/* IBM-style documentation layout (Carbon type scale + gray theme).
   IBM Plex is OFL. No IBM 8-bar logo. No IBM Blue 60 / Magenta. */

:root {
  --doc-text: #161616;
  --doc-text-secondary: #525252;
  --doc-bg: #f4f4f4;
  --doc-layer: #ffffff;
  --doc-border: #e0e0e0;
  --doc-hover: #e8e8e8;
  --doc-code-bg: #f4f4f4;
  --doc-header-rule: #161616;
  --doc-warn: #8e6a00;
  --doc-danger: #750e13;
}

[data-md-color-scheme="slate"] {
  --doc-text: #f4f4f4;
  --doc-text-secondary: #c6c6c6;
  --doc-bg: #161616;
  --doc-layer: #262626;
  --doc-border: #393939;
  --doc-hover: #393939;
  --doc-code-bg: #262626;
  --doc-header-rule: #f4f4f4;
  --doc-warn: #d2a106;
  --doc-danger: #ff8389;
}

/* Carbon gray tokens as Material CSS variables (not IBM Blue). */
[data-md-color-scheme="default"] {
  --md-default-fg-color: #161616;
  --md-default-fg-color--light: #525252;
  --md-default-bg-color: #f4f4f4;
  --md-primary-fg-color: #161616;
  --md-primary-bg-color: #ffffff;
  --md-accent-fg-color: #525252;
  --md-typeset-a-color: #161616;
  --md-code-bg-color: #f4f4f4;
  --md-footer-bg-color: #e0e0e0;
  --md-footer-fg-color: #161616;
}

[data-md-color-scheme="slate"] {
  --md-default-fg-color: #f4f4f4;
  --md-default-fg-color--light: #c6c6c6;
  --md-default-bg-color: #161616;
  --md-primary-fg-color: #f4f4f4;
  --md-primary-bg-color: #161616;
  --md-accent-fg-color: #c6c6c6;
  --md-typeset-a-color: #f4f4f4;
  --md-code-bg-color: #262626;
}

html {
  font-size: 100%;
}

body {
  background-color: var(--doc-bg);
}

/* Keep nav + article + TOC as one band (Material defaults to ~61rem and space-between). */
.md-grid {
  max-width: 92rem;
}

.md-main__inner {
  margin-top: 0;
}

@media screen and (min-width: 76.25em) {
  .md-main__inner {
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
    gap: 1.25rem;
    margin: 0 1.25rem 0 0.5rem;
  }

  .md-sidebar--primary {
    width: 16.5rem;
  }

  .md-sidebar--secondary {
    width: 13.5rem;
  }

  .md-sidebar {
    padding-top: 0.75rem;
  }

  .md-content {
    flex: 1 1 0;
    min-width: 0;
    max-width: none;
    margin-left: 0;
    margin-right: 0;
  }

  .md-content__inner {
    margin: 0;
    padding-top: 0.85rem;
    padding-bottom: 2rem;
  }

  .md-sidebar--secondary .md-nav {
    margin-left: 0;
  }
}

@media screen and (min-width: 100em) {
  .md-grid {
    max-width: 100rem;
  }
}

/* Header: light bar + 3px top rule. Override Material primary=black (otherwise title is invisible). */
.md-header,
[data-md-color-primary="black"] .md-header {
  background-color: var(--doc-layer) !important;
  color: var(--doc-text) !important;
  box-shadow: none;
  border-bottom: 1px solid var(--doc-border);
}

.md-header::before {
  content: "";
  display: block;
  height: 3px;
  background: var(--doc-header-rule);
}

.md-header__inner {
  padding-top: 0;
}

.md-header__title,
.md-header .md-header__button,
.md-header .md-source,
.md-header .md-source__repository,
.md-header .md-tabs,
.md-header .md-ellipsis {
  color: var(--doc-text) !important;
}

.md-header .md-header__button svg {
  fill: currentColor;
}

.md-header .md-search__form {
  background-color: var(--doc-bg) !important;
  border-radius: 0;
  box-shadow: none;
}

.md-header .md-search__input,
.md-header .md-search__input + .md-search__icon {
  color: var(--doc-text) !important;
  background-color: transparent;
}

.md-header .md-search__input::placeholder {
  color: var(--doc-text-secondary);
}

.md-header .md-header__source {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  width: auto;
  max-width: none;
  padding-right: 0.25rem;
}

.md-header .md-header__source .md-source {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--doc-text) !important;
  opacity: 1;
}

.md-header .md-header__source .md-source svg {
  fill: currentColor;
}

.md-header .md-header__source .md-source__icon {
  color: var(--doc-text);
}

.md-search-result__meta {
  background-color: var(--doc-bg);
  color: var(--doc-text-secondary);
}

/* Sidebar */
.md-nav__title,
.md-nav__item {
  font-size: 0.875rem;
  line-height: 1.25rem;
}

.md-nav__link {
  color: var(--doc-text) !important;
}

.md-nav__link:hover {
  background-color: var(--doc-hover);
  color: var(--doc-text) !important;
}

.md-nav__item .md-nav__link--active,
.md-nav__link.md-nav__link--active {
  font-weight: 600;
  color: var(--doc-text) !important;
  border-left: 3px solid var(--doc-header-rule);
  padding-left: 0.7rem;
  margin-left: -0.85rem;
}

.md-sidebar--primary .md-sidebar__scrollwrap,
.md-sidebar--secondary .md-sidebar__scrollwrap {
  background-color: var(--doc-bg);
}

/* Type scale (Carbon productive). */
.md-typeset {
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--doc-text);
}

.md-typeset a {
  color: var(--doc-text);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

.md-typeset a:hover {
  color: var(--doc-text-secondary);
}

.md-typeset h1 {
  font-weight: 400;
  font-size: 2rem;
  line-height: 1.25;
  letter-spacing: 0;
  color: var(--doc-text);
  margin: 0 0 1rem;
}

.md-typeset h2 {
  font-weight: 600;
  font-size: 1.25rem;
  line-height: 1.4;
  letter-spacing: 0;
  color: var(--doc-text);
  border-bottom: 1px solid var(--doc-border);
  padding-bottom: 0.35rem;
  margin-top: 2rem;
}

.md-typeset h3 {
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.375;
  color: var(--doc-text);
}

.md-typeset p,
.md-typeset li {
  font-size: 1rem;
  line-height: 1.5;
  color: var(--doc-text);
}

.md-typeset code,
.md-typeset pre,
.md-typeset kbd {
  font-family: "IBM Plex Mono", "Menlo", "Consolas", monospace;
  border-radius: 0;
}

.md-typeset code {
  background-color: var(--doc-code-bg);
  font-size: 0.875em;
  padding: 0.05em 0.35em;
  box-shadow: none;
}

.md-typeset pre {
  border: 1px solid var(--doc-border);
  background-color: var(--doc-layer);
}

.md-typeset .highlight,
.md-typeset .highlight pre {
  border-radius: 0;
}

/* Tables: hairline, square, header gray-10. */
.md-typeset table:not([class]) {
  border: 1px solid var(--doc-border);
  border-radius: 0;
  box-shadow: none;
  font-size: 0.875rem;
}

.md-typeset table:not([class]) th {
  background-color: var(--doc-bg);
  color: var(--doc-text);
  font-weight: 600;
  border: 1px solid var(--doc-border);
  vertical-align: bottom;
}

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

.md-typeset table:not([class]) tr:hover {
  background-color: transparent;
  box-shadow: none;
}

/* Admonitions: square, 3px left rule. */
.md-typeset .admonition,
.md-typeset details {
  border-radius: 0;
  box-shadow: none;
  border: 1px solid var(--doc-border);
  border-left: 3px solid var(--doc-text-secondary);
  background-color: var(--doc-layer);
}

.md-typeset .admonition-title,
.md-typeset summary {
  background-color: transparent;
  font-weight: 600;
  border-radius: 0;
}

.md-typeset .admonition.warning,
.md-typeset details.warning {
  border-left-color: var(--doc-warn);
}

.md-typeset .admonition.danger,
.md-typeset details.danger {
  border-left-color: var(--doc-danger);
}

.md-typeset .admonition.tip,
.md-typeset .admonition.note,
.md-typeset details.tip,
.md-typeset details.note {
  border-left-color: var(--doc-text-secondary);
}

/* Tabs (Linux / Git Bash): square. */
.md-typeset .tabbed-set {
  border-radius: 0;
}

.md-typeset .tabbed-labels > label {
  border-radius: 0;
  font-weight: 600;
  font-size: 0.875rem;
}

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

/* Buttons, chips, copy: square. */
.md-typeset .md-button,
.md-clipboard,
.md-annotation__index {
  border-radius: 0;
}

.md-footer {
  background-color: var(--doc-border);
  color: var(--doc-text);
}

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

.md-copyright,
.md-social {
  color: var(--doc-text-secondary);
}

.md-top {
  border-radius: 0;
  background-color: var(--doc-text);
  color: var(--doc-layer);
}