:root {
  --ink: #0b0f0c;
  --ink-2: #101611;
  --panel: #161d18;
  --panel-2: #1c241e;
  --line: #2a342c;
  --line-soft: #223028;
  --text: #e8ece6;
  --muted: #8b968c;
  --faint: #6a746c;
  --paper: #dce6d6;
  --sprout: #8fce7a;
  --sprout-dim: #3d6a38;
  --rust: #e08a5a;
  --gold: #d4b46a;
  --shadow: 0 40px 80px rgba(0, 0, 0, 0.45);
  --radius: 18px;
  --sans: "Instrument Sans", ui-sans-serif, system-ui, sans-serif;
  --serif: "Newsreader", "Iowan Old Style", Georgia, serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(900px 480px at 12% -10%, rgba(143, 206, 122, 0.08), transparent 55%),
    radial-gradient(700px 420px at 100% 8%, rgba(212, 180, 106, 0.05), transparent 50%),
    var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
}

.grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0.18;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
}

body > *:not(.grain) {
  position: relative;
  z-index: 1;
}

a {
  color: var(--sprout);
}

.site-header,
main,
.site-footer {
  width: min(1080px, calc(100% - 32px));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 28px 0 8px;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font-weight: 650;
  letter-spacing: -0.03em;
}

.wordmark-mark {
  width: 14px;
  height: 14px;
  border-radius: 4px;
  background: linear-gradient(160deg, #b6e89a, #4f9a4a);
  box-shadow: 0 0 0 4px rgba(143, 206, 122, 0.12);
}

.kicker {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.source-chip {
  margin-left: auto;
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--paper);
  text-decoration: none;
  font-family: var(--mono);
  font-size: 12px;
}

.source-chip:hover,
.source-chip:focus-visible {
  border-color: var(--sprout-dim);
  outline: none;
}

.hero {
  padding: 56px 0 36px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--gold);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0 0 18px;
  max-width: 14ch;
  font-size: clamp(40px, 7vw, 72px);
  font-weight: 650;
  letter-spacing: -0.045em;
  line-height: 0.98;
}

.hero h1 em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 560;
  color: var(--sprout);
}

.lede {
  margin: 0;
  max-width: 62ch;
  color: var(--muted);
  font-size: 18px;
}

.repo {
  padding: 12px 0 48px;
}

.repo-window {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel), var(--ink-2));
  box-shadow: var(--shadow);
}

.repo-chrome {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
}

.traffic {
  display: flex;
  gap: 6px;
}

.traffic span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #3a433c;
}

.traffic span:nth-child(1) { background: #c96b55; }
.traffic span:nth-child(2) { background: #d4b46a; }
.traffic span:nth-child(3) { background: #6aa86a; }

.repo-path,
.repo-meta,
.tree-label,
.pane-path,
.pane-desc,
.file-name,
.file-kind,
.preview-label,
.prompt-tag,
.catch-label {
  margin: 0;
}

.repo-path,
.pane-path,
.file-name {
  font-family: var(--mono);
  font-size: 13px;
}

.repo-path .muted,
.repo-meta,
.pane-desc,
.file-kind {
  color: var(--muted);
}

.repo-meta {
  font-family: var(--mono);
  font-size: 11px;
}

.cursor {
  display: inline-block;
  width: 7px;
  height: 13px;
  margin-left: 3px;
  background: var(--sprout);
  vertical-align: text-bottom;
  animation: blink 1.1s steps(1) infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

.repo-body {
  display: grid;
  grid-template-columns: minmax(240px, 320px) 1fr;
  min-height: 520px;
}

.tree {
  padding: 20px 12px 20px 16px;
  border-right: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.12);
}

.tree-label {
  margin-bottom: 12px;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.folder-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.folder-btn {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: start;
  gap: 10px;
  width: 100%;
  padding: 10px 10px 11px;
  border: 1px solid transparent;
  border-radius: 12px;
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
  font: inherit;
}

.folder-btn:hover,
.folder-btn:focus-visible {
  background: var(--panel-2);
  outline: none;
}

.folder-btn[aria-selected="true"] {
  border-color: var(--line);
  background: var(--panel-2);
  box-shadow: inset 3px 0 0 var(--sprout);
}

.folder-icon {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  color: var(--gold);
}

.folder-btn[aria-selected="true"] .folder-icon {
  color: var(--sprout);
}

.folder-copy strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.folder-copy span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.4;
}

.folder-num {
  color: var(--faint);
  font-family: var(--mono);
  font-size: 11px;
}

.pane {
  padding: 22px 22px 28px;
}

.pane-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.example-badge {
  padding: 3px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--gold);
  font-family: var(--mono);
  font-size: 11px;
}

.pane-desc {
  margin-bottom: 18px;
  font-size: 14px;
}

.file-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.file-btn {
  display: grid;
  grid-template-columns: 18px 1fr auto;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 9px 10px;
  border: 1px solid var(--line-soft);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.015);
  color: inherit;
  text-align: left;
  cursor: pointer;
  font: inherit;
}

.file-btn:hover,
.file-btn:focus-visible,
.file-btn[aria-pressed="true"] {
  border-color: var(--sprout-dim);
  background: rgba(143, 206, 122, 0.06);
  outline: none;
}

.file-name {
  min-width: 0;
  overflow-wrap: anywhere;
}

.file-kind {
  white-space: nowrap;
}

.file-glyph {
  color: var(--sprout);
  font-family: var(--mono);
  font-size: 12px;
}

.preview {
  padding: 14px 16px 16px;
  border: 1px dashed var(--line);
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.18);
}

.preview-label {
  margin-bottom: 6px;
  color: var(--gold);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.preview h3 {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
}

.preview pre {
  margin: 0;
  white-space: pre-wrap;
  color: var(--paper);
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.55;
}

.prompts,
.catch,
.cta {
  padding: 20px 0 12px;
}

.prompts h2,
.cta h2 {
  margin: 0 0 22px;
  font-size: clamp(28px, 4vw, 40px);
  letter-spacing: -0.035em;
}

.prompt-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.prompt-card {
  padding: 22px 22px 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--panel);
}

.prompt-tag {
  margin-bottom: 14px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.prompt-card.before .prompt-tag { color: var(--rust); }
.prompt-card.after .prompt-tag { color: var(--sprout); }

.prompt-card blockquote {
  margin: 0 0 16px;
}

.prompt-card blockquote p {
  margin: 0;
  font-family: var(--serif);
  font-size: 22px;
  font-style: italic;
  line-height: 1.35;
}

.prompt-card.before blockquote p {
  color: #f0c2aa;
}

.prompt-note {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.catch {
  margin: 28px 0;
  padding: 28px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.catch-label {
  margin-bottom: 8px;
  color: var(--gold);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.catch-copy {
  margin: 0;
  max-width: 62ch;
  font-family: var(--serif);
  font-size: 24px;
  line-height: 1.35;
}

.cta {
  padding: 48px 0 32px;
}

.cta p {
  margin: 0 0 22px;
  color: var(--muted);
}

.cta-button {
  display: inline-flex;
  align-items: center;
  padding: 12px 16px;
  border-radius: 999px;
  background: var(--sprout);
  color: #132015;
  font-weight: 650;
  text-decoration: none;
}

.cta-button:hover,
.cta-button:focus-visible {
  filter: brightness(1.05);
  outline: 2px solid var(--paper);
  outline-offset: 3px;
}

.site-footer {
  padding: 28px 0 48px;
  color: var(--faint);
  font-size: 13px;
}

.site-footer p {
  margin: 0 0 6px;
}

.site-footer a {
  color: var(--muted);
  overflow-wrap: anywhere;
}

.empty-hint {
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 820px) {
  .site-header {
    flex-wrap: wrap;
  }

  .source-chip {
    margin-left: 0;
  }

  .repo-body,
  .prompt-grid {
    grid-template-columns: 1fr;
  }

  .tree {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .repo-body {
    min-height: 0;
  }

  .hero {
    padding-top: 36px;
  }

  .catch-copy,
  .prompt-card blockquote p {
    font-size: 20px;
  }

  .file-btn {
    grid-template-columns: 18px 1fr;
    align-items: start;
  }

  .file-kind {
    grid-column: 2;
    justify-self: start;
  }
}

@media (max-width: 520px) {
  .repo-chrome {
    grid-template-columns: auto 1fr;
  }

  .repo-meta {
    display: none;
  }

  .folder-copy span {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .cursor { animation: none; }
}