:root {
  --bg: #0b1e20;
  --panel: rgba(7, 24, 26, 0.66);
  --text: #f2f7f7;
  --accent: #ffc857;
  --ok: #44cf6c;
  --warn: #ff8a65;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  background:
    radial-gradient(circle at 20% 10%, #1d454a, transparent 45%),
    radial-gradient(circle at 80% 80%, #17393e, transparent 38%), var(--bg);
  color: var(--text);
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.app {
  position: relative;
  width: 100vw;
  height: 100dvh;
  overflow: hidden;
}

#video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #000;
}

.app.app--wide #video {
  object-fit: contain;
}

#canvas {
  display: none;
}

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

.capture-reticle {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(42vw, 260px);
  aspect-ratio: 1;
  border: 2px solid rgba(255, 200, 87, 0);
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(1.2);
  box-shadow:
    0 0 0 2px rgba(2, 10, 11, 0),
    inset 0 0 0 2px rgba(2, 10, 11, 0);
}

.capture-shutter {
  position: absolute;
  left: 0;
  right: 0;
  height: 50%;
  background: rgba(2, 10, 11, 0);
}

.capture-shutter-top {
  top: 0;
  transform: translateY(-100%);
}

.capture-shutter-bottom {
  bottom: 0;
  transform: translateY(100%);
}

.capture-fx.is-active .capture-reticle {
  animation: reticle-lock 520ms ease-out forwards;
}

.capture-fx.is-active .capture-shutter-top {
  animation: shutter-top 520ms ease-in-out forwards;
}

.capture-fx.is-active .capture-shutter-bottom {
  animation: shutter-bottom 520ms ease-in-out forwards;
}

@keyframes reticle-lock {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(1.2);
    border-color: rgba(255, 200, 87, 0);
    box-shadow:
      0 0 0 2px rgba(2, 10, 11, 0),
      inset 0 0 0 2px rgba(2, 10, 11, 0);
  }

  30% {
    opacity: 1;
    border-color: rgba(255, 200, 87, 0.95);
    box-shadow:
      0 0 0 2px rgba(2, 10, 11, 0.35),
      inset 0 0 0 2px rgba(2, 10, 11, 0.3);
  }

  55% {
    transform: translate(-50%, -50%) scale(0.84);
  }

  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.95);
    border-color: rgba(255, 200, 87, 0);
    box-shadow:
      0 0 0 2px rgba(2, 10, 11, 0),
      inset 0 0 0 2px rgba(2, 10, 11, 0);
  }
}

@keyframes shutter-top {
  0% {
    transform: translateY(-100%);
    background: rgba(2, 10, 11, 0);
  }

  40% {
    transform: translateY(0%);
    background: rgba(2, 10, 11, 0.58);
  }

  100% {
    transform: translateY(-100%);
    background: rgba(2, 10, 11, 0);
  }
}

@keyframes shutter-bottom {
  0% {
    transform: translateY(100%);
    background: rgba(2, 10, 11, 0);
  }

  40% {
    transform: translateY(0%);
    background: rgba(2, 10, 11, 0.58);
  }

  100% {
    transform: translateY(100%);
    background: rgba(2, 10, 11, 0);
  }
}

.hud {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  justify-content: space-between;
  padding: calc(env(safe-area-inset-top) + 0.8rem) 0.8rem 0.8rem 0.8rem;
  background: linear-gradient(to bottom, rgba(2, 10, 11, 0.64), transparent);
}

.status {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 0.75rem;
  padding: 0.45rem 0.65rem;
  font-size: 0.9rem;
  backdrop-filter: blur(5px);
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.btn {
  border: 0;
  border-radius: 0.75rem;
  padding: 0.5rem 0.8rem;
  background: var(--panel);
  color: var(--text);
  font-weight: 600;
  letter-spacing: 0.2px;
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.btn[data-variant="primary"] {
  background: var(--accent);
  color: #1b1609;
  border-color: rgba(0, 0, 0, 0.2);
}

.btn:disabled {
  opacity: 0.45;
}

#updateBtn {
  border-color: rgba(255, 200, 87, 0.55);
}

#wideViewBtn.is-active {
  border-color: rgba(68, 207, 108, 0.65);
  box-shadow: 0 0 0 1px rgba(68, 207, 108, 0.25);
}

.footer-note {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 0.6rem 0.8rem calc(env(safe-area-inset-bottom) + 0.8rem) 0.8rem;
  background: linear-gradient(to top, rgba(2, 10, 11, 0.64), transparent);
  text-align: center;
  font-size: 0.8rem;
  opacity: 0.92;
}

.version-badge {
  display: inline-block;
  margin-left: 0.45rem;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(7, 24, 26, 0.45);
  color: rgba(242, 247, 247, 0.95);
  font-size: 0.72rem;
  letter-spacing: 0.2px;
  vertical-align: middle;
}