.radar-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 24px;
}

.radar-container {
  position: relative;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.04) 0%, rgba(255, 255, 255, 0.35) 60%, rgba(255, 255, 255, 0.8) 100%);
  border: 2px solid var(--border-color);
  box-shadow: var(--shadow-lg), inset 0 0 20px rgba(14, 165, 233, 0.03);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin: 16px 0;
  backdrop-filter: blur(8px);
}

[data-theme="dark"] .radar-container {
  background: radial-gradient(circle, rgba(14, 165, 233, 0.03) 0%, rgba(10, 14, 26, 0.2) 70%, rgba(10, 14, 26, 0.6) 100%);
  box-shadow: var(--shadow-lg), inset 0 0 20px rgba(14, 165, 233, 0.05);
}

/* Concentric Rings */
.radar-ring {
  position: absolute;
  border: 1px dashed rgba(14, 165, 233, 0.2);
  border-radius: 50%;
  pointer-events: none;
}

[data-theme="dark"] .radar-ring {
  border-color: rgba(14, 165, 233, 0.15);
}

.radar-ring-1 {
  /* 300m Ring */
  width: 30%;
  height: 30%;
  border-color: rgba(5, 150, 105, 0.3); /* Success color for very close tier */
}

[data-theme="dark"] .radar-ring-1 {
  border-color: rgba(16, 185, 129, 0.3);
}

.radar-ring-2 {
  /* 600m Ring */
  width: 60%;
  height: 60%;
}

.radar-ring-3 {
  /* 1000m Ring */
  width: 90%;
  height: 90%;
}

/* Distance Labels */
.radar-label {
  position: absolute;
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  pointer-events: none;
  background: var(--bg-surface-solid);
  padding: 1px 4px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.label-300m {
  top: calc(50% - 15% - 8px);
  left: 50%;
  transform: translateX(-50%);
  color: var(--accent-success);
}

.label-600m {
  top: calc(50% - 30% - 8px);
  left: 50%;
  transform: translateX(-50%);
}

.label-1000m {
  top: calc(50% - 45% - 8px);
  left: 50%;
  transform: translateX(-50%);
}

/* Radar Sweep Line and Sector */
.radar-sweep {
  position: absolute;
  width: 100%;
  height: 100%;
  background: conic-gradient(from 0deg, rgba(14, 165, 233, 0.08) 0deg, rgba(14, 165, 233, 0.0) 90deg);
  border-radius: 50%;
  pointer-events: none;
  transform-origin: center;
  animation: radar-sweep-rotate 4s linear infinite;
  z-index: 1;
}

[data-theme="dark"] .radar-sweep {
  background: conic-gradient(from 0deg, rgba(14, 165, 233, 0.12) 0deg, rgba(14, 165, 233, 0.0) 90deg);
}

@keyframes radar-sweep-rotate {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* Center User Dot */
.radar-user-dot {
  position: absolute;
  width: 12px;
  height: 12px;
  background: var(--accent-primary);
  border: 2px solid white;
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(2, 132, 199, 0.4);
  z-index: 10;
}

[data-theme="dark"] .radar-user-dot {
  box-shadow: 0 0 12px var(--accent-primary);
}

.radar-user-pulse {
  position: absolute;
  width: 32px;
  height: 32px;
  border: 2px solid var(--accent-primary);
  background: rgba(14, 165, 233, 0.08);
  border-radius: 50%;
  animation: user-pulse-grow 2s infinite ease-out;
  pointer-events: none;
  z-index: 9;
}

@keyframes user-pulse-grow {
  0% {
    transform: scale(0.4);
    opacity: 0.8;
  }
  100% {
    transform: scale(1.8);
    opacity: 0;
  }
}

/* Toilet Dot / Pin */
.radar-dot {
  position: absolute;
  width: 18px;
  height: 18px;
  margin-top: -9px;
  margin-left: -9px;
  border-radius: 50%;
  background: var(--accent-success);
  border: 2px solid #ffffff;
  box-shadow: 0 2px 6px rgba(5, 150, 105, 0.3);
  cursor: pointer;
  z-index: 5;
  transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275), background-color 0.2s;
}

[data-theme="dark"] .radar-dot {
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.5);
}

.radar-dot.tier-2 {
  background: var(--accent-primary);
  box-shadow: 0 2px 6px rgba(2, 132, 199, 0.3);
}

[data-theme="dark"] .radar-dot.tier-2 {
  box-shadow: 0 0 8px rgba(14, 165, 233, 0.5);
}

.radar-dot.tier-3 {
  background: var(--accent-warning);
  box-shadow: 0 2px 6px rgba(234, 88, 12, 0.3);
}

[data-theme="dark"] .radar-dot.tier-3 {
  box-shadow: 0 0 8px rgba(245, 158, 11, 0.5);
}

.radar-dot:hover, .radar-dot.active {
  transform: scale(1.4);
  z-index: 8;
  box-shadow: 0 0 10px rgba(15, 23, 42, 0.5);
}

[data-theme="dark"] .radar-dot:hover, [data-theme="dark"] .radar-dot.active {
  box-shadow: 0 0 12px var(--text-primary);
}

.radar-dot::after {
  content: '';
  position: absolute;
  top: -8px;
  left: -8px;
  right: -8px;
  bottom: -8px;
  border-radius: 50%;
}

/* Radar Status Screen */
.radar-status {
  text-align: center;
  font-size: 13px;
  color: var(--text-secondary);
  height: 20px;
  font-weight: 500;
}

.radar-status-searching::after {
  content: '...';
  animation: dots 1.5s steps(5, end) infinite;
}

@keyframes dots {
  0%, 20% { content: '.'; }
  40% { content: '..'; }
  60% { content: '...'; }
  80%, 100% { content: ''; }
}

/* Quick toilet popup preview inside radar container */
.radar-popup-preview {
  position: absolute;
  bottom: 12px;
  left: 12px;
  right: 12px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 20;
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: var(--transition);
}

[data-theme="dark"] .radar-popup-preview {
  background: rgba(15, 23, 42, 0.85);
  box-shadow: var(--shadow);
  border-color: var(--glass-border);
}

.radar-popup-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-width: 70%;
}

.radar-popup-name {
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text-primary);
}

.radar-popup-distance {
  font-size: 11px;
  color: var(--accent-primary);
  font-weight: 600;
}

.radar-popup-link {
  font-size: 11px;
  color: #ffffff;
  text-decoration: none;
  background: var(--accent-primary);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  font-weight: 600;
}

/* Compass orientation overlay */
.compass-cardinal {
  position: absolute;
  font-size: 10px;
  font-weight: 700;
  color: rgba(15, 23, 42, 0.15);
  pointer-events: none;
}

[data-theme="dark"] .compass-cardinal {
  color: rgba(255, 255, 255, 0.25);
}

.compass-n { top: 8px; left: 50%; transform: translateX(-50%); }
.compass-e { right: 8px; top: 50%; transform: translateY(-50%); }
.compass-s { bottom: 8px; left: 50%; transform: translateX(-50%); }
.compass-w { left: 8px; top: 50%; transform: translateY(-50%); }