:root {
  --nu-blue: #1b264f;
  --nu-gold: #ffc107;
  --nu-gold-dark: #e5ad0e;
  --bg-gradient: radial-gradient(circle at center, #302e6e 0%, #1e1d4a 100%);
  --text-light: #ffffff;
  --text-dark: #1b264f;
  --card-bg: #ffffff;
  --success-color: #27ae60;
  --error-color: #e74c3c;
  --playful-font:
    "Comic Sans MS", "Comic Sans", "Chalkboard SE", "Comic Neue", sans-serif;
}

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

body {
  font-family: var(--playful-font), Roboto, Arial;
  background: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text-dark);
  line-height: 1.2;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  width: 100vw;
  margin: 0;
  padding: 1rem;
  overflow-x: hidden;
  position: relative;
}

/* Background Design - Repeating Pattern */
body::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg width='220' height='150' viewBox='0 0 220 150' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23fdc010' fill-opacity='0.13' transform='rotate(-15 110 75)'%3E%3C!-- Grouped for consistent slant alignment --%3E%3Ctext x='110' y='45' font-family='Comic Sans MS, cursive' font-size='14' text-anchor='middle'%3E🐾 NU BULLPUPS 🐾%3C/text%3E%3Ccircle cx='110' cy='100' r='25' stroke='%23fdc010' stroke-width='2' fill='none' stroke-opacity='0.2'/%3E%3Ctext x='110' y='100' font-family='Arial Black, sans-serif' font-size='24' font-weight='900' text-anchor='middle' dominant-baseline='middle'%3ENU%3C/text%3E%3C/g%3E%3C/svg%3E");
  background-repeat: repeat;
  pointer-events: none;
  z-index: -1;
  animation: bgSlide 60s linear infinite;
}

@keyframes bgSlide {
  from {
    background-position: 0 0;
  }
  to {
    background-position: 1000px 1000px;
  }
}

.container {
  width: 95vw;
  min-height: 90vh;
  max-width: 1100px;
  background: var(--card-bg);
  padding: 2.5rem 2rem;
  box-sizing: border-box;
  text-align: center;
  border: 3px solid var(--nu-gold);
  border-radius: 32px;
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: visible;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
  margin: 2rem;
}

header {
  flex-shrink: 0;
  margin-bottom: 0.2rem;
}

header h1 {
  font-size: clamp(1.5rem, 5vh, 2.2rem);
  color: var(--nu-blue);
  margin: 0;
  text-transform: uppercase;
  font-weight: 900;
  text-shadow: 2px 2px 0px var(--nu-gold);
}

header p {
  font-size: clamp(0.7rem, 2vh, 0.9rem);
  color: #555;
  margin: 0;
  font-weight: 700;
  font-style: italic;
}

.status-panel {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 8px 24px;
  background: var(--nu-blue);
  color: white;
  border-radius: 50px;
  margin: 0.5rem auto;
  font-weight: 700;
  font-size: 1.1rem;
}

.status-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid white;
}

.status-dot.connected {
  background-color: var(--success-color);
  box-shadow: 0 0 8px var(--success-color);
}

.status-dot.disconnected {
  background-color: var(--error-color);
}

main {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding: 1rem 0;
  width: 100%;
}

.left-side {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.display-panel {
  width: 100%;
  max-width: 800px;
  align-self: center;
  background: #f4f6fc;
  border: 3px solid var(--nu-blue);
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 4px 4px 0px rgba(27, 38, 79, 0.2);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 250px;
}

.word-box {
  width: 100%;
  min-height: 150px;
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 900;
  color: var(--nu-blue);
  background: #ffffff;
  border: 3px solid var(--nu-blue);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  align-items: center;
  text-transform: uppercase;
  text-align: center;
  word-wrap: break-word;
  overflow-wrap: break-word;
  padding: 1rem;
  box-shadow: 0 4px 10px rgba(27, 38, 79, 0.05);
  font-family: var(--playful-font), Roboto, Arial;
}

.hand-viz-container {
  flex: 1;
  width: 100%;
  max-width: 600px;
  height: 500px;
  background: #fffcf2;
  border: 3px solid var(--nu-blue);
  border-radius: 16px;
  padding: 70px 20px 20px 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  align-self: center;
  position: relative;
  box-shadow: 4px 4px 0px rgba(27, 38, 79, 0.2);
}

.debug-monitor {
  position: fixed;
  bottom: 10px;
  right: 10px;
  width: 320px;
  background: rgba(255, 255, 255, 0.95);
  border: 2px solid var(--nu-blue);
  border-radius: 12px;
  padding: 10px;
  font-family: "Courier New", Courier, monospace;
  font-size: 0.7rem;
  z-index: 1000;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  pointer-events: none;
}

.debug-monitor h3 {
  margin: 0 0 10px 0;
  font-size: 0.9rem;
  color: var(--nu-blue);
  font-weight: 900;
  text-transform: uppercase;
}

#debug-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 10px;
}

#debug-table th {
  text-align: left;
  padding: 4px;
  color: #666;
  font-size: 0.75rem;
  border-bottom: 2px solid #ddd;
}

#debug-table td {
  padding: 6px 4px;
  border-bottom: 1px solid #eee;
  font-weight: bold;
  color: var(--nu-blue);
}

.mpu-debug {
  padding-top: 10px;
  border-top: 2px dashed #ddd;
  font-size: 0.8rem;
  color: #444;
}

.mpu-debug p {
  margin: 4px 0;
}

.mpu-debug span {
  font-weight: bold;
  color: var(--error-color);
}

.emergency-reset-btn {
  background: var(--nu-gold);
  color: var(--nu-blue);
  border: 3px solid var(--nu-blue);
  border-radius: 12px;
  padding: 15px 32px;
  font-family: var(--playful-font), Roboto, Arial;
  font-weight: 900;
  font-size: 1.2rem;
  cursor: pointer;
  box-shadow: 3px 3px 0px rgba(27, 38, 79, 0.2);
  transition: all 0.2s ease;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.emergency-reset-btn:hover {
  background: var(--nu-gold-dark);
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0px rgba(27, 38, 79, 0.3);
}

.emergency-reset-btn:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0px rgba(27, 38, 79, 0.2);
}

.gesture-badge {
  position: absolute;
  top: 15px;
  padding: 8px 20px;
  border-radius: 30px;
  font-weight: 900;
  font-size: 1.1rem;
  z-index: 10;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.gesture-badge.idle {
  background: #eee;
  color: #666;
  border: 2px solid #ccc;
}

.gesture-badge.recording {
  background: #ffebee;
  color: #c62828;
  border: 2px solid #e74c3c;
  animation: pulse 1.5s infinite;
}

.gesture-badge.translating {
  background: #e8f5e9;
  color: #2e7d32;
  border: 2px solid #27ae60;
}

.shake-alert {
  position: absolute;
  top: 70px;
  background: #302e6e;
  color: #fdc010;
  padding: 10px 25px;
  border-radius: 10px;
  font-weight: 900;
  font-size: 1.2rem;
  z-index: 15;
  border: 3px solid #fdc010;
  box-shadow: 0 0 20px rgba(253, 192, 16, 0.5);
  animation: shakeGlow 0.5s infinite alternate;
  pointer-events: none;
}

@keyframes shakeGlow {
  from {
    transform: scale(1);
    box-shadow: 0 0 10px rgba(253, 192, 16, 0.5);
  }
  to {
    transform: scale(1.05);
    box-shadow: 0 0 30px rgba(253, 192, 16, 0.8);
  }
}

.hand-viz-container.shake-active {
  border-color: #e74c3c;
  box-shadow: 0 0 25px rgba(231, 76, 60, 0.6);
  background: #fffafa;
}

@keyframes pulse {
  0% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(231, 76, 60, 0.7);
  }
  70% {
    transform: scale(1.05);
    box-shadow: 0 0 0 10px rgba(231, 76, 60, 0);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(231, 76, 60, 0);
  }
}

.hand-svg {
  height: 100%;
  width: auto;
  max-width: 100%;
  /* Removed flip as we manually rearranged the SVG for better control */
  transition: transform 0.5s ease;
}

.hand-svg.is-right-hand {
  transform: scaleX(-1);
}

.hand-svg.is-right-hand .finger-text {
  transform: scaleX(-1);
  transform-box: fill-box;
  transform-origin: center;
}

.palm {
  fill: #e0ac69;
  stroke: var(--nu-blue);
  stroke-width: 3;
}

.finger-shape {
  fill: #ffdbac;
  stroke: var(--nu-blue);
  stroke-width: 3;
  transition: all 0.4s ease;
  transform-origin: bottom center;
}

.finger-text {
  font-family:
    "Comic Sans MS", "Comic Sans", "Chalkboard SE", "Comic Neue", sans-serif,
    Roboto, Arial;
  font-size: 8px;
  font-weight: 900;
  fill: var(--nu-blue);
  text-anchor: middle;
  text-transform: uppercase;
  pointer-events: none;
}

.label-bg {
  fill: rgba(255, 255, 255, 0.85);
  stroke: var(--nu-blue);
  stroke-width: 0.5;
}

.label-box {
  pointer-events: none;
  transition: all 0.4s ease;
}

.finger-group.bent .label-box {
  transform: translateY(40px);
}

.finger-group.bent .finger-shape {
  fill: var(--nu-gold);
  stroke: var(--nu-gold-dark);
  transform: scaleY(0.4);
}

.label-bg {
  fill: var(--nu-blue);
  stroke: var(--nu-gold);
  stroke-width: 1;
}

.finger-text {
  font-family: var(--playful-font), Roboto, Arial;
  font-size: 8px;
  font-weight: 900;
  fill: var(--nu-gold);
  text-anchor: middle;
  text-transform: uppercase;
  pointer-events: none;
}

.controls {
  flex-shrink: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  align-items: center;
  width: 100%;
  max-width: 800px;
  align-self: center;
}

.selector-group {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #f4f6fc;
  padding: 8px 15px;
  border: 3px solid var(--nu-blue);
  border-radius: 12px;
  box-shadow: 3px 3px 0px rgba(27, 38, 79, 0.2);
}

.selector-group label {
  font-family: var(--playful-font), Roboto, Arial;
  font-weight: 900;
  color: var(--nu-blue);
  text-transform: uppercase;
  font-size: 0.9rem;
}

.mode-select {
  font-family: var(--playful-font), Roboto, Arial;
  padding: 5px 10px;
  border: 2px solid var(--nu-blue);
  border-radius: 8px;
  background: white;
  color: var(--nu-blue);
  font-weight: 700;
  cursor: pointer;
  outline: none;
}

.mode-select:hover {
  border-color: var(--nu-gold);
}

button {
  font-family: var(--playful-font), Roboto, Arial;
  padding: 15px 32px;
  font-size: 1.2rem;
  border: 3px solid var(--nu-blue);
  border-radius: 12px;
  cursor: pointer;
  font-weight: 900;
  text-transform: uppercase;
  transition: all 0.2s ease;
  box-shadow: 3px 3px 0px rgba(27, 38, 79, 0.2);
  letter-spacing: 1px;
}

button:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0px rgba(27, 38, 79, 0.3);
}

button:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0px rgba(27, 38, 79, 0.2);
}

.primary-btn {
  background-color: var(--nu-blue);
  color: var(--nu-gold);
}

.primary-btn:hover {
  background-color: #25346a;
  color: #ffffff;
}

.secondary-btn {
  background-color: #e0e0e0;
  color: var(--nu-blue);
}

.simulator-panel {
  flex-shrink: 0;
  border-top: 1px solid #eee;
  padding-top: 2rem;
  width: 100%;
  max-width: 800px;
  display: flex;
  flex-direction: column;
  align-items: center;
  align-self: center;
}

.simulator-panel p {
  margin: 0 0 1rem 0;
  font-size: 1.1rem;
  color: var(--nu-blue);
  font-weight: 900;
  font-family: var(--playful-font), Roboto, Arial;
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

.test-btn {
  background-color: var(--nu-gold);
  color: var(--nu-blue);
  border: 3px solid var(--nu-blue);
  font-family: var(--playful-font), Roboto, Arial;
  font-weight: 900;
  text-transform: uppercase;
  transition: all 0.2s ease;
  box-shadow: 3px 3px 0px rgba(27, 38, 79, 0.2);
}

.test-btn:hover {
  background-color: var(--nu-gold-dark);
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0px rgba(27, 38, 79, 0.3);
}

footer {
  margin-top: auto;
  padding: 10px 30px;
  font-size: 0.9rem;
  color: var(--nu-gold);
  font-weight: 900;
  background-color: var(--nu-blue);
  border: 2px solid var(--nu-gold);
  border-radius: 50px;
  align-self: center;
  display: inline-block;
  font-family: var(--playful-font), Roboto, Arial;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

footer p {
  margin: 0;
}

.hidden {
  display: none;
}

@media (min-width: 992px) {
  main {
    flex-direction: row;
    align-items: stretch;
    justify-content: center;
    gap: 3rem;
  }

  .left-side {
    flex: 1;
    gap: 2rem;
    padding: 0;
    justify-content: center;
  }

  .display-panel,
  .controls,
  .simulator-panel {
    width: 100%;
    max-width: 100%;
  }

  .hand-viz-container {
    flex: 1;
    height: 600px;
  }

  .simulator-panel {
    border-top: none;
    border-left: 3px dashed var(--nu-gold);
    padding-top: 0;
    padding-left: 2rem;
    margin-top: 0;
    align-items: center;
    justify-content: center;
  }
}

/* Specific fix for boxy/4:3 screens */
@media (max-aspect-ratio: 4/3) and (min-width: 800px) {
  .container {
    width: 98vw;
    margin: 1rem;
    padding: 1.5rem;
  }

  main {
    gap: 1.5rem;
  }
}