/* Design tokens - matching dereklomas.me */
:root {
  /* Warm paper palette */
  --bg-cream: #fdfcf9;
  --bg-warm: #f5f0e8;
  --bg-white: #fff;
  --bg-dark: #1a1612;

  /* Text colors */
  --text-primary: #1a1612;
  --text-secondary: #444;
  --text-muted: #888;
  --text-faint: #aaa;

  /* Accent colors */
  --accent-rust: #9e4a3a;
  --accent-rust-hover: #8a3f32;
  --accent-gold: #c9a86c;
  --accent-sage: #8b9a7d;
  --accent-slate: #546b8a;
  --accent-violet: #7c5db5;

  /* Borders */
  --border-light: #e8e4dc;
  --border-medium: #d4cfc4;

  /* Heatmap greens */
  --green-1: #d4e7d4;
  --green-2: #9ec89e;
  --green-3: #5da65d;
  --green-4: #2d7a2d;
}

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

/* Site Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(253, 252, 249, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-light);
}

.site-nav {
  max-width: 900px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-logo {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--text-primary);
  text-decoration: none;
}

.site-logo:hover {
  color: var(--accent-rust);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
  font-family: 'Inter', sans-serif;
  font-size: 0.875rem;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--accent-rust);
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Newsreader', Georgia, serif;
  background: var(--bg-cream);
  color: var(--text-primary);
  font-size: 18px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* Container */
.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Sections */
section {
  padding: 80px 24px;
  max-width: 720px;
  margin: 0 auto;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 {
  font-size: 3rem;
  margin-bottom: 0.5rem;
}

h2 {
  font-size: 2rem;
  margin-bottom: 0.75rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-light);
}

h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

h4 {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--accent-rust);
  margin-bottom: 0.25rem;
}

p {
  margin-bottom: 1.25em;
  color: var(--text-secondary);
}

.section-intro {
  color: var(--text-muted);
  margin-bottom: 2rem;
  font-size: 1.1rem;
}

/* Links */
a {
  color: var(--accent-rust);
  text-decoration: underline;
  text-decoration-color: var(--border-medium);
  text-underline-offset: 3px;
  transition: text-decoration-color 0.2s;
}

a:hover {
  text-decoration-color: var(--accent-rust);
}

/* Hero */
#hero {
  text-align: center;
  padding: 120px 24px 80px;
  border-bottom: 1px solid var(--border-light);
}

.subtitle {
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent-rust);
  margin-bottom: 1rem;
}

.tagline {
  color: var(--text-muted);
  font-size: 1.25rem;
  max-width: 500px;
  margin: 0 auto;
  font-style: italic;
}

.scroll-indicator {
  margin-top: 3rem;
  font-size: 1.5rem;
  color: var(--text-faint);
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

/* Labels */
.label {
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* Calendar Heatmap */
#heatmap-section {
  max-width: 1100px;
}

#calendar-heatmap {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  margin: 2rem 0;
}

.month {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 12px 14px;
}

.month-title {
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.weekdays {
  display: grid;
  grid-template-columns: repeat(7, 26px);
  gap: 3px;
  margin-bottom: 6px;
}

.weekday {
  font-family: 'Inter', sans-serif;
  font-size: 9px;
  color: var(--text-faint);
  text-align: center;
}

.days {
  display: grid;
  grid-template-columns: repeat(7, 26px);
  gap: 3px;
}

.day {
  width: 26px;
  height: 26px;
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Inter', sans-serif;
  font-size: 9px;
  cursor: pointer;
  transition: transform 0.1s;
}

.day:hover {
  transform: scale(1.2);
  z-index: 10;
}

.day.empty { background: transparent; }
.day.level-0 { background: var(--bg-warm); color: var(--text-faint); }
.day.level-1 { background: var(--green-1); color: var(--green-4); }
.day.level-2 { background: var(--green-2); color: var(--green-4); }
.day.level-3 { background: var(--green-3); color: var(--bg-white); }
.day.level-4 { background: var(--green-4); color: var(--bg-white); }

.tooltip {
  position: fixed;
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: 12px 16px;
  font-size: 13px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s;
  z-index: 100;
  max-width: 280px;
  box-shadow: 0 4px 12px rgba(26, 22, 18, 0.08);
}

.tooltip.visible {
  opacity: 1;
}

.legend {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 1rem;
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  color: var(--text-muted);
}

.legend-scale {
  display: flex;
  gap: 3px;
}

/* Cards */
.card {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 24px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.card:hover {
  border-color: var(--border-medium);
  box-shadow: 0 4px 12px rgba(26, 22, 18, 0.06);
}

/* Arc Phases */
#arc-section {
  max-width: 1100px;
}

.arc-phases {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.phase {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 24px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.phase:hover {
  border-color: var(--accent-rust);
  box-shadow: 0 4px 12px rgba(26, 22, 18, 0.06);
}

.date-range {
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  font-weight: 500;
  color: var(--accent-rust);
  margin-bottom: 0.5rem;
}

.phase-question {
  font-style: italic;
  color: var(--text-muted);
  margin: 0.5rem 0;
}

.project-list {
  list-style: none;
  margin-top: 1rem;
}

.project-list li {
  padding: 0.25rem 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.project-list .stat {
  color: var(--accent-sage);
  font-family: 'Inter', sans-serif;
  font-size: 12px;
}

.project-list .desc {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.phase-note {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-light);
}

/* Interleave */
#interleave-section {
  max-width: 1100px;
}

.interleave-stats {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 24px;
  text-align: center;
  flex: 1;
}

.stat-value {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 3rem;
  font-weight: 400;
  color: var(--accent-rust);
}

.stat-label {
  font-family: 'Inter', sans-serif;
  color: var(--text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.interleave-insight {
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 2rem;
  font-style: italic;
}

#interleave-viz {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 24px;
  min-height: 200px;
}

.interleave-track {
  display: flex;
  gap: 2px;
  flex-wrap: wrap;
  align-items: flex-end;
}

.interleave-block {
  height: 24px;
  min-width: 4px;
  border-radius: 2px;
  cursor: pointer;
}

/* Stream Timeline */
#stream-timeline {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 2rem;
}

.stream-day {
  display: flex;
  align-items: center;
  margin-bottom: 8px;
  cursor: pointer;
  transition: opacity 0.2s;
}

.stream-day:hover {
  opacity: 0.8;
}

.stream-day.selected {
  background: var(--bg-warm);
  margin: 0 -12px;
  padding: 4px 12px;
  border-radius: 4px;
}

.stream-date {
  width: 80px;
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  color: var(--text-muted);
  flex-shrink: 0;
}

.stream-bar {
  flex: 1;
  height: 24px;
  display: flex;
  border-radius: 3px;
  overflow: hidden;
}

.stream-segment {
  height: 100%;
  transition: width 0.3s;
}

.stream-count {
  width: 60px;
  text-align: right;
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  color: var(--text-muted);
  padding-left: 8px;
}

/* Microscope view */
#micro-view {
  background: var(--bg-warm);
  border-radius: 6px;
  padding: 16px;
}

#micro-timeline {
  display: flex;
  height: 40px;
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.micro-block {
  height: 100%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Inter', sans-serif;
  font-size: 9px;
  color: rgba(255,255,255,0.9);
  overflow: hidden;
  text-shadow: 0 1px 2px rgba(0,0,0,0.3);
  cursor: pointer;
  transition: filter 0.15s;
}

.micro-block:hover {
  filter: brightness(1.1);
}

.micro-block span {
  white-space: nowrap;
  padding: 0 4px;
}

.micro-time-markers {
  display: flex;
  justify-content: space-between;
  margin-top: 4px;
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  color: var(--text-muted);
}

/* Multiplex pulse animation */
@keyframes pulse-attention {
  0%, 100% { opacity: 0.7; }
  50% { opacity: 1; }
}

.stream-segment.active {
  animation: pulse-attention 2s infinite;
}

/* Pulse/Rhythm visualization */
#pulse-viz {
  display: flex;
  align-items: flex-end;
  height: 80px;
  gap: 1px;
  overflow: hidden;
}

.pulse-bar {
  flex-shrink: 0;
  width: 3px;
  min-height: 2px;
  border-radius: 2px 2px 0 0;
  transition: height 0.2s, opacity 0.2s;
}

.pulse-bar:hover {
  opacity: 1 !important;
}

.pulse-time-axis {
  display: flex;
  justify-content: space-between;
  margin-top: 4px;
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  color: var(--text-muted);
}

/* Hourly Chart */
#hourly-chart {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 24px;
}

.hour-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 4px;
}

.hour-label {
  width: 50px;
  text-align: right;
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  color: var(--text-muted);
}

.hour-bar {
  height: 14px;
  background: var(--accent-sage);
  border-radius: 2px;
  transition: width 0.3s;
}

.hour-value {
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  color: var(--text-muted);
  margin-left: 8px;
}

/* Grimoire */
#grimoire-section {
  max-width: 720px;
  margin: 0 auto;
}

.principle {
  margin: 3rem 0;
}

.principle-note {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-top: 1rem;
}

blockquote {
  border-left: 3px solid var(--accent-rust);
  padding-left: 1.5rem;
  margin: 1.5rem 0;
  color: var(--text-secondary);
  font-style: italic;
}

.archetypes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.archetype {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 20px;
}

.archetype-domain {
  font-family: 'Inter', sans-serif;
  color: var(--text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.archetype .pattern {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-top: 0.5rem;
}

.archetype-example {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-light);
}

/* Spellbook */
.spellbook {
  margin: 3rem 0;
}

.spell-category {
  margin: 2rem 0;
}

.spell-category > h4 {
  font-family: 'Inter', sans-serif;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.spell {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 20px;
  margin: 1rem 0;
}

.spell h5 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  color: var(--text-primary);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.spell code {
  display: block;
  font-family: 'SF Mono', 'Fira Code', monospace;
  background: var(--bg-warm);
  padding: 12px 16px;
  border-radius: 4px;
  margin: 0.75rem 0;
  color: var(--accent-rust);
  font-size: 0.9rem;
}

.spell p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: 0;
}

/* Anti-patterns */
.antipatterns {
  margin: 3rem 0;
}

.antipattern {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-left: 3px solid var(--accent-rust);
  border-radius: 0 8px 8px 0;
  padding: 16px 20px;
  margin: 1rem 0;
}

.antipattern h5 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  color: var(--text-primary);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.antipattern > p:first-of-type {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.85rem;
  color: var(--text-muted);
  background: var(--bg-warm);
  padding: 8px 12px;
  border-radius: 4px;
  margin: 0.5rem 0;
}

.antipattern .why {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: 0.5rem;
}

/* Paradox */
.paradox {
  text-align: center;
  margin: 4rem 0;
  padding: 3rem;
  background: var(--bg-warm);
  border-radius: 8px;
}

.openers {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin: 1.5rem 0;
}

.opener {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 2rem;
  color: var(--accent-rust);
}

/* Intro */
#intro-section {
  padding: 60px 24px;
}

.intro-content {
  max-width: 720px;
  margin: 0 auto;
  font-size: 1.1rem;
  line-height: 1.8;
}

.intro-content p {
  margin-bottom: 1.25rem;
}

.intro-content em {
  color: var(--accent-rust);
  font-style: italic;
}

.intro-questions {
  list-style: none;
  margin: 1.5rem 0;
}

.intro-questions li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
}

.intro-questions li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent-rust);
}

/* Methodology */
#method-section {
  padding: 60px 24px;
  background: var(--bg-warm);
}

.method-content {
  max-width: 720px;
  margin: 0 auto;
}

.method-content code {
  font-family: 'SF Mono', 'Fira Code', monospace;
  background: var(--bg-white);
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 0.9rem;
}

.method-content ul {
  list-style: none;
  margin: 1rem 0;
}

.method-content li {
  padding: 0.25rem 0;
  padding-left: 1rem;
  position: relative;
}

.method-content li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--accent-rust);
}

/* Footer */
footer {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--border-light);
}

.footer-meta {
  margin-top: 0.5rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.8rem;
}

/* Responsive */
@media (max-width: 768px) {
  section {
    padding: 40px 20px;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  #arc-section {
    max-width: 100%;
  }

  .arc-phases {
    grid-template-columns: 1fr;
  }

  #interleave-section {
    max-width: 100%;
  }

  .interleave-stats {
    flex-direction: column;
  }

  .archetypes {
    grid-template-columns: 1fr;
  }
}