/* 
 * impeccable.style — Renaissance Redesign
 * 
 * Editorial precision meets fluid motion.
 * Light, high-contrast, typographically bold.
 */

@import "tailwindcss";

/* ============================================
   TAILWIND THEME - Design Tokens
   ============================================ */

@theme {
  /* Typography */
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Instrument Sans', system-ui, sans-serif;
  --font-mono: 'Space Grotesk', monospace;
  
  /* Spacing Scale */
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 48px;
  --spacing-xl: 80px;
  --spacing-2xl: 128px;
  --spacing-3xl: 192px;
  
  /* Width */
  --width-max: 1400px;
  --width-content: 900px;
  
  /* Animation */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 0.15s;
  --duration-base: 0.3s;
  --duration-slow: 0.6s;
  --duration-slower: 0.8s;
  --duration-slowest: 1.2s;
}

/* ============================================
   COLOR TOKENS - Renaissance Palette
   ============================================ */

:root {
  /* Core Colors - Light Mode */
  --color-ink: oklch(10% 0 0);
  --color-text: oklch(10% 0 0);
  --color-paper: oklch(98% 0 0);
  --color-cream: oklch(96% 0.005 350);
  --color-charcoal: oklch(25% 0 0);
  --color-ash: oklch(55% 0 0);
  --color-mist: oklch(92% 0 0);
  --color-bg: oklch(96% 0.005 350);
  
  /* Accent - Vibrant Magenta/Rose (original) */
  --color-accent: oklch(60% 0.25 350);
  --color-accent-hover: oklch(52% 0.25 350);
  --color-accent-dim: oklch(60% 0.25 350 / 0.15);
  --color-accent-soft: oklch(60% 0.25 350 / 0.25);
}

/* Dark Mode */
@media (prefers-color-scheme: dark) {
  :root {
    --color-ink: oklch(98% 0 0);
    --color-text: oklch(98% 0 0);
    --color-paper: oklch(10% 0 0);
    --color-cream: oklch(12% 0.005 350);
    --color-charcoal: oklch(92% 0 0);
    --color-ash: oklch(65% 0 0);
    --color-mist: oklch(20% 0 0);
    --color-bg: oklch(12% 0.005 350);
    
    --color-accent: oklch(68% 0.23 350);
    --color-accent-hover: oklch(76% 0.23 350);
    --color-accent-dim: oklch(68% 0.23 350 / 0.15);
    --color-accent-soft: oklch(68% 0.23 350 / 0.25);
  }
}

/* ============================================
   SKIP LINK (Accessibility)
   ============================================ */

.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10000;
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--color-ink);
  color: var(--color-paper);
  font-weight: 600;
  text-decoration: none;
  border-radius: 0 0 8px 8px;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 0;
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ============================================
   BASE STYLES
   ============================================ */

* {
  box-sizing: border-box;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
}

html.lenis, html.lenis body {
  height: auto;
}

.lenis.lenis-smooth {
  scroll-behavior: auto !important;
}

.lenis.lenis-smooth [data-lenis-prevent] {
  overscroll-behavior: contain;
}

.lenis.lenis-stopped {
  overflow: hidden;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-paper);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-ink);
}

a {
  color: var(--color-accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  transition: color var(--duration-fast) var(--ease-out), text-decoration-color var(--duration-fast) var(--ease-out);
}

a:hover {
  color: var(--color-accent-hover);
  text-decoration-thickness: 2px;
}

/* Remove underline for buttons styled as links */
.btn,
.footer-logo,
[class*="nav-item"] {
  text-decoration: none;
}

strong {
  font-weight: 600;
  color: var(--color-ink);
}

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  padding: 0.15em 0.4em;
  background: var(--color-accent-dim);
  color: var(--color-accent);
  border-radius: 4px;
}

::selection {
  background: var(--color-accent-soft);
  color: var(--color-ink);
}

/* ============================================
   GRAIN OVERLAY
   ============================================ */

.grain-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
}

/* ============================================
   LAYOUT
   ============================================ */

.site-content {
  max-width: var(--width-max);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

@media (max-width: 768px) {
  .site-content {
    padding: 0 var(--spacing-md);
  }
}

/* ============================================
   SECTION HEADERS
   ============================================ */

.section-header {
  margin-bottom: var(--spacing-xl);
  position: relative;
}

.section-number {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
}

.section-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 300;
  line-height: 1;
  margin: 0;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -0.3em;
  left: 0;
  width: 60px;
  height: 2px;
  background: var(--color-accent);
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-ash);
  margin-top: var(--spacing-md);
  max-width: 50ch;
}

.section-lead {
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  line-height: 1.5;
  color: var(--color-charcoal);
  max-width: 55ch;
  margin-bottom: var(--spacing-xl);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero-section {
  min-height: 100vh;
  /* Use dynamic viewport height for mobile browsers */
  min-height: 100dvh; 
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: var(--spacing-2xl) var(--spacing-lg);
}

.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.4;
}

.hero-container {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 900px;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  /* Animation handled by JS reveal.js */
}

.hero-title {
  font-size: clamp(4rem, 15vw, 12rem);
  font-weight: 300;
  line-height: 0.9;
  letter-spacing: -0.04em;
  margin: var(--spacing-md) 0;
  display: flex;
  flex-direction: column;
}

.hero-title-line {
  display: block;
}

.hero-title-accent {
  font-style: italic;
  color: var(--color-accent);
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.375rem);
  color: var(--color-charcoal);
  max-width: 45ch;
  line-height: 1.5;
}

.hero-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.hero-providers {
  font-size: 0.8125rem;
  color: var(--color-ash);
  letter-spacing: 0.03em;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-ash);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0;
  /* Restore simple CSS animation */
  animation: fadeIn 1s var(--ease-out) 1.5s forwards, float 2s ease-in-out infinite 2s;
}

/* Removed .revealed dependency for scroll indicator */

.hero-scroll-indicator svg {
  /* No separate bounce animation needed, handled by float */
}

/* ============================================
   PROBLEM SECTION - Clarity Lens
   ============================================ */

.problem-section {
  padding: var(--spacing-2xl) 0;
  border-top: 1px solid var(--color-mist);
}

.problem-content {
  display: grid;
  gap: var(--spacing-xl);
}

/* Split Screen Comparison */
.split-comparison {
  position: relative;
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
}

.split-container {
  position: relative;
  width: 100%;
  max-width: 500px;
  height: 380px;
  margin: 0 auto;
  border-radius: 12px;
  overflow: hidden;
  background: var(--color-cream);
  border: 1px solid var(--color-mist);
  cursor: ew-resize;
  user-select: none;
}

.split-before,
.split-after {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.split-before {
  z-index: 1;
}

.split-after {
  /* Angled clip-path matching divider's skewX(-10deg): top-right, bottom-left */
  clip-path: polygon(78% 0%, 100% 0%, 100% 100%, 62% 100%);
  z-index: 2;
  background: var(--color-paper);
}

.split-divider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 70%;
  width: 3px;
  background: var(--color-accent);
  transform: translateX(-50%) skewX(-10deg);
  pointer-events: none;
  z-index: 3;
  box-shadow: 0 0 20px rgba(0,0,0,0.15);
}

.split-label {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) skewX(10deg);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-paper);
  background: var(--color-accent);
  padding: 6px 14px;
  border-radius: 4px;
  white-space: nowrap;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

/* Slop Card - Generic AI output */
.slop-card {
  width: 280px;
  height: 280px;
  background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 50%, #ddd6fe 100%);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  font-family: 'Inter', system-ui, sans-serif;
  display: flex;
  flex-direction: column;
}

.slop-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.slop-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
  flex-shrink: 0;
}

.slop-text { flex: 1; }
.slop-title { font-size: 14px; font-weight: 600; color: #1f2937; margin-bottom: 2px; }
.slop-subtitle { font-size: 12px; color: #6b7280; }
.slop-body { font-size: 13px; line-height: 1.5; color: #4b5563; margin-bottom: auto; flex: 1; }

.slop-button {
  width: 100%;
  padding: 10px 20px;
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
  color: white;
  border: none;
  border-radius: 8px;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  margin-top: auto;
}

/* Callout labels pointing to issues */
.slop-callouts {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.slop-callout {
  position: absolute;
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  background: var(--color-paper);
  padding: 4px 8px;
  border: 1px solid var(--color-accent);
  border-radius: 3px;
  white-space: nowrap;
  opacity: 0;
  animation: calloutFadeIn 0.4s var(--ease-out) forwards;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.slop-callout[data-point="font"] {
  top: 15%;
  right: 5%;
  animation-delay: 0.1s;
}

.slop-callout[data-point="gradient"] {
  top: 40%;
  left: 5%;
  animation-delay: 0.25s;
}

.slop-callout[data-point="copy"] {
  bottom: 35%;
  right: 8%;
  animation-delay: 0.4s;
}

.slop-callout[data-point="rounded"] {
  bottom: 12%;
  left: 10%;
  animation-delay: 0.55s;
}

@keyframes calloutFadeIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Impeccable Card - With Design Skills */
.impeccable-card {
  width: 280px;
  height: 280px;
  background: var(--color-paper);
  border: 1px solid var(--color-mist);
  padding: var(--spacing-lg);
  text-align: left;
  display: flex;
  flex-direction: column;
}

.impeccable-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--spacing-xs);
}

.impeccable-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 300;
  font-style: italic;
  color: var(--color-ink);
  margin-bottom: var(--spacing-sm);
  line-height: 1.1;
}

.impeccable-body {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-ash);
  margin-bottom: auto;
  flex: 1;
}

.impeccable-button {
  display: inline-flex;
  margin-top: var(--spacing-md);
  padding: 0.625rem 1.5rem;
  background: var(--color-ink);
  color: var(--color-paper);
  border: none;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: all var(--duration-base) var(--ease-out);
  margin-top: auto;
  align-self: flex-start;
}

.impeccable-button:hover {
  background: var(--color-accent);
}

/* Split Labels */
.split-labels {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-md);
}

.split-label-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.8125rem;
  color: var(--color-ash);
}

.split-label-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-mist);
}

.split-label-dot--accent {
  background: var(--color-accent);
}

/* ============================================
   SOLUTION SECTION
   ============================================ */

.solution-section {
  padding: var(--spacing-2xl) 0;
  border-top: 1px solid var(--color-mist);
}

.solution-content {
  display: grid;
  gap: var(--spacing-lg);
}

.solution-content .section-lead {
  margin-bottom: 0;
}

/* Two-pillar visual layout */
.solution-visual {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--spacing-lg);
  align-items: stretch;
}

@media (max-width: 900px) {
  .solution-visual {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
}

/* Interactive Framework Viz - Periodic Table */
.solution-visual-interactive {
  width: 100%;
  min-height: 380px;
  background: var(--color-paper);
  border: 1px solid var(--color-mist);
  border-radius: 8px;
  position: relative;
  overflow: hidden;
}

.solution-pillar {
  background: var(--color-cream);
  border: 1px solid var(--color-mist);
  padding: var(--spacing-lg);
  transition: all var(--duration-base) var(--ease-out);
}

.solution-pillar:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px var(--color-accent-dim);
}

.pillar-header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-mist);
}

.pillar-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-accent-dim);
  color: var(--color-accent);
  margin-bottom: var(--spacing-sm);
}

.pillar-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 400;
  margin: 0 0 var(--spacing-xs);
}

.pillar-subtitle {
  font-size: 0.875rem;
  color: var(--color-ash);
  margin: 0;
}

.pillar-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.pillar-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm);
  background: var(--color-paper);
  border-radius: 4px;
  transition: all var(--duration-fast) var(--ease-out);
}

.pillar-item:hover {
  background: var(--color-accent-dim);
}

.pillar-item-name {
  font-weight: 500;
  color: var(--color-ink);
  font-size: 0.9375rem;
}

.pillar-item-code {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-accent);
  background: transparent;
  padding: 0;
}

.pillar-item-desc {
  font-size: 0.75rem;
  color: var(--color-ash);
}

.pillar-item--more {
  justify-content: center;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-accent);
  background: transparent;
  border: 1px dashed var(--color-mist);
}

/* Connector between pillars */
.solution-connector {
  display: flex;
  align-items: center;
  justify-content: center;
}

.connector-plus {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 300;
  color: var(--color-accent);
  opacity: 0.5;
}

@media (max-width: 900px) {
  .solution-connector {
    padding: var(--spacing-sm) 0;
  }
  
  .connector-plus {
    font-size: 2rem;
  }
}

/* Result statement */
.solution-result {
  text-align: center;
  padding-top: var(--spacing-lg);
}

.result-arrow {
  display: block;
  font-size: 2rem;
  color: var(--color-accent);
  margin-bottom: var(--spacing-sm);
  animation: bounce 1.5s ease-in-out infinite;
}

.result-text {
  font-size: 1.25rem;
  color: var(--color-charcoal);
  margin: 0;
}

.result-text em {
  font-style: italic;
  color: var(--color-accent);
  font-weight: 500;
}

/* ============================================
   SKILLS SECTION
   ============================================ */

.skills-section {
  padding: var(--spacing-2xl) 0;
  border-top: 1px solid var(--color-mist);
}

.skills-gallery {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--spacing-xl);
  align-items: start;
}

@media (max-width: 968px) {
  .skills-gallery {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
}

.skills-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  position: sticky;
  top: var(--spacing-lg);
}

@media (max-width: 968px) {
  .skills-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    position: static;
  }
}

.skill-nav-item {
  padding: var(--spacing-sm) var(--spacing-md);
  background: transparent;
  border: none;
  border-left: 2px solid transparent;
  color: var(--color-ash);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 400;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: left;
  text-decoration: none;
  display: block;
}

.skill-nav-item:hover {
  color: var(--color-text);
  background: var(--color-cream);
}

.skill-nav-item.active {
  color: var(--color-accent);
  border-left-color: var(--color-accent);
  background: var(--color-accent-dim);
  font-weight: 500;
}

@media (max-width: 968px) {
  .skill-nav-item {
    border-left: none;
    border-bottom: 2px solid transparent;
    padding: var(--spacing-xs) var(--spacing-md);
  }
  
  .skill-nav-item.active {
    border-bottom-color: var(--color-accent);
  }
}

.skills-showcase {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--spacing-lg);
  align-items: start;
}

@media (max-width: 1100px) {
  .skills-showcase {
    grid-template-columns: 1fr;
  }
}

.loading-state {
  padding: var(--spacing-xl);
  text-align: center;
  color: var(--color-ash);
  font-style: italic;
}

/* ============================================
   COMMANDS SECTION
   ============================================ */

.commands-section {
  padding: var(--spacing-2xl) 0;
  border-top: 1px solid var(--color-mist);
}

.commands-gallery {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--spacing-xl);
  align-items: start;
}

@media (max-width: 968px) {
  .commands-gallery {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
}

.commands-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  position: sticky;
  top: var(--spacing-lg);
}

@media (max-width: 968px) {
  .commands-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    position: static;
  }
}

.commands-showcase {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--spacing-lg);
  align-items: start;
}

@media (max-width: 1100px) {
  .commands-showcase {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   DOWNLOADS SECTION
   ============================================ */

.downloads-section {
  padding: var(--spacing-2xl) 0;
  border-top: 1px solid var(--color-mist);
}

.downloads-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.download-card {
  display: flex;
  flex-direction: column;
  padding: var(--spacing-lg);
  background: var(--color-cream);
  border: 1px solid var(--color-mist);
  transition: all var(--duration-base) var(--ease-out);
}

.download-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px var(--color-accent-dim);
}

.download-card-icon {
  color: var(--color-accent);
  margin-bottom: var(--spacing-md);
}

.download-card-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.download-card-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  margin: 0;
}

.download-card-badge {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  background: var(--color-accent-dim);
  color: var(--color-accent);
  border-radius: 4px;
}

.download-card-desc {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-ash);
  flex: 1;
}

.download-card .btn {
  margin-top: var(--spacing-md);
}

/* ============================================
   OPEN SOURCE SECTION
   ============================================ */

.opensource-section {
  padding: var(--spacing-2xl) 0;
  border-top: 1px solid var(--color-mist);
  text-align: center;
}

.opensource-content {
  max-width: 500px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
}

.opensource-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 300;
}

.opensource-desc {
  font-size: 1.125rem;
  color: var(--color-ash);
  line-height: 1.6;
}

/* ============================================
   FOOTER
   ============================================ */

.site-footer {
  border-top: 1px solid var(--color-mist);
  padding: var(--spacing-xl) var(--spacing-lg);
  background: var(--color-cream);
}

.footer-content {
  max-width: var(--width-max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

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

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--color-ink);
}

.footer-tagline {
  font-size: 0.875rem;
  color: var(--color-ash);
}

.footer-links {
  display: flex;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--color-ash);
  transition: color var(--duration-fast) var(--ease-out);
}

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

.footer-credit {
  font-size: 0.875rem;
  color: var(--color-ash);
  margin-top: var(--spacing-md);
  width: 100%;
  text-align: center;
}

.footer-credit a {
  color: var(--color-text);
  transition: color var(--duration-fast) var(--ease-out);
}

.footer-credit a:hover {
  color: var(--color-accent);
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 1rem 2rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  border: none;
  cursor: pointer;
  transition: all var(--duration-base) var(--ease-out);
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.btn-primary {
  background: var(--color-ink);
  color: var(--color-paper);
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--color-accent);
  transform: translateY(100%);
  transition: transform var(--duration-base) var(--ease-out);
  z-index: 0;
}

.btn-primary:hover::before {
  transform: translateY(0);
}

.btn-primary:hover {
  color: var(--color-paper);
}

.btn-primary span,
.btn-primary svg {
  position: relative;
  z-index: 1;
}

/* For buttons without span wrapper */
.btn-primary:not(:has(span)) {
  position: relative;
  z-index: 1;
}

.btn-secondary {
  background: transparent;
  color: var(--color-ink);
  border: 1px solid var(--color-ink);
}

.btn-secondary:hover {
  background: var(--color-ink);
  color: var(--color-paper);
}

/* Focus styles for all buttons */
.btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.btn-primary:focus-visible {
  outline-color: var(--color-paper);
  box-shadow: 0 0 0 4px var(--color-accent);
}

.btn-secondary:focus-visible {
  outline-color: var(--color-accent);
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes revealUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

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

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(4px); }
}

/* Reveal animation for scroll */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered reveals */
[data-reveal]:nth-child(1) { transition-delay: 0s; }
[data-reveal]:nth-child(2) { transition-delay: 0.1s; }
[data-reveal]:nth-child(3) { transition-delay: 0.2s; }
[data-reveal]:nth-child(4) { transition-delay: 0.3s; }

/* ============================================
   REDUCED MOTION (Accessibility)
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  /* Allow smooth scrolling to remain for anchor links only if user explicitly triggers */
  html {
    scroll-behavior: auto;
  }

  /* Disable hero canvas animation */
  .hero-canvas {
    display: none;
  }

  /* Disable scroll indicator animation */
  .hero-scroll-indicator {
    animation: none;
    opacity: 1;
  }

  /* Disable reveal animations - show content immediately */
  [data-reveal] {
    opacity: 1;
    transform: none;
  }

  /* Disable gallery frame transitions */
  .gallery-frame {
    opacity: 1;
    transform: none;
  }
}

/* ============================================
   ERROR STATES
   ============================================ */

.load-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-2xl) var(--spacing-lg);
  gap: var(--spacing-md);
  background: var(--color-cream);
  border: 1px solid var(--color-mist);
  border-radius: 8px;
}

.load-error-icon {
  font-size: 2.5rem;
  color: var(--color-accent);
}

.load-error-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-ink);
  margin: 0;
}

.load-error-text {
  font-size: 1rem;
  color: var(--color-ash);
  max-width: 40ch;
  line-height: 1.5;
}

.load-error-retry {
  margin-top: var(--spacing-sm);
}

/* ============================================
   IMPORTS
   ============================================ */

@import "./problem-section.css";
@import "./skill-demos.css";
@import "./gallery.css";
@import "./workflow.css";

/* ============================================
   BIAS TAGS (Compact Problem Section)
   ============================================ */

.bias-tags {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
}

.bias-tags-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ash);
}

.bias-tags-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-xs);
}

.bias-tag {
  font-size: 0.75rem;
  font-weight: 500;
  padding: 6px 12px;
  background: var(--color-cream);
  border: 1px solid var(--color-mist);
  color: var(--color-charcoal);
  transition: all var(--duration-fast) var(--ease-out);
}

.bias-tag:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* ============================================
   ANTIDOTE SECTION
   ============================================ */

.antidote-section {
  padding: var(--spacing-2xl) 0;
  border-top: 1px solid var(--color-mist);
  background: var(--color-cream);
  margin-left: calc(-50vw + 50%);
  margin-right: calc(-50vw + 50%);
  padding-left: calc(50vw - 50% + var(--spacing-lg));
  padding-right: calc(50vw - 50% + var(--spacing-lg));
}

.antidote-content {
  max-width: var(--width-max);
  margin: 0 auto;
}

/* Patterns - tabbed layout */
.patterns-categories {
  margin-bottom: var(--spacing-xl);
}

/* Tab bar */
.pattern-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--color-mist);
  padding-bottom: var(--spacing-sm);
}

.pattern-tab {
  background: none;
  border: none;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--color-ash);
  padding: var(--spacing-xs) var(--spacing-sm);
  cursor: pointer;
  transition: color var(--duration-fast) var(--ease-out);
  position: relative;
}

.pattern-tab:hover {
  color: var(--color-charcoal);
}

.pattern-tab.active {
  color: var(--color-ink);
  font-weight: 500;
}

.pattern-tab.active::after {
  content: '';
  position: absolute;
  bottom: calc(-1 * var(--spacing-sm) - 1px);
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-accent);
}

.pattern-tab:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* Panels */
.pattern-panel {
  display: none;
}

.pattern-panel.active {
  display: block;
}

.pattern-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
}

@media (max-width: 768px) {
  .pattern-columns {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
}

.pattern-column-label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-sm);
  color: var(--color-ash);
}

.pattern-column--anti .pattern-column-label {
  color: var(--color-accent);
}

.pattern-column--do .pattern-column-label {
  color: var(--color-success, #22c55e);
}

/* Pattern list styles */
.pattern-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.pattern-item {
  font-size: 0.8125rem;
  padding-left: var(--spacing-md);
  position: relative;
  line-height: 1.5;
}

/* Anti-pattern items - muted */
.pattern-item--anti {
  color: var(--color-ash);
}

.pattern-item--anti::before {
  content: '×';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 600;
}

/* Pattern items - prominent */
.pattern-item--do {
  color: var(--color-charcoal);
}

.pattern-item--do::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-success, #22c55e);
  font-weight: 600;
}

/* ============================================
   SOLUTION SECTION ENHANCEMENTS
   ============================================ */

/* Main skill item styling */
.pillar-item--main {
  background: var(--color-accent-dim);
  border: 1px solid var(--color-accent);
}

.pillar-item--main .pillar-item-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-accent);
}

.pillar-item--ref {
  background: transparent;
  padding: var(--spacing-xs) var(--spacing-sm);
}

.pillar-item-label {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-ash);
}

/* Reference domain tags */
.pillar-refs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  padding: 0 var(--spacing-sm);
}

.pillar-ref {
  font-size: 0.6875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 4px 10px;
  background: var(--color-paper);
  color: var(--color-ash);
  border: 1px solid var(--color-mist);
  border-radius: 3px;
  transition: all var(--duration-fast) var(--ease-out);
}

.pillar-ref:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Command groups */
.pillar-command-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm);
  background: var(--color-paper);
  border-radius: 4px;
}

.pillar-group-label {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-ash);
  width: 100%;
  margin-bottom: 4px;
}

.pillar-command-group .pillar-item-code {
  font-size: 0.8125rem;
  padding: 4px 8px;
  background: var(--color-accent-dim);
  border-radius: 3px;
}

/* ============================================
   PLATFORMS SECTION (alias for downloads)
   ============================================ */

.platforms-section {
  padding: var(--spacing-2xl) 0;
  border-top: 1px solid var(--color-mist);
}

.platforms-section .section-subtitle {
  max-width: 60ch;
}