body {
  font-family: 'Inter', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: #0a0a0c;
  color: #f8fafc;
}

/* Ambient soft vignette for background animation readiness */
.hero-vignette {
  box-shadow: inset 0 0 160px 40px #0a0a0c;
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.04;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

/* ============================================================
       1. CONTAINER
       ============================================================ */
.hero-bg-dots {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;

  /* Soft radial mask: dots fade toward edges so center content
         (H1, CTAs) keeps visual priority. */
  -webkit-mask-image: radial-gradient(ellipse at center,
      black 30%,
      transparent 80%);
  mask-image: radial-gradient(ellipse at center,
      black 30%,
      transparent 80%);
}

/* ============================================================
       2. BASE GRID — pure CSS, zero DOM cost
       ============================================================ */
.hero-bg-dots::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, #134e4a 1px, transparent 1.5px);
  background-size: 50px 50px;
  background-position: 0 0;
  opacity: 0.4;
  animation: grid-breathe 2.5s ease-in-out infinite alternate;
}

@keyframes grid-breathe {
  from {
    opacity: 0.15;
    transform: scale(1);
  }

  to {
    opacity: 0.55;
    transform: scale(1.02);
  }
}

/* ============================================================
       3. ORGANIC DOTS — 24 individually animated dots
       ============================================================ */
.hero-bg-dots .dot {
  position: absolute;
  width: 2px;
  height: 2px;
  border-radius: 50%;
  background: #2dd4bf;
  /* Brighter blue for more intensity */
  animation: dot-pulse calc(var(--dur, 5s) * 0.4) ease-in-out calc(var(--delay, 0s) * 0.4) infinite alternate;
}

@keyframes dot-pulse {
  from {
    opacity: 0.10;
    transform: scale(0.8);
    box-shadow: 0 0 0px 0px rgba(45, 212, 191, 0);
  }

  to {
    opacity: 0.85;
    transform: scale(2.5);
    box-shadow: 0 0 6px 1px rgba(45, 212, 191, 0.4);
  }
}

/* ============================================================
       4. ACCESSIBILITY — reduced motion
       ============================================================ */
@media (prefers-reduced-motion: reduce) {
  .hero-bg-dots::before {
    animation: none;
    opacity: 0.35;
  }

  .hero-bg-dots .dot {
    animation: none;
    opacity: 0.5;
    transform: scale(1);
  }
}

/* ---------------------------------
       SMOOTH SCROLL & LAYOUT
       --------------------------------- */
html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

section[id] {
  scroll-margin-top: 6rem;
}

/* ---------------------------------
       FADE-IN ANIMATION
       --------------------------------- */
.metodo-card,
.fade-in-up {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 2000ms cubic-bezier(0.16, 1, 0.3, 1), transform 2000ms cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.metodo-card.is-visible,
.fade-in-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.ds-nav-link:hover,
.ds-nav-link.is-active {
  color: #60A5FA !important;
}

@media (prefers-reduced-motion: reduce) {

  .metodo-card,
  .fade-in-up {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

.mask-vertical-faded {
  mask-image: linear-gradient(to bottom, transparent, black 15%, black 85%, transparent);
  -webkit-mask-image: linear-gradient(to bottom, transparent, black 15%, black 85%, transparent);
}

/* ---------------------------------
       FORM & DROPDOWN PATTERNS
       --------------------------------- */
.ds-custom-select {
  z-index: 1;
}

.ds-custom-select.is-active {
  z-index: 50;
}

.ds-dropdown-menu {
  opacity: 0;
  transform: scale(0.95);
  pointer-events: none;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.is-active .ds-dropdown-menu {
  opacity: 1 !important;
  transform: scale(1) !important;
  pointer-events: auto !important;
}

.ds-option:hover {
  background: rgba(255, 255, 255, 0.05);
}