/* Sistem Duyurusu Barı */
.system-ann-bar {
  display: none;
  position: fixed;
  top: 0; left: 0; width: 100vw;
  z-index: 3000;
  background: linear-gradient(90deg, #ffd700 80%, #fffbe6 100%);
  color: #232323;
  font-weight: 700;
  font-size: 1.13em;
  box-shadow: 0 2px 12px #0002;
  border-radius: 0 0 18px 18px;
  padding: 18px 28px 16px 28px;
  align-items: center;
  justify-content: center;
  gap: 18px;
  transition: top 0.3s, opacity 0.3s;
}
.system-ann-bar .system-ann-title {
  font-weight: 800;
  font-size: 1.13em;
  margin-right: 12px;
}
.system-ann-bar .system-ann-desc {
  font-weight: 400;
  color: #6c4c00;
  margin-left: 8px;
}
.system-ann-bar .system-ann-timer {
  font-size: 0.98em;
  color: #b197fc;
  margin-left: 18px;
}
.system-ann-bar .system-ann-close {
  background: none;
  border: none;
  color: #232323;
  font-size: 1.3em;
  margin-left: 18px;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.18s;
}
.system-ann-bar .system-ann-close:hover {
  opacity: 1;
}
@media (max-width: 600px) {
  .system-ann-bar {
    font-size: 1em;
    padding: 12px 6vw 10px 6vw;
  }
}
/* Sistem Duyurusu Kartı (köşe) */
.system-ann-card {
  display: none;
  position: fixed;
  right: 24px;
  bottom: 32px;
  z-index: 4000;
  max-width: 340px;
  width: 96vw;
  background: #fffbe6;
  color: #232323;
  border-radius: 18px;
  box-shadow: 0 4px 32px #000a;
  padding: 22px 18px 18px 18px;
  font-size: 1.08em;
  font-weight: 600;
  transition: opacity 0.25s, transform 0.25s;
  opacity: 0;
}
.system-ann-card.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}
.system-ann-card .system-ann-title {
  font-weight: 800;
  font-size: 1.13em;
  margin-bottom: 6px;
}
.system-ann-card .system-ann-desc {
  font-weight: 400;
  color: #6c4c00;
  margin-bottom: 8px;
}
.system-ann-card .system-ann-timer {
  font-size: 0.98em;
  color: #b197fc;
  margin-bottom: 8px;
}
.system-ann-card .system-ann-close {
  position: absolute;
  top: 10px; right: 16px;
  background: none;
  border: none;
  color: #232323;
  font-size: 1.3em;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.18s;
}
.system-ann-card .system-ann-close:hover {
  opacity: 1;
}