.system-menu-section {
  padding: 12px 0 24px;
}

.system-menu-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 18px;
}

.system-menu-heading > div:first-child {
  display: flex;
  align-items: center;
  gap: 14px;
}

.system-menu-heading > div:first-child > i {
  color: var(--gold);
  font-size: 36px;
  line-height: 1;
}

.system-menu-heading h2 {
  margin: 0 0 3px;
  color: #f3f4f4;
  font-size: 22px;
  font-weight: 700;
}

.system-menu-heading p {
  margin: 0;
  color: #aeb2b3;
  font-size: 12px;
}

.system-menu-open {
  flex: 0 0 auto;
  color: var(--gold);
  font-size: 12px;
  font-weight: 700;
}

.system-menu-open:hover { color: #ffd170; }

.system-menu-controls {
  display: grid;
  grid-template-columns: minmax(190px, .82fr) minmax(0, 2fr) minmax(230px, .9fr);
  gap: 14px;
  align-items: end;
  padding: 16px;
  border: 1px solid rgba(241,166,32,.42);
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(18,22,23,.98), rgba(10,13,14,.98));
  box-shadow: 0 14px 36px rgba(0,0,0,.2);
}

.system-menu-field,
.system-menu-control-group {
  min-width: 0;
}

.system-menu-label {
  display: block;
  margin: 0 0 7px;
  color: #d8dada;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
}

.system-menu-select {
  width: 100%;
  min-height: 43px;
  padding: 0 38px 0 13px;
  border: 1px solid rgba(241,166,32,.38);
  border-radius: 9px;
  color: #f2f3f3;
  background-color: #101415;
  font-size: 12px;
}

.system-menu-select:focus {
  border-color: var(--gold);
  outline: 2px solid rgba(241,166,32,.2);
  outline-offset: 2px;
}

.system-menu-segments {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 7px;
}

.system-menu-segments.periods {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.system-menu-segment {
  min-width: 0;
  min-height: 43px;
  padding: 7px 9px;
  border: 1px solid rgba(241,166,32,.32);
  border-radius: 9px;
  color: #d5d7d7;
  background: #101415;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  font-size: 10.5px;
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
}

.system-menu-segment i {
  flex: 0 0 auto;
  color: var(--gold);
  font-size: 16px;
}

.system-menu-segment:hover {
  border-color: rgba(241,166,32,.75);
  color: #fff;
}

.system-menu-segment.active {
  border-color: var(--gold);
  color: #17130b;
  background: linear-gradient(180deg, #f9bd4c, #efa31d);
  box-shadow: 0 7px 18px rgba(241,166,32,.13);
}

.system-menu-segment.active i { color: #17130b; }

.system-menu-message {
  margin: 10px 0 0;
  padding: 9px 12px;
  border: 1px solid rgba(241,166,32,.28);
  border-radius: 9px;
  color: #d4bd8d;
  background: rgba(241,166,32,.06);
  font-size: 11px;
}

.system-menu-viewer {
  position: relative;
  width: min(100%, 880px);
  aspect-ratio: 210 / 297;
  margin: 18px auto 0;
  overflow: hidden;
  border: 1px solid rgba(241,166,32,.48);
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 24px 60px rgba(0,0,0,.36);
}

.system-menu-frame {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  background: #fff;
}

.system-menu-loader {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: grid;
  place-items: center;
  color: #2a251b;
  background: rgba(255,255,255,.96);
}

.system-menu-loader[hidden] { display: none; }

.system-menu-loader > div {
  display: grid;
  justify-items: center;
  gap: 12px;
  font-size: 12px;
  font-weight: 700;
}

.system-menu-spinner {
  width: 34px;
  height: 34px;
  border: 3px solid rgba(183,132,19,.2);
  border-top-color: #b78413;
  border-radius: 50%;
  animation: system-menu-spin .8s linear infinite;
}

@keyframes system-menu-spin { to { transform: rotate(360deg); } }

@media (max-width: 991.98px) {
  .system-menu-controls { grid-template-columns: 1fr; }
  .system-menu-segments { grid-template-columns: repeat(4, minmax(0,1fr)); }
}

@media (max-width: 767.98px) {
  .system-menu-heading { align-items: flex-start; flex-direction: column; gap: 10px; }
  .system-menu-segments { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .system-menu-viewer { border-radius: 8px; }
}

@media (max-width: 479.98px) {
  .system-menu-controls { padding: 12px; }
  .system-menu-segment { min-height: 47px; }
}

@media (prefers-reduced-motion: reduce) {
  .system-menu-spinner { animation-duration: 1.8s; }
  .system-menu-segment { transition: none; }
}