* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: Arial, sans-serif;
}

.centinela-stage {
  position: relative;
  min-height: 100vh;
  display: grid;
  place-items: center;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 50%, rgba(107, 204, 255, 0.9) 0%, rgba(43, 155, 218, 0.92) 22%, rgba(22, 112, 175, 0.98) 48%, #105d97 68%, #0f4f82 100%);
}

.centinela-links {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.centinela-links path {
  fill: none;
  stroke: rgba(95, 228, 255, 0.34);
  stroke-width: 0.16;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.centinela-brand {
  position: absolute;
  display: grid;
  place-items: center;
  font-family: Arial, sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  user-select: none;
  pointer-events: none;
  z-index: 2;
}

.centinela-brand span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.2rem 0.65rem;
  color: rgba(255, 255, 255, 0.96);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 999px;
  backdrop-filter: blur(4px);
  box-shadow: 0 0 18px rgba(255, 255, 255, 0.08);
}

.centinela-brand--chrysler {
  top: 9%;
  left: 50%;
  transform: translateX(-48%);
  font-size: clamp(0.9rem, 1.2vw, 1.1rem);
}

.centinela-brand--alfaromeo {
  top: 24%;
  left: 13%;
  transform: rotate(-4deg);
  font-size: clamp(0.78rem, 0.95vw, 0.95rem);
}

.centinela-brand--fiat {
  top: 20%;
  right: 9%;
  transform: rotate(1deg);
  font-size: clamp(0.95rem, 1.25vw, 1.2rem);
  letter-spacing: 0.18em;
}

.centinela-brand--ram {
  left: 4%;
  top: 50%;
  transform: translateY(-8%);
  font-size: clamp(0.98rem, 1.3vw, 1.2rem);
}

.centinela-brand--jeep {
  right: 10%;
  top: 54%;
  transform: translateY(-6%);
  font-size: clamp(1.05rem, 1.45vw, 1.35rem);
}

.centinela-brand--citroen {
  left: 16%;
  bottom: 14%;
  transform: rotate(-2deg);
  font-size: clamp(0.72rem, 0.9vw, 0.9rem);
}

.centinela-brand--dodge {
  left: 50%;
  bottom: 8%;
  transform: translateX(-50%);
  font-size: clamp(0.98rem, 1.4vw, 1.25rem);
  letter-spacing: 0.22em;
}

.centinela-brand--peugeot {
  right: 13%;
  bottom: 12%;
  transform: rotate(-1deg);
  font-size: clamp(0.9rem, 1.1vw, 1.05rem);
}

.centinela-core {
  position: relative;
  width: min(14.08vw, 192px);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  z-index: 3;
}

.centinela-core__halo {
  position: absolute;
  inset: -28%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.42) 0%, rgba(172, 225, 255, 0.22) 28%, rgba(66, 183, 255, 0.12) 52%, transparent 74%);
  filter: blur(28px);
}

.centinela-core__disk {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 10px solid rgba(248, 208, 95, 0.72);
  background: #15a8d0;
  box-shadow:
    0 0 0 1px rgba(255, 232, 170, 0.22),
    0 0 18px rgba(255, 207, 74, 0.12),
    0 0 54px rgba(255, 255, 255, 0.08);
}

.centinela-core__disk::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 4px solid rgba(255, 214, 86, 0.74);
  box-shadow:
    0 0 18px rgba(255, 207, 74, 0.32),
    0 0 42px rgba(255, 207, 74, 0.2);
  animation: centinelaRingPulse 1.45s ease-in-out infinite;
  transform-origin: center;
}

.centinela-core__logo {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

@keyframes centinelaRingPulse {
  0%,
  100% {
    opacity: 0.54;
    transform: scale(1);
    box-shadow:
      0 0 12px rgba(255, 207, 74, 0.2),
      0 0 28px rgba(255, 207, 74, 0.12);
  }

  18% {
    opacity: 0.96;
    transform: scale(1.01);
    box-shadow:
      0 0 26px rgba(255, 207, 74, 0.42),
      0 0 64px rgba(255, 207, 74, 0.3);
  }

  32% {
    opacity: 0.66;
    transform: scale(1);
  }

  52% {
    opacity: 1;
    transform: scale(1.02);
    box-shadow:
      0 0 30px rgba(255, 207, 74, 0.5),
      0 0 84px rgba(255, 207, 74, 0.36);
  }

  70% {
    opacity: 0.7;
    transform: scale(1);
  }
}

@media (max-width: 900px) {
  .centinela-core {
    width: min(21.76vw, 166px);
  }

  .centinela-brand--chrysler,
  .centinela-brand--alfaromeo,
  .centinela-brand--fiat,
  .centinela-brand--ram,
  .centinela-brand--jeep,
  .centinela-brand--citroen,
  .centinela-brand--dodge,
  .centinela-brand--peugeot {
    transform: none;
    font-size: 0.7rem;
    opacity: 0.85;
  }

  .centinela-links {
    opacity: 0.65;
  }
}

@media (max-width: 640px) {
  .centinela-core {
    width: min(33.28vw, 141px);
  }

  .centinela-core__disk {
    border-width: 9px;
  }

  .centinela-brand {
    display: none;
  }

  .centinela-links {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .centinela-core__disk::after {
    animation: none;
  }
}