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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(
    135deg,
    #0a0a0a 0%,
    #1a1a2e 25%,
    #16213e 50%,
    #0f0f23 75%,
    #0a0a0a 100%
  );
  min-height: 100vh;
  max-height: 100vh;
  color: #ffffff;
  overflow: hidden;
  position: fixed;
  width: 100%;
  height: 100%;
  touch-action: none; /* Prevent browser gestures */
}

/* === SmΔrt Galaxy Background Stars === */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
        /* Cyan stars (primary SmΔrt color) */
    radial-gradient(
      circle at 10% 15%,
      rgba(0, 255, 255, 0.12) 1.5px,
      transparent 1.5px
    ),
    radial-gradient(
      circle at 85% 25%,
      rgba(0, 255, 255, 0.1) 1.2px,
      transparent 1.2px
    ),
    radial-gradient(
      circle at 45% 75%,
      rgba(0, 255, 255, 0.08) 1px,
      transparent 1px
    ),
    /* Green stars (SmΔrt color) */
    radial-gradient(
        circle at 30% 40%,
        rgba(29, 255, 0, 0.09) 1.3px,
        transparent 1.3px
      ),
    radial-gradient(
      circle at 70% 60%,
      rgba(29, 255, 0, 0.07) 1px,
      transparent 1px
    ),
    radial-gradient(
      circle at 15% 85%,
      rgba(29, 255, 0, 0.08) 1.1px,
      transparent 1.1px
    ),
    /* Yellow stars (SmΔrt color) */
    radial-gradient(
        circle at 55% 20%,
        rgba(252, 242, 10, 0.08) 1px,
        transparent 1px
      ),
    radial-gradient(
      circle at 90% 70%,
      rgba(252, 242, 10, 0.06) 0.9px,
      transparent 0.9px
    ),
    radial-gradient(
      circle at 25% 55%,
      rgba(252, 242, 10, 0.07) 1.2px,
      transparent 1.2px
    ),
    /* Purple accent stars */
    radial-gradient(
        circle at 65% 35%,
        rgba(255, 0, 255, 0.05) 0.8px,
        transparent 0.8px
      ),
    radial-gradient(
      circle at 40% 90%,
      rgba(255, 0, 255, 0.04) 1px,
      transparent 1px
    ),
    /* White/neutral stars */
    radial-gradient(
        circle at 80% 10%,
        rgba(255, 255, 255, 0.06) 0.7px,
        transparent 0.7px
      ),
    radial-gradient(
      circle at 5% 50%,
      rgba(255, 255, 255, 0.05) 0.8px,
      transparent 0.8px
    );
  background-size:
    280px 280px,
    320px 320px,
    200px 200px,
    260px 260px,
    180px 180px,
    300px 300px,
    220px 220px,
    150px 150px,
    340px 340px,
    190px 190px,
    250px 250px,
    170px 170px,
    290px 290px;
  animation: backgroundTourbillion var(--animation-bg-duration, 45s) linear
    infinite;
  opacity: 0.7;
  pointer-events: none;
  z-index: 1;
}

/* Enhanced title turning circle effect */
.title-tourbillion-enhanced {
  position: fixed;
  top: 50%;
  left: 50%;
  width: 400px;
  height: 400px;
  transform: translate(-50%, -50%);
  background-image:
    radial-gradient(circle at 50% 0%, #ff3366 4px, transparent 4px),
    radial-gradient(circle at 100% 50%, #00ffff 3px, transparent 3px),
    radial-gradient(circle at 50% 100%, #ff00ff 3.5px, transparent 3.5px),
    radial-gradient(circle at 0% 50%, #ffff00 3px, transparent 3px),
    radial-gradient(circle at 25% 25%, #ff3366 2px, transparent 2px),
    radial-gradient(circle at 75% 25%, #00ffff 2.5px, transparent 2.5px),
    radial-gradient(circle at 75% 75%, #ff00ff 2px, transparent 2px),
    radial-gradient(circle at 25% 75%, #ffff00 2.5px, transparent 2.5px);
  background-size:
    80px 80px,
    100px 100px,
    90px 90px,
    85px 85px,
    60px 60px,
    70px 70px,
    65px 65px,
    75px 75px;
  opacity: 0;
  pointer-events: none;
  z-index: 1000;
  border-radius: 50%;
  animation: titleCircleTourbillion 8s ease-in-out infinite;
}

@keyframes titleCircleTourbillion {
  0% {
    transform: translate(-50%, -50%) rotate(0deg) scale(0.5);
    opacity: 0;
  }
  10% {
    transform: translate(-50%, -50%) rotate(36deg) scale(0.8);
    opacity: 0.6;
  }
  25% {
    transform: translate(-50%, -50%) rotate(90deg) scale(1.2);
    opacity: 0.9;
  }
  50% {
    transform: translate(-50%, -50%) rotate(180deg) scale(1.5);
    opacity: 1;
  }
  75% {
    transform: translate(-50%, -50%) rotate(270deg) scale(1.2);
    opacity: 0.8;
  }
  90% {
    transform: translate(-50%, -50%) rotate(324deg) scale(0.8);
    opacity: 0.4;
  }
  100% {
    transform: translate(-50%, -50%) rotate(360deg) scale(0.5);
    opacity: 0;
  }
}

.header {
  display: none;
}

#canvas-container {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100vw;
  height: 100vh;
  background: transparent;
  overflow: hidden;
  touch-action: none;
}

/* Firefox/Safari fallback - these browsers have issues with transparent WebGL */
@-moz-document url-prefix() {
  #canvas-container {
    background: linear-gradient(
      135deg,
      #0a0a0a 0%,
      #1a1a2e 25%,
      #16213e 50%,
      #0f0f23 75%,
      #0a0a0a 100%
    );
  }
}

/* Safari-specific fallback */
@supports (-webkit-touch-callout: none) {
  #canvas-container {
    background: linear-gradient(
      135deg,
      #0a0a0a 0%,
      #1a1a2e 25%,
      #16213e 50%,
      #0f0f23 75%,
      #0a0a0a 100%
    );
  }
}

.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(10px);
  z-index: 1000;
}

.modal-content {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background: rgba(0, 0, 0, 0.8);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-title {
  font-size: 1.5rem;
  font-weight: 600;
}

.close-btn {
  background: none;
  border: none;
  color: white;
  font-size: 2rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 50%;
  transition: background 0.3s ease;
}

.close-btn:hover {
  background: rgba(255, 100, 100, 0.2);
  color: #ff6666;
}

.modal-body {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.iframe-container {
  width: 100%;
  height: 100%;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.iframe-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.coming-soon {
  text-align: center;
  padding: 4rem;
  font-size: 1.5rem;
  color: rgba(255, 255, 255, 0.7);
  background: rgba(255, 255, 255, 0.05);
  border-radius: 24px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.action-modal-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 3rem;
  max-width: 500px;
  margin: 0 auto;
}

.action-modal-thumbnail {
  width: 120px;
  height: 120px;
  border-radius: 24px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
  margin-bottom: 1.5rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  border: 2px solid rgba(255, 255, 255, 0.1);
}

.action-modal-badge {
  position: absolute;
  top: -10px;
  left: -10px;
  width: 40px;
  height: 40px;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.2),
    rgba(255, 255, 255, 0.1)
  );
  backdrop-filter: blur(20px);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.action-modal-title {
  font-size: 1.8rem;
  font-weight: 600;
  text-align: center;
  margin-bottom: 2.5rem;
  background: linear-gradient(45deg, #00ffff, #ff00ff, #ffff00);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.action-buttons-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 100%;
  max-width: 300px;
}

.btn,
.btn-primary,
.btn-secondary,
.btn-tertiary,
.btn-small {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  border: none;
  border-radius: 16px;
  font-size: 1.1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  min-height: 60px;
}

.btn::before,
.btn-primary::before,
.btn-secondary::before,
.btn-tertiary::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.1),
    rgba(255, 255, 255, 0.05)
  );
  transition: all 0.3s ease;
  z-index: 0;
}

.btn:hover::before,
.btn-primary:hover::before,
.btn-secondary:hover::before,
.btn-tertiary:hover::before {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.2),
    rgba(255, 255, 255, 0.1)
  );
}

.btn-primary {
  background: linear-gradient(
    135deg,
    rgba(0, 255, 255, 0.2),
    rgba(0, 200, 255, 0.1)
  );
  color: #00ffff;
  box-shadow: 0 8px 32px rgba(0, 255, 255, 0.2);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0, 255, 255, 0.3);
  border-color: rgba(0, 255, 255, 0.4);
}

.btn-secondary {
  background: linear-gradient(
    135deg,
    rgba(255, 0, 255, 0.2),
    rgba(200, 0, 255, 0.1)
  );
  color: #ff00ff;
  box-shadow: 0 8px 32px rgba(255, 0, 255, 0.2);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(255, 0, 255, 0.3);
  border-color: rgba(255, 0, 255, 0.4);
}

.btn-tertiary {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.1),
    rgba(200, 200, 200, 0.05)
  );
  color: rgba(255, 255, 255, 0.8);
  box-shadow: 0 8px 32px rgba(255, 255, 255, 0.1);
}

.btn-tertiary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.3);
  color: rgba(255, 255, 255, 1);
}

.btn-small {
  padding: 0.75rem 1.25rem;
  font-size: 0.9rem;
  min-height: 50px;
  min-width: 120px;
}

/* Compatibility aliases for legacy .glass-btn* classes */
.glass-btn {
  @extend .btn;
}
.glass-btn-primary {
  @extend .btn-primary;
}
.glass-btn-secondary {
  @extend .btn-secondary;
}
.glass-btn-tertiary {
  @extend .btn-tertiary;
}
.glass-btn-small {
  @extend .btn-small;
}

/* Fallback for non-preprocessor environments */
.glass-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  border: none;
  border-radius: 16px;
  font-size: 1.1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  min-height: 60px;
}

.glass-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.1),
    rgba(255, 255, 255, 0.05)
  );
  transition: all 0.3s ease;
  z-index: 0;
}

.glass-btn:hover::before {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.2),
    rgba(255, 255, 255, 0.1)
  );
}

.glass-btn-primary {
  background: linear-gradient(
    135deg,
    rgba(0, 255, 255, 0.2),
    rgba(0, 200, 255, 0.1)
  );
  color: #00ffff;
  box-shadow: 0 8px 32px rgba(0, 255, 255, 0.2);
}

.glass-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0, 255, 255, 0.3);
  border-color: rgba(0, 255, 255, 0.4);
}

.glass-btn-secondary {
  background: linear-gradient(
    135deg,
    rgba(255, 0, 255, 0.2),
    rgba(200, 0, 255, 0.1)
  );
  color: #ff00ff;
  box-shadow: 0 8px 32px rgba(255, 0, 255, 0.2);
}

.glass-btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(255, 0, 255, 0.3);
  border-color: rgba(255, 0, 255, 0.4);
}

.glass-btn-tertiary {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.1),
    rgba(200, 200, 200, 0.05)
  );
  color: rgba(255, 255, 255, 0.8);
  box-shadow: 0 8px 32px rgba(255, 255, 255, 0.1);
}

.glass-btn-tertiary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.3);
  color: rgba(255, 255, 255, 1);
}

.glass-btn-small {
  padding: 0.75rem 1.25rem;
  font-size: 0.9rem;
  min-height: 50px;
  min-width: 120px;
}

.btn-icon,
.btn-text {
  position: relative;
  z-index: 1;
}

.btn-icon {
  font-size: 1.3rem;
}

.embedded-container {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(20px);
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.embedded-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.1),
    rgba(255, 255, 255, 0.05)
  );
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.embedded-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.2rem;
  font-weight: 600;
}

.embedded-icon {
  font-size: 1.5rem;
}

.embedded-close-btn {
  background: none;
  border: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 50%;
  transition: all 0.3s ease;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.embedded-close-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: scale(1.1);
}

.embedded-content {
  flex: 1;
  position: relative;
}

.embedded-content iframe {
  width: 100%;
  height: 100%;
  border: none;
  background: white;
}

/* Enhanced GLB overlay styles */
.glb-overlay {
  position: fixed;
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(15px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 0.75rem 1.5rem;
  z-index: 100;
  transition: all 0.3s ease;
  pointer-events: none;
  opacity: 0;
  animation: fadeIn 0.5s ease-out forwards;
}

.glb-header {
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.1));
}

.glb-footer {
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  min-width: 320px;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.15), rgba(0, 0, 0, 0.05));
}

.glb-logo-text {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  background: linear-gradient(45deg, #00ffff, #ff00ff, #ffff00);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
  margin-bottom: 0.25rem;
  letter-spacing: 0.05em;
}

.glb-subtitle {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 300;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.glb-instruction {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 0.25rem;
  font-weight: 500;
}

.glb-controls {
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.6);
  font-family: "Courier New", monospace;
  opacity: 0.8;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

/* Hide/show animations for overlays */
.glb-overlay.hidden {
  opacity: 0;
  transform: translateX(-50%) translateY(-20px);
}

/* Enhanced bottom action bar positioning */
.bottom-action-bar {
  position: fixed;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%);
  display: none;
  flex-direction: column;
  gap: 1rem;
  z-index: 200;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 20px;
  padding: 1rem 1.5rem;
  min-width: 320px;
  animation: slideUp 0.4s ease-out;
}

@keyframes slideUp {
  from {
    transform: translateX(-50%) translateY(100%);
    opacity: 0;
  }
  to {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
  }
}

.bottom-bar-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  width: 100%;
}

.item-description {
  text-align: center;
  margin-bottom: 0.5rem;
}

.item-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 0.25rem;
  background: linear-gradient(45deg, #00ffff, #ff00ff, #ffff00);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.item-subtitle {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 400;
}

.action-buttons {
  display: flex;
  flex-direction: row;
  gap: 1rem;
  align-items: center;
  justify-content: center;
}

/* Expand/collapse state classes */
.collapsed {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
}

.expanded {
  max-height: 100vh;
  overflow: visible;
  opacity: 1;
}

/* Enhanced button styles */
.btn-small {
  padding: 0.75rem 1.25rem;
  font-size: 0.9rem;
  min-height: 50px;
  min-width: 120px;
}

.btn-small::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.1),
    rgba(255, 255, 255, 0.05)
  );
  transition: all 0.3s ease;
  z-index: 0;
}

.btn-small:hover::before {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.2),
    rgba(255, 255, 255, 0.1)
  );
}

.btn-small.btn-primary {
  background: linear-gradient(
    135deg,
    rgba(0, 255, 255, 0.2),
    rgba(0, 200, 255, 0.1)
  );
  color: #00ffff;
  box-shadow: 0 8px 32px rgba(0, 255, 255, 0.2);
}

.btn-small.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0, 255, 255, 0.3);
  border-color: rgba(0, 255, 255, 0.4);
}

.btn-small.btn-secondary {
  background: linear-gradient(
    135deg,
    rgba(255, 0, 255, 0.2),
    rgba(200, 0, 255, 0.1)
  );
  color: #ff00ff;
  box-shadow: 0 8px 32px rgba(255, 0, 255, 0.2);
}

.btn-small.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(255, 0, 255, 0.3);
  border-color: rgba(255, 0, 255, 0.4);
}

.btn-small.btn-tertiary {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.1),
    rgba(200, 200, 200, 0.05)
  );
  color: rgba(255, 255, 255, 0.8);
  box-shadow: 0 8px 32px rgba(255, 255, 255, 0.1);
}

.btn-small.btn-tertiary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.3);
  color: rgba(255, 255, 255, 1);
}

.btn-small .btn-icon,
.btn-small .btn-text {
  position: relative;
  z-index: 1;
}

.btn-small .btn-icon {
  font-size: 1.1rem;
}

.clipboard-widget {
  position: fixed;
  width: 410px;
  height: 630px;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: all 0.3s ease;
  margin: 0;
  padding: 0;
}

.clipboard-widget-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 10px;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.1),
    rgba(255, 255, 255, 0.05)
  );
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  cursor: grab;
  user-select: none;
  min-height: 32px;
  max-height: 32px;
}

.clipboard-widget-header:active {
  cursor: grabbing;
}

.clipboard-widget-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: #ffffff;
}

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

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

.widget-btn {
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
  transition: all 0.2s ease;
  min-width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.widget-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

.clipboard-widget-content {
  flex: 1;
  position: relative;
  overflow: hidden;
  margin: 0;
  padding: 0;
  background: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.clipboard-widget-content iframe {
  width: 100%;
  height: 95%;
  max-height: calc(100% - 20px);
  border: none;
  background: white;
  margin: 10px 0;
  padding: 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.clipboard-widget-resize-handle {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 20px;
  height: 20px;
  cursor: nw-resize;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 8px 0 8px 0;
  transition: all 0.2s ease;
}

.clipboard-widget-resize-handle:hover {
  background: rgba(255, 255, 255, 0.2);
}

.resize-arrow {
  font-size: 10px;
  color: rgba(255, 255, 255, 0.6);
  transform: rotate(0deg);
  transition: all 0.2s ease;
}

.clipboard-widget-resize-handle:hover .resize-arrow {
  color: rgba(255, 255, 255, 0.9);
  transform: scale(1.1);
}

.fullscreen-app-container {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(20px);
  z-index: 1500;
}

.fullscreen-app-content {
  position: absolute;
  top: 10%;
  left: 10%;
  right: 10%;
  bottom: 10%;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.fullscreen-app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.1),
    rgba(255, 255, 255, 0.05)
  );
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  min-height: 50px;
}

.fullscreen-app-icon {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.5rem;
  font-weight: 600;
  color: #ffffff;
}

.fullscreen-app-controls {
  display: flex;
  gap: 8px;
}

.fullscreen-app-btn {
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 8px 12px;
  border-radius: 8px;
  transition: all 0.2s ease;
  min-width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.fullscreen-app-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  transform: scale(1.05);
}

.fullscreen-app-btn.back-btn {
  background: linear-gradient(
    135deg,
    rgba(0, 255, 255, 0.2),
    rgba(0, 200, 255, 0.1)
  );
  color: #00ffff;
  border: 1px solid rgba(0, 255, 255, 0.3);
}

.fullscreen-app-btn.back-btn:hover {
  background: linear-gradient(
    135deg,
    rgba(0, 255, 255, 0.3),
    rgba(0, 200, 255, 0.2)
  );
  border-color: rgba(0, 255, 255, 0.5);
}

.fullscreen-app-btn.close-btn {
  background: linear-gradient(
    135deg,
    rgba(255, 100, 100, 0.2),
    rgba(255, 50, 50, 0.1)
  );
  color: #ff6666;
  border: 1px solid rgba(255, 100, 100, 0.3);
}

.fullscreen-app-btn.close-btn:hover {
  background: linear-gradient(
    135deg,
    rgba(255, 100, 100, 0.3),
    rgba(255, 50, 50, 0.2)
  );
  border-color: rgba(255, 100, 100, 0.5);
}

.fullscreen-app-iframe-container {
  flex: 1;
  position: relative;
  padding: 16px;
}

.fullscreen-app-iframe-container iframe {
  width: 100%;
  height: 100%;
  border: none;
  border-radius: 12px;
  background: white;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* Disable main interactions when fullscreen app is active */
.fullscreen-app-active #canvas-container {
  pointer-events: none;
}

.fullscreen-app-active #bottom-action-bar {
  display: none !important;
}

/* Mobile responsive adjustments */
@media (max-width: 768px) {
  .clipboard-widget {
    width: min(410px, 95vw);
    height: min(630px, 90vh);
    max-width: 95vw;
    max-height: 90vh;
  }

  .clipboard-widget-header {
    padding: 8px 10px;
    min-height: 36px;
    max-height: 36px;
  }

  .clipboard-widget-title {
    font-size: 14px;
  }

  .widget-btn {
    min-width: 24px;
    height: 24px;
    font-size: 16px;
  }

  .clipboard-widget-resize-handle {
    width: 24px;
    height: 24px;
  }

  .resize-arrow {
    font-size: 12px;
  }

  .fullscreen-app-content {
    top: 5%;
    left: 5%;
    right: 5%;
    bottom: 5%;
  }

  .fullscreen-app-header {
    padding: 10px 12px;
    min-height: 45px;
  }

  .fullscreen-app-icon {
    font-size: 1.3rem;
  }

  .fullscreen-app-btn {
    font-size: 1.1rem;
    padding: 6px 10px;
    min-width: 36px;
    height: 36px;
  }

  .glb-header,
  .glb-footer {
    width: 90%;
    max-width: 400px;
  }

  .glb-logo-text {
    font-size: 1.2rem;
  }

  .action-buttons {
    flex-direction: column;
    width: 100%;
  }

  .glass-btn-small {
    width: 100%;
    max-width: 200px;
  }

  /* 📱 Mobile responsive loading screen */
  .loading-title-row {
    gap: 4px;
    flex-wrap: nowrap;
    max-width: 100vw;
    padding: 0 10px;
  }

  .loading-title-text {
    font-size: 48px;
  }

  :root {
    --loading-logo-size: 70px;
  }

  .loading-subtitle {
    font-size: 14px !important;
    padding: 0 15px;
    max-width: 90vw;
  }

  .welcome-text-loading span {
    font-size: 16px !important;
  }

  .bottom-arrow-loading {
    bottom: 15%;
  }
}

/* Extra small screens */
@media (max-width: 400px) {
  .loading-title-text {
    font-size: 36px;
  }

  :root {
    --loading-logo-size: 55px;
  }

  .loading-subtitle {
    font-size: 12px !important;
  }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .clipboard-widget {
    border-width: 0.5px;
  }
}

/* Add new styles for GLB button effects */
.glb-button-glow {
  animation: buttonGlow 2s ease-in-out infinite alternate;
}

@keyframes buttonGlow {
  from {
    box-shadow: 0 0 5px #00ffff;
  }
  to {
    box-shadow:
      0 0 20px #00ffff,
      0 0 30px #00ffff;
  }
}

/* Enhanced particle effects */
.particle-system {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

/* Floating text styles */
.floating-text {
  position: absolute;
  color: #00ffff;
  font-family: "Courier New", monospace;
  font-size: 12px;
  text-shadow: 0 0 10px #00ffff;
  pointer-events: none;
  animation: floatUp 3s ease-in-out infinite;
}

@keyframes floatUp {
  0% {
    transform: translateY(0) rotate(0deg);
    opacity: 1;
  }
  100% {
    transform: translateY(-50px) rotate(360deg);
    opacity: 0;
  }
}

/* Enhanced GLB overlay styles */
.glb-overlay-enhanced {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: linear-gradient(
    135deg,
    rgba(0, 255, 255, 0.1),
    rgba(255, 0, 255, 0.1)
  );
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  padding: 2rem;
  z-index: 500;
  text-align: center;
  animation: popIn 0.5s ease-out;
}

@keyframes popIn {
  0% {
    transform: translate(-50%, -50%) scale(0.5);
    opacity: 0;
  }
  100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
  }
}

/* Add cursor glow effect */
.cursor-glow {
  position: fixed;
  width: 20px;
  height: 20px;
  background: radial-gradient(circle, #ff3366 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  mix-blend-mode: lighten;
  z-index: 9999;
  transition: all 0.3s ease;
  opacity: 0.8;
}

/* Loading overlay styles */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    #0a0a0a 0%,
    #1a1a2e 25%,
    #16213e 50%,
    #0f0f23 75%,
    #0a0a0a 100%
  );
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  transition: opacity 1s ease-out;
}

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

/* @tweakable loading logo container size in pixels */
:root {
  --loading-logo-size: 120px;
  --loading-logo-a-opacity: 1;
  --loading-logo-b-opacity: 1;
  --loading-logo-a-scale: 1;
  --loading-logo-b-scale: 1;
  --loading-logo-a-z-index: 1;
  --loading-logo-b-z-index: 2;
  /* @tweakable delta rotation animation duration in seconds */
  --delta-rotation-duration: 4s;
  /* @tweakable delta rotation pause duration as percentage of cycle */
  --delta-rotation-pause: 8%;
}

/* Title row: Sm + [logos] + rt */
.loading-title-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.loading-title-text {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  font-weight: 450;
  font-size: 84px;
  /* White text */
  color: #ffffff;
  /* 3D shadow effect with SmΔrt brand colors */
  text-shadow:
    1px 1px 0px #006666,
    2px 2px 0px #008888,
    3px 3px 0px #00aaaa,
    0 0 20px #00ffff,
    0 0 40px rgba(0, 255, 255, 0.5);
  line-height: 1;
  user-select: none;
}

.loading-logos-wrapper {
  position: relative;
  width: var(--loading-logo-size);
  height: var(--loading-logo-size);
}

.loading-logo-container {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.loading-logo {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.loading-logo-a {
  /* @tweakable first logo opacity */
  opacity: var(--loading-logo-a-opacity);
  /* @tweakable first logo scale */
  transform: scale(var(--loading-logo-a-scale));
  z-index: var(--loading-logo-a-z-index);
  /* @tweakable apply color cycle shadow animation - synced with logo-b */
  animation: deltaColorCycle var(--delta-rotation-duration) linear infinite;
}

.loading-logo-b {
  /* @tweakable second logo opacity */
  opacity: var(--loading-logo-b-opacity);
  /* @tweakable second logo scale */
  transform: scale(var(--loading-logo-b-scale));
  z-index: var(--loading-logo-b-z-index);
  /* @tweakable apply delta rotation and color cycle animations */
  animation:
    deltaRotate var(--delta-rotation-duration) linear infinite,
    deltaColorCycle var(--delta-rotation-duration) linear infinite;
  transform-origin: center center;
  pointer-events: none;
}

/* @tweakable delta rotation keyframes with pauses */
@keyframes deltaRotate {
  0% {
    transform: rotate(0deg) scale(var(--loading-logo-b-scale));
  }
  8% {
    transform: rotate(0deg) scale(var(--loading-logo-b-scale));
  }
  33.33% {
    transform: rotate(120deg) scale(var(--loading-logo-b-scale));
  }
  41.33% {
    transform: rotate(120deg) scale(var(--loading-logo-b-scale));
  }
  66.66% {
    transform: rotate(240deg) scale(var(--loading-logo-b-scale));
  }
  74.66% {
    transform: rotate(240deg) scale(var(--loading-logo-b-scale));
  }
  100% {
    transform: rotate(360deg) scale(var(--loading-logo-b-scale));
  }
}

/* @tweakable delta color cycle with drop shadow matching SVG group colors */
/* blue=#00ffff (cyan), green=#1dff00 (lime), yellow=#fcf20a */
/* Includes animated white glow layer that pulses every 12s (synced with 3x color cycle) */
@keyframes deltaColorCycle {
  /* Blue phase: 0% - 33.33% - white glow starts dim */
  0% {
    filter: drop-shadow(0 0 35px rgba(0, 255, 255, 0.9))
      drop-shadow(0 0 60px rgba(0, 255, 255, 0.5))
      drop-shadow(0 0 20px rgba(255, 255, 255, 0.1));
  }
  8% {
    filter: drop-shadow(0 0 35px rgba(0, 255, 255, 0.9))
      drop-shadow(0 0 60px rgba(0, 255, 255, 0.5))
      drop-shadow(0 0 25px rgba(255, 255, 255, 0.3));
  }
  16% {
    filter: drop-shadow(0 0 35px rgba(0, 255, 255, 0.9))
      drop-shadow(0 0 60px rgba(0, 255, 255, 0.5))
      drop-shadow(0 0 30px rgba(255, 255, 255, 0.5));
  }
  24% {
    filter: drop-shadow(0 0 35px rgba(0, 255, 255, 0.9))
      drop-shadow(0 0 60px rgba(0, 255, 255, 0.5))
      drop-shadow(0 0 25px rgba(255, 255, 255, 0.3));
  }
  32% {
    filter: drop-shadow(0 0 35px rgba(0, 255, 255, 0.9))
      drop-shadow(0 0 60px rgba(0, 255, 255, 0.5))
      drop-shadow(0 0 20px rgba(255, 255, 255, 0.15));
  }
  /* Transition to Green - white glow builds */
  33.33% {
    filter: drop-shadow(0 0 35px rgba(29, 255, 0, 0.9))
      drop-shadow(0 0 60px rgba(29, 255, 0, 0.5))
      drop-shadow(0 0 22px rgba(255, 255, 255, 0.2));
  }
  /* Green phase: 33.33% - 66.66% - white glow peaks */
  41.33% {
    filter: drop-shadow(0 0 35px rgba(29, 255, 0, 0.9))
      drop-shadow(0 0 60px rgba(29, 255, 0, 0.5))
      drop-shadow(0 0 28px rgba(255, 255, 255, 0.4));
  }
  50% {
    filter: drop-shadow(0 0 35px rgba(29, 255, 0, 0.9))
      drop-shadow(0 0 60px rgba(29, 255, 0, 0.5))
      drop-shadow(0 0 35px rgba(255, 255, 255, 0.6));
  }
  58% {
    filter: drop-shadow(0 0 35px rgba(29, 255, 0, 0.9))
      drop-shadow(0 0 60px rgba(29, 255, 0, 0.5))
      drop-shadow(0 0 28px rgba(255, 255, 255, 0.4));
  }
  65% {
    filter: drop-shadow(0 0 35px rgba(29, 255, 0, 0.9))
      drop-shadow(0 0 60px rgba(29, 255, 0, 0.5))
      drop-shadow(0 0 22px rgba(255, 255, 255, 0.2));
  }
  /* Transition to Yellow - white glow dims */
  66.66% {
    filter: drop-shadow(0 0 35px rgba(252, 242, 10, 0.9))
      drop-shadow(0 0 60px rgba(252, 242, 10, 0.5))
      drop-shadow(0 0 20px rgba(255, 255, 255, 0.15));
  }
  /* Yellow phase: 66.66% - 100% - white glow subtle pulse */
  74.66% {
    filter: drop-shadow(0 0 35px rgba(252, 242, 10, 0.9))
      drop-shadow(0 0 60px rgba(252, 242, 10, 0.5))
      drop-shadow(0 0 25px rgba(255, 255, 255, 0.25));
  }
  83% {
    filter: drop-shadow(0 0 35px rgba(252, 242, 10, 0.9))
      drop-shadow(0 0 60px rgba(252, 242, 10, 0.5))
      drop-shadow(0 0 30px rgba(255, 255, 255, 0.4));
  }
  91% {
    filter: drop-shadow(0 0 35px rgba(252, 242, 10, 0.9))
      drop-shadow(0 0 60px rgba(252, 242, 10, 0.5))
      drop-shadow(0 0 25px rgba(255, 255, 255, 0.2));
  }
  99% {
    filter: drop-shadow(0 0 35px rgba(252, 242, 10, 0.9))
      drop-shadow(0 0 60px rgba(252, 242, 10, 0.5))
      drop-shadow(0 0 20px rgba(255, 255, 255, 0.1));
  }
  /* Back to Blue */
  100% {
    filter: drop-shadow(0 0 35px rgba(0, 255, 255, 0.9))
      drop-shadow(0 0 60px rgba(0, 255, 255, 0.5))
      drop-shadow(0 0 20px rgba(255, 255, 255, 0.1));
  }
}

/* === DELTA SVG GROUP VISIBILITY - JS CONTROLLED === */
/* Colors are now controlled by JavaScript for precise sync */
.loading-logo-b #blue,
.loading-logo-b #green,
.loading-logo-b #yellow {
  /* No CSS animation - JS handles opacity directly */
  animation: none !important;
  transition: none !important;
}

/* Initial states - JS will override these immediately */
.loading-logo-b #blue {
  opacity: 1;
}

.loading-logo-b #green {
  opacity: 0;
}

.loading-logo-b #yellow {
  opacity: 0;
}

/* Remove old keyframes - no longer needed */

.loading-subtitle {
  margin-top: 2rem;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  font-size: 1.8rem;
  font-weight: 500;
  color: #00ffff;
  text-align: center;
  text-shadow:
    0 0 15px #00ffff,
    0 2px 4px rgba(0, 0, 0, 0.8);
  transition:
    color 0.3s ease,
    text-shadow 0.3s ease;
}

/* Legacy loading-text class for backwards compatibility */
.loading-text {
  margin-top: 2rem;
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 0.8);
  text-align: center;
  animation: textPulse 2s ease-in-out infinite;
}

@keyframes textPulse {
  0%,
  100% {
    opacity: 0.8;
  }
  50% {
    opacity: 1;
  }
}

/* Enhanced title effects */
.title-tourbillion {
  position: absolute;
  top: -50px;
  left: -50px;
  right: -50px;
  bottom: -50px;
  background-image:
    radial-gradient(circle at 20% 30%, #ff3366 3px, transparent 3px),
    radial-gradient(circle at 60% 70%, #00ffff 2px, transparent 2px),
    radial-gradient(circle at 80% 20%, #ff00ff 2.5px, transparent 2.5px),
    radial-gradient(circle at 30% 80%, #ffff00 2px, transparent 2px);
  background-size:
    80px 80px,
    120px 120px,
    100px 100px,
    90px 90px;
  opacity: 0;
  pointer-events: none;
  z-index: 5;
  animation: titleTourbillion 4s linear infinite;
}

@keyframes titleTourbillion {
  0% {
    transform: rotate(0deg) scale(1);
    opacity: 0;
  }
  25% {
    transform: rotate(90deg) scale(1.2);
    opacity: 0.8;
  }
  50% {
    transform: rotate(180deg) scale(0.8);
    opacity: 1;
  }
  75% {
    transform: rotate(270deg) scale(1.1);
    opacity: 0.8;
  }
  100% {
    transform: rotate(360deg) scale(1);
    opacity: 0;
  }
}

.slim-modal {
  display: none;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 90vw;
  height: 90vh;
  max-width: 1280px;
  max-height: 720px;
  border-radius: 18px;
  overflow: hidden;
  backdrop-filter: blur(6px);
  background: rgba(0, 0, 0, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
  z-index: 2000;
}

.slim-unextend {
  position: absolute;
  top: 12px;
  right: 54px;
  width: 32px;
  height: 32px;
  background: rgba(102, 126, 234, 0.3);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(102, 126, 234, 0.5);
  border-radius: 50%;
  color: #667eea;
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  z-index: 1;
  font-weight: bold;
  line-height: 1;
}

.slim-unextend:hover {
  background: rgba(102, 126, 234, 0.6);
  border-color: rgba(102, 126, 234, 0.7);
  color: #8b9ef9;
  transform: scale(1.1);
}

.slim-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  background: rgba(255, 100, 100, 0.3);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 100, 100, 0.5);
  border-radius: 50%;
  color: #ff6666;
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  z-index: 1;
  font-weight: normal;
  line-height: 1;
}

.slim-close:hover {
  background: rgba(255, 100, 100, 0.6);
  border-color: rgba(255, 100, 100, 0.7);
  color: #ff8888;
  transform: scale(1.1);
}

.slim-modal iframe {
  width: 100%;
  height: 100%;
  border: none;
  background: white;
}

/* SmΔrt Panel System - Canonical Panel Styles */
/* @tweakable panel border radius in pixels */
.smart-panel {
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(15px);
  /* @tweakable panel border radius */
  border-radius: 15px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.5rem;
  transition: all 0.3s ease;
  position: relative;
}

/* @tweakable panel hover ring color and size */
.smart-panel:hover {
  border-color: rgba(0, 255, 255, 0.4);
  box-shadow:
    0 0 20px rgba(0, 255, 255, 0.2),
    inset 0 0 20px rgba(0, 255, 255, 0.1);
  transform: translateY(-2px);
}

/* @tweakable panel focus ring color */
.smart-panel:focus-within {
  border-color: rgba(255, 0, 255, 0.5);
  box-shadow: 0 0 30px rgba(255, 0, 255, 0.3);
}

/* Backward compatibility alias */
.panel {
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(15px);
  border-radius: 15px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.5rem;
  transition: all 0.3s ease;
  position: relative;
}

.panel:hover {
  border-color: rgba(0, 255, 255, 0.4);
  box-shadow:
    0 0 20px rgba(0, 255, 255, 0.2),
    inset 0 0 20px rgba(0, 255, 255, 0.1);
  transform: translateY(-2px);
}

.panel:focus-within {
  border-color: rgba(255, 0, 255, 0.5);
  box-shadow: 0 0 30px rgba(255, 0, 255, 0.3);
}

/* SmΔrt Toast Notification Styles */
.smart-toast {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.smart-toast-info {
  border-color: rgba(0, 255, 255, 0.5) !important;
}

.smart-toast-success {
  border-color: rgba(0, 255, 0, 0.5) !important;
}

.smart-toast-warning {
  border-color: rgba(255, 200, 0, 0.5) !important;
}

.smart-toast-error {
  border-color: rgba(255, 0, 0, 0.5) !important;
}

/* ============================================
   WELCOME TEXT IN LOADING OVERLAY
   ============================================ */
.welcome-text-loading {
  position: absolute;
  top: 12%;
  left: 50%;
  transform: translateX(-50%);
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  font-size: clamp(1.2rem, 3vw, 2rem);
  font-weight: 300;
  letter-spacing: 0.15em;
  color: white;
  text-transform: uppercase;
  text-shadow:
    0 0 10px rgba(255, 255, 255, 0.8),
    0 0 20px rgba(255, 255, 255, 0.6),
    0 0 40px rgba(255, 255, 255, 0.4);
  opacity: 0;
  animation: welcomeLoadingFade 4s ease-in-out 1.5s forwards;
  white-space: nowrap;
}

@keyframes welcomeLoadingFade {
  0% {
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
    filter: blur(5px);
    letter-spacing: 0.3em;
  }
  30% {
    opacity: 1;
    filter: blur(0);
    letter-spacing: 0.15em;
  }
  70% {
    opacity: 1;
  }
  100% {
    opacity: 0.9;
    transform: translateX(-50%) translateY(0);
  }
}

/* Pulse effect after initial animation */
.welcome-text-loading.pulse {
  animation: welcomeLoadingPulse 2.5s ease-in-out infinite;
  opacity: 1;
}

@keyframes welcomeLoadingPulse {
  0%,
  100% {
    text-shadow:
      0 0 10px rgba(255, 255, 255, 0.8),
      0 0 20px rgba(255, 255, 255, 0.6);
    opacity: 0.85;
  }
  50% {
    text-shadow:
      0 0 15px rgba(255, 255, 255, 1),
      0 0 30px rgba(255, 255, 255, 0.8),
      0 0 50px rgba(255, 255, 255, 0.5);
    opacity: 1;
  }
}

/* ============================================
   BOTTOM ARROW IN LOADING OVERLAY
   ============================================ */
.bottom-arrow-loading {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0;
  animation: arrowLoadingFade 3s ease-out 2s forwards;
}

@keyframes arrowLoadingFade {
  0% {
    opacity: 0;
    transform: translateX(-50%) translateY(15px);
  }
  100% {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

.bottom-arrow-loading .arrow-container {
  display: flex;
  align-items: center;
  gap: 15px;
  color: white;
  font-size: 1.8rem;
}

.bottom-arrow-loading .arrow-double {
  color: white;
  opacity: 0.9;
  text-shadow:
    0 0 8px rgba(255, 255, 255, 0.6),
    0 0 15px rgba(255, 255, 255, 0.4);
  animation: arrowPulseLoadingLeft 1.5s ease-in-out infinite;
}

.bottom-arrow-loading .arrow-double:last-child {
  animation: arrowPulseLoadingRight 1.5s ease-in-out infinite;
}

.bottom-arrow-loading .arrow-logo {
  font-size: 2.2rem;
  color: white;
  text-shadow:
    0 0 10px rgba(255, 255, 255, 0.8),
    0 0 20px rgba(255, 255, 255, 0.5),
    0 0 30px rgba(255, 255, 255, 0.3);
  animation: logoGlowLoading 2s ease-in-out infinite;
}

.bottom-arrow-loading .arrow-hint {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  font-size: 0.75rem;
  font-weight: 300;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: white;
  opacity: 0.6;
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
  animation: hintPulse 2s ease-in-out infinite;
}

@keyframes arrowPulseLoadingLeft {
  0%,
  100% {
    opacity: 0.5;
    transform: translateX(0);
  }
  50% {
    opacity: 1;
    transform: translateX(-5px);
  }
}

@keyframes arrowPulseLoadingRight {
  0%,
  100% {
    opacity: 0.5;
    transform: translateX(0);
  }
  50% {
    opacity: 1;
    transform: translateX(5px);
  }
}

@keyframes logoGlowLoading {
  0%,
  100% {
    text-shadow:
      0 0 10px rgba(255, 255, 255, 0.8),
      0 0 20px rgba(255, 255, 255, 0.5);
    transform: scale(1);
  }
  50% {
    text-shadow:
      0 0 15px rgba(255, 255, 255, 1),
      0 0 30px rgba(255, 255, 255, 0.7),
      0 0 45px rgba(255, 255, 255, 0.4);
    transform: scale(1.08);
  }
}

@keyframes hintPulse {
  0%,
  100% {
    opacity: 0.5;
  }
  50% {
    opacity: 0.8;
  }
}

/* Float animation after loading visible */
.bottom-arrow-loading.float {
  animation: arrowFloatLoading 3s ease-in-out infinite;
}

@keyframes arrowFloatLoading {
  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(-8px);
  }
}

/* ============================================
   BROWSER COMPATIBILITY WARNING
   ============================================ */
.browser-compat-warning {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(-20px);
  z-index: 10000;
  max-width: 90%;
  width: 600px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

.browser-compat-warning.visible {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

.browser-compat-warning .warning-content {
  background: linear-gradient(
    135deg,
    rgba(30, 30, 40, 0.95),
    rgba(20, 20, 30, 0.98)
  );
  border: 1px solid rgba(255, 200, 0, 0.4);
  border-radius: 12px;
  padding: 16px 20px;
  box-shadow:
    0 4px 20px rgba(0, 0, 0, 0.5),
    0 0 30px rgba(255, 200, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  position: relative;
}

.browser-compat-warning .warning-main {
  color: #fff;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  font-size: 0.95rem;
  line-height: 1.5;
  margin-bottom: 8px;
  padding-right: 30px;
}

.browser-compat-warning .warning-recommend {
  color: rgba(255, 255, 255, 0.7);
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  font-size: 0.85rem;
  font-style: italic;
}

.browser-compat-warning .warning-dismiss {
  position: absolute;
  top: 12px;
  right: 12px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: rgba(255, 255, 255, 0.7);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.browser-compat-warning .warning-dismiss:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff;
  transform: scale(1.1);
}

/* === Firefox/Safari: Pulsing New Tab button animation === */
@keyframes pulse-glow {
  0%,
  100% {
    box-shadow: 0 0 5px currentColor;
    transform: scale(1);
  }
  50% {
    box-shadow:
      0 0 15px currentColor,
      0 0 25px currentColor;
    transform: scale(1.1);
  }
}