/* ============================================
   cam.zxzx.app — VHS Sticker Cam
   90s VHS Camcorder Stickercam
   ============================================ */

:root {
  --vhs-bg: #0a0e1a;
  --vhs-bg-deep: #050810;
  --vhs-panel: #0d1220;
  --vhs-panel-alt: #111828;
  --vhs-border: #1a2844;
  --vhs-border-bright: #2a4060;
  --vhs-blue: #4488ff;
  --vhs-blue-dim: #2255aa;
  --vhs-blue-dark: #112244;
  --vhs-red: #ff2222;
  --vhs-red-dim: #aa1111;
  --vhs-green: #22ff66;
  --vhs-green-dim: #11aa33;
  --vhs-cyan: #00ddff;
  --vhs-cyan-dim: #008899;
  --vhs-cyan-dark: #004455;
  --vhs-amber: #ffaa22;
  --vhs-amber-dim: #aa7711;
  --vhs-magenta: #ff44aa;
  --vhs-white: #eeeeff;
  --vhs-gray: #667788;
  --vhs-gray-dark: #334455;

  --font-vhs: 'VT323', 'Share Tech Mono', 'Consolas', monospace;
  --font-display: 'Share Tech Mono', 'VT323', monospace;
}

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

html {
  height: 100%;
}

body {
  font-family: var(--font-vhs);
  background: var(--vhs-bg);
  color: var(--vhs-cyan);
  min-height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow-x: hidden;
  font-size: 16px;
  line-height: 1.4;
  -webkit-font-smoothing: none;
}

/* ── CRT Scanlines ── */
.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.08) 2px,
    rgba(0, 0, 0, 0.08) 4px
  );
}

/* CRT glow */
.crt-glow {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(
    ellipse at 50% 50%,
    rgba(68, 136, 255, 0.02) 0%,
    rgba(0, 221, 255, 0.01) 40%,
    transparent 70%
  );
}

/* ── Main Container ── */
#cam-app {
  width: 100%;
  max-width: 860px;
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  z-index: 1;
  padding: 16px;
}

/* ── Title Bar ── */
.titlebar {
  background: linear-gradient(90deg, #0a1628, #1a2a4a, #0a1628);
  border: 2px solid var(--vhs-border-bright);
  border-bottom: none;
  padding: 4px 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.titlebar-left {
  display: flex;
  align-items: center;
  gap: 6px;
}

.titlebar-icon {
  font-size: 14px;
}

.titlebar-text {
  font-family: var(--font-display);
  font-size: 14px;
  color: var(--vhs-red);
  font-weight: bold;
  letter-spacing: 2px;
  text-shadow: 0 0 8px var(--vhs-red);
}

.titlebar-controls {
  display: flex;
  gap: 2px;
}

.titlebar-ctrl {
  width: 16px;
  height: 14px;
  background: var(--vhs-gray-dark);
  border: 1px outset #666;
  font-size: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--vhs-bg);
  font-weight: bold;
  font-family: var(--font-vhs);
  cursor: default;
  user-select: none;
}

/* ── Menu Bar ── */
.menu-bar {
  background: var(--vhs-panel-alt);
  border-left: 2px solid var(--vhs-border-bright);
  border-right: 2px solid var(--vhs-border-bright);
  padding: 2px 4px;
  display: flex;
  gap: 0;
}

.menu-item {
  font-family: var(--font-vhs);
  font-size: 15px;
  color: var(--vhs-gray);
  padding: 2px 8px;
  cursor: pointer;
  background: none;
  border: none;
  transition: all 0.15s;
}

.menu-item:hover {
  background: rgba(68, 136, 255, 0.12);
  color: var(--vhs-blue);
}

.menu-item .underline {
  text-decoration: underline;
  color: var(--vhs-cyan);
}

/* ── Toolbar ── */
.cam-toolbar {
  background: var(--vhs-panel-alt);
  border-left: 2px solid var(--vhs-border-bright);
  border-right: 2px solid var(--vhs-border-bright);
  border-top: 1px solid var(--vhs-border);
  padding: 6px 8px;
  display: flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
}

.cam-btn {
  font-family: var(--font-vhs);
  font-size: 16px;
  background: var(--vhs-panel);
  border: 1px solid var(--vhs-border);
  color: var(--vhs-cyan);
  padding: 4px 14px;
  cursor: pointer;
  transition: all 0.15s;
  letter-spacing: 1px;
}

.cam-btn:hover {
  background: rgba(0, 221, 255, 0.08);
  border-color: var(--vhs-cyan-dim);
  text-shadow: 0 0 8px var(--vhs-cyan);
}

.cam-btn:active {
  background: rgba(0, 221, 255, 0.12);
  border-style: inset;
}

.cam-btn-rec {
  color: var(--vhs-red);
  border-color: var(--vhs-red-dim);
}

.cam-btn-rec:hover {
  background: rgba(255, 34, 34, 0.08);
  border-color: var(--vhs-red);
  text-shadow: 0 0 8px var(--vhs-red);
  box-shadow: 0 0 12px rgba(255, 34, 34, 0.15);
}

.cam-btn-blue {
  color: var(--vhs-blue);
  border-color: var(--vhs-blue-dim);
}

.cam-btn-blue:hover {
  background: rgba(68, 136, 255, 0.08);
  border-color: var(--vhs-blue);
  text-shadow: 0 0 8px var(--vhs-blue);
  box-shadow: 0 0 12px rgba(68, 136, 255, 0.15);
}

.cam-spacer {
  flex: 1;
}

/* ── Workspace ── */
.cam-workspace {
  background: var(--vhs-panel);
  border-left: 2px solid var(--vhs-border-bright);
  border-right: 2px solid var(--vhs-border-bright);
  padding: 8px;
}

/* ── Canvas Container ── */
.cam-canvas-container {
  position: relative;
  width: 100%;
  background: var(--vhs-bg-deep);
  overflow: hidden;
  border: 1px solid var(--vhs-border);
  min-height: 200px;
}

.cam-canvas-container .cam-base-img {
  width: 100%;
  display: block;
  user-select: none;
  -webkit-user-drag: none;
}

.cam-canvas-container .cam-video {
  width: 100%;
  display: block;
  transform: scaleX(-1);
}

.cam-canvas-container::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 50%, rgba(0, 0, 0, 0.35) 100%);
  pointer-events: none;
  z-index: 19;
}

.cam-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 300px;
  color: var(--vhs-gray-dark);
  gap: 12px;
}

.placeholder-icon {
  font-size: 48px;
  opacity: 0.4;
}

.placeholder-text {
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 2px;
  text-align: center;
}

/* ── VHS Overlay ── */
.vhs-overlay {
  position: absolute;
  bottom: 10px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  padding: 0 14px;
  pointer-events: none;
  z-index: 25;
  font-family: var(--font-vhs);
  font-size: 20px;
}

.vhs-rec {
  color: var(--vhs-red);
  text-shadow: 0 0 8px var(--vhs-red), 0 0 2px rgba(255, 0, 0, 0.6);
  animation: vhs-blink 1s step-end infinite;
}

.vhs-time {
  color: var(--vhs-white);
  text-shadow: 0 0 6px rgba(255, 255, 255, 0.4);
  font-variant-numeric: tabular-nums;
}

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

/* ── VHS Tracking ── */
.vhs-tracking {
  position: absolute;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(255, 255, 255, 0.06) 20%,
    rgba(255, 255, 255, 0.12) 50%,
    rgba(255, 255, 255, 0.06) 80%,
    transparent 100%
  );
  pointer-events: none;
  z-index: 20;
  animation: vhs-track 3.5s linear infinite;
}

@keyframes vhs-track {
  0% { top: -5px; }
  100% { top: 100%; }
}

/* ── Sticker Picker Panel ── */
.cam-sticker-panel {
  background: var(--vhs-panel-alt);
  border-left: 2px solid var(--vhs-border-bright);
  border-right: 2px solid var(--vhs-border-bright);
  border-top: 1px solid var(--vhs-border);
}

.cam-sticker-header {
  font-family: var(--font-display);
  font-size: 13px;
  color: var(--vhs-amber);
  padding: 6px 10px;
  border-bottom: 1px solid var(--vhs-border);
  letter-spacing: 2px;
  text-shadow: 0 0 8px var(--vhs-amber);
}

.cam-sticker-grid {
  padding: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.sticker-cat-label {
  width: 100%;
  font-family: var(--font-display);
  font-size: 11px;
  color: var(--vhs-gray-dark);
  padding: 6px 2px 2px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.sticker-cat-label:first-child {
  padding-top: 2px;
}

.sticker-pick-btn {
  width: 52px;
  height: 52px;
  background: var(--vhs-panel);
  border: 1px solid var(--vhs-border);
  padding: 4px;
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0;
}

.sticker-pick-btn:hover {
  border-color: var(--vhs-cyan-dim);
  background: rgba(0, 221, 255, 0.06);
  box-shadow: 0 0 8px rgba(0, 221, 255, 0.15);
}

.sticker-pick-btn:active {
  background: rgba(0, 221, 255, 0.1);
  border-style: inset;
}

.sticker-pick-btn img {
  max-width: 40px;
  max-height: 40px;
  pointer-events: none;
}

/* ── Placed Stickers ── */
.cam-sticker {
  position: absolute;
  cursor: move;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}

.cam-sticker img {
  width: 100%;
  height: 100%;
  pointer-events: none;
  display: block;
}

.cam-sticker.selected {
  outline: 2px dashed var(--vhs-blue);
  outline-offset: 3px;
}

.cam-sticker .sticker-handle {
  display: none;
  position: absolute;
  width: 10px;
  height: 10px;
  background: var(--vhs-blue);
  border: 1px solid var(--vhs-white);
  z-index: 2;
}

.cam-sticker.selected .sticker-handle {
  display: block;
}

.sticker-handle-tl { top: -5px; left: -5px; cursor: nw-resize; }
.sticker-handle-tr { top: -5px; right: -5px; cursor: ne-resize; }
.sticker-handle-bl { bottom: -5px; left: -5px; cursor: sw-resize; }
.sticker-handle-br { bottom: -5px; right: -5px; cursor: se-resize; }

.sticker-del {
  display: none;
  position: absolute;
  top: -14px;
  right: -14px;
  width: 22px;
  height: 22px;
  background: var(--vhs-red);
  color: var(--vhs-white);
  border: 1px solid var(--vhs-white);
  border-radius: 50%;
  font-size: 14px;
  line-height: 20px;
  text-align: center;
  cursor: pointer;
  padding: 0;
  z-index: 3;
  font-family: var(--font-vhs);
}

.cam-sticker.selected .sticker-del {
  display: block;
}

.sticker-del:hover {
  background: #ff4444;
  box-shadow: 0 0 6px rgba(255, 68, 68, 0.4);
}

/* ── Status Bar ── */
.status-bar {
  background: var(--vhs-panel-alt);
  border: 2px solid var(--vhs-border-bright);
  border-top: none;
  padding: 4px 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-vhs);
  font-size: 14px;
  color: var(--vhs-gray);
}

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

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

.lang-bar {
  display: flex;
  gap: 1px;
}

.lang-btn {
  font-family: var(--font-vhs);
  font-size: 13px;
  padding: 2px 5px;
  background: var(--vhs-panel);
  border: 1px solid var(--vhs-border);
  color: var(--vhs-gray);
  cursor: pointer;
  transition: all 0.15s;
}

.lang-btn:hover {
  color: var(--vhs-cyan-dim);
  border-color: var(--vhs-cyan-dark);
}

.lang-btn.active {
  background: var(--vhs-cyan-dark);
  color: var(--vhs-cyan);
  border-color: var(--vhs-cyan-dim);
  text-shadow: 0 0 6px var(--vhs-cyan);
}

/* ── Footer ── */
.cam-footer {
  background: var(--vhs-panel-alt);
  border: 2px solid var(--vhs-border-bright);
  border-top: none;
  padding: 8px 10px;
  text-align: center;
  font-family: var(--font-vhs);
  font-size: 13px;
  color: var(--vhs-gray-dark);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.footer-link {
  color: var(--vhs-gray);
  text-decoration: none;
  transition: color 0.15s;
}

.footer-link:hover {
  color: var(--vhs-blue);
  text-shadow: 0 0 6px var(--vhs-blue);
}

.footer-sep {
  color: var(--vhs-border);
}

/* ── Onboarding Steps ── */
.onboarding-steps {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

.onboarding-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 10px 14px;
  background: rgba(0, 221, 255, 0.03);
  border: 1px dashed var(--vhs-border);
  min-width: 90px;
}

.step-num {
  font-family: var(--font-display);
  font-size: 10px;
  color: var(--vhs-amber);
  text-shadow: 0 0 6px var(--vhs-amber);
  letter-spacing: 1px;
}

.step-icon {
  font-size: 24px;
  opacity: 0.6;
}

.step-label {
  font-family: var(--font-display);
  font-size: 10px;
  color: var(--vhs-gray-dark);
  letter-spacing: 1.5px;
  text-align: center;
  line-height: 1.3;
}

.onboarding-arrow {
  font-size: 14px;
  opacity: 0.35;
}

/* ── Button Disabled State ── */
.cam-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  pointer-events: none;
  text-shadow: none;
  box-shadow: none;
}

.cam-btn:disabled:hover {
  background: var(--vhs-panel);
  border-color: var(--vhs-border);
}

/* ── Pulse Animation ── */
@keyframes btn-pulse {
  0%, 100% { box-shadow: 0 0 4px rgba(0, 221, 255, 0.2); }
  50% { box-shadow: 0 0 16px rgba(0, 221, 255, 0.5), 0 0 4px rgba(0, 221, 255, 0.2); border-color: var(--vhs-cyan); }
}

.cam-btn-pulse {
  animation: btn-pulse 2s ease-in-out infinite;
}

/* ── Utilities ── */
.text-cyan { color: var(--vhs-cyan); }
.text-red { color: var(--vhs-red); }
.text-green { color: var(--vhs-green); }
.text-amber { color: var(--vhs-amber); }
.text-blue { color: var(--vhs-blue); }
.text-magenta { color: var(--vhs-magenta); }
.text-gray { color: var(--vhs-gray); }
.text-white { color: var(--vhs-white); }

/* ── Scrollbar ── */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--vhs-panel);
}

::-webkit-scrollbar-thumb {
  background: var(--vhs-border);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--vhs-border-bright);
}

/* ── Responsive ── */
@media (max-width: 600px) {
  #cam-app {
    padding: 4px;
  }

  .titlebar-text {
    font-size: 14px;
    letter-spacing: 1px;
  }

  .menu-bar {
    display: none;
  }

  .cam-toolbar {
    gap: 4px;
  }

  .cam-btn {
    font-size: 14px;
    padding: 3px 10px;
  }

  .cam-placeholder {
    min-height: 180px;
  }

  .placeholder-icon {
    font-size: 36px;
  }

  .placeholder-text {
    font-size: 12px;
  }

  .onboarding-steps {
    gap: 4px;
    margin-top: 12px;
  }

  .onboarding-step {
    padding: 6px 8px;
    min-width: 70px;
  }

  .step-icon {
    font-size: 18px;
  }

  .step-label {
    font-size: 8px;
    letter-spacing: 1px;
  }

  .onboarding-arrow {
    font-size: 10px;
  }

  .sticker-pick-btn {
    width: 44px;
    height: 44px;
  }

  .sticker-pick-btn img {
    max-width: 32px;
    max-height: 32px;
  }

  .vhs-overlay {
    font-size: 16px;
    padding: 0 8px;
    bottom: 6px;
  }
}

@media (max-width: 400px) {
  .titlebar-text {
    font-size: 12px;
  }

  .cam-btn {
    font-size: 13px;
    padding: 3px 8px;
  }

  .sticker-pick-btn {
    width: 40px;
    height: 40px;
  }
}