/* Reset and Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  cursor: none; /* Hide default cursor to enable custom smooth-lerp cursor */
}

:root {
  --color-bg: #0a0a0c;
  --color-card-bg: rgba(18, 18, 22, 0.65);
  --color-border: rgba(255, 255, 255, 0.08);
  --color-accent: #fcd34d; /* Butter Gold */
  --color-text-main: #f3f4f6;
  --color-text-muted: #9ca3af;
  --font-display: 'Outfit', sans-serif;
  --font-serif: 'Playfair Display', serif;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text-main);
  font-family: var(--font-display);
  overflow-x: hidden;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Custom Interactive Cursor */
.custom-cursor {
  width: 32px;
  height: 32px;
  border: 1px solid var(--color-accent);
  border-radius: 50%;
  position: fixed;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 9999;
  transition: width 0.3s ease, height 0.3s ease, background-color 0.3s ease, border-color 0.3s ease;
}

.custom-cursor-dot {
  width: 6px;
  height: 6px;
  background-color: var(--color-accent);
  border-radius: 50%;
  position: fixed;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 10000;
}

/* Hover States for Interactive Elements */
.custom-cursor.hovering {
  width: 55px;
  height: 55px;
  background-color: rgba(252, 211, 77, 0.15);
  border-color: #ffffff;
}

/* Preloader */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: var(--color-bg);
  z-index: 1000;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: opacity 1s cubic-bezier(0.85, 0, 0.15, 1), visibility 1s;
}

.preloader.fade-out {
  opacity: 0;
  visibility: hidden;
}

.preloader-content {
  text-align: center;
  width: 300px;
}

.logo-wrapper {
  margin-bottom: 2rem;
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 3.5rem;
  letter-spacing: 0.5rem;
  color: #ffffff;
  background: linear-gradient(135deg, #ffffff 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: logoPulse 2s infinite ease-in-out;
}

.logo-subtext {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 0.3rem;
  color: var(--color-text-muted);
  margin-top: 0.2rem;
}

.progress-bar-container {
  width: 100%;
  height: 2px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 1px;
  overflow: hidden;
  margin-bottom: 1rem;
}

.progress-bar {
  width: 0%;
  height: 100%;
  background-color: var(--color-accent);
  box-shadow: 0 0 10px var(--color-accent);
  transition: width 0.1s ease-out;
}

.loading-status {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15rem;
  color: var(--color-text-muted);
}

@keyframes logoPulse {
  0%, 100% { transform: scale(1); filter: brightness(1); }
  50% { transform: scale(1.03); filter: brightness(1.2); }
}

/* Background Canvas Layer */
.canvas-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #000;
}

#animation-canvas {
  max-width: 100%;
  max-height: 100%;
  transition: filter 0.5s ease, transform 0.1s ease-out;
}

/* Cinematic Effects Over Canvas */
.vignette-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  background: radial-gradient(circle, transparent 35%, rgba(0, 0, 0, 0.85) 90%);
}

.grid-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  background-size: 40px 40px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
}

/* Scroll Helper Indicator */
.scroll-helper {
  position: fixed;
  bottom: 120px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  opacity: 0.8;
  pointer-events: none;
  transition: opacity 0.5s ease;
}

.scroll-helper.fade-out {
  opacity: 0;
}

.mouse-icon {
  width: 22px;
  height: 38px;
  border: 2px solid var(--color-text-muted);
  border-radius: 12px;
  position: relative;
}

.mouse-wheel {
  width: 4px;
  height: 8px;
  background-color: var(--color-accent);
  border-radius: 2px;
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollWheel 1.5s infinite ease-in-out;
}

.scroll-helper span {
  font-size: 0.7rem;
  letter-spacing: 0.2rem;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

@keyframes scrollWheel {
  0% { transform: translate(-50%, 0); opacity: 0; }
  30% { opacity: 1; }
  100% { transform: translate(-50%, 14px); opacity: 0; }
}

/* Glassmorphism Panels */
.glass-panel {
  background: var(--color-card-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--color-border);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  border-radius: 12px;
}

/* Audio HUD Panel (Top-Right) */
.hud-audio-panel {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 100;
  padding: 8px;
}

.hud-btn {
  background: transparent;
  border: none;
  color: var(--color-text-main);
  padding: 8px 16px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1rem;
  transition: all 0.3s ease;
}

.hud-btn svg {
  fill: currentColor;
  transition: transform 0.3s ease;
}

.hud-btn:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-accent);
}

.hud-btn.active {
  background: rgba(252, 211, 77, 0.15);
  color: var(--color-accent);
  border-color: rgba(252, 211, 77, 0.3);
}

.hud-btn.active svg {
  transform: scale(1.1);
  filter: drop-shadow(0 0 5px var(--color-accent));
}

/* Main Scrollable Narrative Container */
#narrative-container {
  position: relative;
  width: 100%;
  z-index: 5;
  pointer-events: none; /* Let clicks pass to canvas/HUD when needed */
}

.scroll-section {
  height: 100vh;
  width: 100%;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  padding: 0 8%;
  box-sizing: border-box;
}

.empty-section {
  height: 80vh;
}

/* Narrative Story Cards */
.story-card {
  max-width: 480px;
  padding: 2.5rem;
  pointer-events: auto; /* Active clicking inside cards */
  transform: translateY(60px);
  opacity: 0;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.8s ease;
  position: relative;
  overflow: hidden;
}

.story-card.visible {
  transform: translateY(0);
  opacity: 1;
}

.card-badge {
  display: inline-block;
  font-size: 0.65rem;
  letter-spacing: 0.2rem;
  color: var(--color-accent);
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.story-card h2 {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.2;
  color: #ffffff;
}

.story-card p {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-muted);
}

.card-glow {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  background: radial-gradient(circle at 10% 20%, rgba(252, 211, 77, 0.04) 0%, transparent 50%);
}

/* Master Floating HUD controls (Bottom) */
.hud-main-control {
  position: fixed;
  bottom: 24px;
  left: 24px;
  right: 24px;
  z-index: 100;
  display: grid;
  grid-template-columns: 200px 1fr auto auto;
  align-items: center;
  gap: 2rem;
  padding: 1.25rem 2rem;
  border-radius: 16px;
  pointer-events: auto;
}

/* HUD Info Panel (Left) */
.hud-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
  border-right: 1px solid var(--color-border);
  padding-right: 1.5rem;
}

.logo-hud {
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.15rem;
  color: #ffffff;
}

.info-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.65rem;
  color: var(--color-text-muted);
  letter-spacing: 0.05rem;
}

.hud-value {
  color: var(--color-accent);
  font-weight: 600;
}

/* HUD Slider / Scrubber (Center) */
.hud-scrubber-controls {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hud-row {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.slider-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1rem;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.circle-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-border);
  flex-shrink: 0;
}

.circle-btn:hover {
  background: var(--color-accent);
  color: #000000;
  border-color: var(--color-accent);
  box-shadow: 0 0 10px rgba(252, 211, 77, 0.4);
}

.hud-slider {
  width: 100%;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.hud-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 6px var(--color-accent);
  cursor: pointer;
  transition: transform 0.1s ease;
}

.hud-slider::-webkit-slider-thumb:hover {
  transform: scale(1.3);
}

/* Visual Filters Section */
.hud-filters {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.hud-label {
  font-size: 0.6rem;
  letter-spacing: 0.15rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
}

.filter-buttons {
  display: flex;
  gap: 0.4rem;
}

.filter-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  padding: 6px 12px;
  border-radius: 6px;
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.05rem;
  transition: all 0.3s ease;
}

.filter-btn:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.06);
}

.filter-btn.active {
  background: var(--color-accent);
  color: #000000;
  border-color: var(--color-accent);
  box-shadow: 0 0 8px rgba(252, 211, 77, 0.3);
}

/* HUD Zoom controls */
.hud-zoom {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-left: 1.5rem;
  border-left: 1px solid var(--color-border);
  width: 120px;
}

.zoom-slider {
  width: 100%;
}

/* Cinematic CSS Film Filters (Applied via JS) */
.canvas-normal {
  filter: none;
}

.canvas-vintage {
  filter: sepia(0.65) contrast(1.1) brightness(0.9) saturate(1.1) hue-rotate(-10deg);
}

.canvas-neon {
  filter: saturate(1.8) contrast(1.2) brightness(1.05) drop-shadow(0 0 8px rgba(252, 211, 77, 0.4));
}

.canvas-grayscale {
  filter: grayscale(1) contrast(1.2) brightness(0.9);
}

.canvas-futuristic {
  filter: invert(0.9) hue-rotate(180deg) saturate(1.5) contrast(1.2);
}

/* Responsive Scaling for HUD and Layout */
@media (max-width: 1100px) {
  .hud-main-control {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }
  
  .hud-info {
    border-right: none;
    padding-right: 0;
  }
  
  .hud-zoom {
    border-left: none;
    padding-left: 0;
    grid-column: span 2;
    width: 100%;
  }
}

@media (max-width: 768px) {
  .hud-main-control {
    grid-template-columns: 1fr;
    bottom: 12px;
    left: 12px;
    right: 12px;
    padding: 1rem;
    gap: 1rem;
  }
  
  .hud-zoom {
    grid-column: span 1;
  }
  
  .filter-buttons {
    flex-wrap: wrap;
  }
  
  .scroll-section {
    padding: 0 4%;
  }
  
  .story-card {
    padding: 1.5rem;
  }
  
  .story-card h2 {
    font-size: 1.8rem;
  }
}