/* =========================================
   JARVIS HOLOGRAPHIC CAMERA — STYLE.CSS
   RDJ LAB v2.0
   ========================================= */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Share+Tech+Mono&display=swap');

:root {
  --holo-blue: #00d4ff;
  --holo-blue-dark: #0077aa;
  --holo-glow: rgba(0, 212, 255, 0.6);
  --holo-dim: rgba(0, 212, 255, 0.15);
  --bg-dark: #000810;
  --bg-mid: #000f1e;
  --panel-bg: rgba(0, 15, 30, 0.92);
  --border-glow: rgba(0, 212, 255, 0.4);
  --text-holo: #7df4ff;
  --text-bright: #ffffff;
  --text-dim: rgba(0, 212, 255, 0.6);
  --accent-gold: #ffd700;
  --accent-red: #ff3355;
  --accent-green: #00ff88;
  --font-hud: 'Orbitron', sans-serif;
  --font-mono: 'Share Tech Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  width: 100%; height: 100%;
  overflow: hidden;
  background: var(--bg-dark);
  color: var(--text-holo);
  font-family: var(--font-mono);
}

/* ---- Background particle canvas ---- */
#bgCanvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* ---- App Layout ---- */
#app {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-rows: 60px 1fr 36px;
  grid-template-columns: 1fr 300px;
  grid-template-areas:
    "header header"
    "camera panel"
    "footer footer";
  width: 100vw;
  height: 100vh;
  gap: 0;
}

/* ===== HEADER ===== */
#hud-header {
  grid-area: header;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  background: linear-gradient(135deg, rgba(0,10,25,0.98) 0%, rgba(0,20,40,0.95) 100%);
  border-bottom: 1px solid var(--border-glow);
  box-shadow: 0 0 30px rgba(0,212,255,0.15), inset 0 -1px 0 var(--border-glow);
}

.hud-logo {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo-ring {
  width: 32px; height: 32px;
  border: 2px solid var(--holo-blue);
  border-radius: 50%;
  position: relative;
  animation: spin 4s linear infinite;
  box-shadow: 0 0 12px var(--holo-blue), inset 0 0 8px rgba(0,212,255,0.3);
}
.logo-ring::after {
  content: '';
  position: absolute;
  inset: 4px;
  border: 1px solid var(--holo-blue);
  border-radius: 50%;
  opacity: 0.5;
  animation: spin-rev 2s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes spin-rev { to { transform: rotate(-360deg); } }

.logo-text {
  font-family: var(--font-hud);
  font-weight: 900;
  font-size: 1.3rem;
  letter-spacing: 6px;
  color: var(--holo-blue);
  text-shadow: 0 0 20px var(--holo-blue), 0 0 40px rgba(0,212,255,0.4);
}

.hud-status {
  display: flex;
  gap: 32px;
}
.status-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.status-label {
  font-size: 0.55rem;
  letter-spacing: 3px;
  color: var(--text-dim);
  text-transform: uppercase;
}
.status-val {
  font-family: var(--font-hud);
  font-size: 0.75rem;
  color: var(--text-bright);
  letter-spacing: 2px;
}
.status-val.online { color: var(--accent-green); text-shadow: 0 0 10px var(--accent-green); }

.rdj-label {
  font-family: var(--font-hud);
  font-size: 0.65rem;
  letter-spacing: 4px;
  color: var(--text-dim);
}

/* ===== CAMERA ZONE ===== */
#camera-zone {
  grid-area: camera;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #000510;
}

/* Holographic canvas */
#holoCanvas {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Three.js canvas overlay */
#threeCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
  z-index: 7;
}

/* Raw video (hidden, used as source) */
#rawVideo {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  width: 1px; height: 1px;
}

/* ---- Corner Brackets ---- */
.bracket {
  position: absolute;
  width: 40px; height: 40px;
  z-index: 10;
  pointer-events: none;
}
.bracket::before, .bracket::after {
  content: '';
  position: absolute;
  background: var(--holo-blue);
  box-shadow: 0 0 10px var(--holo-blue), 0 0 20px rgba(0,212,255,0.4);
}
.bracket.tl { top: 16px; left: 16px; }
.bracket.tr { top: 16px; right: 16px; }
.bracket.bl { bottom: 16px; left: 16px; }
.bracket.br { bottom: 16px; right: 16px; }

/* Horizontal bar */
.bracket::before { height: 2px; width: 40px; top: 0; left: 0; }
/* Vertical bar */
.bracket::after  { width: 2px; height: 40px; top: 0; left: 0; }

.bracket.tr::before { left: auto; right: 0; }
.bracket.tr::after  { left: auto; right: 0; }
.bracket.bl::before { top: auto; bottom: 0; }
.bracket.br::before { top: auto; bottom: 0; left: auto; right: 0; }
.bracket.br::after  { top: auto; bottom: 0; left: auto; right: 0; }

.bracket {
  animation: bracketPulse 3s ease-in-out infinite;
}
@keyframes bracketPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ---- Scanner Line ---- */
#scanner-line {
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--holo-blue), #fff, var(--holo-blue), transparent);
  box-shadow: 0 0 15px var(--holo-blue), 0 0 40px rgba(0,212,255,0.5);
  z-index: 8;
  top: 0;
  animation: scanSweep 3s linear infinite;
  pointer-events: none;
}
@keyframes scanSweep {
  0% { top: 0%; opacity: 1; }
  95% { top: 100%; opacity: 1; }
  100% { top: 100%; opacity: 0; }
}

/* ---- Grid Overlay ---- */
#grid-overlay {
  position: absolute;
  inset: 0;
  z-index: 5;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(0,212,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.06) 1px, transparent 1px);
  background-size: 40px 40px;
  animation: gridPulse 4s ease-in-out infinite;
}
@keyframes gridPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ---- HUD Overlays ---- */
#cam-overlays {
  position: absolute;
  inset: 0;
  z-index: 9;
  pointer-events: none;
}

/* Reticle */
#reticle {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.ret-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--holo-blue);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.ret-ring.outer {
  width: 80px; height: 80px;
  box-shadow: 0 0 12px var(--holo-blue), inset 0 0 12px rgba(0,212,255,0.1);
  animation: retSpin 8s linear infinite;
}
.ret-ring.inner {
  width: 40px; height: 40px;
  border-color: rgba(0,212,255,0.5);
  animation: retSpin 4s linear infinite reverse;
}
@keyframes retSpin { to { transform: translate(-50%, -50%) rotate(360deg); } }

.ret-cross {
  position: absolute;
  background: var(--holo-blue);
  box-shadow: 0 0 8px var(--holo-blue);
}
.ret-cross.h { width: 100px; height: 1px; top: -0.5px; left: -50px; }
.ret-cross.v { width: 1px; height: 100px; left: -0.5px; top: -50px; }
.ret-dot {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 6px var(--holo-blue), 0 0 14px var(--holo-blue);
  position: absolute;
  top: -2px; left: -2px;
}

/* Corner Data */
.corner-data {
  position: absolute;
  font-size: 0.6rem;
  letter-spacing: 1.5px;
  color: var(--holo-blue);
  text-shadow: 0 0 8px var(--holo-blue);
  line-height: 1.7;
}
.corner-data.top-left    { top: 60px; left: 24px; }
.corner-data.top-right   { top: 60px; right: 24px; text-align: right; }
.corner-data.bottom-left { bottom: 48px; left: 24px; }
.corner-data.bottom-right{ bottom: 48px; right: 24px; text-align: right; }

.cd-line { animation: dataFlicker 4s ease-in-out infinite; }
.cd-line:nth-child(2) { animation-delay: 0.8s; }
.cd-line:nth-child(3) { animation-delay: 1.6s; }
@keyframes dataFlicker {
  0%, 90%, 100% { opacity: 1; }
  92% { opacity: 0.2; }
  94% { opacity: 1; }
  96% { opacity: 0.1; }
  98% { opacity: 1; }
}

/* Data Streams */
.data-stream {
  position: absolute;
  top: 80px;
  left: 24px;
  bottom: 60px;
  width: 2px;
  overflow: hidden;
}
.right-stream { left: auto; right: 24px; }
.data-stream::after {
  content: '';
  display: block;
  width: 100%;
  height: 60px;
  background: linear-gradient(to bottom, transparent, var(--holo-blue), transparent);
  box-shadow: 0 0 10px var(--holo-blue);
  animation: streamFlow 2s linear infinite;
}
.right-stream::after { animation-direction: reverse; }
@keyframes streamFlow {
  from { transform: translateY(-60px); }
  to { transform: translateY(100%); }
}

/* No camera screen */
#no-camera {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  background: radial-gradient(ellipse at center, rgba(0,30,60,0.9) 0%, rgba(0,5,15,0.98) 100%);
  z-index: 20;
}
#no-camera.hidden { display: none; }
.nc-icon { font-size: 3rem; animation: pulse 2s ease-in-out infinite; }
.nc-text {
  font-family: var(--font-hud);
  font-size: 0.9rem;
  letter-spacing: 4px;
  color: var(--holo-blue);
  text-shadow: 0 0 20px var(--holo-blue);
}
#startBtn {
  margin-top: 10px;
  padding: 14px 36px;
  background: transparent;
  border: 1px solid var(--holo-blue);
  color: var(--holo-blue);
  font-family: var(--font-hud);
  font-size: 0.8rem;
  letter-spacing: 4px;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  text-shadow: 0 0 10px var(--holo-blue);
  box-shadow: 0 0 20px rgba(0,212,255,0.2), inset 0 0 20px rgba(0,212,255,0.05);
}
#startBtn::before {
  content: '';
  position: absolute;
  top: -100%; left: -100%;
  width: 300%; height: 300%;
  background: linear-gradient(45deg, transparent 30%, rgba(0,212,255,0.1) 50%, transparent 70%);
  animation: btnShimmer 3s linear infinite;
}
@keyframes btnShimmer { to { transform: translate(100%, 100%); } }
#startBtn:hover {
  background: rgba(0,212,255,0.15);
  box-shadow: 0 0 40px rgba(0,212,255,0.5);
  transform: scale(1.02);
}

/* ===== CONTROL PANEL ===== */
#control-panel {
  grid-area: panel;
  background: var(--panel-bg);
  border-left: 1px solid var(--border-glow);
  padding: 20px 16px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  scrollbar-width: thin;
  scrollbar-color: var(--holo-blue-dark) transparent;
}
#control-panel::-webkit-scrollbar { width: 4px; }
#control-panel::-webkit-scrollbar-track { background: transparent; }
#control-panel::-webkit-scrollbar-thumb { background: var(--holo-blue-dark); border-radius: 4px; }

.panel-title {
  font-family: var(--font-hud);
  font-size: 0.7rem;
  letter-spacing: 4px;
  color: var(--holo-blue);
  text-shadow: 0 0 14px var(--holo-blue);
  border-bottom: 1px solid var(--border-glow);
  padding-bottom: 10px;
  margin-bottom: 4px;
}

.ctrl-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.ctrl-label {
  font-size: 0.55rem;
  letter-spacing: 3px;
  color: var(--text-dim);
  text-transform: uppercase;
}

/* Preset buttons */
.preset-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.preset-btn {
  padding: 7px 4px;
  background: rgba(0,212,255,0.05);
  border: 1px solid rgba(0,212,255,0.2);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.25s;
  text-transform: uppercase;
}
.preset-btn:hover {
  background: rgba(0,212,255,0.15);
  border-color: var(--holo-blue);
  color: var(--holo-blue);
  box-shadow: 0 0 10px rgba(0,212,255,0.2);
}
.preset-btn.active {
  background: rgba(0,212,255,0.2);
  border-color: var(--holo-blue);
  color: var(--holo-blue);
  box-shadow: 0 0 15px rgba(0,212,255,0.3);
}

/* Sliders */
.holo-slider {
  -webkit-appearance: none;
  appearance: none;
  width: calc(100% - 40px);
  height: 4px;
  background: rgba(0,212,255,0.2);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}
.holo-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--holo-blue);
  box-shadow: 0 0 10px var(--holo-blue);
  cursor: pointer;
  transition: box-shadow 0.2s;
}
.holo-slider::-webkit-slider-thumb:hover {
  box-shadow: 0 0 20px var(--holo-blue), 0 0 40px rgba(0,212,255,0.5);
}
.sl-val {
  font-size: 0.65rem;
  color: var(--holo-blue);
  letter-spacing: 1px;
}

/* Toggles */
.toggle-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.toggle-lbl {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.58rem;
  letter-spacing: 1px;
  color: var(--text-dim);
  cursor: pointer;
  transition: color 0.2s;
}
.toggle-lbl:hover { color: var(--holo-blue); }
.toggle-lbl input[type="checkbox"] {
  accent-color: var(--holo-blue);
  width: 12px; height: 12px;
  cursor: pointer;
}

/* Gesture Guide */
.gesture-guide {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-top: 4px;
}
.gesture-row {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 212, 255, 0.04);
  border: 1px solid rgba(0, 212, 255, 0.15);
  border-radius: 4px;
  padding: 5px 8px;
  transition: border-color 0.2s, background 0.2s;
}
.gesture-row:hover {
  background: rgba(0, 212, 255, 0.09);
  border-color: rgba(0, 212, 255, 0.35);
}
.gesture-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}
.gesture-desc { flex: 1; }
.gesture-name {
  font-family: var(--font-hud);
  font-size: 0.5rem;
  letter-spacing: 2px;
  color: var(--holo-blue);
  text-shadow: 0 0 6px var(--holo-blue);
  margin-bottom: 2px;
}
.gesture-info {
  font-size: 0.5rem;
  color: var(--text-dim);
  letter-spacing: 0.5px;
  line-height: 1.4;
}

/* Action buttons */
.action-btn {
  width: 100%;
  padding: 11px;
  background: transparent;
  border: 1px solid var(--holo-blue);
  color: var(--holo-blue);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all 0.25s;
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
}
.action-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--holo-blue);
  transform: translateX(-100%);
  transition: transform 0.3s ease;
  z-index: -1;
}
.action-btn:hover::before { transform: translateX(0); }
.action-btn:hover { color: #000; box-shadow: 0 0 20px rgba(0,212,255,0.4); }
.action-btn.secondary {
  border-color: rgba(0,212,255,0.35);
  color: var(--text-dim);
  margin-top: 6px;
}
.action-btn.secondary:hover { border-color: var(--holo-blue); color: #000; }

/* Energy Bar */
.energy-bar-wrap {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--border-glow);
}
.eb-label {
  font-size: 0.55rem;
  letter-spacing: 3px;
  color: var(--text-dim);
  margin-bottom: 8px;
}
.energy-bar {
  position: relative;
  height: 6px;
  background: rgba(0,212,255,0.1);
  border-radius: 3px;
  overflow: hidden;
}
.energy-fill {
  height: 100%;
  width: 94%;
  background: linear-gradient(90deg, var(--holo-blue-dark), var(--holo-blue), #fff);
  border-radius: 3px;
  animation: energyPulse 2s ease-in-out infinite;
}
.energy-glow {
  position: absolute;
  top: 0; left: 0;
  height: 100%;
  width: 40px;
  background: white;
  filter: blur(8px);
  animation: energyGlow 2s ease-in-out infinite;
}
@keyframes energyPulse {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.4) drop-shadow(0 0 6px var(--holo-blue)); }
}
@keyframes energyGlow {
  from { transform: translateX(-40px); }
  to { transform: translateX(300px); }
}
.eb-pct {
  font-size: 0.6rem;
  color: var(--holo-blue);
  letter-spacing: 2px;
  margin-top: 4px;
  display: block;
}

/* ===== FOOTER ===== */
#hud-footer {
  grid-area: footer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  background: rgba(0,5,15,0.98);
  border-top: 1px solid var(--border-glow);
  font-size: 0.5rem;
  letter-spacing: 2px;
  color: var(--text-dim);
}
.footer-item { animation: dataFlicker 6s ease-in-out infinite; }
.footer-item:nth-child(2) { animation-delay: 2s; }
.footer-item:nth-child(3) { animation-delay: 4s; }

/* ===== SNAPSHOT FLASH ===== */
#flash-overlay {
  position: fixed;
  inset: 0;
  background: white;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.1s;
}
#flash-overlay.flash {
  opacity: 1;
  transition: opacity 0s;
}

/* General utility */
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.1); opacity: 0.7; }
}

/* Glitch effect class */
.glitch {
  animation: glitchShake 0.15s ease-in-out;
}
@keyframes glitchShake {
  0% { transform: translate(0,0); }
  20% { transform: translate(-3px, 2px); filter: hue-rotate(90deg); }
  40% { transform: translate(3px, -1px); }
  60% { transform: translate(-2px, 1px); filter: hue-rotate(180deg); }
  80% { transform: translate(2px, -2px); }
  100% { transform: translate(0,0); filter: hue-rotate(0deg); }
}

/* Responsive tweaks */
@media (max-width: 900px) {
  #app {
    grid-template-columns: 1fr;
    grid-template-rows: 50px 1fr 200px 32px;
    grid-template-areas:
      "header"
      "camera"
      "panel"
      "footer";
  }
  #control-panel {
    border-left: none;
    border-top: 1px solid var(--border-glow);
    flex-direction: row;
    flex-wrap: wrap;
    overflow-x: auto;
    padding: 12px;
    gap: 10px;
  }
  .preset-buttons { grid-template-columns: repeat(3,1fr); }
}