/* =========================================================
   PropTrack — Pro GPS Radar Preloader (with PNG Logo)
   ========================================================= */

.preloader {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at center, #0d2136 0%, #071525 60%, #040a14 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 40px;
  z-index: 99999;
  transition: opacity .8s cubic-bezier(.4, 0, .2, 1),
              visibility .8s cubic-bezier(.4, 0, .2, 1);
  overflow: hidden;
  animation: autoHidePreloader 0s linear 2.5s forwards;
}

.preloader::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(20, 119, 255, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 119, 255, .04) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(circle at center, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(circle at center, #000 20%, transparent 75%);
  pointer-events: none;
}

.preloader.hidden {
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
  animation: none !important;
}

@keyframes autoHidePreloader {
  to {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
  }
}

/* ============ RADAR CONTAINER ============ */
.radar-wrap {
  position: relative;
  width: 200px;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.radar-ring {
  position: absolute;
  border-radius: 50%;
  border: 1.5px solid #1477ff30;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.radar-ring:nth-child(1) {
  width: 100%;
  height: 100%;
  border-color: #1477ff25;
}

.radar-ring:nth-child(2) {
  width: 70%;
  height: 70%;
  border-color: #1477ff35;
}

.radar-ring:nth-child(3) {
  width: 40%;
  height: 40%;
  border-color: #1477ff50;
}

/* Crosshair */
.radar-cross {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.radar-cross::before,
.radar-cross::after {
  content: "";
  position: absolute;
  background: #1477ff20;
}

.radar-cross::before {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
}

.radar-cross::after {
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
}

/* Radar Sweep */
.radar-sweep {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    transparent 0deg,
    transparent 270deg,
    #1477ff10 300deg,
    #1477ff60 355deg,
    #1aaee8 360deg
  );
  animation: radarSweep 2.4s linear infinite;
  mask: radial-gradient(circle, transparent 8%, #000 10%, #000 100%);
  -webkit-mask: radial-gradient(circle, transparent 8%, #000 10%, #000 100%);
}

@keyframes radarSweep {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* Radar Pulse */
.radar-pulse {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 1px solid #1477ff60;
  transform: translate(-50%, -50%);
  animation: radarPulse 2.4s ease-out infinite;
  pointer-events: none;
}

.radar-pulse:nth-of-type(1) { animation-delay: 0s; }
.radar-pulse:nth-of-type(2) { animation-delay: 0.8s; }
.radar-pulse:nth-of-type(3) { animation-delay: 1.6s; }

@keyframes radarPulse {
  0% {
    width: 15%;
    height: 15%;
    opacity: 1;
    border-color: #1477ff80;
  }
  100% {
    width: 100%;
    height: 100%;
    opacity: 0;
    border-color: #1477ff00;
  }
}

/* ============ LOGO (PNG - transparent) ============ */
.radar-logo {
  position: relative;
  width: 100px;
  height: 100px;
  border-radius: 20px;
  display: grid;
  place-items: center;
  padding: 8px;
  background: rgba(255, 255, 255, .04);
  overflow: visible;
  box-shadow:
    0 0 0 6px #1477ff15,
    0 0 0 12px #1477ff08,
    0 20px 40px #1477ff50;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 2;
  animation: logoGlow 2s ease-in-out infinite;
}

.radar-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 6px 16px rgba(20, 119, 255, .5));
}

@keyframes logoGlow {
  0%, 100% {
    box-shadow:
      0 0 0 6px #1477ff15,
      0 0 0 12px #1477ff08,
      0 20px 40px #1477ff50;
    transform: scale(1);
  }
  50% {
    box-shadow:
      0 0 0 10px #1477ff20,
      0 0 0 20px #1477ff10,
      0 25px 50px #1477ff70;
    transform: scale(1.05);
  }
}

/* ============ TEXT & PROGRESS ============ */
.preloader-info {
  text-align: center;
  position: relative;
  z-index: 2;
  margin-top: 20px;
}

.preloader-status {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 4px;
  color: #1aaee8;
  text-transform: uppercase;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.preloader-status::before,
.preloader-status::after {
  content: "";
  width: 24px;
  height: 1px;
  background: linear-gradient(90deg, transparent, #1aaee8);
}

.preloader-status::after {
  background: linear-gradient(90deg, #1aaee8, transparent);
}

.preloader-bar {
  width: 240px;
  height: 3px;
  background: #ffffff10;
  border-radius: 3px;
  overflow: hidden;
  position: relative;
  margin: 0 auto;
}

.preloader-bar::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, #1477ff, #1aaee8, #4bd69b);
  border-radius: 3px;
  box-shadow: 0 0 15px #1477ff;
  animation: progressFill 1.8s cubic-bezier(.4, 0, .2, 1) forwards;
}

@keyframes progressFill {
  0%   { width: 0%; }
  40%  { width: 45%; }
  70%  { width: 75%; }
  100% { width: 100%; }
}

.preloader-percent {
  font-size: 11px;
  color: #687789;
  letter-spacing: 2px;
  margin-top: 14px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

/* ============ DOTS ============ */
.preloader-dots {
  display: flex;
  gap: 6px;
  margin-top: 20px;
  justify-content: center;
}

.preloader-dots span {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #1477ff40;
  animation: dotBounce 1.4s ease-in-out infinite;
}

.preloader-dots span:nth-child(2) { animation-delay: 0.15s; }
.preloader-dots span:nth-child(3) { animation-delay: 0.3s; }

@keyframes dotBounce {
  0%, 100% { transform: translateY(0); background: #1477ff40; }
  50%      { transform: translateY(-5px); background: #1477ff; }
}

/* ============ RESPONSIVE ============ */
@media (max-width: 520px) {
  .radar-wrap {
    width: 160px;
    height: 160px;
  }

  .radar-logo {
    width: 78px;
    height: 78px;
    border-radius: 16px;
    padding: 6px;
  }

  .preloader-status {
    font-size: 9px;
    letter-spacing: 3px;
  }

  .preloader-bar {
    width: 180px;
  }
}