6px;
  display: inline-block;
}

.pixel-icon-lg {
  width: 44px;
  height: 44px;
  image-rendering: pixelated;
  display: inline-block;
  filter: drop-shadow(0 4px 12px rgba(245, 158, 11, 0.3));
  transition: transform 0.2s ease;
}

.card-glass:hover .pixel-icon-lg {
  transform: scale(1.1);
}

.pixel-icon-badge {
  width: 15px;
  height: 15px;
  image-rendering: pixelated;
  vertical-align: -2px;
  margin-right: 6px;
  display: inline-block;
}