/* ==========================================================================
   NEXUS FRONTIER MOBILE OS (v2.5) — High-Contrast Deep-Tech Edition
   ========================================================================== */

:root {
  --bg-space: #030712;
  --bg-deep: #050b18;
  --bg-card: #0b1329;
  --bg-cell: #0f172a;

  --border-card: rgba(0, 245, 255, 0.22);
  --border-subtle: rgba(255, 255, 255, 0.1);
  --border-glow: rgba(0, 245, 255, 0.45);

  --cyan: #00f5ff;
  --cyan-dim: #06b6d4;
  --cyan-glow: 0 0 16px rgba(0, 245, 255, 0.4);
  --purple: #a855f7;
  --emerald: #10b981;
  --amber: #f59e0b;
  --rose: #f43f5e;

  --text-pure: #ffffff;
  --text-bright: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --dock-height: 64px;

  --font-mono: "SF Mono", "Fira Code", Consolas, Monaco, monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-full: 9999px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: var(--bg-space);
  color: var(--text-bright);
  font-family: var(--font-sans);
  font-size: 14.5px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  user-select: none;
}

#app-viewport {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: radial-gradient(circle at 50% 0%, #0d1e38 0%, #030712 65%);
}

#cyber-grid-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  opacity: 0.25;
}

/* Header */
.mobile-header {
  height: calc(54px + var(--safe-top));
  padding-top: var(--safe-top);
  padding-left: 16px;
  padding-right: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(3, 7, 18, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 100;
  flex-shrink: 0;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-logo-hex {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(0, 245, 255, 0.3), rgba(168, 85, 247, 0.3));
  border: 1px solid var(--cyan);
  box-shadow: var(--cyan-glow);
}

.brand-title {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--text-pure);
  display: flex;
  align-items: center;
  gap: 6px;
}

.brand-title .tech-pill {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--cyan);
  background: rgba(0, 245, 255, 0.12);
  padding: 2px 6px;
  border-radius: var(--radius-xs);
  border: 1px solid rgba(0, 245, 255, 0.3);
}

.header-hud-telemetry {
  display: flex;
  align-items: center;
  gap: 8px;
}

.hud-beacon {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--emerald);
  background: rgba(16, 185, 129, 0.12);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(16, 185, 129, 0.35);
}

.beacon-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--emerald);
  box-shadow: 0 0 8px var(--emerald);
}

.icon-btn-hud {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  text-decoration: none;
}

/* Views Viewport */
.views-container {
  flex: 1;
  position: relative;
  overflow: hidden;
  z-index: 10;
}

.tab-view {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: none;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  padding: 14px;
  padding-bottom: calc(var(--dock-height) + var(--safe-bottom) + 20px);
}

.tab-view.active {
  display: flex;
}

/* Holographic High-Contrast Cards */
.cyber-card {
  position: relative;
  background: var(--bg-card) !important;
  border: 1px solid var(--border-card) !important;
  border-radius: var(--radius-md) !important;
  padding: 14px 16px !important;
  margin-bottom: 12px !important;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.6) !important;
  display: block !important;
}

.cyber-card.glow-cyan {
  border-color: var(--border-glow) !important;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.6), inset 0 0 15px rgba(0, 245, 255, 0.06) !important;
}

.cyber-card.glow-purple {
  border-color: rgba(168, 85, 247, 0.35) !important;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.6), inset 0 0 15px rgba(168, 85, 247, 0.06) !important;
}

.card-header-hud {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.card-title-hud {
  font-size: 0.96rem;
  font-weight: 700;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-desc-hud {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.45;
  margin-bottom: 10px;
}

/* Telemetry Grid: 2 Columns */
.telemetry-hud-grid {
  display: grid !important;
  grid-template-columns: repeat(2, 1fr) !important;
  gap: 10px !important;
  margin-bottom: 12px !important;
  width: 100% !important;
  max-width: 100% !important;
  box-sizing: border-box !important;
}

.telemetry-cell {
  background: var(--bg-cell) !important;
  border: 1px solid var(--border-subtle) !important;
  border-radius: var(--radius-sm) !important;
  padding: 10px 12px !important;
  display: flex !important;
  flex-direction: column !important;
  min-width: 0 !important;
  box-sizing: border-box !important;
  overflow: hidden !important;
}

.telemetry-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-dim);
  text-transform: uppercase;
  margin-bottom: 2px;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

.telemetry-value {
  font-size: 1.1rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: #fff;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

.telemetry-value.cyan { color: var(--cyan); }
.telemetry-value.purple { color: var(--purple); }
.telemetry-value.emerald { color: var(--emerald); }

/* 3D Neural Orb Stage */
.neural-orb-stage {
  width: 100%;
  height: 220px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
  position: relative;
}

#neural-orb-canvas {
  width: 320px;
  height: 180px;
  max-width: 100%;
  display: block;
}

.orb-status-text {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 4px;
  text-align: center;
}

/* Badges */
.hud-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: var(--radius-xs);
}

.hud-badge.cyan { background: rgba(0, 245, 255, 0.15); color: var(--cyan); border: 1px solid rgba(0, 245, 255, 0.3); }
.hud-badge.purple { background: rgba(168, 85, 247, 0.15); color: var(--purple); border: 1px solid rgba(168, 85, 247, 0.3); }
.hud-badge.emerald { background: rgba(16, 185, 129, 0.15); color: var(--emerald); border: 1px solid rgba(16, 185, 129, 0.3); }
.hud-badge.amber { background: rgba(245, 158, 11, 0.15); color: var(--amber); border: 1px solid rgba(245, 158, 11, 0.3); }

/* Bottom Dock */
.bottom-dock {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 100vw;
  height: calc(var(--dock-height) + var(--safe-bottom));
  padding-bottom: var(--safe-bottom);
  background: rgba(3, 7, 18, 0.96);
  backdrop-filter: blur(20px);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-around;
  z-index: 200;
  overflow: hidden;
  box-sizing: border-box;
}

.dock-item {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: var(--text-dim);
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px 0;
  text-decoration: none;
  overflow: hidden;
}

.dock-item svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

.dock-item-label {
  font-size: 0.65rem;
  font-weight: 600;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
  max-width: 100%;
}

.dock-item.active {
  color: var(--cyan);
}

.dock-item.active svg {
  stroke: var(--cyan);
  filter: drop-shadow(0 0 6px var(--cyan-glow));
}

/* Chat Styles */
#view-aura { padding: 0; }

.aura-chat-stream {
  flex: 1;
  overflow-y: auto;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chat-bubble {
  max-width: 86%;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  line-height: 1.45;
  word-break: break-word;
}

.chat-bubble.aura {
  align-self: flex-start;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-bottom-left-radius: 4px;
}

.chat-bubble.user {
  align-self: flex-end;
  background: linear-gradient(135deg, #0284c7, #2563eb);
  color: #fff;
  border-bottom-right-radius: 4px;
}

.bubble-meta-hud {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
  margin-top: 4px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.chat-bubble.user .bubble-meta-hud {
  color: rgba(255, 255, 255, 0.75);
  justify-content: flex-end;
}

.matrix-scroller {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 4px 14px 10px 14px;
  scrollbar-width: none;
}
.matrix-scroller::-webkit-scrollbar { display: none; }

.matrix-chip {
  flex-shrink: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 0.8rem;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  cursor: pointer;
}

.matrix-chip:active {
  background: rgba(0, 245, 255, 0.15);
  border-color: var(--cyan);
  color: #fff;
}

.chat-dock-fixed {
  padding: 10px 14px;
  background: rgba(3, 7, 18, 0.96);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: calc(var(--dock-height) + var(--safe-bottom));
}

.chat-text-input {
  flex: 1;
  background: var(--bg-cell);
  border: 1px solid var(--border-subtle);
  color: #fff;
  padding: 10px 14px;
  font-size: 0.92rem;
  border-radius: var(--radius-full);
  outline: none;
}

.chat-text-input:focus { border-color: var(--cyan); }

.hud-btn-circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
}

.hud-btn-circle.mic {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
}

.hud-btn-circle.mic.listening {
  background: var(--rose);
  color: #fff;
}

.hud-btn-circle.send {
  background: linear-gradient(135deg, var(--cyan-dim), #2563eb);
  color: #fff;
}

/* Form Controls */
.cyber-input {
  width: 100%;
  background: var(--bg-cell);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  color: #fff;
  font-size: 0.9rem;
  outline: none;
}

.cyber-input:focus { border-color: var(--cyan); }

.cyber-btn-primary {
  width: 100%;
  background: linear-gradient(135deg, var(--cyan-dim), #2563eb);
  color: #fff;
  border: none;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
}

.cyber-btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-subtle);
  color: var(--text-bright);
  padding: 6px 12px;
  border-radius: var(--radius-xs);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* DAG Steps */
.dag-interactive-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 12px;
}

.dag-node-item {
  background: var(--bg-cell);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
}

.dag-node-item.active { border-color: var(--cyan); }
.dag-node-item.done { border-color: var(--emerald); }

.dag-node-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.dag-node-name {
  font-weight: 700;
  font-size: 0.86rem;
  color: #fff;
}

.dag-node-output {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin-top: 4px;
  white-space: pre-wrap;
}

.dag-connector-arrow {
  text-align: center;
  color: var(--cyan-dim);
  font-size: 0.8rem;
  opacity: 0.7;
}