@import url('https://fonts.googleapis.com/css2?family=EB+Garamond:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400;1,500&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&display=swap');

:root {
  /* Brutalist Academic Palette */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f8f8;
  --bg-tertiary: #e5e5e5;

  --text-primary: #000000;
  --text-secondary: #333333;
  --text-muted: #666666;

  --accent-primary: #000000;
  --accent-secondary: #333333;
  --accent-tertiary: #000000;

  --border-color: #000000;

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;

  /* Sharp corners */
  --radius-sm: 0px;
  --radius-md: 0px;
  --radius-lg: 0px;
  --radius-xl: 0px;

  /* Hard shadows */
  --shadow-hard: 4px 4px 0px #000000;
  --shadow-hover: 6px 6px 0px #000000;

  --transition-base: 0.2s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6,
.hero-title,
.section-title {
  font-family: 'EB Garamond', serif;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

/* Utilities for Monospace */
.stat-value,
.info-value,
.control-value,
.tech-number,
.finance-metric,
code,
pre,
.formula,
.achievement-badge {
  font-family: 'JetBrains Mono', monospace;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* Hero Section */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-2xl) var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
  background:
    linear-gradient(#000 0.5px, transparent 0.5px) 0 0,
    linear-gradient(90deg, #000 0.5px, transparent 0.5px) 0 0;
  background-size: 40px 40px;
  background-color: #fff;
  position: relative;
}

/* Grid overlay hack to reduce contrast */
.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: #ffffff;
  opacity: 0.95;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  background: var(--bg-primary);
  padding: var(--spacing-xl);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-hard);
  max-width: 900px;
}

.hero-title {
  font-size: clamp(3rem, 8vw, 5.5rem);
  line-height: 0.95;
  margin-bottom: var(--spacing-md);
}

.gradient-text {
  /* Remove gradient text for brutalist style, make it solid black */
  background: none;
  -webkit-text-fill-color: initial;
  color: var(--text-primary);
}

.hero-subtitle {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  font-weight: 400;
  font-family: 'EB Garamond', serif;
  font-style: italic;
}

.achievement-badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  font-size: 0.8rem;
  text-transform: uppercase;
  margin-bottom: var(--spacing-md);
  box-shadow: 2px 2px 0px #000;
}

.hero-stats {
  display: flex;
  gap: var(--spacing-xl);
  justify-content: center;
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: var(--spacing-md) 0;
}

.stat {
  text-align: center;
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  display: block;
  /* Remove gradients */
  background: none;
  -webkit-text-fill-color: initial;
  color: var(--text-primary);
}

.stat-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.5rem;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
}

.cta-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 1rem 2rem;
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  text-decoration: none;
  font-weight: 600;
  box-shadow: var(--shadow-hard);
  transition: transform 0.1s, box-shadow 0.1s;
  cursor: pointer;
}

.btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hover);
}

.btn:active {
  transform: translate(2px, 2px);
  box-shadow: 0 0 0 #000;
}

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

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

/* Sections */
.section {
  padding: var(--spacing-2xl) 0;
  border-bottom: 1px solid var(--border-color);
}

.section-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.section-subtitle {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--spacing-2xl);
  font-family: 'EB Garamond', serif;
  font-size: 1.5rem;
  color: var(--text-secondary);
  font-style: italic;
}

/* Cards (Tech, Apps, Finance) */
.tech-grid,
.apps-grid,
.finance-grid,
.scale-grid {
  display: grid;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.tech-grid,
.scale-grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.apps-grid {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.tech-card,
.app-card,
.finance-card,
.scale-card,
.cta-box,
.demo-container {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-hard);
  transition: transform 0.2s;
  position: relative;
}

.tech-card:hover,
.app-card:hover,
.scale-card:hover,
.finance-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hover);
}

.tech-number {
  font-size: 4rem;
  opacity: 0.1;
  position: absolute;
  top: 0.5rem;
  right: 1rem;
  font-weight: 800;
  color: #000;
}

.scale-icon,
.app-icon {
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
}

.scale-icon svg,
.app-icon svg {
  width: 2rem;
  height: 2rem;
  stroke: var(--text-primary);
  stroke-width: 2;
  fill: none;
  stroke-linecap: square;
  stroke-linejoin: miter;
}

.tech-card h3,
.app-card h3,
.finance-card h3,
.scale-card h3 {
  font-family: 'EB Garamond', serif;
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
  font-weight: 700;
}

.tech-card p,
.app-card p,
.finance-card p,
.scale-card p {
  font-size: 1rem;
  color: var(--text-secondary);
}

/* Demo / Canvas */
.demo-section {
  background: var(--bg-secondary);
}

.demo-container {
  background: var(--bg-primary);
}

.canvas-wrapper {
  background: #ffffff;
  border: 1px solid var(--border-color);
  margin-bottom: var(--spacing-lg);
  display: flex;
  justify-content: center;
  padding: var(--spacing-sm);
}

.canvas-legend {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.legend-dot {
  width: 14px;
  height: 14px;
  border: 1px solid #000;
  background: #000;
  display: inline-block;
}

.legend-dot.dial {
  background: #000;
  border-radius: 50%;
  box-shadow: 0 0 0 2px rgba(0, 0, 0, 0.15);
}

.legend-swatch {
  width: 28px;
  height: 14px;
  border: 1px solid #000;
  display: inline-block;
}

.legend-swatch.band {
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.08), rgba(0, 0, 0, 0.18));
}

.freeze-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.freeze-btn {
  padding: 0.75rem 1.5rem;
  box-shadow: 2px 2px 0 #000;
}

.freeze-status {
  font-family: 'JetBrains Mono', monospace;
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--border-color);
  box-shadow: 2px 2px 0 #000;
}

.freeze-status.live {
  background: #f1f5f9;
  color: #111827;
}

.freeze-status.frozen {
  background: #111827;
  color: #ffffff;
}

/* Range Input */
.control-group {
  margin-bottom: 1rem;
}

input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  background: var(--bg-tertiary);
  outline: none;
  margin-top: 0.5rem;
  border: 1px solid var(--border-color);
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 24px;
  height: 24px;
  background: var(--text-primary);
  border: 1px solid var(--text-primary);
  cursor: pointer;
  border-radius: 0;
  /* Square thumb */
  box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.5);
}

.demo-info {
  display: grid;
  gap: var(--spacing-sm);
  background: var(--bg-secondary);
  padding: var(--spacing-md);
  border: 1px solid var(--border-color);
}

.info-row {
  display: flex;
  justify-content: space-between;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--bg-tertiary);
}

.info-row:last-child {
  border-bottom: none;
}

.micro-hint {
  margin-top: 0.4rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.micro-guide {
  margin-top: var(--spacing-sm);
  font-size: 0.9rem;
  display: grid;
  gap: 0.25rem;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: var(--spacing-sm);
}

.tech-formula {
  display: flex;
  justify-content: center;
  margin-top: var(--spacing-xl);
}

.formula-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: var(--spacing-lg);
  text-align: center;
  box-shadow: var(--shadow-hard);
}

.formula {
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  margin-bottom: 0.5rem;
  font-weight: 700;
}

/* Comparison Chart */
.comparison-item {
  margin-bottom: 1rem;
}

.comparison-bar {
  height: 40px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 0;
  position: relative;
  margin-bottom: 0.5rem;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  width: 0;
  transition: width 1s ease;
}

.driftlock .bar-fill {
  background-color: #000;
  background-image: linear-gradient(45deg, #fff 25%, transparent 25%, transparent 50%, #fff 50%, #fff 75%, transparent 75%, transparent);
  background-size: 10px 10px;
}

.white-rabbit .bar-fill {
  background-color: #666;
  background-image: radial-gradient(#fff 20%, transparent 20%);
  background-size: 8px 8px;
}

.satellite .bar-fill {
  background-color: #ccc;
  background-image: linear-gradient(0deg, transparent 50%, #999 50%), linear-gradient(90deg, #999 50%, transparent 50%);
  background-size: 8px 8px;
}

.gps .bar-fill {
  background-color: #eee;
  border-right: 1px solid #999;
}


/* Finance controls */
.finance-select {
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  padding: 0.5rem;
  font-family: 'JetBrains Mono', monospace;
  box-shadow: 2px 2px 0 #000;
  width: 100%;
  margin-top: 0.25rem;
}

/* Footer */
.footer {
  background: var(--bg-secondary);
  padding: var(--spacing-2xl) 0;
  border-top: 1px solid var(--border-color);
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}

.footer-links a:hover {
  border-bottom-color: var(--text-primary);
  color: var(--text-primary);
}

.animated-bg {
  display: none;
}

.section-reveal {
  opacity: 1;
  /* Disable fade in for brutalism, just show it */
  transform: none;
}

/* Hardware Section */
.hardware-container {
  display: grid;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.hardware-viewer-wrapper {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-hard);
}

model-viewer {
  border: 1px solid var(--border-color);
}

.hardware-specs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

.spec-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: var(--spacing-md);
  box-shadow: 2px 2px 0 #000;
}

.spec-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  color: var(--text-secondary);
}

.spec-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.spec-detail {
  font-family: 'Inter', sans-serif;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
  font-weight: 400;
}

.status-ready {
  color: var(--text-primary);
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--border-color);
  display: inline-block;
  box-shadow: 2px 2px 0 #000;
}

/* Zoom functionality */
.zoom-container {
  position: relative;
  cursor: zoom-in;
}

.zoom-hint {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid #000;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  font-family: 'Inter', sans-serif;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
}

.zoom-container:hover .zoom-hint {
  opacity: 1;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  padding-top: 50px;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(5px);
}

.modal-content {
  margin: auto;
  display: block;
  width: 80%;
  max-width: 1200px;
  border: 1px solid #000;
  box-shadow: var(--shadow-hard);
}

.close-modal {
  position: absolute;
  top: 15px;
  right: 35px;
  color: #000;
  font-size: 40px;
  font-weight: bold;
  transition: 0.3s;
  cursor: pointer;
}

.close-modal:hover,
.close-modal:focus {
  color: #666;
  text-decoration: none;
  cursor: pointer;
}

@media only screen and (max-width: 700px) {
  .modal-content {
    width: 95%;
  }
}

/* Hardware layout improvements */
.hardware-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
}

.model-note {
  margin-top: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.stack-diagram {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-hard);
}

.stack-diagram h3 {
  font-family: 'EB Garamond', serif;
  font-size: 1.3rem;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
  font-weight: 700;
}

.stack-layer {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-sm);
  border-bottom: 1px solid var(--bg-tertiary);
  align-items: flex-start;
}

.stack-layer:last-child {
  border-bottom: none;
}

.layer-number {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  min-width: 2rem;
  text-align: center;
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  padding: 0.25rem;
  box-shadow: 2px 2px 0 #000;
}

.layer-info {
  flex: 1;
}

.layer-name {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.layer-desc {
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

@media (max-width: 968px) {
  .hardware-layout {
    grid-template-columns: 1fr;
  }
}

/* Heritage Section */
.heritage-section {
  background: var(--bg-secondary);
}

.heritage-timeline {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  max-width: 900px;
  margin: 0 auto;
}

.heritage-card {
  display: flex;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-hard);
  width: 100%;
}

.heritage-card.ancestor {
  border-bottom: none;
}

.heritage-card.descendant {
  border-top: none;
}

.heritage-portrait {
  flex-shrink: 0;
}

.portrait-placeholder {
  width: 100px;
  height: 100px;
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
}

.portrait-placeholder svg {
  width: 60px;
  height: 60px;
  stroke: var(--text-muted);
}

.portrait-placeholder.modern {
  background: var(--text-primary);
}

.portrait-placeholder.modern svg {
  stroke: var(--bg-primary);
}

.heritage-info {
  flex: 1;
}

.heritage-era {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.heritage-info h3 {
  font-family: 'EB Garamond', serif;
  font-size: 1.75rem;
  margin-bottom: 0.25rem;
}

.heritage-role {
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
  font-style: italic;
}

.heritage-achievements {
  list-style: none;
  margin-bottom: var(--spacing-sm);
}

.heritage-achievements li {
  font-size: 0.9rem;
  padding: 0.25rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--text-secondary);
}

.heritage-achievements li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--text-muted);
}

.heritage-principle {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  padding: var(--spacing-sm);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
}

.heritage-connector {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) 0;
  width: 100%;
  background: var(--bg-primary);
  border-left: 1px solid var(--border-color);
  border-right: 1px solid var(--border-color);
  justify-content: center;
}

.connector-line {
  height: 1px;
  width: 80px;
  background: var(--border-color);
}

.connector-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  padding: 0.5rem 1rem;
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
}

.heritage-quote {
  max-width: 800px;
  margin: var(--spacing-xl) auto;
  text-align: center;
}

.heritage-quote blockquote {
  font-family: 'EB Garamond', serif;
  font-size: 1.4rem;
  font-style: italic;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  line-height: 1.6;
}

.heritage-quote cite {
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  color: var(--text-muted);
  font-style: normal;
}

.patent-comparison {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
  margin-top: var(--spacing-xl);
}

.patent-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-hard);
  text-align: center;
  min-width: 250px;
}

.patent-card.modern {
  background: var(--text-primary);
  color: var(--bg-primary);
}

.patent-card.modern .patent-year,
.patent-card.modern .patent-number,
.patent-card.modern .patent-title,
.patent-card.modern .patent-desc {
  color: var(--bg-primary);
}

.patent-year {
  font-family: 'JetBrains Mono', monospace;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.patent-number {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: var(--spacing-sm);
}

.patent-title {
  font-family: 'EB Garamond', serif;
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.patent-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.patent-arrow {
  font-size: 2rem;
  color: var(--text-muted);
}

@media (max-width: 768px) {
  .heritage-card {
    flex-direction: column;
    text-align: center;
  }

  .heritage-portrait {
    display: flex;
    justify-content: center;
  }

  .heritage-achievements li {
    padding-left: 0;
    text-align: left;
  }

  .heritage-achievements li::before {
    display: none;
  }

  .patent-comparison {
    flex-direction: column;
  }

  .patent-arrow {
    transform: rotate(90deg);
  }

  .hero-title {
    font-size: 3rem;
  }

  .hero-content {
    padding: var(--spacing-md);
  }

  .hero-stats {
    flex-direction: column;
    gap: var(--spacing-md);
  }
}