/* ============================================================================
   Sentinel Studio & Ecosystem Showcase — Interactive Playground
   Roboflow / Ultralytics Grade Interactive Experience
   ========================================================================== */

.showcase-container {
  max-width: 1160px;
  margin: 0 auto 48px auto;
  border: 1px solid rgba(0, 229, 255, 0.22);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #0d0f18 0%, #07080f 100%);
  box-shadow: 0 24px 80px -20px rgba(0, 0, 0, 0.8), 0 0 40px -10px rgba(0, 229, 255, 0.12);
  overflow: hidden;
  position: relative;
}

.showcase-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: rgba(14, 15, 26, 0.95);
  border-bottom: 1px solid var(--hair);
  flex-wrap: wrap;
  gap: 12px;
}

.showcase-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--display);
  font-weight: 700;
  font-size: 14px;
}

.showcase-badge {
  font-family: var(--font);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 100px;
  background: rgba(0, 229, 255, 0.12);
  color: var(--cyan);
  border: 1px solid rgba(0, 229, 255, 0.3);
}

.showcase-tabs {
  display: flex;
  gap: 6px;
  background: rgba(0, 0, 0, 0.35);
  padding: 4px;
  border-radius: 10px;
  border: 1px solid var(--hair);
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.showcase-tabs::-webkit-scrollbar {
  display: none;
}

.showcase-tab {
  background: transparent;
  border: none;
  color: var(--muted);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: 8px;
  cursor: pointer;
  transition: all .2s var(--ease);
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  flex-shrink: 0;
}

.showcase-tab:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.showcase-tab.active {
  color: #ffffff;
  background: rgba(0, 229, 255, 0.15);
  border: 1px solid rgba(0, 229, 255, 0.35);
  box-shadow: 0 0 16px rgba(0, 229, 255, 0.2);
}

.showcase-tab.purple.active {
  background: rgba(192, 132, 252, 0.15);
  border: 1px solid rgba(192, 132, 252, 0.35);
  box-shadow: 0 0 16px rgba(192, 132, 252, 0.2);
  color: #c084fc;
}

.showcase-live-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--green);
  background: rgba(43, 224, 139, 0.1);
  border: 1px solid rgba(43, 224, 139, 0.25);
  padding: 4px 10px;
  border-radius: 100px;
}

.showcase-live-pill::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: pulse-dot 2s infinite ease-in-out;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* Panel Body */
.showcase-panel {
  display: none;
  min-height: 480px;
  position: relative;
}

.showcase-panel.active {
  display: block;
  animation: fadeIn .25s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* TAB 1: Live Vision & Servoing */
.vision-workspace {
  display: grid;
  grid-template-columns: 1fr 340px;
  min-height: 520px;
  background: #05060b;
}

@media (max-width: 900px) {
  .vision-workspace {
    grid-template-columns: 1fr;
  }
}

.vision-canvas-area {
  position: relative;
  background: #040508;
  border-right: 1px solid var(--hair);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.vision-canvas-area canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.vision-overlay-hud {
  position: absolute;
  top: 14px;
  left: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  pointer-events: none;
}

.vision-hud-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(8, 10, 18, 0.85);
  border: 1px solid var(--hair);
  backdrop-filter: blur(8px);
  padding: 4px 10px;
  border-radius: 6px;
  font-family: var(--display);
  font-size: 11px;
  color: var(--muted);
}

.vision-hud-chip b {
  color: var(--cyan);
}

.vision-layer-toggles {
  position: absolute;
  top: 14px;
  right: 14px;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.vision-layer-btn {
  background: rgba(14, 16, 26, 0.8);
  border: 1px solid var(--hair);
  color: var(--muted);
  font-family: var(--display);
  font-size: 10.5px;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 6px;
  cursor: pointer;
  transition: all .15s ease;
  backdrop-filter: blur(8px);
}

.vision-layer-btn.active {
  background: rgba(0, 229, 255, 0.18);
  border-color: var(--cyan);
  color: var(--cyan);
}

.vision-sidebar {
  padding: 20px;
  background: var(--panel);
  display: flex;
  flex-direction: column;
  gap: 16px;
  overflow-y: auto;
}

.vision-telemetry-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.telemetry-tile {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--hair);
  border-radius: 8px;
  padding: 10px 12px;
}

.telemetry-tile .label {
  font-size: 11px;
  color: var(--dim);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 4px;
}

.telemetry-tile .value {
  font-family: var(--display);
  font-size: 16px;
  font-weight: 700;
  color: #ffffff;
}

.telemetry-tile .value.cyan { color: var(--cyan); }
.telemetry-tile .value.green { color: var(--green); }

.servo-status-box {
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.08), rgba(124, 92, 255, 0.05));
  border: 1px solid rgba(0, 229, 255, 0.25);
  border-radius: 10px;
  padding: 14px;
}

.servo-status-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 8px;
}

.servo-slider-row {
  margin-top: 10px;
}

.servo-slider-row label {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 4px;
}

.servo-slider-row input[type="range"] {
  width: 100%;
  accent-color: var(--cyan);
}

/* TAB 2: SentinelLabeler Annotation */
.labeler-preview-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  min-height: 520px;
}

@media (max-width: 900px) {
  .labeler-preview-grid {
    grid-template-columns: 1fr;
  }
}

.labeler-canvas-area {
  position: relative;
  background: #080912;
  border-right: 1px solid var(--hair);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.labeler-canvas-card {
  width: 100%;
  max-width: 580px;
  aspect-ratio: 16/9;
  background: #04050a;
  border: 1px solid rgba(192, 132, 252, 0.3);
  border-radius: 12px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6);
}

.labeler-info-panel {
  padding: 28px;
  background: var(--panel);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.labeler-feature-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 20px 0;
}

.labeler-feature-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.labeler-feature-icon {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: rgba(192, 132, 252, 0.12);
  border: 1px solid rgba(192, 132, 252, 0.3);
  color: #c084fc;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: none;
}

.labeler-feature-text h4 {
  font-size: 14px;
  font-weight: 600;
  color: #ffffff;
  margin: 0 0 3px 0;
}

.labeler-feature-text p {
  font-size: 12.5px;
  color: var(--muted);
  margin: 0;
  line-height: 1.4;
}

/* TAB 3: Silicon Latency Profiler */
.silicon-profiler-layout {
  padding: 28px 24px;
}

.silicon-selector-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 24px;
  justify-content: center;
}

.silicon-chip-btn {
  background: var(--panel-2);
  border: 1px solid var(--hair);
  color: var(--muted);
  padding: 10px 18px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all .2s var(--ease);
  display: flex;
  align-items: center;
  gap: 8px;
}

.silicon-chip-btn:hover {
  border-color: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

.silicon-chip-btn.active {
  background: rgba(0, 229, 255, 0.12);
  border-color: var(--cyan);
  color: #ffffff;
  box-shadow: 0 0 16px rgba(0, 229, 255, 0.2);
}

.silicon-chip-btn.active .dot-nvidia { background: #76b900; }
.silicon-chip-btn.active .dot-amd { background: #ed1c24; }
.silicon-chip-btn.active .dot-intel { background: #0071c5; }

.silicon-result-card {
  max-width: 820px;
  margin: 0 auto;
  background: var(--panel);
  border: 1px solid var(--hair-2);
  border-radius: 14px;
  padding: 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: center;
}

@media (max-width: 720px) {
  .silicon-result-card {
    grid-template-columns: 1fr;
  }
}

.silicon-metric-hero {
  text-align: center;
  padding: 20px;
  border-right: 1px solid var(--hair);
}

@media (max-width: 720px) {
  .silicon-metric-hero {
    border-right: none;
    border-bottom: 1px solid var(--hair);
  }
}

.silicon-metric-num {
  font-family: var(--display);
  font-size: 48px;
  font-weight: 800;
  color: var(--cyan);
  line-height: 1;
  margin-bottom: 6px;
}

.silicon-metric-sub {
  font-size: 13px;
  color: var(--muted);
}

.silicon-details-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.silicon-detail-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--hair);
  font-size: 13.5px;
}

.silicon-detail-row span:first-child {
  color: var(--dim);
}

.silicon-detail-row span:last-child {
  font-weight: 600;
  color: #ffffff;
}

/* TAB 4: Zero-GC Developer Code Snippets */
.code-viewer-layout {
  padding: 20px 24px;
}

.code-tabs-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--hair);
  padding-bottom: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 10px;
}

.code-nav-btns {
  display: flex;
  gap: 6px;
}

.code-lang-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--muted);
  font-family: var(--font);
  font-size: 12px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: all .15s ease;
}

.code-lang-btn.active {
  background: var(--panel-2);
  border-color: var(--hair-2);
  color: var(--cyan);
}

.code-copy-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--hair);
  color: var(--muted);
  font-size: 11.5px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all .15s ease;
}

.code-copy-btn:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.1);
}

.code-pre-box {
  background: #05060b;
  border: 1px solid var(--hair);
  border-radius: 10px;
  padding: 18px 20px;
  font-family: "Cascadia Code", "Fira Code", monospace;
  font-size: 12.5px;
  line-height: 1.6;
  color: #cbd5e1;
  overflow-x: auto;
  max-height: 380px;
  white-space: pre;
}

.code-comment { color: #64748b; }
.code-kw { color: #c084fc; font-weight: 600; }
.code-type { color: #38bdf8; }
.code-fn { color: #6ee7b7; }
.code-str { color: #fde047; }
.code-num { color: #fb923c; }