/* ============================================================
   base.css — Reset, body y efectos globales
   Calandria Mora © 2025
   ============================================================ */

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--cm-deep);
  color: var(--cm-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

/* Noise overlay de textura */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: .4;
}

/* Glow blobs decorativos */
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  z-index: 0;
}
.blob-1 { width: 500px; height: 500px; background: rgba(123, 92, 240, .25); top: -100px; left: -120px; }
.blob-2 { width: 400px; height: 400px; background: rgba(45, 212, 191, .18); top: 200px; right: -80px; }
.blob-3 { width: 350px; height: 350px; background: rgba(79, 70, 229, .2); bottom: -60px; left: 30%; }

/* Utilidades de texto */
.gradient-text {
  background: var(--cm-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Secciones comunes */
section {
  position: relative;
}

.section-eyebrow {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--cm-violet);
  margin-bottom: .75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.15;
  letter-spacing: -.025em;
  color: #fff;
}

.section-sub {
  font-size: 1rem;
  color: var(--cm-muted);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.8;
}

/* Animación fade-up */
.fade-up {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .7s ease, transform .7s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Animaciones */
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .5; transform: scale(1.3); }
}

@keyframes blink {
  0%, 49%   { opacity: 1; }
  50%, 100% { opacity: 0; }
}