/* ═══════════════════════════════════════════════════════════════════
   Custodea × MkDocs Material — "Swiss editorial" skin
   Ports the tokens from apps/site/src/app/(marketing)/globals.css onto
   Material's custom properties, then strips the Material tells:
   rounded corners, elevation shadows, and Roboto.
   ═══════════════════════════════════════════════════════════════════ */

/* Self-hosted latin subsets — nothing here reaches a third party at
   runtime. Material's own font loader is off (`font: false` in
   mkdocs.yml). Variable fonts, so one file covers the whole weight
   range each. Regenerate with apps/docs/scripts/fetch-fonts.py. */

@font-face {
  font-family: "Inter Tight";
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url("../assets/fonts/inter-tight-latin.woff2") format("woff2");
}

@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url("../assets/fonts/jetbrains-mono-latin.woff2") format("woff2");
}

@font-face {
  font-family: "Source Serif 4";
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url("../assets/fonts/source-serif-4-latin.woff2") format("woff2");
}

/* ─── Tokens ─────────────────────────────────────────────────────── */

[data-md-color-scheme="custodea"] {
  --paper: #f5f3ee;
  --paper-2: #ebe8df;
  --paper-3: #e2ddd0;
  --card: #ffffff;

  --rule: #1a1a1a;
  --rule-soft: rgba(26, 26, 26, 0.12);
  --rule-hair: rgba(26, 26, 26, 0.08);

  --ink: #1a1a1a;
  --ink-2: #3a3632;
  --ink-3: #6b645a;
  --ink-4: #9a9187;

  --accent: #003d82;
  --accent-2: #002a5c;
  --accent-wash: rgba(0, 61, 130, 0.08);

  --ok: #2d5016;
  --ok-wash: rgba(45, 80, 22, 0.1);
  --warn: #8a6d1f;
  --warn-wash: rgba(138, 109, 31, 0.1);
  --err: #7a2e1e;
  --err-wash: rgba(122, 46, 30, 0.1);

  /* Footer is a solid ink block on paper. Kept per-scheme rather than
     derived from --ink, which inverts in dark mode. */
  --footer-bg: #1a1a1a;
  --footer-fg: #f5f3ee;
  --footer-rule: rgba(245, 243, 238, 0.16);

  color-scheme: light;
}

[data-md-color-scheme="custodea-dark"] {
  --paper: #14130f;
  --paper-2: #1c1a16;
  --paper-3: #25221d;
  --card: #1c1a16;

  --rule: #f0ebe0;
  --rule-soft: rgba(240, 235, 224, 0.14);
  --rule-hair: rgba(240, 235, 224, 0.08);

  --ink: #f0ebe0;
  --ink-2: #cfc8bb;
  --ink-3: #968d7f;
  --ink-4: #6b6358;

  --accent: #4a8fd6;
  --accent-2: #6ba6e2;
  --accent-wash: rgba(74, 143, 214, 0.12);

  --ok: #6fa055;
  --ok-wash: rgba(111, 160, 85, 0.14);
  --warn: #c9a14a;
  --warn-wash: rgba(201, 161, 74, 0.14);
  --err: #d46a52;
  --err-wash: rgba(212, 106, 82, 0.14);

  /* In dark mode the footer lifts slightly instead of inverting. */
  --footer-bg: #1c1a16;
  --footer-fg: #f0ebe0;
  --footer-rule: rgba(240, 235, 224, 0.14);

  color-scheme: dark;
}

/* Map Custodea tokens onto Material's variables. Both schemes share this
   block — the tokens above are what differ. */
[data-md-color-scheme="custodea"],
[data-md-color-scheme="custodea-dark"] {
  --md-default-bg-color: var(--paper);
  --md-default-bg-color--light: var(--paper-2);
  --md-default-bg-color--lighter: var(--paper-3);
  --md-default-bg-color--lightest: var(--paper-3);

  --md-default-fg-color: var(--ink);
  --md-default-fg-color--light: var(--ink-2);
  --md-default-fg-color--lighter: var(--ink-3);
  --md-default-fg-color--lightest: var(--ink-4);

  /* Header is paper, not a colour block — this is the single biggest
     move away from the stock Material look. */
  --md-primary-fg-color: var(--paper);
  --md-primary-fg-color--light: var(--paper-2);
  --md-primary-fg-color--dark: var(--paper-3);
  --md-primary-bg-color: var(--ink);
  --md-primary-bg-color--light: var(--ink-3);

  --md-accent-fg-color: var(--accent);
  --md-accent-fg-color--transparent: var(--accent-wash);
  --md-accent-bg-color: var(--paper);

  --md-typeset-color: var(--ink);
  --md-typeset-a-color: var(--accent);

  --md-code-fg-color: var(--ink);
  --md-code-bg-color: var(--paper-2);

  --md-footer-fg-color: var(--footer-fg);
  --md-footer-fg-color--light: color-mix(in srgb, var(--footer-fg) 70%, transparent);
  --md-footer-fg-color--lighter: color-mix(in srgb, var(--footer-fg) 45%, transparent);
  --md-footer-bg-color: var(--footer-bg);
  --md-footer-bg-color--dark: var(--footer-bg);

  --md-shadow-z1: none;
  --md-shadow-z2: none;
  --md-shadow-z3: none;

  --md-text-font-family: "Inter Tight", -apple-system, "Helvetica Neue", Arial, sans-serif;
  --md-code-font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
}

/* ─── Global de-Materialisation ──────────────────────────────────── */

/* Nothing in this design system is rounded. */
* {
  border-radius: 0 !important;
}

body,
input,
button,
select,
textarea {
  font-family: var(--md-text-font-family);
  font-feature-settings: "ss01", "cv11";
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.md-typeset {
  font-size: 0.8rem;
  line-height: 1.65;
}

/* ─── Header — mirrors nav/TopNav.tsx ────────────────────────────── */

.md-header {
  background: var(--paper);
  color: var(--ink);
  border-bottom: 1px solid var(--ink);
  box-shadow: none !important;
  height: 60px;
}

.md-header__inner {
  height: 60px;
  padding: 0;
  max-width: 1280px;
  margin: 0 auto;
}

/* Wordmark in the serif, like the marketing header. */
.md-header__title {
  font-family: "Source Serif 4", "Times New Roman", Times, serif;
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin-left: 0;
}

.md-header__button.md-logo {
  padding: 0 0.6rem 0 1.2rem;
}

.md-header__button.md-logo :is(img, svg) {
  width: 20px;
  height: 20px;
}

/* Vertical hairline after the wordmark — the marketing nav's grid rule. */
.md-header__title::after {
  content: "";
  display: block;
}

.md-header .md-header__option,
.md-header .md-header__button {
  color: var(--ink);
}

/* Search box: square, hairline, paper-2 fill. */
.md-search__form {
  background: var(--paper-2);
  border: 1px solid var(--rule-soft);
  height: 34px;
}

.md-search__form:hover {
  background: var(--paper-3);
}

.md-search__input::placeholder {
  color: var(--ink-4);
}

.md-search__output {
  border: 1px solid var(--ink);
}

/* ─── Tabs / sidebar ─────────────────────────────────────────────── */

.md-tabs {
  background: var(--paper);
  color: var(--ink);
  border-bottom: 1px solid var(--rule-hair);
}

.md-nav {
  font-size: 0.72rem;
}

/* Section labels in the mono eyebrow style (.df-eyebrow). */
.md-nav__title,
.md-nav__item--section > .md-nav__link {
  font-family: var(--md-code-font-family);
  font-size: 10px !important;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-3) !important;
  font-weight: 500;
}

.md-nav__link {
  color: var(--ink-2);
}

.md-nav__link:is(:focus, :hover) {
  color: var(--accent);
}

.md-nav__link--active,
.md-nav__link[href]:is(.md-nav__link--active) {
  color: var(--ink);
  font-weight: 500;
}

/* Active page marker — a hard rule, not a pill. */
.md-nav--secondary .md-nav__link--active {
  border-left: 2px solid var(--accent);
  padding-left: 0.5rem;
  margin-left: -0.6rem;
}

.md-sidebar--secondary .md-nav__title {
  border-bottom: 1px solid var(--rule-hair);
  padding-bottom: 0.5rem;
}

/* ─── Typography ─────────────────────────────────────────────────── */

.md-typeset :is(h1, h2, h3, h4) {
  font-family: "Source Serif 4", "Times New Roman", Times, serif;
  font-feature-settings: "liga", "dlig", "onum";
  letter-spacing: -0.015em;
  color: var(--ink);
  font-weight: 500;
}

.md-typeset h1 {
  font-size: 2.1rem;
  line-height: 1.15;
  margin-bottom: 1.2rem;
  font-weight: 500;
}

.md-typeset h2 {
  font-size: 1.45rem;
  margin-top: 2.4rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--rule-soft);
}

.md-typeset h3 {
  font-size: 1.1rem;
  margin-top: 1.8rem;
}

/* Underline-on-hover links, like .df-link. */
.md-typeset a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.1s;
}

.md-typeset a:hover {
  border-bottom-color: var(--accent);
}

.md-typeset hr {
  border-bottom: 1px solid var(--rule-soft);
}

/* ─── Code ───────────────────────────────────────────────────────── */

.md-typeset code {
  font-family: var(--md-code-font-family);
  font-feature-settings: "ss01", "zero";
  font-size: 0.78em;
  background: var(--paper-2);
  border: 1px solid var(--rule-hair);
  padding: 1px 5px;
}

/* A fenced block renders as .highlight > pre > code. The frame belongs to
   the outermost element only — putting it on both .highlight and pre gives
   a doubled border and doubled padding. */
.md-typeset .highlight {
  border: 1px solid var(--rule-soft);
  background: var(--paper-2);
}

.md-typeset .highlight pre {
  border: none;
  background: transparent;
  margin: 0;
}

.md-typeset pre > code {
  border: none;
  background: transparent;
  padding: 0.9rem 1rem;
}

.md-typeset .highlighttable .linenos {
  border-right: 1px solid var(--rule-hair);
}

.md-clipboard {
  color: var(--ink-4);
}

.md-clipboard:hover {
  color: var(--ink);
}

/* Tabbed code blocks — hairline underline, no pill. */
.md-typeset .tabbed-labels > label {
  font-family: var(--md-code-font-family);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--ink-3);
}

.md-typeset .tabbed-labels > label:hover {
  color: var(--accent);
}

/* ─── Admonitions — square, hairline, wash fill ──────────────────── */

.md-typeset :is(.admonition, details) {
  border: 1px solid var(--rule-soft);
  border-left-width: 2px;
  box-shadow: none;
  background: var(--paper-2);
  color: var(--ink);
  font-size: 0.75rem;
}

.md-typeset :is(.admonition-title, summary) {
  background: transparent;
  border: none;
  font-family: var(--md-code-font-family);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
}

.md-typeset .admonition.note {
  border-left-color: var(--accent);
  background: var(--accent-wash);
}
.md-typeset .note > .admonition-title {
  color: var(--accent);
}

.md-typeset .admonition.tip,
.md-typeset .admonition.success {
  border-left-color: var(--ok);
  background: var(--ok-wash);
}
.md-typeset :is(.tip, .success) > .admonition-title {
  color: var(--ok);
}

.md-typeset .admonition.warning {
  border-left-color: var(--warn);
  background: var(--warn-wash);
}
.md-typeset .warning > .admonition-title {
  color: var(--warn);
}

.md-typeset .admonition.danger {
  border-left-color: var(--err);
  background: var(--err-wash);
}
.md-typeset .danger > .admonition-title {
  color: var(--err);
}

/* Kill Material's icon chips in admonition titles — the mono label
   carries the meaning here. */
.md-typeset :is(.admonition-title, summary)::before {
  display: none;
}

.md-typeset :is(.admonition-title, summary) {
  padding-left: 0.8rem;
}

/* ─── Tables ─────────────────────────────────────────────────────── */

.md-typeset table:not([class]) {
  border: 1px solid var(--rule-soft);
  box-shadow: none;
  font-size: 0.72rem;
}

.md-typeset table:not([class]) th {
  background: var(--paper-2);
  font-family: var(--md-code-font-family);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--ink-2);
  border-bottom: 1px solid var(--ink);
}

.md-typeset table:not([class]) td {
  border-top: 1px solid var(--rule-hair);
}

/* ─── Buttons ────────────────────────────────────────────────────── */

.md-typeset .md-button {
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font-size: 13px;
  font-weight: 500;
  padding: 11px 20px;
  transition: transform 0.1s;
}

.md-typeset .md-button:hover {
  transform: translateY(-1px);
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.md-typeset .md-button--primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--paper);
}

/* ─── Footer — ink block, like the marketing footer ──────────────── */

.md-footer {
  background: var(--footer-bg);
  color: var(--footer-fg);
}

.md-footer-meta {
  background: var(--footer-bg);
  border-top: 1px solid var(--footer-rule);
}

.md-copyright__highlight,
.md-footer__title,
.md-footer__direction {
  color: var(--footer-fg);
}

.md-copyright {
  font-family: var(--md-code-font-family);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.md-footer__link {
  border-top: none;
}

/* ─── Content width — matches the marketing 1280px grid ──────────── */

.md-grid {
  max-width: 1280px;
}

.md-content {
  border-left: 1px solid var(--rule-hair);
  border-right: 1px solid var(--rule-hair);
}

.md-content__inner {
  padding: 1.6rem 1.8rem 2.4rem;
  margin-bottom: 0;
}

.md-content__inner::before {
  display: none;
}