/* ============================================
   Intro Animation — Cinematic overlay styles
   ============================================ */

/* ---- Intro Overlay ---- */
.intro-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: #0a0a0f;
  z-index: var(--z-intro);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* ---- Particle Canvas ---- */
.particle-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  opacity: 0;
}

/* ---- Globe Canvas ---- */
.globe-canvas {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 55vh;
  height: 55vh;
  max-width: 55vw;
  max-height: 55vh;
  z-index: 2;
  opacity: 0;
  pointer-events: none;
}

/* ---- Shockwave container (hidden during intro) ---- */
.map-shockwave {
  display: none;
}

/* ---- Radial Shockwave Pulse ---- */
.intro-shockwave-pulse {
  position: fixed;
  top: 50%;
  left: 50%;
  width: 200px;
  height: 200px;
  margin-left: -100px;
  margin-top: -100px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(0, 180, 216, 0.2) 0%,
    rgba(0, 180, 216, 0.08) 40%,
    transparent 70%
  );
  pointer-events: none;
  z-index: 50;
  transform-origin: center center;
}

/* ---- Vignette overlay on map ---- */
.intro-vignette {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 5;
  background: radial-gradient(
    ellipse at center,
    transparent 50%,
    rgba(7, 7, 13, 0.25) 100%
  );
}