:root {
  --canvas: #131018;
  --panels: #1e1a26;
  --borders: #3a3346;
  --text: #f2eef9;
  --secondary: #c9c2dc;
  --muted: #a79fbe;
  --lilac: #b9a8f5;
  --gold: #d4b884;
  --font-sans: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-serif: Georgia, serif;
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 40px;
  --space-2xl: 64px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --nav-height: 64px;
}

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

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation: none !important;
    animation-timeline: none !important;
    transition: none !important;
  }
}

body {
  font-family: var(--font-sans);
  background: var(--canvas);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--gold);
  color: var(--canvas);
  font-weight: 600;
  border-radius: var(--radius-md);
  z-index: 1000;
  text-decoration: none;
}

.skip-link:focus-visible {
  top: var(--space-md);
  outline: 3px solid var(--gold);
  outline-offset: 2px;
}

:focus-visible {
  outline: 3px solid var(--lilac);
  outline-offset: 2px;
}

a { color: inherit; text-decoration: none; }
a:hover { text-decoration: underline; }

.topnav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-lg);
  background: rgba(19, 16, 24, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--borders);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
}

.brand-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--lilac), var(--gold));
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.75rem;
  color: var(--canvas);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.version-badge {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  padding: var(--space-xs) var(--space-sm);
  background: var(--panels);
  border: 1px solid var(--borders);
  border-radius: var(--radius-sm);
}

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: var(--space-sm) var(--space-lg);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.1s;
}

.cta-button:active { transform: scale(0.98); }

.cta-primary {
  background: var(--gold);
  color: var(--canvas);
}

.cta-primary:hover {
  background: #e5c494;
  text-decoration: none;
}

.cta-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--borders);
}

.cta-secondary:hover {
  background: var(--panels);
  border-color: var(--lilac);
  text-decoration: none;
}

.hero {
  position: relative;
  min-height: calc(100vh - var(--nav-height));
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--space-xl);
  padding: var(--space-2xl) var(--space-lg);
  max-width: 1200px;
  margin: 0 auto;
  align-items: center;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 20% 10%, rgba(185, 168, 245, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 90%, rgba(212, 184, 132, 0.08) 0%, transparent 50%);
  pointer-events: none;
  animation-timeline: scroll(root block);
  animation-name: hero-bg-parallax;
}

@keyframes hero-bg-parallax {
  from { transform: translateY(0); }
  to { transform: translateY(-120px); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 520px;
}

.eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--lilac);
  margin-bottom: var(--space-sm);
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-md);
  color: var(--text);
}

.hero-description {
  font-size: 1.1rem;
  color: var(--secondary);
  margin-bottom: var(--space-xl);
  line-height: 1.7;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.caveat {
  font-size: 0.85rem;
  color: var(--muted);
  max-width: 480px;
}

.hero-kanban {
  position: relative;
  z-index: 1;
  min-width: 0;
  animation-timeline: scroll(root block);
  animation-name: kanban-parallax;
}

@keyframes kanban-parallax {
  from { transform: translateY(40px); }
  to { transform: translateY(-80px); }
}

@supports not (animation-timeline: scroll()) {
  .hero::before,
  .hero-kanban {
    animation: none;
  }
}

.kanban-board {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--panels);
  border: 1px solid var(--borders);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  max-width: 100%;
  min-width: 0;
}

.kanban-column {
  flex: 0 0 220px;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  min-height: 300px;
}

.kanban-column header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-md);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  background: var(--canvas);
  border-radius: var(--radius-sm);
}

.column-count {
  background: var(--lilac);
  color: var(--canvas);
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 700;
}

.kanban-card {
  flex: 1;
  padding: var(--space-md);
  background: var(--canvas);
  border: 1px solid var(--borders);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.card-type {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.kanban-card h3 {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 400;
  line-height: 1.3;
  color: var(--text);
}

.card-next {
  margin-top: auto;
  font-size: 0.75rem;
  color: var(--muted);
}

.hero-kanban figcaption {
  margin-top: var(--space-md);
  font-size: 0.75rem;
  color: var(--muted);
  text-align: center;
}

.benefits {
  padding: var(--space-2xl) var(--space-lg);
  max-width: 1200px;
  margin: 0 auto;
}

.benefits h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 400;
  text-align: center;
  margin-bottom: var(--space-xl);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-lg);
  list-style: none;
}

.benefits-grid li {
  padding: var(--space-lg);
  background: var(--panels);
  border: 1px solid var(--borders);
  border-radius: var(--radius-lg);
  transition: border-color 0.2s, transform 0.2s;
}

.benefits-grid li:hover {
  border-color: var(--lilac);
  transform: translateY(-2px);
}

.benefits-grid h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 400;
  margin-bottom: var(--space-sm);
}

.benefits-grid p {
  color: var(--secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.workflow {
  padding: var(--space-2xl) var(--space-lg);
  max-width: 1200px;
  margin: 0 auto;
}

.workflow h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 400;
  text-align: center;
  margin-bottom: var(--space-xl);
}

.workflow-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-lg);
  list-style: none;
  counter-reset: step;
}

.workflow-steps li {
  position: relative;
  padding: var(--space-lg);
  padding-left: calc(var(--space-xl) + 2rem);
  background: var(--panels);
  border: 1px solid var(--borders);
  border-radius: var(--radius-lg);
}

.step-number {
  position: absolute;
  left: var(--space-lg);
  top: var(--space-lg);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--canvas);
  background: var(--gold);
  border-radius: 50%;
}

.workflow-steps h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.workflow-steps p {
  color: var(--secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

.cta-repeat {
  padding: var(--space-2xl) var(--space-lg);
  text-align: center;
  background: linear-gradient(180deg, transparent, rgba(185, 168, 245, 0.05));
}

.cta-repeat h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 400;
  margin-bottom: var(--space-sm);
}

.cta-repeat > p {
  color: var(--secondary);
  margin-bottom: var(--space-xl);
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

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

.faq {
  padding: var(--space-2xl) var(--space-lg);
  max-width: 800px;
  margin: 0 auto;
}

.faq h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 400;
  text-align: center;
  margin-bottom: var(--space-xl);
}

.faq details {
  background: var(--panels);
  border: 1px solid var(--borders);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-md);
  overflow: hidden;
}

.faq summary {
  padding: var(--space-md) var(--space-lg);
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '+';
  font-size: 1.25rem;
  color: var(--lilac);
  transition: transform 0.2s;
}

.faq details[open] summary::after { transform: rotate(45deg); }

.faq details p {
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--secondary);
  line-height: 1.7;
}

.site-footer {
  padding: var(--space-xl) var(--space-lg);
  border-top: 1px solid var(--borders);
  text-align: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-md);
}

.footer-links a {
  color: var(--muted);
  font-size: 0.9rem;
}

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

.footer-note {
  font-size: 0.8rem;
  color: var(--muted);
}

@media (max-width: 412px) {
  .nav-actions .cta-secondary { display: none; }
}

@media (max-width: 412px) {
  .version-badge { display: none; }
}

@media (max-width: 360px) {
  .nav-actions .cta-secondary { display: none; }
  .version-badge { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: var(--space-xl); }
  .kanban-board { scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch; }
  .kanban-column { flex: 0 0 85vw; scroll-snap-align: start; }
  .benefits-grid, .workflow-steps { grid-template-columns: 1fr; }
  .workflow-steps li { padding-left: var(--space-xl); }
  .step-number { position: static; margin-bottom: var(--space-sm); }
}

@media (max-width: 320px) {
  .cta-primary { min-height: 44px; }
}

@media (max-width: 768px) {
  .hero { grid-template-columns: 1fr; gap: var(--space-xl); padding-top: var(--space-xl); }
}