/* treebox docs — minimal, paper-and-moss look to match the logo.
   Self-contained: system font stacks only, no external requests. */

:root {
  --md-text-font-family: ui-sans-serif, -apple-system, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  --md-code-font-family: ui-monospace, "SF Mono", "Cascadia Code", Menlo,
    Consolas, "Liberation Mono", monospace;
  --tx-radius: 10px;
}

/* ---- palette -------------------------------------------------------- */

[data-md-color-primary="custom"] {
  --md-primary-fg-color: #3e6b4f;
  --md-primary-fg-color--light: #4e8763;
  --md-primary-fg-color--dark: #2f5540;
  --md-primary-bg-color: #ffffff;
  --md-primary-bg-color--light: #ffffffb3;
}

[data-md-color-accent="custom"] {
  --md-accent-fg-color: #2f7a4d;
  --md-accent-fg-color--transparent: #2f7a4d1a;
  --md-accent-bg-color: #ffffff;
  --md-accent-bg-color--light: #ffffffb3;
}

/* Warm paper background in light mode */
[data-md-color-scheme="default"] {
  --md-default-bg-color: #faf9f5;
  --md-default-fg-color: #232a25;
  --md-default-fg-color--light: #4b544d;
  --md-default-fg-color--lighter: #8a9189;
  --md-default-fg-color--lightest: #e8e6de;
  --md-typeset-color: #2a312b;
  --md-typeset-a-color: #35674a;
  --md-code-bg-color: #f0efe8;
  --md-code-fg-color: #35402f;
  --md-footer-bg-color: #22302a;
  --md-footer-bg-color--dark: #1b2621;
}

/* Mossy dark mode */
[data-md-color-scheme="slate"] {
  --md-default-bg-color: #151a17;
  --md-default-fg-color--lightest: #232a25;
  --md-typeset-a-color: #7fb894;
  --md-code-bg-color: #1d2420;
  --md-footer-bg-color: #10140f;
  --md-footer-bg-color--dark: #0c0f0b;
  --md-primary-fg-color: #7fb894;
  --md-accent-fg-color: #93cba7;
  --md-accent-fg-color--transparent: #93cba71a;
}

/* ---- header: quiet, translucent, borderline ------------------------- */

.md-header {
  background: color-mix(in srgb, var(--md-default-bg-color) 88%, transparent);
  color: var(--md-default-fg-color);
  box-shadow: none;
  border-bottom: 1px solid var(--md-default-fg-color--lightest);
  backdrop-filter: saturate(1.2) blur(8px);
  -webkit-backdrop-filter: saturate(1.2) blur(8px);
}

.md-header__title {
  font-weight: 700;
  letter-spacing: -0.01em;
}

.md-header__button.md-logo img {
  height: 1.6rem;
  width: 1.6rem;
}

[data-md-color-scheme="default"] .md-search__form {
  background: #eeede6;
}

[data-md-color-scheme="default"] .md-search__input::placeholder,
[data-md-color-scheme="default"] .md-search__icon {
  color: var(--md-default-fg-color--light);
}

[data-md-color-scheme="slate"] .md-search__form {
  background: #232a25;
}

/* ---- typography ------------------------------------------------------ */

.md-typeset {
  font-size: 0.78rem;
  line-height: 1.65;
}

.md-typeset h1,
.md-typeset h2,
.md-typeset h3 {
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--md-default-fg-color);
}

.md-typeset h2 {
  margin-top: 2.2em;
}

/* ---- code blocks ----------------------------------------------------- */

.md-typeset pre > code {
  border-radius: var(--tx-radius);
  padding: 0.9em 1.1em;
}

.md-typeset code {
  border-radius: 4px;
}

.md-clipboard,
.md-code__button {
  color: var(--md-default-fg-color--lighter);
}

/* ---- tables ---------------------------------------------------------- */

.md-typeset table:not([class]) {
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: var(--tx-radius);
  box-shadow: none;
  font-size: 0.74rem;
}

.md-typeset table:not([class]) th {
  background: var(--md-code-bg-color);
  color: var(--md-default-fg-color);
  font-weight: 600;
}

/* Don't wrap code spans mid-word inside table cells; the table scrolls */
.md-typeset table:not([class]) code {
  white-space: nowrap;
}

/* ---- buttons --------------------------------------------------------- */

.md-typeset .md-button {
  border-radius: 999px;
  padding: 0.55em 1.5em;
  font-weight: 600;
  border-width: 1px;
}

.md-typeset .md-button--primary {
  background-color: var(--md-primary-fg-color);
  border-color: var(--md-primary-fg-color);
  color: #fff;
}

[data-md-color-scheme="slate"] .md-typeset .md-button--primary {
  color: #10140f;
}

/* ---- grid cards ------------------------------------------------------ */

.md-typeset .grid.cards > ul > li {
  border-radius: var(--tx-radius);
  border: 1px solid var(--md-default-fg-color--lightest);
  background: color-mix(in srgb, var(--md-default-bg-color) 60%, var(--md-code-bg-color));
  transition: border-color 0.2s;
}

.md-typeset .grid.cards > ul > li:hover {
  border-color: var(--md-primary-fg-color--light, var(--md-primary-fg-color));
  box-shadow: none;
}

/* ---- hero (landing page) --------------------------------------------- */

.tx-hero {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  margin: 2.5rem 0 3rem;
}

.tx-hero__content {
  flex: 1 1 60%;
}

.tx-hero__content h1 {
  font-size: 2.1rem;
  line-height: 1.15;
  margin-bottom: 0.6rem;
}

.tx-hero__content p {
  font-size: 0.9rem;
  color: var(--md-default-fg-color--light);
  max-width: 34rem;
}

.tx-hero__image {
  flex: 0 0 auto;
}

.tx-hero__image img {
  width: 13rem;
  height: auto;
  display: block;
}

.tx-hero__buttons {
  margin-top: 1.4rem;
}

.tx-hero__buttons .md-button {
  margin-right: 0.6rem;
  margin-bottom: 0.5rem;
}

@media screen and (max-width: 44em) {
  .tx-hero {
    flex-direction: column-reverse;
    text-align: center;
    gap: 1rem;
    margin-top: 1rem;
  }
  .tx-hero__content p {
    margin-left: auto;
    margin-right: auto;
  }
  .tx-hero__image img {
    width: 9rem;
  }
}

/* ---- terminal mockup -------------------------------------------------- */

/* Terminal output palette, scheme-aware */
[data-md-color-scheme="default"] {
  --tx-ok: #2f8a4f;
  --tx-err: #b3574d;
  --tx-acc: #3e6b4f;
  --tx-dim: #8a9189;
}

[data-md-color-scheme="slate"] {
  --tx-ok: #7fd49a;
  --tx-err: #d98a80;
  --tx-acc: #7fb894;
  --tx-dim: #7d857e;
}

.c-ok { color: var(--tx-ok); }
.c-err { color: var(--tx-err); }
.c-acc { color: var(--tx-acc); }
.c-dim { color: var(--tx-dim); }

/* Hero demo GIF — the full lifecycle, rendered with Remotion */
.tx-demo {
  margin: 1.5rem auto;
  max-width: 704px;
}

.tx-demo img {
  display: block;
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--md-default-fg-color--lightest);
}

/* "Copy page" button — an agent-ready Markdown copy of the whole page.
   Injected at the top-right of every article by javascripts/treebox.js,
   above the H1. Degrades to nothing without JS. */
.tx-copy-page-bar {
  display: flex;
  justify-content: flex-end;
  margin: 0 0 0.35rem;
}

.tx-copy-page {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  padding: 0.28rem 0.62rem;
  font-size: 0.68rem;
  font-weight: 600;
  line-height: 1;
  color: var(--md-default-fg-color--light);
  background: var(--md-code-bg-color);
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 999px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.tx-copy-page:hover {
  color: var(--md-accent-fg-color);
  border-color: var(--md-accent-fg-color);
}

/* After a copy: the whole pill goes green and the copy icon swaps to a
   check — currentColor makes the checkmark green to match. */
.tx-copy-page.is-copied {
  color: var(--tx-ok);
  border-color: currentColor;
}

/* Icon swap. Each selector carries the same class+element specificity so the
   toggle is decided by state, not by rule ordering: copy icon shows by
   default, check icon shows only when copied. */
.tx-copy-page svg { display: block; }
.tx-copy-page svg.tx-copy-page__check { display: none; }
.tx-copy-page.is-copied svg:not(.tx-copy-page__check) { display: none; }
.tx-copy-page.is-copied svg.tx-copy-page__check { display: block; }

/* Label with zero layout shift: both words share one grid cell, so the pill is
   always as wide as "Copy page"; copying only toggles which word is visible. */
.tx-copy-page__label { display: inline-grid; }
.tx-copy-page__word {
  grid-area: 1 / 1;
  text-align: left;
  white-space: nowrap;
}
.tx-copy-page__word--done { visibility: hidden; }
.tx-copy-page.is-copied .tx-copy-page__word--copy { visibility: hidden; }
.tx-copy-page.is-copied .tx-copy-page__word--done { visibility: visible; }


/* Console code blocks: green unselectable prompt, so manual selection and
   the copy button (see javascripts/treebox.js) both grab commands only. */
.md-typeset .highlight .gp {
  color: var(--tx-ok);
  user-select: none;
}

/* Balance the four feature cards into 2×2 on wide screens */
@media screen and (min-width: 60em) {
  .md-typeset .grid.cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ---- does / doesn't lists --------------------------------------------- */

.md-typeset .tx-checklist ul {
  list-style: none;
  padding-left: 0.1em;
}

.md-typeset .tx-checklist ul > li {
  margin-left: 0;
}

.md-typeset .tx-yes {
  color: #3e8e5a;
}

.md-typeset .tx-no {
  color: #b3574d;
}

.md-typeset .twemoji.tx-yes svg,
.md-typeset .twemoji.tx-no svg {
  vertical-align: -0.15em;
}

/* ---- misc polish ------------------------------------------------------ */

.md-nav__title {
  color: var(--md-default-fg-color--light);
}

.md-footer-meta {
  font-size: 0.64rem;
}

.md-typeset :is(.admonition, details) {
  border-radius: var(--tx-radius);
  font-size: 0.74rem;
}

/* Tint "note" admonitions moss-green to match the palette */
.md-typeset .admonition.note,
.md-typeset details.note {
  border-color: #4e8763;
}

.md-typeset .note > .admonition-title,
.md-typeset .note > summary {
  background-color: #4e876314;
}

.md-typeset .note > .admonition-title::before,
.md-typeset .note > summary::before {
  background-color: #4e8763;
}