:root {
  --bg: #f4f6f1;
  --ink: #162018;
  --muted: #53604f;
  --card: #ffffff;
  --line: #d4ddcf;
  --brand: #1f6f43;
  --vscode-bg: #1e1e1e;
  --vscode-tab: #252526;
  --vscode-tab-active: #1e1e1e;
  --vscode-border: #3c3c3c;
  --vscode-ink: #d4d4d4;
  --vscode-muted: #9da3ad;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at top right, #dde9d9 0, var(--bg) 40%);
}

.wrapper {
  max-width: 980px;
  margin: 0 auto;
  padding: 2rem 1rem 4rem;
}

.wrapper-wide {
  max-width: 98vw;
}

.top-nav {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.25rem;
  align-items: center;
  flex-wrap: wrap;
}

.wrapper-wide .top-nav {
  max-width: 980px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 1.25rem;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-right: 0.4rem;
  text-decoration: none;
  color: var(--ink);
  font-weight: 700;
}

.brand-mark img {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #101820;
}

.nunchucks-example {
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  margin-top: 0.8rem;
}

.nunchucks-example-head {
  margin: 0;
  padding: 0.45rem 0.7rem;
  font-size: 0.8rem;
  color: var(--muted);
  background: #edf3ea;
  border-bottom: 1px solid var(--line);
}

.nunchucks-example pre {
  margin: 0;
  border-radius: 0;
}

h1, h2, h3 {
  font-family: "Space Grotesk", "Avenir Next", sans-serif;
  margin: 0 0 0.75rem;
}

p, li { line-height: 1.6; }

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

.hero {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.5rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1rem;
}

pre {
  background: #0f1711;
  color: #e8f5e9;
  border-radius: 12px;
  padding: 1rem;
  overflow-x: auto;
}

small { color: var(--muted); }

.lang-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.lang-tab {
  border: 1px solid var(--line);
  background: #f8fbf6;
  color: var(--ink);
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  cursor: pointer;
  font-size: 0.95rem;
}

.lang-tab.is-active {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
}

.toc {
  columns: 2;
  column-gap: 2rem;
}

.toc li {
  break-inside: avoid;
}

.core-links {
  font-size: 0.95rem;
  overflow-wrap: anywhere;
}

@media (max-width: 700px) {
  .toc {
    columns: 1;
  }

  .core-links {
    font-size: 0.82rem;
    line-height: 1.45;
  }
}

.docs-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 520px;
  gap: 1rem;
  align-items: start;
}

.project-pane {
  position: sticky;
  top: 1rem;
  max-height: calc(100vh - 2rem);
  overflow: auto;
  background: var(--vscode-bg);
  border: 1px solid var(--vscode-border);
  border-radius: 14px;
  padding: 0;
  color: var(--vscode-ink);
}

.project-pane-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 0.9rem;
  border-bottom: 1px solid var(--vscode-border);
  background: #2d2d2d;
}

.project-pane-sub {
  margin: 0.65rem 0.9rem 0.4rem;
  color: var(--vscode-muted);
  font-size: 0.87rem;
}

.file-tabs {
  display: flex;
  flex-wrap: nowrap;
  gap: 0;
  margin: 0;
  width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  white-space: nowrap;
  border-top: 1px solid var(--vscode-border);
  border-bottom: 1px solid var(--vscode-border);
  background: var(--vscode-tab);
}

.file-tab {
  border: 0;
  border-right: 1px solid var(--vscode-border);
  background: var(--vscode-tab);
  color: var(--vscode-muted);
  border-radius: 0;
  padding: 0.5rem 0.7rem;
  cursor: pointer;
  font-size: 0.8rem;
  font-family: "SF Mono", "Menlo", "Monaco", "Consolas", monospace;
}

.file-tab.is-active {
  background: var(--vscode-tab-active);
  color: var(--vscode-ink);
  box-shadow: inset 0 2px 0 #007acc;
}

.project-close {
  border: 1px solid var(--vscode-border);
  background: #3a3d41;
  color: var(--vscode-ink);
  border-radius: 8px;
  padding: 0.25rem 0.55rem;
  cursor: pointer;
  display: none;
}

.project-open {
  display: none;
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 40;
  border: 1px solid var(--brand);
  background: var(--brand);
  color: #fff;
  border-radius: 999px;
  padding: 0.6rem 0.9rem;
  cursor: pointer;
}

.project-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 17, 0.6);
  z-index: 30;
}

.project-pane pre {
  margin: 0;
  border-radius: 0;
  border: 0;
  background: var(--vscode-bg);
  font-family: "SF Mono", "Menlo", "Monaco", "Consolas", monospace;
  font-size: 0.86rem;
  line-height: 1.45;
}

.project-pane code {
  font-family: inherit;
}

.nunchucks-code .nc-line {
  display: block;
  padding: 0 0.2rem;
  margin: 0 -0.2rem;
  border-radius: 4px;
}

.nunchucks-code .nc-line.is-focus {
  background: rgba(0, 122, 204, 0.2);
  box-shadow: inset 2px 0 0 #007acc;
}

.nunchucks-code .nc-comment {
  color: #6a9955;
}

.nunchucks-code .nc-delim {
  color: #d4d4d4;
}

.nunchucks-code .nc-keyword {
  color: #c586c0;
}

.nunchucks-code .nc-name {
  color: #9cdcfe;
}

.nunchucks-code .nc-filter {
  color: #dcdcaa;
}

.nunchucks-code .nc-func {
  color: #dcdcaa;
}

.nunchucks-code .nc-string {
  color: #ce9178;
}

.nunchucks-code .nc-number {
  color: #b5cea8;
}

.nunchucks-code .nc-operator {
  color: #d4d4d4;
}

.nunchucks-code .nc-html-tag {
  color: #ce9178;
}

.nunchucks-code .nc-html-attr {
  color: #4fc1ff;
}

.core-topic-active {
  outline: 2px solid rgba(0, 122, 204, 0.2);
  border-radius: 6px;
}

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

  .project-pane {
    position: fixed;
    top: 3vh;
    left: 4vw;
    right: 4vw;
    bottom: 3vh;
    max-height: none;
    z-index: 50;
    display: none;
  }

  .project-pane.is-open {
    display: block;
  }

  .project-open {
    display: inline-block;
  }

  .project-close {
    display: inline-block;
  }
}

.playground-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1rem;
  align-items: stretch;
  min-height: calc(100vh - 220px);
}

.editor-pane {
  padding: 0;
  overflow: hidden;
  background: var(--vscode-bg);
  border-color: var(--vscode-border);
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.output-pane {
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.editor-pane,
.output-pane,
.pg-tabs-row,
.pg-tabs,
.pg-output-head,
.pg-output-tabs,
.pg-view-tabs {
  min-width: 0;
}

.output-pane pre {
  margin-top: 0.6rem;
  flex: 1;
}

.pg-tabs-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--vscode-border);
  background: #2d2d2d;
}

.pg-tabs {
  flex: 1;
  display: flex;
  flex-wrap: nowrap;
  overflow-x: auto;
  background: var(--vscode-tab);
  max-width: 100%;
}

.pg-tab {
  border: 0;
  border-right: 1px solid var(--vscode-border);
  background: var(--vscode-tab);
  color: var(--vscode-muted);
  padding: 0.45rem 0.7rem;
  font-size: 0.8rem;
  font-family: "SF Mono", "Menlo", "Monaco", "Consolas", monospace;
  cursor: pointer;
  white-space: nowrap;
}

.pg-tab.is-active {
  background: var(--vscode-tab-active);
  color: var(--vscode-ink);
  box-shadow: inset 0 2px 0 #007acc;
}

.pg-tab.is-njk .pg-tab-name {
  color: #4fc1ff;
}

.pg-tab.is-html .pg-tab-name {
  color: #ce9178;
}

.pg-add-inline {
  border: 0;
  border-left: 1px solid var(--vscode-border);
  background: #3a3d41;
  color: var(--vscode-ink);
  width: 34px;
  height: 34px;
  font-size: 1rem;
  cursor: pointer;
}

.pg-editor-wrap {
  flex: 1;
  min-height: 0;
}

.pg-editor-surface {
  width: 100%;
  height: 100%;
  min-height: 420px;
  background: var(--vscode-bg);
}

.pg-output-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.pg-export {
  border: 1px solid var(--line);
  background: #f8fbf6;
  color: var(--ink);
  border-radius: 8px;
  padding: 0.3rem 0.6rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.pg-output-tabs {
  display: flex;
  flex-wrap: nowrap;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfa;
  margin-top: 0.55rem;
  max-width: 100%;
}

.pg-out-tab {
  border: 0;
  border-right: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  padding: 0.35rem 0.6rem;
  font-size: 0.8rem;
  font-family: "SF Mono", "Menlo", "Monaco", "Consolas", monospace;
  cursor: pointer;
  white-space: nowrap;
}

.pg-out-tab.is-active {
  background: #eef5eb;
  color: var(--ink);
}

.pg-view-tabs {
  display: inline-flex;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  margin-top: 0.6rem;
  max-width: 100%;
}

.pg-view-tab {
  border: 0;
  border-right: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
  padding: 0.32rem 0.62rem;
  cursor: pointer;
  font-size: 0.82rem;
}

.pg-view-tab:last-child {
  border-right: 0;
}

.pg-view-tab.is-active {
  background: #eef5eb;
  color: var(--ink);
}

.pg-view-panel {
  margin-top: 0.6rem;
}

.pg-preview-frame {
  width: 100%;
  min-height: 360px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.pg-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  z-index: 120;
}

.pg-modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(92vw, 480px);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  z-index: 121;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.25);
}

.pg-modal-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--line);
}

.pg-modal-close {
  border: 0;
  background: transparent;
  font-size: 1.2rem;
  cursor: pointer;
}

.pg-modal-body {
  padding: 0.85rem 1rem;
  display: grid;
  gap: 0.75rem;
}

.pg-field {
  display: grid;
  gap: 0.35rem;
}

.pg-field select,
.pg-field input {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.45rem 0.55rem;
}

.pg-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.55rem;
  padding: 0 1rem 1rem;
}

.pg-btn-secondary,
.pg-btn-primary {
  border-radius: 8px;
  padding: 0.35rem 0.65rem;
  cursor: pointer;
}

.pg-btn-secondary {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
}

.pg-btn-primary {
  border: 1px solid var(--brand);
  background: var(--brand);
  color: #fff;
}

.pane-switch {
  display: none;
  gap: 0.5rem;
  margin-top: 1rem;
}

.pane-btn {
  border: 1px solid var(--line);
  background: #f8fbf6;
  color: var(--ink);
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  cursor: pointer;
}

.pane-btn.is-active {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}

@media (max-width: 900px) {
  .playground-layout {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .wrapper-wide {
    max-width: 100%;
    padding-left: 0.6rem;
    padding-right: 0.6rem;
  }

  .pane-switch {
    display: flex;
  }

  .playground-layout [data-pane] {
    display: none;
  }

  .playground-layout [data-pane].is-active {
    display: block;
  }

  .pg-editor-surface {
    min-height: 320px;
  }

  .pg-preview-frame {
    min-height: 280px;
  }
}