/* Markster Brand Colors */
:root {
  --markster-green: #00FF00;
  --carbon-black: #000000;
  --cloud-white: #FFFFFF;
  --steel-gray: #e3e3e3;
  --graphite: #c7c7c7;
  --slate: #666666;
  --success-green: #00D400;
  --warning-amber: #FFA500;
  --error-red: #FF3B30;
  --info-blue: #007AFF;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--carbon-black);
  color: var(--cloud-white);
  overflow: hidden;
  width: 100vw;
  height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  touch-action: none;
  user-select: none;
}

/* Screen Management */
.screen {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: none;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.screen.active {
  display: flex;
  opacity: 1;
  animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px;
  overflow-y: auto;
  height: 100%;
}

/* Logo Section */
.logo-section {
  text-align: center;
  margin-bottom: 40px;
  animation: slideDown 0.8s ease;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-30px); }
  to { opacity: 1; transform: translateY(0); }
}

.logo {
  font-size: 48px;
  font-weight: 700;
  color: var(--markster-green);
  letter-spacing: 2px;
  margin-bottom: 8px;
  text-shadow: 0 0 20px rgba(0, 255, 0, 0.5);
}

.tagline {
  font-size: 14px;
  font-weight: 500;
  color: var(--steel-gray);
  letter-spacing: 1px;
}

/* Game Title */
.game-title {
  text-align: center;
  margin-bottom: 40px;
  animation: pulse 2s ease infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.02); }
}

.game-title h2 {
  font-size: 56px;
  font-weight: 700;
  color: var(--cloud-white);
  margin-bottom: 8px;
  text-shadow: 0 0 30px var(--markster-green);
}

.subtitle {
  font-size: 20px;
  font-weight: 600;
  color: var(--markster-green);
}

/* Instructions */
.instructions {
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid var(--markster-green);
  border-radius: 16px;
  padding: 30px;
  margin-bottom: 40px;
  animation: glow 3s ease infinite;
}

@keyframes glow {
  0%, 100% { box-shadow: 0 0 20px rgba(0, 255, 0, 0.3); }
  50% { box-shadow: 0 0 40px rgba(0, 255, 0, 0.6); }
}

.instructions h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--markster-green);
  margin-bottom: 16px;
}

.instructions ul {
  list-style: none;
  margin-bottom: 20px;
}

.instructions li {
  font-size: 16px;
  font-weight: 400;
  color: var(--cloud-white);
  margin-bottom: 12px;
  padding-left: 8px;
}

.warning {
  background: var(--error-red);
  color: var(--cloud-white);
  padding: 12px 20px;
  border-radius: 8px;
  text-align: center;
  font-weight: 600;
  font-size: 16px;
}

/* Player Form */
.player-form {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--steel-gray);
  border-radius: 16px;
  padding: 30px;
  margin-bottom: 40px;
}

.player-form h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--cloud-white);
  margin-bottom: 20px;
}

.player-form input {
  width: 100%;
  padding: 16px 20px;
  margin-bottom: 16px;
  background: rgba(255, 255, 255, 0.1);
  border: 2px solid var(--graphite);
  border-radius: 8px;
  color: var(--cloud-white);
  font-size: 16px;
  font-family: 'Inter', sans-serif;
  font-weight: 400;
  transition: all 0.3s ease;
}

.player-form input:focus {
  outline: none;
  border-color: var(--markster-green);
  background: rgba(255, 255, 255, 0.15);
  box-shadow: 0 0 20px rgba(0, 255, 0, 0.3);
}

.player-form input::placeholder {
  color: var(--slate);
}

/* Buttons */
.btn-primary,
.btn-secondary {
  width: 100%;
  padding: 18px 32px;
  font-size: 18px;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.btn-primary {
  background: var(--markster-green);
  color: var(--carbon-black);
  box-shadow: 0 4px 20px rgba(0, 255, 0, 0.4);
}

.btn-primary:hover {
  background: var(--success-green);
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(0, 255, 0, 0.6);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: var(--cloud-white);
  border: 2px solid var(--steel-gray);
  margin-top: 16px;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: var(--markster-green);
}

/* Leaderboard */
.leaderboard-preview {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--steel-gray);
  border-radius: 16px;
  padding: 30px;
}

.leaderboard-preview h3 {
  font-size: 24px;
  font-weight: 600;
  color: var(--markster-green);
  margin-bottom: 20px;
  text-align: center;
}

.leaderboard-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.leaderboard-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--graphite);
  border-radius: 8px;
  transition: all 0.3s ease;
}

.leaderboard-item:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--markster-green);
  transform: translateX(4px);
}

.leaderboard-rank {
  font-size: 24px;
  font-weight: 700;
  color: var(--markster-green);
  min-width: 40px;
}

.leaderboard-info {
  flex: 1;
  margin: 0 20px;
}

.leaderboard-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--cloud-white);
  margin-bottom: 4px;
}

.leaderboard-role {
  font-size: 12px;
  font-weight: 400;
  color: var(--slate);
}

.leaderboard-score {
  font-size: 20px;
  font-weight: 700;
  color: var(--markster-green);
}

/* Game Screen */
#gameScreen {
  background: var(--carbon-black);
}

#gameContainer {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Loading Screen */
.loading-screen {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--carbon-black);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  transition: opacity 0.5s ease;
}

.loading-screen.hidden {
  opacity: 0;
  pointer-events: none;
}

.loading-content {
  text-align: center;
  max-width: 500px;
  padding: 40px;
}

.loading-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--markster-green);
  margin-bottom: 30px;
  text-shadow: 0 0 20px rgba(0, 255, 0, 0.5);
}

.loading-bar-container {
  width: 100%;
  height: 12px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  overflow: hidden;
  margin-bottom: 20px;
  border: 1px solid var(--graphite);
}

.loading-bar {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--success-green), var(--markster-green));
  transition: width 0.3s ease;
  box-shadow: 0 0 10px rgba(0, 255, 0, 0.5);
}

.loading-text {
  font-size: 20px;
  font-weight: 600;
  color: var(--steel-gray);
}

/* End Screen */
.end-content {
  text-align: center;
}

.game-over {
  font-size: 48px;
  font-weight: 700;
  color: var(--markster-green);
  margin-bottom: 20px;
  animation: bounce 1s ease;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

.exhaustion-message {
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid var(--warning-amber);
  border-radius: 12px;
  padding: 20px 30px;
  margin-bottom: 40px;
  animation: fadeIn 1s ease;
}

.exhaustion-text {
  font-size: 20px;
  font-weight: 600;
  color: var(--cloud-white);
  line-height: 1.6;
  margin: 0;
  text-align: center;
}

.exhaustion-text .percentage {
  font-size: 28px;
  font-weight: 700;
  color: var(--warning-amber);
  text-shadow: 0 0 10px rgba(255, 165, 0, 0.5);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.stat-card {
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid var(--markster-green);
  border-radius: 16px;
  padding: 30px 20px;
  transition: all 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 255, 0, 0.4);
}

.stat-card.stat-good {
  border-color: var(--markster-green);
}

.stat-card.stat-good:hover {
  box-shadow: 0 8px 30px rgba(0, 255, 0, 0.4);
}

.stat-card.stat-good .stat-value {
  color: var(--markster-green);
}

.stat-card.stat-bad {
  border-color: var(--error-red);
  background: rgba(255, 59, 48, 0.1);
}

.stat-card.stat-bad:hover {
  box-shadow: 0 8px 30px rgba(255, 59, 48, 0.4);
}

.stat-card.stat-bad .stat-value {
  color: var(--error-red);
}

.stat-value {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--steel-gray);
}

.compact-stats {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--graphite);
  border-radius: 12px;
  padding: 16px 30px;
  margin-bottom: 40px;
}

.compact-stat-item {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.compact-label {
  font-size: 16px;
  font-weight: 500;
  color: var(--steel-gray);
}

.compact-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--markster-green);
}

.compact-stat-divider {
  font-size: 24px;
  font-weight: 300;
  color: var(--graphite);
}

.full-leaderboard {
  margin-bottom: 40px;
}

.full-leaderboard h3 {
  font-size: 24px;
  font-weight: 600;
  color: var(--markster-green);
  margin-bottom: 20px;
}

.cta-section {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--steel-gray);
  border-radius: 16px;
  padding: 30px;
  margin-bottom: 40px;
}

.cta-text {
  font-size: 20px;
  font-weight: 600;
  color: var(--cloud-white);
  margin-bottom: 20px;
}

.cta-text-large {
  font-size: 24px;
  font-weight: 700;
  color: var(--markster-green);
  margin-bottom: 20px;
  text-align: center;
  line-height: 1.4;
  text-shadow: 0 0 15px rgba(0, 255, 0, 0.3);
}

.qr-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.qr-code-image {
  width: 200px;
  height: 200px;
  border-radius: 12px;
  background: white;
  padding: 10px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.qr-code-image:hover {
  transform: scale(1.05);
}

.qr-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--slate);
  text-align: center;
}

.actions {
  display: flex;
  gap: 20px;
  max-width: 600px;
  margin: 0 auto;
}

.actions button {
  flex: 1;
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 20px;
  }

  .logo {
    font-size: 36px;
  }

  .game-title h2 {
    font-size: 40px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .actions {
    flex-direction: column;
  }

  .compact-stats {
    flex-direction: column;
    gap: 12px;
    padding: 16px 20px;
  }

  .compact-stat-divider {
    display: none;
  }

  .exhaustion-text {
    font-size: 18px;
  }

  .exhaustion-text .percentage {
    font-size: 24px;
  }
}

/* Loading Animation */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid var(--steel-gray);
  border-top-color: var(--markster-green);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Tooltip */
.tooltip {
  position: absolute;
  background: var(--carbon-black);
  color: var(--markster-green);
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  pointer-events: none;
  z-index: 1000;
  border: 1px solid var(--markster-green);
  box-shadow: 0 4px 20px rgba(0, 255, 0, 0.4);
}

/* Badge Scanner Styles */

.btn-scan {
  width: 100%;
  padding: 20px 32px;
  font-size: 20px;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
  background: linear-gradient(135deg, var(--markster-green), var(--success-green));
  color: var(--carbon-black);
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 4px 20px rgba(0, 255, 0, 0.4);
  margin-bottom: 16px;
}

.btn-scan:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(0, 255, 0, 0.6);
}

.form-divider {
  text-align: center;
  margin: 16px 0;
  position: relative;
}

.form-divider::before,
.form-divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 40%;
  height: 1px;
  background: var(--graphite);
}

.form-divider::before {
  left: 0;
}

.form-divider::after {
  right: 0;
}

.form-divider span {
  font-size: 14px;
  color: var(--slate);
  background: var(--carbon-black);
  padding: 0 12px;
}

/* Modal Styles */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2000;
  backdrop-filter: blur(10px);
  animation: fadeIn 0.3s ease;
}

.modal.hidden {
  display: none;
}

.modal-content {
  background: var(--carbon-black);
  border: 2px solid var(--markster-green);
  border-radius: 20px;
  padding: 30px;
  max-width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 10px 50px rgba(0, 255, 0, 0.3);
  position: relative;
  animation: slideUp 0.4s ease;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.close-btn {
  position: absolute;
  top: 15px;
  right: 15px;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: var(--cloud-white);
  font-size: 28px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.close-btn:hover {
  background: var(--error-red);
  transform: rotate(90deg);
}

/* Scanner Modal */
.scanner-modal {
  max-width: 600px;
}

.scanner-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--markster-green);
  margin-bottom: 12px;
  text-align: center;
}

.scanner-instructions {
  font-size: 16px;
  color: var(--steel-gray);
  text-align: center;
  margin-bottom: 24px;
}

.camera-container {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  background: var(--carbon-black);
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 20px;
}

#cameraVideo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.camera-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
}

.scan-frame {
  width: 80%;
  height: 60%;
  border: 3px solid var(--markster-green);
  border-radius: 12px;
  box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.5);
  animation: pulse 2s ease-in-out infinite;
}

.scan-status {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.8);
  padding: 12px 24px;
  border-radius: 24px;
  border: 2px solid var(--markster-green);
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--markster-green);
  font-weight: 600;
  font-size: 14px;
}

.pulse-dot {
  width: 12px;
  height: 12px;
  background: var(--markster-green);
  border-radius: 50%;
  animation: pulse-dot 1.5s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(1.2);
  }
}

.scanner-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 16px;
}

.scanner-tips {
  margin-top: 16px;
  padding: 12px;
  background: rgba(255, 165, 0, 0.1);
  border: 1px solid var(--warning-amber);
  border-radius: 8px;
  text-align: center;
}

.scanner-tips p {
  color: var(--warning-amber);
  font-size: 14px;
  margin: 0;
}


/* Responsive */
@media (max-width: 768px) {
  .modal-content {
    padding: 20px;
    max-width: 95%;
  }
  
  .scanner-title {
    font-size: 24px;
  }
  
  .scan-frame {
    width: 90%;
    height: 70%;
  }
}