/**
 * The Island - Myst-Style SVG Adventure
 * Styles & Animations
 */

/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
  --bg-dark: #0a0a12;
  --bg-mid: #1a1a2e;
  --bg-light: #2a2a3e;
  --text-primary: #d4c4a8;
  --text-secondary: #8b8b9b;
  --text-highlight: #ffd700;
  --accent-blue: #4a7a9a;
  --accent-teal: #2a5a5a;
  --border-color: #3a3a4a;
  --shadow-color: rgba(0, 0, 0, 0.5);
  --transition-fast: 0.2s ease;
  --transition-medium: 0.4s ease;
  --transition-slow: 0.8s ease;
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  overflow: hidden;
}

body {
  font-family: 'Georgia', 'Times New Roman', serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
}

/* ============================================
   GAME CONTAINER
   ============================================ */
.game-wrapper {
  display: flex;
  flex-direction: column;
  height: 100vh;
  max-width: 1400px;
  margin: 0 auto;
  background: var(--bg-dark);
}

/* ============================================
   HEADER
   ============================================ */
.game-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1.5rem;
  background: linear-gradient(180deg, var(--bg-mid) 0%, var(--bg-dark) 100%);
  border-bottom: 1px solid var(--border-color);
}

.game-title {
  font-size: 1.5rem;
  font-weight: normal;
  letter-spacing: 0.2em;
  color: var(--text-highlight);
  text-shadow: 0 0 10px rgba(255, 215, 0, 0.3);
}

.location-name {
  font-size: 1rem;
  color: var(--text-secondary);
  font-style: italic;
}

.menu-buttons {
  display: flex;
  gap: 0.5rem;
}

.menu-btn {
  padding: 0.4rem 0.8rem;
  font-family: inherit;
  font-size: 0.8rem;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.menu-btn:hover {
  color: var(--text-primary);
  border-color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

/* ============================================
   MAIN GAME AREA
   ============================================ */
.game-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

/* ============================================
   SCENE CONTAINER
   ============================================ */
#scene-container {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: var(--bg-dark);
  overflow: hidden;
}

.scene-svg {
  width: 100%;
  height: 100%;
  max-height: calc(100vh - 200px);
  object-fit: contain;
}

/* Scene transitions */
#scene-container.scene-exit {
  animation: sceneExit 0.3s ease forwards;
}

#scene-container.scene-enter {
  animation: sceneEnter 0.5s ease forwards;
}

@keyframes sceneExit {
  from { opacity: 1; transform: scale(1); }
  to { opacity: 0; transform: scale(0.98); }
}

@keyframes sceneEnter {
  from { opacity: 0; transform: scale(1.02); }
  to { opacity: 1; transform: scale(1); }
}

/* ============================================
   INTERACTIVE ELEMENTS
   ============================================ */
.hotspot {
  cursor: pointer;
  transition: opacity var(--transition-fast);
}

.hotspot:hover {
  opacity: 0.8;
}

[data-action] {
  cursor: pointer;
  transition: filter var(--transition-fast);
}

[data-action]:hover {
  filter: brightness(1.2) drop-shadow(0 0 4px rgba(255, 255, 255, 0.3));
}

.interactive-item {
  cursor: pointer;
  transition: filter var(--transition-fast);
}

.interactive-item:hover {
  filter: brightness(1.4) drop-shadow(0 0 8px rgba(255, 215, 0, 0.6));
}

.interactive-item.collected {
  animation: collectItem 0.5s ease forwards;
}

@keyframes collectItem {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3) translateY(-20px); opacity: 0.8; }
  100% { transform: scale(0) translateY(-40px); opacity: 0; }
}

/* Standing stones hover effect */
.standing-stone {
  cursor: pointer;
  transition: filter var(--transition-fast);
}

.standing-stone:hover {
  filter: brightness(1.3);
}

/* Gear slots */
.gear-slot {
  cursor: pointer;
  transition: filter var(--transition-fast);
}

.gear-slot:hover {
  filter: brightness(1.4) drop-shadow(0 0 6px rgba(255, 215, 0, 0.5));
}

.gear-slot.filled {
  cursor: default;
}

.gear-slot.filled:hover {
  filter: none;
}

/* ============================================
   NAVIGATION
   ============================================ */
.navigation {
  position: absolute;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.5rem;
  padding: 0.5rem;
  background: rgba(10, 10, 18, 0.8);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  backdrop-filter: blur(10px);
}

.nav-btn {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.nav-btn:hover:not(.hidden):not(.locked) {
  color: var(--text-highlight);
  border-color: var(--text-highlight);
  background: rgba(255, 215, 0, 0.1);
  transform: scale(1.05);
}

.nav-btn.hidden {
  opacity: 0.2;
  pointer-events: none;
}

.nav-btn.locked {
  color: #8b4513;
  border-color: #8b4513;
  cursor: not-allowed;
}

.nav-btn.locked::after {
  content: '🔒';
  position: absolute;
  font-size: 0.7rem;
  bottom: 2px;
  right: 2px;
}

/* ============================================
   MESSAGE BOX
   ============================================ */
#game-message {
  position: absolute;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%);
  max-width: 600px;
  padding: 1rem 1.5rem;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-primary);
  background: rgba(10, 10, 18, 0.95);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  backdrop-filter: blur(10px);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-medium);
  text-align: center;
  box-shadow: 0 4px 20px var(--shadow-color);
}

#game-message.visible {
  opacity: 1;
  visibility: visible;
}

/* ============================================
   INVENTORY
   ============================================ */
.inventory-panel {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1.5rem;
  background: linear-gradient(0deg, var(--bg-mid) 0%, var(--bg-dark) 100%);
  border-top: 1px solid var(--border-color);
}

.inventory-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

#inventory-items {
  display: flex;
  gap: 0.5rem;
  flex: 1;
  min-height: 50px;
  padding: 0.25rem;
}

.inventory-item {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-light);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition-fast);
  animation: itemAppear 0.3s ease;
}

.inventory-item:hover {
  border-color: var(--text-highlight);
  background: var(--bg-mid);
  box-shadow: 0 0 12px rgba(255, 215, 0, 0.3);
}

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

@keyframes itemAppear {
  from { transform: scale(0) rotate(-180deg); opacity: 0; }
  to { transform: scale(1) rotate(0); opacity: 1; }
}

/* ============================================
   PUZZLE OVERLAY
   ============================================ */
.puzzle-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.9);
  z-index: 1000;
  animation: overlayFadeIn 0.3s ease;
}

@keyframes overlayFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.puzzle-container {
  max-width: 500px;
  padding: 2rem;
  background: var(--bg-mid);
  border: 2px solid var(--border-color);
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 10px 40px var(--shadow-color);
}

.puzzle-container h2 {
  margin-bottom: 1rem;
  font-weight: normal;
  color: var(--text-highlight);
  letter-spacing: 0.1em;
}

.puzzle-container p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

.mirror-puzzle-svg {
  width: 100%;
  max-width: 400px;
  height: auto;
  margin: 1rem 0;
  background: var(--bg-dark);
  border-radius: 8px;
}

.mirror-puzzle-svg .mirror {
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mirror-puzzle-svg .mirror:hover {
  filter: brightness(1.3);
}

.mirror-puzzle-svg .mirror-hit {
  fill: transparent;
}

.mirror-puzzle-svg .target.hit {
  animation: targetHit 0.5s ease;
}

@keyframes targetHit {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(2); }
}

.puzzle-hint {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-style: italic;
}

.puzzle-close {
  margin-top: 1rem;
  padding: 0.6rem 1.5rem;
  font-family: inherit;
  font-size: 1rem;
  color: var(--text-primary);
  background: var(--bg-light);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.puzzle-close:hover {
  border-color: var(--text-highlight);
  background: rgba(255, 215, 0, 0.1);
}

/* ============================================
   SVG ANIMATIONS
   ============================================ */
.waves path {
  animation: waveMotion 4s ease-in-out infinite;
}

.fireflies circle {
  animation: fireflyFloat 3s ease-in-out infinite;
}

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

.light-rays line {
  animation: rayPulse 3s ease-in-out infinite;
}

@keyframes rayPulse {
  0%, 100% { opacity: 0.2; }
  50% { opacity: 0.4; }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .game-header {
    flex-direction: column;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
  }
  
  .game-title {
    font-size: 1.2rem;
  }
  
  .navigation {
    bottom: 0.5rem;
  }
  
  .nav-btn {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
  }
  
  #game-message {
    max-width: 90%;
    bottom: 80px;
    font-size: 0.9rem;
    padding: 0.75rem 1rem;
  }
  
  .inventory-panel {
    padding: 0.5rem 1rem;
  }
  
  .inventory-item {
    width: 40px;
    height: 40px;
  }
  
  .item-icon {
    font-size: 1.2rem;
  }
}

@media (max-width: 480px) {
  .game-title {
    font-size: 1rem;
    letter-spacing: 0.1em;
  }
  
  .menu-buttons {
    gap: 0.25rem;
  }
  
  .menu-btn {
    padding: 0.3rem 0.5rem;
    font-size: 0.7rem;
  }
}

/* ============================================
   SCROLLBAR STYLING
   ============================================ */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

/* ============================================
   INTRO ANIMATION
   ============================================ */
.game-wrapper.intro #scene-container {
  animation: introFade 2s ease forwards;
}

@keyframes introFade {
  0% { opacity: 0; filter: blur(10px); }
  100% { opacity: 1; filter: blur(0); }
}