:root {
  --a3d-bg: #0b1626;
  --a3d-surface: #142b47;
  --a3d-surface-alt: #1b3a5c;
  --a3d-border: #24466e;
  --a3d-accent: #ffd001;
  --a3d-text: #f5f5f7;
  --a3d-text-muted: #b9c3d1;
  --a3d-radius: 16px;
  --a3d-transition: 250ms ease-out;
  --a3d-transition-slow: 600ms ease-out;
}

body {
  background-color: var(--a3d-bg) !important;
  background-image:
    radial-gradient(circle at 15% 20%, rgba(255, 208, 1, 0.08), transparent 40%),
    radial-gradient(circle at 85% 0%, rgba(30, 144, 255, 0.14), transparent 45%),
    url("https://app.explor-k.com/CDN/wpexplork/fondoaa.webp");
  background-repeat: no-repeat, no-repeat, repeat;
  background-size: cover, cover, auto;
  color: var(--a3d-text);
}


.reveal3d {
  opacity: 0;
  transform: perspective(1200px) rotateX(-12deg) translateY(36px);
  transform-origin: top center;
  transition: opacity var(--a3d-transition-slow), transform var(--a3d-transition-slow);
}

.reveal3d.is-visible {
  opacity: 1;
  transform: perspective(1200px) rotateX(0) translateY(0);
}

.cards3d-grid .card3d:nth-child(2) { transition-delay: 0.1s; }
.cards3d-grid .card3d:nth-child(3) { transition-delay: 0.2s; }
.portals3d-grid .portal3d:nth-child(2) { transition-delay: 0.12s; }
.steps3d .step3d:nth-child(2) { transition-delay: 0.08s; }
.steps3d .step3d:nth-child(3) { transition-delay: 0.16s; }
.steps3d .step3d:nth-child(4) { transition-delay: 0.24s; }


.hero3d {
  padding: 7rem 1.25rem 4rem;
  text-align: center;
  perspective: 1400px;
}

.hero3d-stage {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  transform-style: preserve-3d;
}

.hero3d-layer {
  position: absolute;
  inset: -12% -6%;
  border-radius: 24px;
  z-index: -1;
  transform: translateZ(-60px);
  background: linear-gradient(135deg, rgba(255, 208, 1, 0.12), rgba(30, 144, 255, 0.12));
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.hero3d-eyebrow {
  display: inline-block;
  padding: 0.35rem 1rem;
  border-radius: 999px;
  background: rgba(255, 208, 1, 0.12);
  color: var(--a3d-accent);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transform: translateZ(30px);
}

.hero3d-title {
  margin: 1rem 0 0.75rem;
  color: var(--a3d-text);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  transform: translateZ(50px);
}

.hero3d-title span {
  color: var(--a3d-accent);
}

.hero3d-subtitle {
  max-width: 620px;
  margin: 0 auto;
  color: var(--a3d-text-muted);
  font-size: 1.05rem;
  line-height: 1.6;
  transform: translateZ(20px);
}


.section3d {
  padding: 3.5rem 1.25rem;
  max-width: 1200px;
  margin: 0 auto;
}

.section3d-title {
  text-align: center;
  color: var(--a3d-text);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.section3d-subtitle {
  text-align: center;
  color: var(--a3d-text-muted);
  max-width: 640px;
  margin: 0 auto 2.5rem;
  line-height: 1.6;
}


.cards3d-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  perspective: 1400px;
}

.card3d {
  transform-style: preserve-3d;
  transition: transform var(--a3d-transition), box-shadow var(--a3d-transition);
  border-radius: var(--a3d-radius);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

.card3d:hover,
.card3d:focus-within {
  box-shadow: 0 26px 55px rgba(0, 0, 0, 0.5);
}

.card3d:focus-within {
  transform: translateY(-6px);
}

.card3d-link {
  display: block;
  border-radius: var(--a3d-radius);
  overflow: hidden;
  background: var(--a3d-surface);
  border: 1px solid var(--a3d-border);
}

.card3d-link:focus-visible {
  outline: 3px solid var(--a3d-accent);
  outline-offset: 3px;
}

.card3d img {
  width: 100%;
  height: auto;
  display: block;
}


.portals3d-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
  perspective: 1400px;
}

.portal3d {
  transform-style: preserve-3d;
  transition: transform var(--a3d-transition), box-shadow var(--a3d-transition);
  border-radius: var(--a3d-radius);
}

.portal3d:focus-within {
  transform: translateY(-6px);
}

.portal3d-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 1.75rem 1.5rem;
  height: 100%;
  border-radius: var(--a3d-radius);
  background: linear-gradient(160deg, var(--a3d-surface-alt), var(--a3d-surface));
  border: 1px solid var(--a3d-border);
  text-decoration: none;
  color: var(--a3d-text);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

.portal3d-link:focus-visible {
  outline: 3px solid var(--a3d-accent);
  outline-offset: 3px;
}

.portal3d img {
  max-width: 220px;
  width: 100%;
  height: auto;
  display: block;
}

.portal3d-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--a3d-accent);
  font-weight: 700;
  font-size: 0.95rem;
}

.portal3d-cta i {
  transition: transform var(--a3d-transition);
}

.portal3d-link:hover .portal3d-cta i,
.portal3d-link:focus-visible .portal3d-cta i {
  transform: translateX(4px);
}


.steps3d {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
  display: grid;
  gap: 1.75rem;
  perspective: 1600px;
}

.steps3d::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 34px;
  width: 2px;
  background: linear-gradient(var(--a3d-accent), transparent 90%);
  opacity: 0.4;
}

.step3d {
  position: relative;
  display: grid;
  grid-template-columns: 68px 1fr;
  gap: 1.25rem;
  align-items: start;
}

.step3d-badge {
  width: 68px;
  height: 68px;
  transform: translateZ(20px);
}

.step3d-badge img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 6px 10px rgba(0, 0, 0, 0.4));
}

.step3d-card {
  background: var(--a3d-surface);
  border: 1px solid var(--a3d-border);
  border-radius: var(--a3d-radius);
  padding: 1.5rem 1.75rem;
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.3);
  transition: transform var(--a3d-transition), box-shadow var(--a3d-transition);
  transform-style: preserve-3d;
}

.step3d:hover .step3d-card,
.step3d:focus-within .step3d-card {
  transform: translateZ(16px);
  box-shadow: 0 22px 44px rgba(0, 0, 0, 0.45);
}

.step3d-card h3 {
  margin: 0 0 0.6rem;
  color: var(--a3d-text);
  font-size: 1.15rem;
  font-weight: 700;
}

.step3d-card p {
  margin: 0 0 0.75rem;
  line-height: 1.6;
  color: var(--a3d-text-muted);
}

.step3d-card ul {
  margin: 0 0 0.75rem;
  padding-left: 1.2rem;
  line-height: 1.7;
  color: var(--a3d-text);
}

.step3d-cta {
  display: inline-block;
  margin-top: 0.25rem;
  padding: 0.5rem 1.1rem;
  border-radius: 999px;
  background: var(--a3d-accent);
  color: #1a1a1a;
  font-weight: 700;
  text-decoration: none;
  transition: transform var(--a3d-transition), box-shadow var(--a3d-transition);
}

.step3d-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(255, 208, 1, 0.4);
}

.step3d-cta:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 2px;
}

.step3d-note {
  font-size: 0.85rem;
  color: var(--a3d-text-muted);
  opacity: 0.85;
}


@media (max-width: 900px) {
  .cards3d-grid {
    grid-template-columns: 1fr;
  }

  .portals3d-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .hero3d {
    padding: 6rem 1rem 3rem;
  }

  .step3d {
    grid-template-columns: 52px 1fr;
  }

  .step3d-badge {
    width: 52px;
    height: 52px;
  }

  .steps3d::before {
    left: 26px;
  }
}


@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .reveal3d {
    opacity: 1;
    transform: none;
  }

  .card3d,
  .portal3d,
  .step3d-card {
    transform: none !important;
  }
}