.bcse-app {
  --bcse-bg: #07110b;
  --bcse-bg-strong: #030704;
  --bcse-panel: rgba(8, 18, 11, 0.92);
  --bcse-panel-soft: rgba(11, 24, 15, 0.74);
  --bcse-border: rgba(85, 255, 145, 0.22);
  --bcse-border-strong: rgba(85, 255, 145, 0.42);
  --bcse-text: #dcffe8;
  --bcse-muted: rgba(220, 255, 232, 0.72);
  --bcse-dim: rgba(220, 255, 232, 0.48);
  --bcse-glow: rgba(95, 255, 150, 0.35);
  --bcse-accent: #7dffb0;
  --bcse-accent-soft: rgba(125, 255, 176, 0.18);
  --bcse-accent-2: #b6ffd1;
  --bcse-led-live: #8bff88;
  --bcse-led-hold: #ffd15f;
  --bcse-led-data: #6fffe8;
  --bcse-danger: #ff897a;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  color: var(--bcse-text);
  margin: 1.5rem 0;
}

.bcse-app[data-theme="amber"] {
  --bcse-bg: #160d05;
  --bcse-bg-strong: #080402;
  --bcse-panel: rgba(27, 16, 7, 0.92);
  --bcse-panel-soft: rgba(35, 21, 10, 0.74);
  --bcse-border: rgba(255, 181, 73, 0.22);
  --bcse-border-strong: rgba(255, 181, 73, 0.42);
  --bcse-text: #fff0d4;
  --bcse-muted: rgba(255, 240, 212, 0.72);
  --bcse-dim: rgba(255, 240, 212, 0.48);
  --bcse-glow: rgba(255, 193, 95, 0.32);
  --bcse-accent: #ffbb4a;
  --bcse-accent-soft: rgba(255, 187, 74, 0.18);
  --bcse-accent-2: #ffd58e;
  --bcse-led-live: #ffd05d;
  --bcse-led-hold: #ff8b5d;
  --bcse-led-data: #fff2a2;
  --bcse-danger: #ff9e9e;
}

.bcse-app[data-theme="ice"] {
  --bcse-bg: #071019;
  --bcse-bg-strong: #03070b;
  --bcse-panel: rgba(9, 19, 30, 0.92);
  --bcse-panel-soft: rgba(12, 24, 37, 0.78);
  --bcse-border: rgba(113, 210, 255, 0.22);
  --bcse-border-strong: rgba(113, 210, 255, 0.42);
  --bcse-text: #e6f7ff;
  --bcse-muted: rgba(230, 247, 255, 0.72);
  --bcse-dim: rgba(230, 247, 255, 0.48);
  --bcse-glow: rgba(110, 212, 255, 0.28);
  --bcse-accent: #76d8ff;
  --bcse-accent-soft: rgba(118, 216, 255, 0.18);
  --bcse-accent-2: #b5eeff;
  --bcse-led-live: #79d7ff;
  --bcse-led-hold: #9de5ff;
  --bcse-led-data: #85ffcf;
  --bcse-danger: #ffb6c7;
}

.bcse-app__shell {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--bcse-border-strong);
  border-radius: 22px;
  padding: 1.15rem;
  background:
    radial-gradient(circle at top, rgba(255,255,255,0.06), transparent 34%),
    linear-gradient(180deg, rgba(255,255,255,0.02), transparent 12%),
    linear-gradient(180deg, var(--bcse-bg), var(--bcse-bg-strong));
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.03),
    0 28px 60px rgba(0,0,0,0.3),
    0 0 0 1px rgba(255,255,255,0.02),
    0 0 30px var(--bcse-glow);
}

.bcse-app__scanlines {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(to bottom, rgba(255,255,255,0.03), rgba(255,255,255,0.01) 1px, transparent 1px, transparent 4px);
  opacity: 0.13;
  mix-blend-mode: screen;
  pointer-events: none;
}

.bcse-header,
.bcse-toolbar,
.bcse-main,
.bcse-card,
.bcse-grid,
.bcse-grid button,
.bcse-btn,
.bcse-bit,
.bcse-stream-chip,
.bcse-neighbor,
.bcse-stats-grid {
  position: relative;
  z-index: 1;
}

.bcse-header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 1rem;
  padding: 0.25rem 0 1rem;
  border-bottom: 1px solid var(--bcse-border);
}

.bcse-header__brand {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.bcse-leds {
  display: inline-flex;
  gap: 0.45rem;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--bcse-border);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.26);
  box-shadow: inset 0 0 12px rgba(0, 0, 0, 0.28);
}

.bcse-led {
  width: 0.72rem;
  height: 0.72rem;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.16);
  box-shadow: 0 0 10px currentColor;
  animation: bcse-pulse 2.8s ease-in-out infinite;
}

.bcse-led--live { color: var(--bcse-led-live); background: currentColor; }
.bcse-led--hold { color: var(--bcse-led-hold); background: currentColor; animation-delay: 0.4s; }
.bcse-led--data { color: var(--bcse-led-data); background: currentColor; animation-delay: 0.9s; }

@keyframes bcse-pulse {
  0%, 100% { transform: scale(0.96); opacity: 0.85; }
  50% { transform: scale(1.08); opacity: 1; }
}

.bcse-eyebrow,
.bcse-card__eyebrow,
.bcse-toolbar__label,
.bcse-status-pill__label {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--bcse-dim);
}

.bcse-title {
  margin: 0.25rem 0 0;
  font-size: clamp(1.35rem, 2vw, 1.85rem);
  line-height: 1.2;
  letter-spacing: 0.03em;
}

.bcse-header__status {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.bcse-status-pill {
  min-width: 6.4rem;
  padding: 0.7rem 0.9rem;
  border-radius: 14px;
  border: 1px solid var(--bcse-border);
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0) 55%), var(--bcse-panel-soft);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.02), 0 0 18px rgba(0,0,0,0.18);
}

.bcse-status-pill strong {
  display: block;
  margin-top: 0.3rem;
  color: var(--bcse-accent-2);
  font-size: 0.95rem;
}

.bcse-toolbar {
  display: grid;
  grid-template-columns: minmax(220px, 1.8fr) repeat(2, minmax(180px, 1fr));
  gap: 0.9rem;
  margin-bottom: 1rem;
}

.bcse-toolbar__group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.85rem 0.9rem;
  border: 1px solid var(--bcse-border);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0) 55%), var(--bcse-panel-soft);
}

.bcse-search-wrap {
  display: flex;
  gap: 0.55rem;
}

.bcse-search,
.bcse-textarea {
  width: 100%;
  border: 1px solid var(--bcse-border);
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.26);
  color: var(--bcse-text);
  padding: 0.78rem 0.9rem;
  box-shadow: inset 0 0 18px rgba(0,0,0,0.18), 0 0 0 1px rgba(255,255,255,0.02);
  font: inherit;
}

.bcse-search::placeholder,
.bcse-textarea::placeholder {
  color: var(--bcse-dim);
}

.bcse-search:focus,
.bcse-textarea:focus,
.bcse-btn:focus,
.bcse-grid button:focus,
.bcse-bit:focus,
.bcse-stream-chip:focus {
  outline: 2px solid var(--bcse-accent);
  outline-offset: 2px;
}

.bcse-segmented,
.bcse-filter-set,
.bcse-nav-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.bcse-btn {
  appearance: none;
  cursor: pointer;
  border: 1px solid var(--bcse-border);
  border-radius: 11px;
  padding: 0.7rem 0.9rem;
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0) 60%), rgba(0, 0, 0, 0.18);
  color: var(--bcse-text);
  font: inherit;
  transition: transform 120ms ease, border-color 120ms ease, box-shadow 120ms ease, background 120ms ease;
}

.bcse-btn:hover,
.bcse-grid button:hover,
.bcse-bit:hover,
.bcse-stream-chip:hover,
.bcse-neighbor:hover {
  transform: translateY(-1px);
  border-color: var(--bcse-border-strong);
  box-shadow: 0 0 16px var(--bcse-glow);
}

.bcse-btn.is-active,
.bcse-btn--seg.is-active,
.bcse-btn--tiny.is-active,
.bcse-neighbor.is-active {
  border-color: var(--bcse-accent);
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0) 60%), var(--bcse-accent-soft);
  color: var(--bcse-accent-2);
  box-shadow: 0 0 18px var(--bcse-glow), inset 0 0 0 1px rgba(255,255,255,0.03);
}

.bcse-btn--ghost {
  background: rgba(255,255,255,0.02);
}

.bcse-btn--tiny {
  padding: 0.46rem 0.64rem;
  font-size: 0.77rem;
}

.bcse-btn--seg {
  flex: 1 1 0;
}

.bcse-main {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(320px, 0.9fr);
  gap: 1rem;
}

.bcse-side-stack {
  display: grid;
  gap: 1rem;
}

.bcse-card {
  border: 1px solid var(--bcse-border);
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0) 58%),
    var(--bcse-panel);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.015), 0 0 28px rgba(0,0,0,0.18);
}

.bcse-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1rem 1rem 0.8rem;
  border-bottom: 1px solid var(--bcse-border);
}

.bcse-card__title {
  margin: 0.22rem 0 0;
  font-size: 1.05rem;
}

.bcse-card__body {
  padding: 1rem;
}

.bcse-grid-wrap {
  overflow-x: auto;
  border-radius: 14px;
  border: 1px solid var(--bcse-border);
  background: rgba(0, 0, 0, 0.18);
  box-shadow: inset 0 0 28px rgba(0,0,0,0.18);
}

.bcse-grid {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  min-width: 680px;
}

.bcse-grid th,
.bcse-grid td {
  padding: 0;
  text-align: center;
  border-right: 1px solid var(--bcse-border);
  border-bottom: 1px solid var(--bcse-border);
}

.bcse-grid thead th,
.bcse-grid tbody th {
  padding: 0.68rem 0.35rem;
  background: rgba(255,255,255,0.03);
  color: var(--bcse-muted);
  font-size: 0.78rem;
  font-weight: 600;
}

.bcse-grid thead th:first-child,
.bcse-grid tbody th {
  position: sticky;
  left: 0;
  z-index: 2;
  backdrop-filter: blur(4px);
}

.bcse-grid thead th:first-child {
  z-index: 3;
}

.bcse-grid tr:last-child td,
.bcse-grid tr:last-child th {
  border-bottom: 0;
}

.bcse-grid tr td:last-child,
.bcse-grid tr th:last-child {
  border-right: 0;
}

.bcse-grid button {
  width: 100%;
  min-width: 2.95rem;
  min-height: 3.15rem;
  padding: 0.3rem 0.18rem 0.34rem;
  border: 0;
  background: transparent;
  color: var(--bcse-text);
  font: inherit;
  cursor: pointer;
  transition: background 120ms ease, box-shadow 120ms ease, opacity 120ms ease;
}

.bcse-grid button .bcse-cell__glyph {
  display: block;
  font-size: 0.92rem;
  line-height: 1.1;
  min-height: 1.05em;
}

.bcse-grid button .bcse-cell__code {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.66rem;
  color: var(--bcse-dim);
}

.bcse-grid button.is-selected {
  background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0)), var(--bcse-accent-soft);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.04), 0 0 18px var(--bcse-glow);
}

.bcse-grid button.is-match {
  box-shadow: inset 0 0 0 1px var(--bcse-accent), 0 0 16px var(--bcse-glow);
}

.bcse-grid button.is-dimmed {
  opacity: 0.28;
}

.bcse-grid button.is-out {
  opacity: 0.18;
  cursor: not-allowed;
}

.bcse-display-panel {
  display: grid;
  grid-template-columns: minmax(84px, 112px) 1fr;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1rem;
}

.bcse-display-panel__glyph {
  display: grid;
  place-items: center;
  min-height: 6rem;
  border-radius: 18px;
  border: 1px solid var(--bcse-border-strong);
  background:
    radial-gradient(circle at 50% 35%, rgba(255,255,255,0.1), transparent 46%),
    rgba(0, 0, 0, 0.28);
  box-shadow: inset 0 0 18px rgba(0,0,0,0.22), 0 0 24px var(--bcse-glow);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.bcse-display-panel__label,
.bcse-display-panel__sub {
  margin: 0;
}

.bcse-display-panel__label {
  font-size: 1rem;
  line-height: 1.5;
}

.bcse-display-panel__sub {
  margin-top: 0.35rem;
  color: var(--bcse-muted);
  font-size: 0.88rem;
}

.bcse-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
  margin-bottom: 1rem;
}

.bcse-stat {
  padding: 0.78rem 0.85rem;
  border-radius: 14px;
  border: 1px solid var(--bcse-border);
  background: rgba(255,255,255,0.025);
}

.bcse-stat__label {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--bcse-dim);
}

.bcse-stat__value {
  display: block;
  margin-top: 0.3rem;
  font-size: 0.93rem;
  color: var(--bcse-accent-2);
  word-break: break-word;
}

.bcse-bit-editor {
  border: 1px solid var(--bcse-border);
  border-radius: 16px;
  padding: 0.95rem;
  background: rgba(0, 0, 0, 0.2);
}

.bcse-bit-editor__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.8rem;
}

.bcse-bit-editor__header span {
  color: var(--bcse-accent-2);
  font-size: 0.96rem;
}

.bcse-bit-row {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 0.45rem;
}

.bcse-bit {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  border: 1px solid var(--bcse-border);
  border-radius: 12px;
  min-height: 4.3rem;
  background: rgba(255,255,255,0.02);
  color: var(--bcse-text);
  font: inherit;
  cursor: pointer;
}

.bcse-bit__index {
  color: var(--bcse-dim);
  font-size: 0.66rem;
}

.bcse-bit__value {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--bcse-accent-2);
}

.bcse-bit.is-off .bcse-bit__value {
  color: var(--bcse-dim);
}

.bcse-bit.is-locked {
  cursor: not-allowed;
  opacity: 0.45;
}

.bcse-neighbors {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.6rem;
  margin-top: 1rem;
}

.bcse-neighbor {
  cursor: pointer;
  border: 1px solid var(--bcse-border);
  border-radius: 14px;
  background: rgba(255,255,255,0.02);
  color: var(--bcse-text);
  padding: 0.8rem;
  text-align: left;
  font: inherit;
}

.bcse-neighbor small {
  display: block;
  margin-bottom: 0.3rem;
  color: var(--bcse-dim);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.63rem;
}

.bcse-neighbor span {
  display: block;
  font-size: 0.86rem;
  color: var(--bcse-accent-2);
}

.bcse-help {
  margin: 0.85rem 0 0;
  color: var(--bcse-muted);
  font-size: 0.84rem;
  line-height: 1.5;
}

.bcse-help--compact {
  margin-top: 0.7rem;
  font-size: 0.78rem;
}

.bcse-textarea {
  min-height: 6.5rem;
  resize: vertical;
}

.bcse-stream-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 0.85rem 0 0.8rem;
}

.bcse-stream-badge {
  padding: 0.55rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--bcse-border);
  background: rgba(255,255,255,0.02);
  color: var(--bcse-muted);
  font-size: 0.8rem;
}

.bcse-stream-list {
  display: grid;
  gap: 0.7rem;
}

.bcse-stream-chip {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 0.8rem;
  align-items: stretch;
  border: 1px solid var(--bcse-border);
  border-radius: 15px;
  background: rgba(255,255,255,0.02);
  color: var(--bcse-text);
  font: inherit;
  cursor: pointer;
  padding: 0.7rem;
  text-align: left;
}

.bcse-stream-chip__glyph {
  display: grid;
  place-items: center;
  border-radius: 12px;
  border: 1px solid var(--bcse-border);
  background: rgba(0, 0, 0, 0.2);
  min-height: 4rem;
  font-size: 1.6rem;
  font-weight: 700;
}

.bcse-stream-chip__content {
  display: grid;
  gap: 0.28rem;
}

.bcse-stream-chip__line {
  font-size: 0.82rem;
  color: var(--bcse-muted);
}

.bcse-stream-chip__line strong {
  color: var(--bcse-accent-2);
}

.bcse-stream-chip.is-linked {
  border-color: var(--bcse-border-strong);
}

.bcse-stream-chip.is-empty {
  cursor: default;
  text-align: center;
  grid-template-columns: 1fr;
}

.bcse-stream-chip.is-empty .bcse-stream-chip__content {
  justify-items: center;
}

.bcse-stream-chip.is-empty .bcse-stream-chip__line {
  max-width: 42rem;
}

@media (max-width: 1100px) {
  .bcse-toolbar {
    grid-template-columns: 1fr;
  }

  .bcse-main {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 780px) {
  .bcse-app__shell {
    padding: 0.9rem;
    border-radius: 18px;
  }

  .bcse-header {
    flex-direction: column;
  }

  .bcse-header__status {
    width: 100%;
  }

  .bcse-status-pill {
    flex: 1 1 30%;
  }

  .bcse-card__header,
  .bcse-display-panel {
    grid-template-columns: 1fr;
    display: block;
  }

  .bcse-display-panel {
    display: grid;
    grid-template-columns: 92px 1fr;
  }

  .bcse-stats-grid {
    grid-template-columns: 1fr;
  }

  .bcse-bit-row {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .bcse-neighbors {
    grid-template-columns: 1fr;
  }

  .bcse-stream-chip {
    grid-template-columns: 1fr;
  }

  .bcse-stream-chip__glyph {
    min-height: 3.6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .bcse-led,
  .bcse-btn,
  .bcse-grid button,
  .bcse-bit,
  .bcse-stream-chip,
  .bcse-neighbor {
    animation: none !important;
    transition: none !important;
  }
}