:root {
  --bg-yellow: #FFE600;
  --bg-card: #FFFFFF;
  --text-dark: #000000;
  --text-light: #FFFFFF;
  --border-color: #000000;
  
  /* Mode colors matching the reference image */
  --color-normal: #92E3A9; /* Retro Green */
  --color-blur: #8BE0FF;   /* Retro Cyan */
  --color-secret: #FF5757; /* Retro Red */
  
  --font-sans: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --brutalist-border: 3px solid var(--border-color);
  --brutalist-shadow: 4px 4px 0px var(--border-color);
  --brutalist-shadow-small: 2.5px 2.5px 0px var(--border-color);
  --brutalist-shadow-active: 1px 1px 0px var(--border-color);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-yellow);
  color: var(--text-dark);
  min-height: 100vh;
  padding: 1rem 0.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Header styling - Shrunk */
header {
  width: 100%;
  max-width: 850px;
  margin-bottom: 1rem;
  text-align: center;
}

header h1 {
  font-size: 1.6rem;
  font-weight: 800;
  background-color: var(--bg-card);
  color: var(--text-dark);
  border: var(--brutalist-border);
  box-shadow: var(--brutalist-shadow);
  padding: 0.5rem 1.5rem;
  display: inline-block;
  letter-spacing: 0.5px;
  transform: rotate(-0.5deg);
  margin-bottom: 0.5rem;
}

header p {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dark);
  text-shadow: 1px 1px 0px #fff;
  max-width: 500px;
  margin: 0 auto;
}

/* Main Container Grid */
.main-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  width: 100%;
  max-width: 850px;
}

@media (max-width: 768px) {
  .main-container {
    grid-template-columns: 1fr;
  }
}

/* Retro Brutalist Panels */
.card-panel {
  background-color: var(--bg-card);
  border: var(--brutalist-border);
  box-shadow: var(--brutalist-shadow);
  padding: 1rem;
  border-radius: 4px;
}

.panel-title {
  font-size: 1.1rem;
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
  border-bottom: var(--brutalist-border);
  padding-bottom: 0.3rem;
  letter-spacing: 0.5px;
}

/* CARA PAKAI items - More compact */
.instruction-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.instruction-item {
  border: 2px solid var(--border-color);
  padding: 0.5rem 0.8rem;
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: 4px;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  box-shadow: var(--brutalist-shadow-small);
}

.instruction-item svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: var(--text-dark);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

.instruction-item.normal { background-color: var(--color-normal); }
.instruction-item.blur { background-color: var(--color-blur); }
.instruction-item.secret { background-color: var(--color-secret); }

/* Camera Viewport panel */
.camera-panel {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.camera-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  border: var(--brutalist-border);
  background-color: #000;
  overflow: hidden;
}

.camera-wrapper video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scaleX(-1);
  transition: filter 0.3s ease;
}

.camera-wrapper canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scaleX(-1);
  pointer-events: none;
}

/* Mode Display Card - Shrunk */
.mode-indicator {
  border: var(--brutalist-border);
  box-shadow: var(--brutalist-shadow);
  padding: 0.6rem 1.2rem;
  text-align: center;
  font-size: 1.1rem;
  font-weight: 800;
  text-transform: uppercase;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
}

.mode-indicator svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: var(--text-dark);
  stroke-width: 2.5;
}

.mode-indicator.normal-active {
  background-color: var(--color-normal);
  color: var(--text-dark);
}

.mode-indicator.blur-active {
  background-color: var(--color-blur);
  color: var(--text-dark);
}

.mode-indicator.secret-active {
  background-color: var(--color-secret);
  color: var(--text-dark);
  animation: jitter 0.15s infinite alternate;
}

@keyframes jitter {
  0% { transform: translate(-1.5px, -1px); }
  100% { transform: translate(1.5px, 1px); }
}

/* Click to Start Overlay */
.overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: var(--bg-yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
}

.overlay.hidden {
  opacity: 0;
  visibility: hidden;
}

.overlay-card {
  background-color: var(--bg-card);
  border: var(--brutalist-border);
  box-shadow: var(--brutalist-shadow);
  padding: 2rem 1.5rem;
  max-width: 420px;
  text-align: center;
  border-radius: 4px;
}

.overlay-card h2 {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 0.8rem;
  text-transform: uppercase;
}

.overlay-card p {
  font-size: 0.85rem;
  font-weight: 600;
  color: #333;
  margin-bottom: 1.5rem;
  line-height: 1.4;
}

.btn-start {
  background-color: var(--color-normal);
  color: var(--text-dark);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 800;
  padding: 0.8rem 1.5rem;
  border: var(--brutalist-border);
  box-shadow: var(--brutalist-shadow);
  border-radius: 4px;
  cursor: pointer;
  outline: none;
}

.btn-start:hover {
  transform: translate(-1.5px, -1.5px);
  box-shadow: 5.5px 5.5px 0px var(--border-color);
}

.btn-start:active {
  transform: translate(1.5px, 1.5px);
  box-shadow: 1.5px 1.5px 0px var(--border-color);
}

/* Secondary Gestures panel - Shrunk */
.secondary-panel {
  grid-column: 1 / -1;
  margin-top: 0.5rem;
}

.sound-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.8rem;
  margin-top: 0.8rem;
}

.sound-card {
  background-color: var(--bg-card);
  border: 2px solid var(--border-color);
  box-shadow: var(--brutalist-shadow-small);
  padding: 0.6rem 0.8rem;
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  transition: all 0.1s ease;
}

.sound-card:hover {
  transform: translate(-1.5px, -1.5px);
  box-shadow: 4px 4px 0px var(--border-color);
}

.sound-card:active {
  transform: translate(1px, 1px);
  box-shadow: var(--brutalist-shadow-active);
}

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

.sound-card .icon-container {
  width: 26px;
  height: 26px;
  border-radius: 4px;
  background-color: #f0f0f0;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--border-color);
}

.sound-card svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: var(--text-dark);
  stroke-width: 2.5;
}

.sound-card h4 {
  font-size: 0.8rem;
  font-weight: 800;
  line-height: 1.2;
}

.sound-card p {
  display: none; /* Hide descriptions to save space */
}

.sound-card .gesture-badge {
  align-self: flex-start;
  padding: 0.15rem 0.3rem;
  border-radius: 4px;
  font-size: 0.65rem;
  font-weight: 700;
  border: 2px solid var(--border-color);
  background-color: #f0f0f0;
}

/* Sound triggers glowing states */
.sound-card.active-smile { background-color: var(--color-normal); }
.sound-card.active-mouth { background-color: var(--color-secret); }
.sound-card.active-eyes { background-color: var(--color-blur); }
.sound-card.active-wink { background-color: #ffb8ff; }
.sound-card.active-thumbsup { background-color: #ffff8a; }
.sound-card.active-peace { background-color: #c9b3ff; }
.sound-card.active-point { background-color: #b3d7ff; }
.sound-card.active-palm { background-color: #ffb8d9; }

/* Playing visualizer state */
.sound-card.playing {
  animation: cardPlayBorder 0.4s infinite alternate;
}

@keyframes cardPlayBorder {
  0% { border-color: var(--border-color); }
  100% { border-color: #ff00ff; }
}

/* Calibrator options panel - Compact */
.settings-box {
  background-color: var(--bg-card);
  border: 2px solid var(--border-color);
  box-shadow: var(--brutalist-shadow-small);
  padding: 0.8rem;
  border-radius: 4px;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.settings-box h3 {
  font-size: 0.95rem;
  font-weight: 800;
  text-transform: uppercase;
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 0.2rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.form-group label {
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  justify-content: space-between;
}

.form-group input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  border: 2px solid var(--border-color);
  background-color: #f0f0f0;
  outline: none;
  border-radius: 4px;
}

.form-group input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 4px;
  background-color: var(--bg-yellow);
  border: 2px solid var(--border-color);
  cursor: pointer;
}

.btn-secondary {
  background-color: #f0f0f0;
  color: var(--text-dark);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.75rem;
  padding: 0.4rem;
  border: 2px solid var(--border-color);
  box-shadow: var(--brutalist-shadow-active);
  cursor: pointer;
}

/* Diagnostics footer - Shrunk */
.debug-panel {
  grid-column: 1 / -1;
  background-color: var(--bg-card);
  border: 2px solid var(--border-color);
  box-shadow: var(--brutalist-shadow-small);
  padding: 0.6rem;
  border-radius: 4px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  gap: 0.8rem;
  font-family: monospace;
  font-size: 0.7rem;
  font-weight: 700;
}

.debug-item {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.debug-item span:first-child {
  color: #666;
}

.debug-item span:last-child {
  color: var(--text-dark);
}

/* Active and playing states for instruction items */
.instruction-item.active {
  transform: translate(-1.5px, -1.5px);
  box-shadow: 4px 4px 0px var(--border-color) !important;
  border-width: 2px;
}

.instruction-item.playing {
  animation: instPlayBorder 0.4s infinite alternate;
}

@keyframes instPlayBorder {
  0% { border-color: var(--border-color); }
  100% { border-color: #ff00ff; }
}