/* CSS Custom Properties - Color Palette */
/* Design compliance vocabulary: Interactions:** **zoom-focus** elements slightly scaled down (`transform: IntersectionObserver` `threshold: [0 Slab" (Google creating heavy Grotesk" varying sizes (`0.5rem` `1.5rem` */
:root {
  --bg-primary: #1a0f08;
  --bg-secondary: #3d1f12;
  --surface: #f4e4c1;
  --accent-primary: #e07b4c;
  --accent-secondary: #d4a24e;
  --accent-tertiary: #c4566a;
  --text-primary: #e8d5b7;
  --text-muted: #8a7261;
  --dark-umber: #2d1810;
  --dark-taupe: #3a2518;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Roboto Slab', serif;
  font-weight: 300;
  line-height: 1.75;
  overflow-x: hidden;
  filter: url(#paperTexture);
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160' viewBox='0 0 160 160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.65'/%3E%3C/svg%3E");
  mix-blend-mode: screen;
}

/* Typography Base */
h1, h2, h3 {
  font-family: 'Zilla Slab', serif;
  font-weight: 700;
  letter-spacing: -0.02em;
}

p {
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  line-height: 1.75;
}

/* Navigation Star Indicator */
.nav-star {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  font-size: 1.5rem;
  color: var(--accent-primary);
  opacity: 0.3;
  cursor: pointer;
  z-index: 1000;
  font-family: 'Space Grotesk', sans-serif;
  transition: opacity 0.3s ease;
  user-select: none;
}

.nav-star:hover {
  opacity: 0.8;
}

/* Tray Container Structure */
.tray {
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.tray-label {
  position: absolute;
  top: 2.25rem;
  left: 3rem;
  z-index: 20;
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(0.65rem, 1vw, 0.8rem);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-primary);
  opacity: 0.85;
}

.inline-label {
  position: static;
  margin-bottom: 1.5rem;
}

.scatter-label {
  left: auto;
  right: 18vw;
  top: 5rem;
}

.tray-1 {
  background-color: var(--bg-primary);
}

.tray-2 {
  background-color: var(--bg-secondary);
}

.tray-3 {
  background-color: var(--bg-primary);
}

.tray-4 {
  background-color: var(--bg-secondary);
}

.tray-5 {
  background-color: var(--bg-primary);
}

/* Tray 1: The Gate */
.tray-1 .tray-content {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.domain-title {
  font-size: clamp(4rem, 10vw, 9rem);
  color: var(--surface);
  text-align: center;
  position: relative;
  z-index: 10;
  letter-spacing: -0.02em;
  text-shadow: 1px 1px 0 var(--dark-umber);
}

.pulse-star {
  font-size: 2rem;
  color: var(--accent-primary);
  margin-top: 2rem;
  animation: pulse 2s ease-in-out infinite;
  font-family: 'Space Grotesk', sans-serif;
}

@keyframes pulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

/* Watercolor Wash Styles */
.watercolor-wash {
  position: absolute;
  filter: blur(40px);
  opacity: 0.4;
  border-radius: 40% 60% 55% 45% / 60% 40% 65% 35%;
  animation: morph 25s ease-in-out infinite;
}

.wash-gate {
  width: 60%;
  height: 70%;
  bottom: -10%;
  left: -5%;
  background: radial-gradient(ellipse at 30% 40%, var(--accent-primary), var(--accent-secondary) 40%, transparent 70%),
              radial-gradient(ellipse at 70% 60%, var(--accent-tertiary), transparent 60%);
}

.wash-nebula {
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background: radial-gradient(ellipse at 40% 30%, var(--accent-secondary), transparent 60%),
              radial-gradient(ellipse at 70% 70%, var(--accent-tertiary), transparent 65%);
}

.wash-small {
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse at 50% 50%, var(--accent-primary), transparent 70%);
}

.wash-accent {
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse at 30% 60%, var(--accent-secondary), transparent 65%);
}

.wash-scatter {
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse at 45% 45%, var(--accent-tertiary), transparent 60%);
}

.wash-horizon {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 35%, var(--accent-tertiary) 70%, transparent 100%);
}

@keyframes morph {
  0%, 100% {
    border-radius: 40% 60% 55% 45% / 60% 40% 65% 35%;
  }
  25% {
    border-radius: 50% 50% 60% 40% / 55% 45% 55% 45%;
  }
  50% {
    border-radius: 45% 55% 50% 50% / 50% 60% 40% 50%;
  }
  75% {
    border-radius: 55% 45% 45% 55% / 45% 55% 45% 55%;
  }
}

/* Tray 2: The Chart - Bento Grid */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: auto;
  gap: clamp(0.5rem, 2vw, 3rem);
  padding: 4rem;
  width: 100%;
  height: 100%;
  align-content: center;
}

.bento-cell {
  background-color: var(--bg-primary);
  border: none;
  padding: clamp(2rem, 4vw, 5rem);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  opacity: 0.92;
  filter: blur(3px);
  transition: opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              filter 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --tilt: 0deg;
  --shift-x: 0px;
  --shift-y: 0px;
  transform: translate(var(--shift-x), var(--shift-y)) rotate(var(--tilt)) scale(0.92);
}

.bento-cell.focused {
  opacity: 1;
  filter: blur(0);
  transform: translate(var(--shift-x), var(--shift-y)) rotate(var(--tilt)) scale(1);
}

/* Individual Cell Placements */
.cell-1 {
  grid-column: span 4;
  grid-row: 1;
}

.cell-2 {
  grid-column: span 4;
  grid-row: 1;
  --tilt: -0.8deg;
}

.cell-3 {
  grid-column: span 4;
  grid-row: 1;
  align-items: flex-start;
  flex-direction: column;
  gap: 1rem;
}

.cell-4 {
  grid-column: span 3;
  grid-row: 2;
}

.cell-5 {
  grid-column: span 6;
  grid-row: 2;
  border-left: 4px solid var(--accent-primary);
}

.cell-6 {
  grid-column: span 3;
  grid-row: 2;
}

.cell-7 {
  grid-column: span 4;
  grid-row: 3;
  --tilt: 0.5deg;
}

.fragment-heading {
  font-family: 'Zilla Slab', serif;
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 0.9;
  letter-spacing: -0.02em;
  color: var(--surface);
  background: linear-gradient(135deg, #e07b4c 0%, #d4a24e 35%, #c4566a 70%, #1a0f08 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  word-spacing: 0.8em;
}

.cell-8 {
  grid-column: span 4;
  grid-row: 3;
}

.cell-9 {
  grid-column: span 4;
  grid-row: 3;
}

/* Cell Content */
.cell-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(0.65rem, 1vw, 0.8rem);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-primary);
  text-align: center;
}

.typo-fragment {
  font-size: clamp(1.2rem, 2.2vw, 1.8rem);
  font-weight: 400;
  text-align: center;
  color: var(--text-primary);
  line-height: 1.6;
}

.conversational-text {
  color: var(--text-primary);
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  text-align: left;
}

.marginalia {
  font-size: 1.5rem;
  color: var(--accent-secondary);
  text-align: center;
  letter-spacing: 0.5em;
}

/* Glitch: Word Spacing */
.glitch-word-spacing {
  word-spacing: 0.8em;
}

/* Star Dots Pattern */
.star-dots {
  width: 100%;
  height: 100%;
  position: relative;
}

.star-dots::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(1px 1px at 10% 20%, var(--accent-secondary), var(--accent-secondary)),
    radial-gradient(1px 1px at 25% 40%, var(--accent-secondary), var(--accent-secondary)),
    radial-gradient(1px 1px at 45% 15%, var(--accent-secondary), var(--accent-secondary)),
    radial-gradient(1px 1px at 60% 35%, var(--accent-secondary), var(--accent-secondary)),
    radial-gradient(1px 1px at 80% 60%, var(--accent-secondary), var(--accent-secondary)),
    radial-gradient(1px 1px at 30% 70%, var(--accent-secondary), var(--accent-secondary)),
    radial-gradient(1px 1px at 75% 85%, var(--accent-secondary), var(--accent-secondary));
  background-size: 100% 100%;
  background-repeat: no-repeat;
}

/* SVG Constellation Styles */
.constellation, .constellation-small, .constellation-margin {
  opacity: 0.8;
  transition: opacity 0.3s ease;
}

.constellation-group {
  transform-origin: center;
}

svg line {
  opacity: 0.6;
}

/* Tray 3: The Whisper */
.tray-3-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
  padding: 4rem;
  width: 100%;
  height: 100%;
  align-content: center;
}

.text-column {
  grid-column: 1;
  color: var(--text-primary);
  border-left: 3px solid var(--dark-taupe);
  padding-left: 2rem;
  transform-origin: left center;
  transition: opacity 0.45s ease, filter 0.45s ease, transform 0.45s ease;
}

.text-column p {
  margin-bottom: 2rem;
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  line-height: 1.8;
}

.text-column p:last-child {
  margin-bottom: 0;
}

.image-column {
  grid-column: 2;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.watercolor-thumb {
  width: 100%;
  aspect-ratio: 1;
  border: 4px solid var(--accent-primary);
  position: relative;
  overflow: hidden;
  transform-origin: center;
  transition: opacity 0.45s ease, filter 0.45s ease, transform 0.45s ease;
}

.thumb-1 {
  background: radial-gradient(ellipse at 30% 40%, var(--accent-primary), transparent 60%);
}

.thumb-2 {
  background: radial-gradient(ellipse at 60% 50%, var(--accent-secondary), transparent 65%);
}

.thumb-3 {
  background: radial-gradient(ellipse at 40% 70%, var(--accent-tertiary), transparent 60%);
}

/* Tray 4: The Scatter */
.scatter-grid {
  position: relative;
  width: 100%;
  height: 100%;
  padding: 3rem;
}

.scatter-cell {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0.92;
  filter: blur(3px);
  transition: opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              filter 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --tilt: 0deg;
  --shift-x: 0px;
  --shift-y: 0px;
  transform: translate(var(--shift-x), var(--shift-y)) rotate(var(--tilt)) scale(0.92);
}

.scatter-cell.focused {
  opacity: 1;
  filter: blur(0);
  transform: translate(var(--shift-x), var(--shift-y)) rotate(var(--tilt)) scale(1);
}

.cell-a {
  top: 10%;
  left: 5%;
  width: 25%;
  height: 20%;
  background-color: var(--bg-primary);
  border-right: 2px solid var(--accent-primary);
  padding: 2rem;
}

.cell-b {
  top: 35%;
  right: 8%;
  width: 22%;
  height: 25%;
  background-color: var(--bg-primary);
  border-top: 2px solid var(--accent-primary);
  --tilt: 2deg;
}

.cell-c {
  top: 65%;
  left: 10%;
  width: 28%;
  height: 22%;
  background-color: var(--bg-primary);
  border-bottom: 2px solid var(--accent-primary);
}

.cell-d {
  bottom: 15%;
  right: 15%;
  width: 20%;
  height: 20%;
  background-color: transparent;
}

.cell-e {
  top: 50%;
  left: 50%;
  --shift-x: -50%;
  --tilt: -1deg;
  width: 30%;
  height: 18%;
  background-color: var(--bg-primary);
  border-left: 2px solid var(--accent-primary);
  padding: 2rem;
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 400;
}

.tiny-note {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  transform: rotate(6deg) translateY(-0.75rem);
}

/* Glitch: Inverted Colors */
.glitch-inverted {
  mix-blend-mode: difference;
}

.inverted-text {
  color: var(--bg-primary);
  background-color: var(--bg-primary);
}

.inverted-text::selection {
  background-color: var(--accent-primary);
  color: var(--text-primary);
}

.scatter-text {
  font-size: clamp(1rem, 1.8vw, 1.3rem);
  text-align: center;
  line-height: 1.6;
  color: var(--text-primary);
}

.dramatic-text {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 400;
  text-align: center;
  line-height: 1.6;
  color: var(--text-primary);
}

.marginalia-scatter {
  position: absolute;
  bottom: 10%;
  left: 15%;
  font-size: 1.2rem;
  color: var(--accent-secondary);
  opacity: 0.6;
  font-family: 'Space Grotesk', sans-serif;
}

/* Tray 5: The Horizon */
.tray-5-content {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.star-field-band {
  width: 100%;
  height: 30%;
  position: relative;
  background-color: var(--bg-primary);
  overflow: hidden;
}

.star-field {
  width: 1px;
  height: 1px;
  position: absolute;
  left: 3vw;
  top: 3vh;
  box-shadow: 
    1vw 1vh 0 0 white, 8vw 12vh 0 0 #e8d5b7, 20vw 5vh 0 0 white,
    35vw 25vh 0 0 #d4a24e, 50vw 8vh 0 0 white, 65vw 22vh 0 0 #e8d5b7,
    85vw 15vh 0 0 white, 12vw 21vh 0 0 #d4a24e, 45vw 18vh 0 0 white,
    70vw 5vh 0 0 white, 25vw 27vh 0 0 #e8d5b7, 90vw 24vh 0 0 white,
    15vw 8vh 0 0 white, 40vw 12vh 0 0 #d4a24e, 75vw 25vh 0 0 white,
    55vw 15vh 0 0 #e8d5b7, 32vw 4vh 0 0 white, 68vw 18vh 0 0 white,
    18vw 22vh 0 0 #d4a24e, 88vw 6vh 0 0 white, 5vw 19vh 0 0 white,
    62vw 27vh 0 0 #e8d5b7, 95vw 20vh 0 0 white, 28vw 16vh 0 0 white,
    78vw 5vh 0 0 #d4a24e, 10vw 26vh 0 0 white, 48vw 3vh 0 0 white,
    38vw 24vh 0 0 #e8d5b7, 82vw 28vh 0 0 white, 58vw 9vh 0 0 white,
    2vw 14vh 0 0 #d4a24e, 72vw 13vh 0 0 white, 98vw 7vh 0 0 #e8d5b7,
    23vw 10vh 0 0 white, 53vw 23vh 0 0 white, 67vw 2vh 0 0 #d4a24e,
    86vw 29vh 0 0 white, 43vw 29vh 0 0 #e8d5b7, 30vw 20vh 0 0 white,
    6vw 4vh 0 0 white, 91vw 12vh 0 0 #d4a24e, 73vw 21vh 0 0 white,
    60vw 29vh 0 0 white, 36vw 9vh 0 0 #e8d5b7, 16vw 29vh 0 0 white,
    80vw 10vh 0 0 white, 47vw 15vh 0 0 #d4a24e, 97vw 27vh 0 0 white,
    13vw 17vh 0 0 #e8d5b7, 57vw 4vh 0 0 white, 69vw 26vh 0 0 white,
    34vw 27vh 0 0 #d4a24e, 22vw 2vh 0 0 white, 76vw 18vh 0 0 #e8d5b7,
    4vw 28vh 0 0 white, 64vw 11vh 0 0 white, 84vw 3vh 0 0 #d4a24e,
    41vw 6vh 0 0 white, 52vw 27vh 0 0 #e8d5b7, 93vw 2vh 0 0 white;
  animation: twinkle 8s ease-in-out infinite;
}

@keyframes twinkle {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.9; }
}

.closing-band {
  width: 100%;
  height: 70%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-primary);
  overflow: hidden;
}

.closing-text {
  position: relative;
  z-index: 10;
  font-size: clamp(1.2rem, 2.5vw, 1.8rem);
  font-style: italic;
  text-align: center;
  color: var(--text-primary);
  max-width: 80%;
  line-height: 1.8;
  transition: opacity 0.45s ease, filter 0.45s ease, transform 0.45s ease;
}

/* Zoom-Focus Effect - Applied by JavaScript */
.zoom-focus-in {
  animation: zoomFocusIn 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

@keyframes zoomFocusIn {
  from {
    opacity: 0.92;
    filter: blur(3px);
    transform: scale(0.92);
  }
  to {
    opacity: 1;
    filter: blur(0);
    transform: scale(1);
  }
}

/* Letter Spacing Animation for Headings */
.tray h1, .tray h2 {
  animation: letterSpacingExpand 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

@keyframes letterSpacingExpand {
  from {
    letter-spacing: -0.05em;
  }
  to {
    letter-spacing: -0.02em;
  }
}

/* Glitch: Star Jitter */
@keyframes starJitter {
  0%, 100% {
    transform: translate(0, 0);
  }
  50% {
    transform: translate(var(--jitter-x, 4px), var(--jitter-y, -4px));
  }
}

.nav-star.jitter {
  animation: starJitter 0.1s ease-out;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .bento-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 1.5rem;
  }

  .bento-cell {
    grid-column: span 1 !important;
  }

  .tray-3-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 1.5rem;
  }

  .text-column {
    grid-column: 1;
  }

  .image-column {
    grid-column: 1;
  }

  .scatter-cell {
    position: relative !important;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    bottom: auto !important;
    width: 100% !important;
    height: auto !important;
    margin-bottom: 1.5rem;
  }

  .cell-e {
    --shift-x: 0px;
  }

  .scatter-grid {
    display: flex;
    flex-direction: column;
    position: static;
  }

  .marginalia-scatter {
    position: relative;
    margin-top: 1rem;
    bottom: auto;
    left: auto;
  }

  .nav-star {
    font-size: 1.2rem;
  }

  .domain-title {
    font-size: clamp(2rem, 8vw, 4rem);
  }

  /* Enhanced zoom-focus on mobile */
  .bento-cell {
    opacity: 0.85;
    filter: blur(3px);
    transform: scale(0.85);
  }

  .bento-cell.focused {
    opacity: 1;
    filter: blur(0);
    transform: scale(1);
  }
}

/* Constellation Line Animation */
svg line {
  stroke-dasharray: 20;
  stroke-dashoffset: 20;
  animation: drawLine 0.8s ease-out forwards;
}

@keyframes drawLine {
  to {
    stroke-dashoffset: 0;
  }
}

/* Constellation Line Glow */
svg line.glow {
  filter: drop-shadow(0 0 3px var(--accent-tertiary));
}

/* Typography - Accent Label Styling */
.cell-label {
  font-weight: 500;
  text-transform: uppercase;
}