/* Tufte-Inspired Academic CSS for DeafSpace Specification */

:root {
  --paper-bg: #fffff8; /* Cream paper */
  --text-dark: #111111;
  --text-muted: #555555;
  --border-hairline: #333333;
  --border-light: #d3d3d3;
  
  --font-serif: 'Lora', serif;
  --font-mono: 'Share Tech Mono', monospace;
  
  /* Tint Colors for Academic Diagrams */
  --tint-red-bg: #fff0f0;
  --tint-red-border: #ff3b30;
  --tint-blue-bg: #f0f7ff;
  --tint-blue-border: #007aff;
  --tint-green-bg: #f2fbf2;
  --tint-green-border: #34c759;
  --tint-purple-bg: #f9f0ff;
  --tint-purple-border: #8a2be2;
}

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

body {
  margin: 0;
  padding: 0;
  background-color: var(--paper-bg);
  color: var(--text-dark);
  font-family: var(--font-serif);
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.academic-container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 60px 40px;
}

.academic-header {
  border-bottom: 1px solid var(--border-hairline);
  padding-bottom: 25px;
  margin-bottom: 40px;
}

.nav-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.nav-link {
  color: var(--text-dark);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.nav-link:hover {
  border-bottom: 1px solid var(--text-dark);
}

.pub-number {
  color: var(--text-muted);
}

.academic-title {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 10px;
}

.author-info {
  font-size: 0.9rem;
  font-style: italic;
  color: var(--text-muted);
}

/* Layout Panels & Buttons */
.layout-panel {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
}

.tufte-btn {
  background: var(--paper-bg);
  border: 1px solid var(--border-hairline);
  color: var(--text-dark);
  padding: 8px 16px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.tufte-btn:hover {
  background: var(--text-dark);
  color: var(--paper-bg);
}

.tufte-btn.active {
  background: var(--text-dark);
  color: var(--paper-bg);
}

/* Two-column layout grid */
.academic-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  transition: grid-template-columns 0.4s ease;
  width: 100%;
  min-width: 0;
}

@media (min-width: 1000px) {
  .academic-content {
    grid-template-columns: 2.2fr 1fr; /* Main text takes ~70%, margin takes ~30% */
  }

  .academic-content.hide-sidenotes {
    grid-template-columns: 1fr 0fr;
  }
  
  .academic-content.hide-sidenotes .sidenotes-column {
    display: none;
  }
  
  .academic-content.hide-sidenotes .text-body {
    grid-column: 1 / -1;
    max-width: 800px;
    margin: 0 auto;
  }
}

.text-body {
  max-width: 680px;
  width: 100%;
  min-width: 0;
}

.text-body h2 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-top: 2rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 6px;
}

.text-body p {
  margin-bottom: 1.5rem;
  text-align: justify;
}

.text-body ul, .text-body ol {
  margin-bottom: 1.5rem;
  padding-left: 20px;
}

.text-body li {
  margin-bottom: 0.5rem;
}

/* Side/Margin Notes column */
.sidenotes-column {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.sidenote {
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text-muted);
  border-left: 2px solid var(--border-hairline);
  padding-left: 12px;
  position: relative;
}

.sidenote-number {
  font-family: var(--font-mono);
  font-weight: bold;
  color: var(--text-dark);
  display: block;
  margin-bottom: 4px;
}

/* Critique items */
.critique-section {
  margin-top: 30px;
}

.critique-block {
  margin-bottom: 30px;
  border: 1px solid var(--border-hairline);
  padding: 20px;
  background-color: #fff;
}

.critique-title {
  font-family: var(--font-serif);
  font-weight: bold;
  font-size: 1.2rem;
  margin-bottom: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.critique-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  border: 1px solid var(--border-hairline);
  padding: 2px 6px;
  text-transform: uppercase;
}

.critique-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 15px;
}

@media (min-width: 768px) {
  .critique-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.critique-box {
  padding: 12px;
  font-size: 0.9rem;
  border: 1px solid var(--border-light);
}

.critique-box strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.critique-box.barrier {
  background-color: var(--tint-red-bg);
  border-left: 3px solid var(--tint-red-border);
}

.critique-box.barrier strong {
  color: #a00;
}

.critique-box.solution {
  background-color: var(--tint-blue-bg);
  border-left: 3px solid var(--tint-blue-border);
}

.critique-box.solution strong {
  color: #0056b3;
}

/* Interactive Elements (Tufte academic layout) */
.tufte-interactive {
  margin: 30px 0;
  border: 1px solid var(--border-hairline);
  padding: 20px;
  background-color: #fff;
}

.tufte-interactive h4 {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--border-hairline);
  padding-bottom: 6px;
}

/* Map Grid */
.layout-diagram {
  width: 100%;
  height: 350px;
  background-color: #fff;
  border: 1px solid var(--border-light);
  margin-top: 15px;
  position: relative;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.studio-map {
  width: 100%;
  height: 100%;
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  grid-template-rows: repeat(6, 1fr);
  gap: 2px;
  padding: 10px;
  background-color: #f7f7f7;
  min-width: 600px; /* Forces minimum width so layout details remain legible while scrollable on mobile */
}

.grid-cell {
  background: #fff;
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  text-align: center;
  padding: 2px;
  transition: all 0.3s ease;
}

.cell-wall {
  background: #e0e0e0;
  color: #444;
}

.cell-equipment {
  background: var(--tint-red-bg);
  border-color: var(--tint-red-border);
  color: #c00;
}

.cell-user {
  background: var(--tint-blue-bg);
  border-color: var(--tint-blue-border);
  color: #0056b3;
  font-weight: bold;
}

.cell-collab {
  background: var(--tint-purple-bg);
  border-color: var(--tint-purple-border);
  color: #6600cc;
}

.cell-clear {
  background: var(--tint-green-bg);
  border-color: var(--tint-green-border);
  color: #006600;
}

/* Visual Contrast views */
.contrast-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 15px;
}

@media (min-width: 768px) {
  .contrast-split {
    grid-template-columns: 1fr 1fr;
  }
}

.contrast-view {
  border: 1px solid var(--border-light);
  padding: 15px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 220px;
  background-color: #fcfcfc;
  transition: all 0.3s ease;
}

.view-old-light {
  background-color: #1a1a1a;
  color: #888;
  border-color: #333;
}

.view-old-light h5 {
  color: #ffcc00;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  margin-bottom: 5px;
}

.view-new-light {
  background-color: var(--tint-blue-bg);
  color: var(--text-dark);
}

.view-new-light h5 {
  color: #0056b3;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  margin-bottom: 5px;
}

.signer-mockup {
  border: 1px dashed var(--border-light);
  height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-style: italic;
}

.view-old-light .signer-mockup {
  background: #000;
  border-color: #444;
  color: #555;
}

.view-new-light .signer-mockup {
  background: #fff;
  border-color: var(--tint-blue-border);
  color: var(--text-dark);
  font-weight: bold;
}

.view-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 10px;
}

.view-old-light .view-desc {
  color: #666;
}

/* LED Matrix Visualizer */
.visualizer-panel {
  background-color: #f9f9f9;
  border: 1px solid var(--border-light);
  padding: 20px;
  margin-top: 15px;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.led-matrix-container {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: repeat(6, 1fr);
  gap: 6px;
  margin: 15px 0;
  padding: 15px;
  background: #222;
  border: 1px solid var(--border-hairline);
  border-radius: 6px;
  width: 100%;
  max-width: 450px;
  min-width: 320px; /* Ensures LED matrix dots remain round and readable, scrolling if screen is too narrow */
}

.led-node {
  aspect-ratio: 1;
  border-radius: 50%;
  background: #333;
  border: 1px solid #111;
  box-shadow: inset 0 0 3px rgba(0,0,0,0.8);
  transition: all 0.1s ease;
}


.controls-row {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

@media (min-width: 576px) {
  .controls-row {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.slider-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-grow: 1;
}

.slider-group label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  width: 120px;
}

.frequency-slider {
  flex-grow: 1;
  height: 4px;
  background: var(--border-light);
  outline: none;
  -webkit-appearance: none;
}

.frequency-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--text-dark);
  cursor: pointer;
  border: 1px solid var(--border-hairline);
}

.freq-display {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  width: 70px;
  text-align: right;
}

.visualizer-desc {
  font-size: 0.8rem;
  font-style: italic;
  color: var(--text-muted);
}

/* Mobile Responsive Media Queries */
@media (max-width: 999px) {
  .academic-container {
    padding: 30px 20px;
  }
  
  .academic-title {
    font-size: 1.8rem;
    line-height: 1.3;
  }
  
  .layout-panel {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
  }
  
  .academic-content {
    grid-template-columns: 1fr !important;
  }
  
  .sidenotes-column {
    margin-top: 30px;
    border-top: 1px solid var(--border-hairline);
    padding-top: 20px;
  }
  
  .sidenote {
    margin-top: 0 !important;
    margin-bottom: 20px;
  }
}

@media (max-width: 767px) {
  .critique-grid {
    grid-template-columns: 1fr;
  }
  
  .grid-cell {
    font-size: 0.55rem;
    padding: 1px;
    line-height: 1.1;
  }
  
  .led-node {
    border-width: 1px;
  }
}

.status-signed {
  color: #006600;
  font-weight: bold;
}