@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
  --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --success-color: #10b981;
  --success-hover: #059669;
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.18);
  --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 10px 25px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 40px rgba(102, 126, 234, 0.4);
}

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

body {
  font-family: 'Poppins', sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
  background-size: 200% 200%;
  animation: gradientShift 15s ease infinite;
  color: white;
  margin: 0;
  padding: 20px;
  position: relative;
  overflow: hidden;
}

body::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  top: -250px;
  left: -250px;
  animation: float 20s infinite ease-in-out;
}

body::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  bottom: -200px;
  right: -200px;
  animation: float 25s infinite ease-in-out reverse;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(50px, -50px) rotate(120deg); }
  66% { transform: translate(-50px, 50px) rotate(240deg); }
}

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

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

@keyframes shimmer {
  0% { background-position: -1000px 0; }
  100% { background-position: 1000px 0; }
}

.quiz-container {
  background: var(--glass-bg);
  padding: 40px;
  border-radius: 24px;
  text-align: center;
  width: 100%;
  max-width: 480px;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--glass-border);
  position: relative;
  z-index: 1;
  animation: slideIn 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.quiz-container:hover {
  transform: translateY(-5px);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.4), var(--shadow-glow);
}

.quiz-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, 
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.8) 50%,
    rgba(255, 255, 255, 0) 100%);
  background-size: 1000px 100%;
  animation: shimmer 3s infinite linear;
  border-radius: 24px 24px 0 0;
}

h2 {
  margin-bottom: 30px;
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, #ffffff 0%, #e0e7ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  padding-bottom: 15px;
}

h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, transparent, #ffffff, transparent);
  border-radius: 2px;
}

.options {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}

.options button {
  background: rgba(255, 255, 255, 0.15);
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.2);
  padding: 16px 20px;
  margin: 0;
  width: 100%;
  border-radius: 14px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-size: 16px;
  font-weight: 500;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
  text-align: left;
}

.options button::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.options button:hover::before {
  width: 300px;
  height: 300px;
}

.options button:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateX(8px) scale(1.02);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.options button:active {
  transform: translateX(8px) scale(0.98);
}

.options button:focus {
  outline: none;
  border-color: rgba(255, 255, 255, 0.6);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

.options button.selected {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.5), rgba(139, 92, 246, 0.5));
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateX(8px);
}

.options button.correct {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.5), rgba(5, 150, 105, 0.5));
  border-color: rgba(16, 185, 129, 0.6);
  animation: pulse 0.5s ease;
}

.options button.incorrect {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.5), rgba(220, 38, 38, 0.5));
  border-color: rgba(239, 68, 68, 0.6);
}

.next-btn {
  margin-top: 30px;
  background: linear-gradient(135deg, var(--success-color), var(--success-hover));
  border: none;
  color: white;
  padding: 14px 32px;
  border-radius: 12px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
}

.next-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.5s;
}

.next-btn:hover::before {
  left: 100%;
}

.next-btn:hover {
  background: linear-gradient(135deg, var(--success-hover), #047857);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(16, 185, 129, 0.5);
}

.next-btn:active {
  transform: translateY(0);
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
}

.next-btn:disabled {
  background: rgba(255, 255, 255, 0.2);
  cursor: not-allowed;
  box-shadow: none;
  opacity: 0.5;
}

.next-btn.show {
  display: inline-block;
  animation: slideIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  margin-bottom: 25px;
  overflow: hidden;
  position: relative;
}

.progress-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #10b981, #059669);
  border-radius: 10px;
  transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.5);
}

.score-display {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 20px;
  padding: 12px 20px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  backdrop-filter: blur(10px);
}

/* Creative Score Bar Styles */
.score-bar-container {
  width: 100%;
  margin: 25px 0;
  position: relative;
}

.score-bar-wrapper {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50px;
  padding: 8px;
  box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.3);
  position: relative;
  overflow: visible;
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.score-bar-track {
  height: 40px;
  background: linear-gradient(90deg, 
    #ef4444 0%, 
    #f59e0b 25%, 
    #eab308 50%, 
    #84cc16 75%, 
    #10b981 100%);
  border-radius: 50px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.score-bar-track::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.3), transparent);
  border-radius: 50px 50px 0 0;
}

.score-bar-track::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  animation: scoreShimmer 2s infinite;
}

@keyframes scoreShimmer {
  0% { left: -100%; }
  100% { left: 200%; }
}

.score-bar-fill {
  height: 100%;
  width: 0%;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 50px;
  transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  box-shadow: inset -4px 0 8px rgba(0, 0, 0, 0.4);
}

.score-indicator {
  position: absolute;
  top: 50%;
  right: 0;
  transform: translate(50%, -50%);
  width: 80px;
  height: 80px;
  background: white;
  border-radius: 50%;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3),
              0 0 0 4px rgba(255, 255, 255, 0.2),
              0 0 0 8px rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  color: #1f2937;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 10;
}

.score-indicator::before {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    transparent 0deg,
    transparent calc(var(--score-percentage, 0) * 3.6deg),
    rgba(255, 255, 255, 0.1) calc(var(--score-percentage, 0) * 3.6deg),
    rgba(255, 255, 255, 0.1) 360deg
  );
  animation: rotate 3s linear infinite;
  z-index: -1;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.score-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 12px;
  padding: 0 10px;
  font-size: 12px;
  font-weight: 500;
  opacity: 0.8;
}

.score-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.score-label-icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
}

.score-label-icon.poor { background: #ef4444; }
.score-label-icon.fair { background: #f59e0b; }
.score-label-icon.good { background: #eab308; }
.score-label-icon.great { background: #84cc16; }
.score-label-icon.excellent { background: #10b981; }

/* Mr. Incredible Character Display */
.character-display {
  width: 120px;
  height: 120px;
  margin: 0 auto 20px;
  position: relative;
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.character-face {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: linear-gradient(135deg, #1e3a8a, #3b82f6);
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4),
              inset 0 -20px 40px rgba(0, 0, 0, 0.2);
  border: 4px solid rgba(255, 255, 255, 0.3);
  transition: all 0.6s ease;
}

/* Happy Mr. Incredible (Good Score) */
.character-face.happy {
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  animation: bounce 0.6s ease;
}

.character-face.happy .face-hair {
  background: linear-gradient(180deg, #7c2d12, #92400e);
  clip-path: polygon(0 0, 100% 0, 100% 40%, 90% 35%, 80% 30%, 70% 35%, 60% 30%, 50% 35%, 40% 30%, 30% 35%, 20% 30%, 10% 35%, 0 40%);
}

.character-face.happy .face-eyes {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-top: 35px;
}

.character-face.happy .eye {
  width: 15px;
  height: 8px;
  background: #000;
  border-radius: 50%;
  transform: scaleY(0.6);
}

.character-face.happy .face-mouth {
  width: 40px;
  height: 20px;
  border: 3px solid #000;
  border-top: none;
  border-radius: 0 0 40px 40px;
  margin: 5px auto 0;
}

/* Sad/Dark Mr. Incredible (Bad Score) */
.character-face.sad {
  background: linear-gradient(135deg, #1e293b, #475569);
  filter: brightness(0.6) contrast(1.2);
  animation: shake 0.6s ease;
}

.character-face.sad .face-hair {
  background: linear-gradient(180deg, #0f172a, #1e293b);
  clip-path: polygon(0 0, 100% 0, 100% 40%, 90% 35%, 80% 30%, 70% 35%, 60% 30%, 50% 35%, 40% 30%, 30% 35%, 20% 30%, 10% 35%, 0 40%);
}

.character-face.sad .face-eyes {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-top: 40px;
}

.character-face.sad .eye {
  width: 12px;
  height: 12px;
  background: radial-gradient(circle, #dc2626 30%, #7f1d1d 100%);
  border-radius: 50%;
  box-shadow: 0 0 10px #dc2626, inset 0 2px 4px rgba(0, 0, 0, 0.5);
}

.character-face.sad .face-mouth {
  width: 30px;
  height: 15px;
  border: 3px solid #1e293b;
  border-bottom: none;
  border-radius: 40px 40px 0 0;
  margin: 10px auto 0;
  transform: scaleY(-1);
}

.face-hair {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 45px;
  transition: all 0.6s ease;
}

.face-eyes {
  position: relative;
  z-index: 2;
  transition: all 0.6s ease;
}

.face-mouth {
  position: relative;
  z-index: 2;
  transition: all 0.6s ease;
}

.face-shadow {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.3));
  border-radius: 0 0 50% 50%;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-10px) scale(1.05); }
}

@keyframes shake {
  0%, 100% { transform: translateX(0) rotate(0deg); }
  25% { transform: translateX(-5px) rotate(-2deg); }
  75% { transform: translateX(5px) rotate(2deg); }
}

.character-status-text {
  text-align: center;
  margin-top: 10px;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  transition: all 0.6s ease;
}

.character-status-text.good {
  color: #10b981;
  animation: pulse 2s infinite;
}

.character-status-text.bad {
  color: #ef4444;
  animation: flicker 1.5s infinite;
}

@keyframes flicker {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

@media (max-width: 480px) {
  .quiz-container {
    padding: 30px 20px;
    border-radius: 20px;
  }
  
  h2 {
    font-size: 24px;
    margin-bottom: 25px;
  }
  
  .options button {
    padding: 14px 16px;
    font-size: 15px;
  }
  
  .next-btn {
    padding: 12px 28px;
    font-size: 15px;
  }

  .character-display {
    width: 100px;
    height: 100px;
  }

  .score-indicator {
    width: 60px;
    height: 60px;
    font-size: 16px;
  }

  .score-bar-track {
    height: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}