/* === CSS Variables & Theme === */
:root {
  --primary: #00f0ff;
  --primary-dim: #00f0ff40;
  --primary-glow: #00f0ff80;
  --secondary: #ff00aa;
  --secondary-dim: #ff00aa40;
  --accent: #ffcc00;
  --accent-dim: #ffcc0040;
  --success: #00ff88;
  --warning: #ff8800;
  --danger: #ff3366;

  --bg-dark: #0a0a12;
  --bg-card: #12121c;
  --bg-card-hover: #1a1a28;
  --border: #2a2a40;
  --border-glow: #00f0ff30;

  --text-primary: #ffffff;
  --text-secondary: #8888aa;
  --text-dim: #555566;

  --font-display: 'Orbitron', sans-serif;
  --font-body: 'Rajdhani', sans-serif;
  --font-mono: 'Share Tech Mono', monospace;

  --radius: 8px;
  --radius-lg: 12px;
  --gap: 12px;
  --header-height: 60px;
  --footer-height: 40px;
}

/* === Reset & Base === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  overflow: hidden;
}

body {
  font-family: var(--font-body);
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.4;
}

/* === Animated Background === */
.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 240, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 240, 255, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  z-index: 0;
}

.scan-line {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  opacity: 0.3;
  animation: scan 4s linear infinite;
  pointer-events: none;
  z-index: 1000;
}

@keyframes scan {
  0% { transform: translateY(-100%); }
  100% { transform: translateY(100vh); }
}

/* === Dashboard Layout === */
.dashboard {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100vh;
  padding: var(--gap);
  gap: var(--gap);
  z-index: 1;
}

/* === Header === */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: var(--header-height);
  padding: 0 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow:
    0 0 20px rgba(0, 240, 255, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  width: 40px;
  height: 40px;
  color: var(--primary);
  animation: logo-pulse 2s ease-in-out infinite;
}

@keyframes logo-pulse {
  0%, 100% { opacity: 1; filter: drop-shadow(0 0 5px var(--primary)); }
  50% { opacity: 0.7; filter: drop-shadow(0 0 15px var(--primary)); }
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-main {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: 4px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo-sub {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-secondary);
  letter-spacing: 2px;
}

.header-stats {
  display: flex;
  gap: 30px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
  letter-spacing: 1px;
}

.stat-value {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-primary);
}

.status-online {
  color: var(--success);
  text-shadow: 0 0 10px var(--success);
}

/* === Bento Grid === */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: repeat(6, 1fr);
  gap: var(--gap);
  flex: 1;
  min-height: 0;
}

/* === Tile Base Styles === */
.bento-tile {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 12px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  transition: all 0.3s ease;
}

.bento-tile::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, var(--primary-dim), transparent, var(--secondary-dim));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.bento-tile:hover::before {
  opacity: 1;
}

.bento-tile:hover {
  border-color: var(--border-glow);
  box-shadow: 0 0 30px rgba(0, 240, 255, 0.1);
}

.tile-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  flex-shrink: 0;
}

.tile-indicator {
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--primary);
  animation: indicator-pulse 1.5s ease-in-out infinite;
}

@keyframes indicator-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.tile-title {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 2px;
  color: var(--text-secondary);
}

.tile-badge {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  padding: 2px 8px;
  background: var(--danger);
  border-radius: 4px;
  animation: badge-blink 1s ease-in-out infinite;
}

@keyframes badge-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

/* === Grid Placement === */
.tile-main {
  grid-column: 1 / 7;
  grid-row: 1 / 5;
}

.tile-gesture {
  grid-column: 7 / 10;
  grid-row: 1 / 3;
}

.tile-skeleton {
  grid-column: 10 / 13;
  grid-row: 1 / 3;
}

.tile-fingers {
  grid-column: 7 / 13;
  grid-row: 3 / 5;
}

.tile-coords {
  grid-column: 1 / 4;
  grid-row: 5 / 7;
}

.tile-trajectory {
  grid-column: 4 / 7;
  grid-row: 5 / 7;
}

.tile-history {
  grid-column: 7 / 10;
  grid-row: 5 / 7;
}

.tile-metrics {
  grid-column: 10 / 13;
  grid-row: 5 / 7;
}

/* === Main Camera Tile === */
.camera-container {
  flex: 1;
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: #000;
}

.input-video {
  display: none;
}

.output-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

/* Sci-fi vignette frame effect */
.camera-vignette {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(
    ellipse at center,
    transparent 50%,
    rgba(0, 0, 0, 0.3) 80%,
    rgba(0, 0, 0, 0.6) 100%
  );
  z-index: 2;
}

/* Scanning grid overlay */
.camera-scanlines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 240, 255, 0.015) 2px,
    rgba(0, 240, 255, 0.015) 4px
  );
  z-index: 3;
}

/* Edge glow effect */
.camera-edge-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  box-shadow:
    inset 0 0 60px rgba(0, 240, 255, 0.1),
    inset 0 0 120px rgba(0, 0, 0, 0.3);
  z-index: 4;
}

.camera-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 5;
}

.corner {
  position: absolute;
  width: 30px;
  height: 30px;
  border-color: var(--primary);
  border-style: solid;
  border-width: 0;
}

.corner.tl { top: 10px; left: 10px; border-top-width: 2px; border-left-width: 2px; }
.corner.tr { top: 10px; right: 10px; border-top-width: 2px; border-right-width: 2px; }
.corner.bl { bottom: 10px; left: 10px; border-bottom-width: 2px; border-left-width: 2px; }
.corner.br { bottom: 10px; right: 10px; border-bottom-width: 2px; border-right-width: 2px; }

.crosshair {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 40px;
  height: 40px;
  transform: translate(-50%, -50%);
  border: 1px solid var(--primary-dim);
  border-radius: 50%;
}

.crosshair::before,
.crosshair::after {
  content: '';
  position: absolute;
  background: var(--primary-dim);
}

.crosshair::before {
  top: 50%;
  left: -10px;
  right: -10px;
  height: 1px;
}

.crosshair::after {
  left: 50%;
  top: -10px;
  bottom: -10px;
  width: 1px;
}

.camera-info {
  position: absolute;
  bottom: 10px;
  left: 10px;
  display: flex;
  gap: 15px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--primary);
  text-shadow: 0 0 10px var(--primary);
  z-index: 6;
}

/* === Gesture Display === */
.gesture-display {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.gesture-icon {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--bg-card-hover), var(--bg-dark));
  border: 2px solid var(--primary-dim);
  border-radius: 50%;
  box-shadow:
    0 0 30px var(--primary-dim),
    inset 0 0 20px rgba(0, 240, 255, 0.1);
}

.gesture-icon svg {
  width: 50px;
  height: 50px;
}

.gesture-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--primary);
  text-shadow: 0 0 20px var(--primary);
  text-align: center;
}

.gesture-confidence {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
}

.confidence-bar {
  flex: 1;
  height: 4px;
  background: var(--bg-dark);
  border-radius: 2px;
  overflow: hidden;
}

.confidence-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transition: width 0.3s ease;
  box-shadow: 0 0 10px var(--primary);
}

/* === Skeleton Visualization === */
.skeleton-container {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

#skeleton-canvas {
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, var(--bg-card-hover) 0%, var(--bg-dark) 100%);
  border-radius: var(--radius);
}

.skeleton-labels {
  position: absolute;
  bottom: 5px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  padding: 0 10px;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-dim);
}

/* === Fingers Grid === */
.fingers-grid {
  flex: 1;
  display: flex;
  gap: 10px;
  align-items: stretch;
}

.finger-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  padding: 10px 5px;
  background: var(--bg-dark);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.finger-item[data-active="true"] {
  border-color: var(--success);
  box-shadow: 0 0 15px rgba(0, 255, 136, 0.3);
}

.finger-visual {
  flex: 1;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 60px;
}

.finger-bar {
  width: 100%;
  height: 0%;
  background: linear-gradient(to top, var(--primary), var(--secondary));
  border-radius: 4px 4px 0 0;
  transition: height 0.2s ease;
  box-shadow: 0 0 10px var(--primary-dim);
}

.finger-name {
  font-family: var(--font-display);
  font-size: 0.55rem;
  letter-spacing: 1px;
  color: var(--text-secondary);
}

.finger-status {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-dim);
}

/* === Coordinates Panel === */
.coords-display {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  justify-content: center;
}

.coord-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.coord-label {
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 1px;
  color: var(--text-dim);
}

.coord-values {
  display: flex;
  gap: 15px;
}

.coord {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--primary);
}

.coord span {
  color: var(--text-primary);
}

/* === Trajectory Canvas === */
.trajectory-container {
  flex: 1;
  position: relative;
}

#trajectory-canvas {
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, var(--bg-card-hover) 0%, var(--bg-dark) 100%);
  border-radius: var(--radius);
}

/* === History List === */
.history-list {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.history-list::-webkit-scrollbar {
  width: 4px;
}

.history-list::-webkit-scrollbar-track {
  background: var(--bg-dark);
}

.history-list::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 2px;
}

.history-item {
  display: flex;
  gap: 10px;
  padding: 8px 10px;
  background: var(--bg-dark);
  border-radius: var(--radius);
  border-left: 2px solid var(--primary);
  animation: history-slide 0.3s ease;
}

.history-item.placeholder {
  border-left-color: var(--border);
  opacity: 0.5;
}

@keyframes history-slide {
  from { opacity: 0; transform: translateX(-10px); }
  to { opacity: 1; transform: translateX(0); }
}

.history-time {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
}

.history-gesture {
  font-family: var(--font-body);
  font-size: 0.75rem;
  color: var(--text-primary);
}

/* === Metrics === */
.metrics-grid {
  flex: 1;
  display: flex;
  justify-content: space-around;
  align-items: center;
}

.metric-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.metric-ring {
  position: relative;
  width: 60px;
  height: 60px;
}

.metric-ring svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.ring-bg {
  fill: none;
  stroke: var(--bg-dark);
  stroke-width: 8;
}

.ring-fill {
  fill: none;
  stroke: var(--primary);
  stroke-width: 8;
  stroke-linecap: round;
  stroke-dasharray: 251.2;
  stroke-dashoffset: 251.2;
  transition: stroke-dashoffset 0.5s ease;
  filter: drop-shadow(0 0 5px var(--primary));
}

.metric-value {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-primary);
}

.metric-label {
  font-family: var(--font-display);
  font-size: 0.55rem;
  letter-spacing: 1px;
  color: var(--text-dim);
}

/* === Footer === */
.footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: var(--footer-height);
  padding: 0 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.footer-left,
.footer-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-text {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
  letter-spacing: 1px;
}

.pulse-indicator {
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse 1s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; box-shadow: 0 0 0 0 var(--success); }
  50% { transform: scale(1.2); opacity: 0.7; box-shadow: 0 0 0 10px transparent; }
}

.footer-center {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-secondary);
}

#status-message {
  animation: text-flicker 0.1s infinite alternate;
}

@keyframes text-flicker {
  0% { opacity: 0.95; }
  100% { opacity: 1; }
}

/* === Responsive === */
@media (max-width: 1400px) {
  .bento-grid {
    grid-template-columns: repeat(8, 1fr);
    grid-template-rows: repeat(8, 1fr);
  }

  .tile-main { grid-column: 1 / 5; grid-row: 1 / 5; }
  .tile-gesture { grid-column: 5 / 7; grid-row: 1 / 3; }
  .tile-skeleton { grid-column: 7 / 9; grid-row: 1 / 3; }
  .tile-fingers { grid-column: 5 / 9; grid-row: 3 / 5; }
  .tile-coords { grid-column: 1 / 3; grid-row: 5 / 7; }
  .tile-trajectory { grid-column: 3 / 5; grid-row: 5 / 7; }
  .tile-history { grid-column: 5 / 7; grid-row: 5 / 7; }
  .tile-metrics { grid-column: 7 / 9; grid-row: 5 / 7; }
}

@media (max-width: 1000px) {
  .bento-grid {
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: auto;
  }

  .tile-main { grid-column: 1 / 5; grid-row: 1 / 3; min-height: 300px; }
  .tile-gesture { grid-column: 1 / 3; grid-row: 3 / 4; }
  .tile-skeleton { grid-column: 3 / 5; grid-row: 3 / 4; }
  .tile-fingers { grid-column: 1 / 5; grid-row: 4 / 5; }
  .tile-coords { grid-column: 1 / 3; grid-row: 5 / 6; }
  .tile-trajectory { grid-column: 3 / 5; grid-row: 5 / 6; }
  .tile-history { grid-column: 1 / 3; grid-row: 6 / 7; }
  .tile-metrics { grid-column: 3 / 5; grid-row: 6 / 7; }

  .header-stats { gap: 15px; }
  .header-stats .stat:first-child { display: none; }
}

/* === Glitch Effect on Hover === */
.bento-tile:hover .tile-title {
  animation: glitch 0.3s ease;
}

@keyframes glitch {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-2px); color: var(--secondary); }
  40% { transform: translateX(2px); color: var(--primary); }
  60% { transform: translateX(-1px); }
  80% { transform: translateX(1px); }
}

/* === Loading State === */
.loading {
  position: relative;
}

.loading::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 240, 255, 0.1),
    transparent
  );
  animation: loading-sweep 1.5s infinite;
}

@keyframes loading-sweep {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}