.ph-backlog-panel {
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 22px;
  padding: 24px;
  margin: 24px 0;
  background: rgba(15, 23, 42, 0.72);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.18);
}
.ph-backlog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}
.ph-backlog-header h2 { margin: 0; font-size: 1.35rem; }
.ph-backlog-stats {
  display: grid;
  grid-template-columns: repeat(5, minmax(120px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}
.ph-backlog-stats div {
  border: 1px solid rgba(148, 163, 184, 0.14);
  border-radius: 16px;
  padding: 14px;
  background: rgba(30, 41, 59, 0.62);
}
.ph-backlog-stats span { display: block; color: #94a3b8; font-size: .82rem; margin-bottom: 8px; }
.ph-backlog-stats strong { font-size: 1.4rem; color: #e5e7eb; }
.ph-backlog-platforms { color: #94a3b8; margin: 0 0 16px; }
.ph-backlog-list { display: grid; gap: 10px; }
.ph-backlog-item {
  border: 1px solid rgba(148, 163, 184, 0.16);
  border-radius: 16px;
  padding: 14px;
  background: rgba(15, 23, 42, 0.55);
}
.ph-backlog-main {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto;
  gap: 16px;
  align-items: start;
}
.ph-backlog-main h3 { margin: 0 0 5px; font-size: 1rem; }
.ph-backlog-main p { margin: 0; color: #94a3b8; }
.ph-backlog-badges { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; }
.ph-backlog-badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: .78rem;
  font-weight: 700;
  border: 1px solid rgba(148, 163, 184, .2);
  background: rgba(51, 65, 85, .72);
  color: #dbeafe;
}
.ph-backlog-badge.high, .ph-backlog-badge.critical { color: #fef08a; border-color: rgba(250, 204, 21, .35); }
.ph-backlog-badge.login { color: #f9a8d4; border-color: rgba(244, 114, 182, .35); }
.ph-backlog-badge.js { color: #fdba74; border-color: rgba(251, 146, 60, .35); }
.ph-backlog-badge.resolved { color: #86efac; border-color: rgba(34, 197, 94, .35); }
.ph-backlog-badge.in-progress { color: #93c5fd; border-color: rgba(59, 130, 246, .35); }
.ph-backlog-action, .ph-backlog-notes, .ph-backlog-reviewed {
  margin-top: 10px;
  color: #cbd5e1;
  line-height: 1.45;
}
.ph-backlog-reviewed { color: #94a3b8; font-size: .85rem; }
.ph-backlog-admin {
  display: grid;
  grid-template-columns: repeat(3, auto) minmax(220px, 1fr) auto;
  gap: 8px;
  margin-top: 14px;
}
.ph-backlog-admin button, .ph-backlog-admin input {
  border: 1px solid rgba(148, 163, 184, .24);
  border-radius: 999px;
  padding: 10px 12px;
  background: rgba(30, 41, 59, .82);
  color: #e5e7eb;
}
.ph-backlog-admin button { cursor: pointer; font-weight: 700; }
.ph-backlog-error { color: #fecaca; }
@media (max-width: 900px) {
  .ph-backlog-stats { grid-template-columns: repeat(2, 1fr); }
  .ph-backlog-main { grid-template-columns: 1fr; }
  .ph-backlog-badges { justify-content: flex-start; }
  .ph-backlog-admin { grid-template-columns: 1fr; }
}