/* T-Rex Game Info Styles */

:root {
  --trex-primary: #dc2626;
  --trex-secondary: #f97316;
  --trex-accent: #65a30d;
  --trex-ground: #8b4513;
  --trex-sky: #87ceeb;
  --trex-cactus: #228b22;
  --trex-dark: #1e293b;
  --trex-light: #f8fafc;
  --trex-bone: #f5deb3;
  --trex-text: #0f172a;
  --trex-hover: #fef2f2;
  --trex-gradient: linear-gradient(135deg, #dc2626 0%, #f97316 50%, #65a30d 100%);
  --trex-card-shadow: 0 4px 20px rgba(220, 38, 38, 0.15);
  --trex-border-radius: 12px;
  --trex-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-pixel: 'Press Start 2P', 'Courier New', monospace;
}

/* Universal styles for mobile optimization */
* {
  box-sizing: border-box;
  max-width: 100%;
}

body {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  overflow-x: hidden;
  width: 100%;
}

/* Body and Layout */
.trex-game-info {
  background: var(--trex-gradient);
  min-height: 100vh;
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--trex-dark);
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  width: 100%;
  overflow-x: hidden;
}

/* T-Rex Header */
.trex-header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  padding: 2rem 0;
  text-align: center;
  border-bottom: 3px solid var(--trex-secondary);
  margin-bottom: 2rem;
  position: relative;
  overflow: hidden;
}

.trex-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 15px,
      rgba(220, 38, 38, 0.03) 15px,
      rgba(220, 38, 38, 0.03) 30px
    );
  pointer-events: none;
}

.trex-title {
  font-size: 3.5rem;
  font-weight: 800;
  background: var(--trex-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 1;
  font-family: var(--font-pixel);
}

.trex-subtitle {
  font-size: 1.25rem;
  color: var(--trex-dark);
  font-weight: 500;
  opacity: 0.8;
  position: relative;
  z-index: 1;
}

/* Content Wrapper */
.content-wrapper {
  max-width: min(1200px, 100vw);
  margin: 0 auto;
  padding: clamp(20px, 5vh, 50px) clamp(15px, 4vw, 20px);
  box-sizing: border-box;
  width: 100%;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  margin-bottom: 2rem;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.9);
  border-radius: var(--trex-border-radius);
  backdrop-filter: blur(5px);
}

.breadcrumb a {
  color: var(--trex-secondary);
  text-decoration: none;
  transition: var(--trex-transition);
}

.breadcrumb a:hover {
  color: var(--trex-primary);
  text-decoration: underline;
}

.breadcrumb-separator {
  color: var(--trex-text);
  opacity: 0.5;
  font-weight: bold;
}

/* Action Buttons */
.action-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.play-btn, .back-btn {
  padding: 1rem 2rem;
  font-size: 1.1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--trex-border-radius);
  cursor: pointer;
  transition: var(--trex-transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  box-shadow: var(--trex-card-shadow);
}

.play-btn {
  background: var(--trex-gradient);
  color: white;
}

.play-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(220, 38, 38, 0.3);
}

.back-btn {
  background: white;
  color: var(--trex-primary);
  border: 2px solid var(--trex-secondary);
}

.back-btn:hover {
  background: var(--trex-hover);
  transform: translateY(-2px);
}

/* Instructions Grid */
.instructions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(350px, 100%), 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

/* Instruction Cards */
.instruction-card {
  background: white;
  border-radius: var(--trex-border-radius);
  box-shadow: var(--trex-card-shadow);
  overflow: hidden;
  transition: var(--trex-transition);
  border: 1px solid rgba(220, 38, 38, 0.1);
}

.instruction-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(220, 38, 38, 0.2);
}

.card-header {
  background: var(--trex-gradient);
  color: white;
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.card-icon {
  font-size: 2rem;
  opacity: 0.9;
}

.card-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0;
}

.card-content {
  padding: 2rem;
}

.card-content p {
  margin-bottom: 1.5rem;
  color: var(--trex-dark);
}

.card-content ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.card-content li {
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(220, 38, 38, 0.1);
  position: relative;
  padding-left: 2rem;
}

.card-content li:last-child {
  border-bottom: none;
}

.card-content li::before {
  content: '🦕';
  position: absolute;
  left: 0;
  color: var(--trex-secondary);
}

/* Game Scene Demo */
.game-scene {
  background: linear-gradient(to bottom, var(--trex-sky) 0%, var(--trex-light) 70%, var(--trex-ground) 100%);
  border-radius: var(--trex-border-radius);
  padding: 2rem;
  margin: 1rem 0;
  position: relative;
  min-height: 120px;
}

.scene-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--trex-primary);
  margin-bottom: 1rem;
  text-align: center;
}

.desert-scene {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  height: 60px;
  position: relative;
}

.trex-demo {
  font-size: 2rem;
  animation: trexRun 0.5s infinite alternate;
}

.obstacle-demo {
  font-size: 1.5rem;
  color: var(--trex-cactus);
}

.cloud-demo {
  position: absolute;
  top: 10px;
  font-size: 1rem;
  color: #ffffff;
  animation: cloudFloat 3s ease-in-out infinite;
}

@keyframes trexRun {
  0% { transform: translateY(0px); }
  100% { transform: translateY(-5px); }
}

@keyframes cloudFloat {
  0%, 100% { transform: translateX(-10px); }
  50% { transform: translateX(10px); }
}

/* Controls Demo */
.controls-demo {
  background: var(--trex-light);
  border-radius: var(--trex-border-radius);
  padding: 1.5rem;
  margin: 1rem 0;
}

.controls-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}

.control-card {
  background: white;
  padding: 1rem;
  border-radius: 8px;
  text-align: center;
  border: 2px solid transparent;
  transition: var(--trex-transition);
}

.control-card:hover {
  border-color: var(--trex-secondary);
  transform: translateY(-2px);
}

.control-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  display: block;
}

.control-label {
  font-weight: 600;
  color: var(--trex-primary);
  margin-bottom: 0.25rem;
}

.control-desc {
  font-size: 0.9rem;
  color: var(--trex-dark);
  opacity: 0.8;
}

/* Level System */
.level-system {
  background: var(--trex-light);
  border-radius: var(--trex-border-radius);
  padding: 1.5rem;
  margin: 1rem 0;
}

.level-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}

.level-card {
  background: white;
  padding: 1rem;
  border-radius: 8px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.level-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  transition: var(--trex-transition);
}

.level-card.beginner::before { background: var(--trex-accent); }
.level-card.intermediate::before { background: var(--trex-secondary); }
.level-card.advanced::before { background: var(--trex-primary); }

.level-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--trex-primary);
  font-family: var(--font-pixel);
  margin-bottom: 0.5rem;
}

.level-desc {
  font-size: 0.9rem;
  opacity: 0.8;
}

/* Obstacles Showcase */
.obstacles-showcase {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}

.obstacle-item {
  background: var(--trex-light);
  border-radius: var(--trex-border-radius);
  padding: 1rem;
  text-align: center;
  border: 2px solid transparent;
  transition: var(--trex-transition);
}

.obstacle-item:hover {
  border-color: var(--trex-cactus);
  background: white;
  transform: scale(1.05);
}

.obstacle-emoji {
  font-size: 2rem;
  display: block;
  margin-bottom: 0.5rem;
}

.obstacle-name {
  font-weight: 600;
  color: var(--trex-cactus);
  font-size: 0.9rem;
}

/* Tips Section */
.tips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}

.tip-card {
  background: var(--trex-light);
  border-radius: var(--trex-border-radius);
  padding: 1.5rem;
  border-left: 4px solid var(--trex-secondary);
  transition: var(--trex-transition);
}

.tip-card:hover {
  background: white;
  box-shadow: var(--trex-card-shadow);
}

.tip-title {
  font-weight: 600;
  color: var(--trex-primary);
  margin-bottom: 0.5rem;
}

.tip-description {
  font-size: 0.9rem;
  color: var(--trex-dark);
  opacity: 0.8;
}

/* Highlight Box */
.highlight-box {
  background: linear-gradient(135deg, var(--trex-hover) 0%, white 100%);
  border: 2px solid var(--trex-secondary);
  border-radius: var(--trex-border-radius);
  padding: 1.5rem;
  margin: 1.5rem 0;
  text-align: center;
  font-weight: 600;
  color: var(--trex-primary);
}

/* Scoring System */
.scoring-demo {
  background: var(--trex-dark);
  color: white;
  padding: 1.5rem;
  border-radius: var(--trex-border-radius);
  margin: 1rem 0;
}

.score-items {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}

.score-item {
  background: rgba(255, 255, 255, 0.1);
  padding: 1rem;
  border-radius: 8px;
  text-align: center;
}

.score-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--trex-secondary);
  font-family: var(--font-pixel);
}

.score-label {
  font-size: 0.9rem;
  opacity: 0.8;
  margin-top: 0.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .trex-title {
    font-size: 2.5rem;
  }
  
  .trex-subtitle {
    font-size: 1rem;
  }
  
  .instructions-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .action-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .play-btn, .back-btn {
    width: 100%;
    max-width: 300px;
    justify-content: center;
  }
  
  .controls-grid, .level-grid, .obstacles-showcase, .tips-grid, .score-items {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .content-wrapper {
    padding: 0 0.5rem;
  }
  
  .trex-header {
    padding: 1.5rem 1rem;
  }
  
  .trex-title {
    font-size: 2rem;
  }
  
  .card-header {
    padding: 1rem;
  }
  
  .card-content {
    padding: 1.5rem;
  }
  
  .controls-grid, .level-grid, .obstacles-showcase, .tips-grid, .score-items {
    grid-template-columns: 1fr;
  }
}

/* Additional breakpoint for screens under 400px */
@media (max-width: 399px) {
  .instructions-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .content-wrapper {
    max-width: 100%;
    padding: 1rem 0.5rem;
  }
  
  .instruction-card {
    margin: 0;
    padding: 1rem;
    border-radius: 12px;
  }
  
  .card-header {
    flex-direction: column;
    text-align: center;
    margin-bottom: 1rem;
  }
  
  .card-icon {
    margin: 0 0 0.5rem 0;
    font-size: 2rem;
  }
  
  .card-title {
    font-size: 1.2rem;
  }
  
  .breadcrumb {
    padding: 0.75rem 1rem;
    font-size: 0.8rem;
    margin-bottom: 1rem;
  }
  
  .action-buttons {
    margin: 1.5rem 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }
  
  .play-btn, .back-btn {
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 1rem 1.5rem;
    font-size: 1rem;
  }
  
  .trex-header {
    padding: 1.5rem 0;
  }
  
  .trex-title {
    font-size: clamp(1.5rem, 5vw, 2rem);
  }
  
  .trex-subtitle {
    font-size: clamp(0.9rem, 3vw, 1.1rem);
  }
  
  .controls-grid, .level-grid, .obstacles-showcase, .tips-grid, .score-items {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

/* Special animations */
@keyframes trexJump {
  0% { transform: translateY(0); }
  50% { transform: translateY(-30px); }
  100% { transform: translateY(0); }
}

.trex-demo:hover {
  animation: trexJump 0.6s ease-in-out;
}

@keyframes cactusShake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-2px); }
  75% { transform: translateX(2px); }
}

.obstacle-item:hover .obstacle-emoji {
  animation: cactusShake 0.5s ease-in-out;
}