/* Career Tree - Military-themed rank progression */
.career-tree-wrapper {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

.career-tree-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 0 16px 24px;
  min-height: 0;
}

.career-tree-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  padding: 16px 0;
}

/* Progress line connecting nodes */
.career-tree-line {
  width: 3px;
  height: 28px;
  flex-shrink: 0;
}

.career-tree-line.reached {
  background: linear-gradient(to bottom, var(--accent-color), var(--accent-color));
}

.career-tree-line.current {
  background: linear-gradient(to bottom, var(--accent-color), rgba(255, 255, 255, 0.15));
}

.career-tree-line.locked {
  background: rgba(255, 255, 255, 0.08);
}

/* Rank node */
.career-tree-node {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  position: relative;
  transition: all 0.3s ease;
  flex-shrink: 0;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.career-tree-node.reached {
  background: rgba(34, 197, 94, 0.08);
  border-color: rgba(34, 197, 94, 0.2);
}

.career-tree-node.current {
  background: linear-gradient(135deg, rgba(231, 76, 60, 0.12), rgba(231, 76, 60, 0.06));
  border: 2px solid var(--accent-color);
  box-shadow: 0 0 20px rgba(231, 76, 60, 0.15), inset 0 0 20px rgba(231, 76, 60, 0.05);
}

.career-tree-node.locked {
  opacity: 0.4;
}

/* Rank badge (number) */
.career-tree-badge {
  width: 36px;
  height: 36px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Orbitron', 'Rajdhani', sans-serif;
  font-size: 14px;
  font-weight: 700;
  flex-shrink: 0;
  position: relative;
}

.career-tree-node.reached .career-tree-badge {
  background: rgba(34, 197, 94, 0.2);
  color: #86efac;
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.career-tree-node.current .career-tree-badge {
  background: rgba(231, 76, 60, 0.25);
  color: var(--accent-color);
  border: 2px solid var(--accent-color);
  box-shadow: 0 0 10px rgba(231, 76, 60, 0.3);
}

.career-tree-node.locked .career-tree-badge {
  background: rgba(255, 255, 255, 0.05);
  color: rgba(255, 255, 255, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Check icon for reached ranks */
.career-tree-badge-check {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #22c55e;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 8px;
  color: white;
  font-weight: 900;
}

/* Rank info section */
.career-tree-info {
  flex: 1;
  min-width: 0;
}

.career-tree-rank-name {
  font-size: 15px;
  font-weight: 800;
  color: var(--light-color);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  line-height: 1.2;
  margin-bottom: 2px;
}

.career-tree-node.locked .career-tree-rank-name {
  color: rgba(255, 255, 255, 0.4);
}

.career-tree-node.current .career-tree-rank-name {
  color: var(--accent-color);
}

.career-tree-points {
  font-family: 'Orbitron', 'Rajdhani', sans-serif;
  font-size: 11px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.5px;
}

.career-tree-node.reached .career-tree-points {
  color: rgba(34, 197, 94, 0.7);
}

.career-tree-node.current .career-tree-points {
  color: rgba(231, 76, 60, 0.8);
}

/* Tank preview canvas */
.career-tree-tank-preview {
  width: 80px;
  height: 80px;
  flex-shrink: 0;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.08);
  image-rendering: auto;
}

.career-tree-node.current .career-tree-tank-preview {
  border-color: rgba(231, 76, 60, 0.3);
}

.career-tree-node.reached .career-tree-tank-preview {
  border-color: rgba(34, 197, 94, 0.2);
}

/* Current rank glow animation */
.career-tree-node.current::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: 9px;
  background: linear-gradient(135deg, rgba(231, 76, 60, 0.15), transparent, rgba(231, 76, 60, 0.1));
  z-index: -1;
  animation: career-tree-glow 3s ease-in-out infinite;
}

@keyframes career-tree-glow {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}