/* ============================================
   BlenderForge - Professional Documentation Theme
   Clean, Modern, Black & White with Full Responsiveness
   ============================================ */

/* CSS Variables */
:root {
  --bf-black: #000000;
  --bf-dark: #0d0d0d;
  --bf-gray-900: #1a1a1a;
  --bf-gray-800: #2d2d2d;
  --bf-gray-700: #404040;
  --bf-gray-600: #525252;
  --bf-gray-500: #6b6b6b;
  --bf-gray-400: #8a8a8a;
  --bf-gray-300: #a3a3a3;
  --bf-gray-200: #d4d4d4;
  --bf-gray-100: #ededed;
  --bf-gray-50: #f7f7f7;
  --bf-white: #ffffff;

  /* Brand accent - subtle purple for key highlights */
  --bf-accent: #7c3aed;
  --bf-accent-light: #a78bfa;

  /* Material overrides */
  --md-primary-fg-color: var(--bf-black);
  --md-primary-fg-color--light: var(--bf-gray-600);
  --md-primary-fg-color--dark: var(--bf-black);
  --md-accent-fg-color: var(--bf-accent);

  /* Transitions */
  --bf-transition-fast: 0.15s ease;
  --bf-transition: 0.25s ease;
  --bf-transition-slow: 0.4s ease;

  /* Shadows */
  --bf-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --bf-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --bf-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --bf-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

  /* Border radius */
  --bf-radius-sm: 4px;
  --bf-radius: 8px;
  --bf-radius-lg: 12px;
  --bf-radius-xl: 16px;
}

/* ============================================
   Light Mode (Default)
   ============================================ */

[data-md-color-scheme="default"] {
  --md-default-bg-color: var(--bf-white);
  --md-default-fg-color: var(--bf-gray-900);
  --md-default-fg-color--light: var(--bf-gray-600);
  --md-default-fg-color--lighter: var(--bf-gray-400);
  --md-default-fg-color--lightest: var(--bf-gray-200);
  --md-code-bg-color: var(--bf-gray-50);
}

/* ============================================
   Dark Mode
   ============================================ */

[data-md-color-scheme="slate"] {
  --md-default-bg-color: var(--bf-dark);
  --md-default-fg-color: var(--bf-gray-100);
  --md-default-fg-color--light: var(--bf-gray-300);
  --md-default-fg-color--lighter: var(--bf-gray-500);
  --md-default-fg-color--lightest: var(--bf-gray-700);
  --md-primary-fg-color: var(--bf-white);
  --md-code-bg-color: var(--bf-gray-900);

  --bf-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
  --bf-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
  --bf-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
}

/* ============================================
   Global Styles
   ============================================ */

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
}

::selection {
  background: var(--bf-accent);
  color: var(--bf-white);
}

/* ============================================
   Typography - Professional & Clean
   ============================================ */

.md-typeset {
  font-size: 0.92rem;
  line-height: 1.75;
  letter-spacing: -0.01em;
}

.md-typeset h1 {
  font-weight: 800;
  font-size: 2.75rem;
  letter-spacing: -0.03em;
  color: var(--bf-black);
  margin-bottom: 1rem;
  line-height: 1.1;
}

[data-md-color-scheme="slate"] .md-typeset h1 {
  color: var(--bf-white);
}

.md-typeset h1 + p {
  font-size: 1.25rem;
  color: var(--bf-gray-600);
  margin-bottom: 1.5rem;
}

[data-md-color-scheme="slate"] .md-typeset h1 + p {
  color: var(--bf-gray-400);
}

.md-typeset h2 {
  font-weight: 700;
  font-size: 1.75rem;
  margin-top: 3rem;
  margin-bottom: 1rem;
  color: var(--bf-gray-900);
  letter-spacing: -0.02em;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--bf-gray-100);
}

[data-md-color-scheme="slate"] .md-typeset h2 {
  color: var(--bf-gray-100);
  border-bottom-color: var(--bf-gray-800);
}

.md-typeset h3 {
  font-weight: 600;
  font-size: 1.25rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--bf-gray-800);
}

[data-md-color-scheme="slate"] .md-typeset h3 {
  color: var(--bf-gray-200);
}

.md-typeset p {
  margin-bottom: 1.25rem;
}

.md-typeset strong {
  font-weight: 600;
  color: var(--bf-black);
}

[data-md-color-scheme="slate"] .md-typeset strong {
  color: var(--bf-white);
}

/* ============================================
   Badge Container - Professional Alignment
   ============================================ */

/* Style badges in a row with proper spacing */
.md-typeset p:has(> a > img[src*="shields.io"]) {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0 1.5rem 0;
}

.md-typeset p > a:has(img[src*="shields.io"]) {
  display: inline-flex;
  transition: transform var(--bf-transition-fast), opacity var(--bf-transition-fast);
}

.md-typeset p > a:has(img[src*="shields.io"]):hover {
  transform: translateY(-2px);
  opacity: 0.9;
}

.md-typeset p > a > img[src*="shields.io"] {
  height: 22px;
  border-radius: var(--bf-radius-sm);
}

/* ============================================
   Header / Navigation - Custom Modern Design
   ============================================ */

.md-header {
  background: var(--bf-black) !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: none;
}

[data-md-color-scheme="slate"] .md-header {
  background: var(--bf-dark) !important;
  border-bottom-color: var(--bf-gray-800);
}

.md-header[data-md-state="shadow"] {
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
  border-bottom-color: transparent;
}

.md-header__inner {
  padding: 0.25rem 1rem;
}

.md-header__button {
  color: var(--bf-white);
  width: 2rem;
  height: 2rem;
  transition: all var(--bf-transition-fast);
}

.md-header__button:hover {
  color: var(--bf-gray-300);
}

/* Hide logo/icon completely from navbar */
.md-header__button.md-logo,
.md-logo,
a.md-logo,
[data-md-component="logo"],
.md-header__inner > .md-header__button:first-child {
  display: none !important;
  width: 0 !important;
  padding: 0 !important;
  margin: 0 !important;
}

/* Header title - clean and simple, no overlapping */
.md-header__title,
.md-header__title *,
.md-header__topic,
.md-header__topic *,
.md-header .md-ellipsis,
.md-header__ellipsis {
  background: transparent !important;
  background-color: transparent !important;
  color: var(--bf-white) !important;
}

.md-header__title {
  position: relative;
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  overflow: hidden;
  height: auto !important;
}

/* Disable the sliding animation - show only site name */
.md-header__title > .md-header__ellipsis {
  position: relative !important;
  height: auto !important;
  overflow: visible !important;
}

/* Show only the first topic (site name) */
.md-header__topic {
  position: relative !important;
  display: block !important;
  font-weight: 600;
  font-size: 0.85rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transform: none !important;
  opacity: 1 !important;
  transition: none !important;
}

/* Hide the second topic (page title) completely */
.md-header__topic + .md-header__topic {
  display: none !important;
}

/* Keep it consistent when scrolled */
.md-header[data-md-state="shadow"] .md-header__topic {
  transform: none !important;
  opacity: 1 !important;
}

.md-header[data-md-state="shadow"] .md-header__topic + .md-header__topic {
  display: none !important;
}

/* Navigation Tabs - Custom Style */
.md-tabs {
  background: var(--bf-black) !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

[data-md-color-scheme="slate"] .md-tabs {
  background: var(--bf-dark) !important;
  border-bottom-color: var(--bf-gray-800);
}

.md-tabs__list {
  display: flex;
  gap: 0.25rem;
}

.md-tabs__item {
  height: auto;
  padding: 0;
}

.md-tabs__link {
  font-weight: 600;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.6);
  padding: 0.75rem 1rem;
  border-radius: 0;
  position: relative;
  transition: all var(--bf-transition-fast);
}

.md-tabs__link::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--bf-white);
  transform: scaleX(0);
  transition: transform var(--bf-transition);
}

.md-tabs__link:hover {
  color: rgba(255, 255, 255, 0.9);
}

.md-tabs__link:hover::before {
  transform: scaleX(0.6);
}

.md-tabs__link--active {
  color: var(--bf-white);
}

.md-tabs__link--active::before {
  transform: scaleX(1);
}

/* GitHub Source Button - Hidden */
.md-source {
  display: none !important;
}

/* Header inner flex alignment */
.md-header__inner {
  display: flex;
  align-items: center;
}

/* Search Box */
.md-search__form {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--bf-radius);
}

.md-search__form:hover {
  background: rgba(255, 255, 255, 0.12);
}

.md-search__input {
  font-size: 0.85rem;
}

.md-search__input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

/* ============================================
   Header Responsive - All Screen Sizes
   ============================================ */

/* Large Desktop (1400px+) */
@media screen and (min-width: 1400px) {
  .md-header__inner {
    max-width: 100%;
    padding: 0.5rem 2rem;
  }

  .md-header__title {
    font-size: 1.2rem;
  }

  .md-tabs__link {
    font-size: 0.75rem;
    padding: 0.85rem 1.25rem;
  }
}

/* Desktop (1200px - 1399px) */
@media screen and (min-width: 1200px) and (max-width: 1399px) {
  .md-header__inner {
    padding: 0.4rem 1.5rem;
  }

  .md-header__title {
    font-size: 1.1rem;
  }

  .md-tabs__link {
    font-size: 0.72rem;
    padding: 0.8rem 1.1rem;
  }
}

/* Small Desktop / Tablet Landscape (960px - 1199px) */
@media screen and (min-width: 960px) and (max-width: 1199px) {
  .md-header__inner {
    padding: 0.35rem 1rem;
  }

  .md-header__title {
    font-size: 1rem;
  }

  .md-tabs__link {
    font-size: 0.68rem;
    padding: 0.75rem 0.9rem;
  }
}

/* Tablet (768px - 959px) */
@media screen and (min-width: 768px) and (max-width: 959px) {
  .md-header__inner {
    padding: 0.3rem 0.75rem;
  }

  .md-header__title {
    font-size: 0.95rem;
  }

  .md-tabs__link {
    font-size: 0.65rem;
    padding: 0.7rem 0.75rem;
    letter-spacing: 0.05em;
  }

  .md-source__repository {
    display: none;
  }
}

/* Large Phone / Small Tablet (600px - 767px) */
@media screen and (min-width: 600px) and (max-width: 767px) {
  .md-header__inner {
    padding: 0.25rem 0.5rem;
  }

  .md-header__title {
    font-size: 0.9rem;
  }

  .md-tabs__link {
    font-size: 0.6rem;
    padding: 0.6rem 0.6rem;
    letter-spacing: 0.03em;
  }

  .md-source {
    display: none;
  }
}

/* Phone (480px - 599px) */
@media screen and (max-width: 599px) {
  .md-header {
    position: sticky;
    top: 0;
    z-index: 100;
  }

  .md-header__inner {
    padding: 0.25rem 0.5rem;
    min-height: 2.5rem;
  }

  .md-header__title {
    font-size: 0.85rem;
    max-width: 150px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .md-header__button {
    width: 1.75rem;
    height: 1.75rem;
  }

  .md-tabs {
    display: none;
  }

  .md-source {
    display: none;
  }
}

/* Small Phone (< 480px) */
@media screen and (max-width: 479px) {
  .md-header__inner {
    padding: 0.2rem 0.4rem;
    min-height: 2.25rem;
  }

  .md-header__title {
    font-size: 0.8rem;
    max-width: 120px;
  }

  .md-header__button {
    width: 1.5rem;
    height: 1.5rem;
  }

  .md-header__button svg {
    width: 1rem;
    height: 1rem;
  }
}

/* Very Small Phone (< 360px) */
@media screen and (max-width: 359px) {
  .md-header__inner {
    padding: 0.15rem 0.3rem;
  }

  .md-header__title {
    font-size: 0.75rem;
    max-width: 100px;
  }

  .md-header__button {
    width: 1.35rem;
    height: 1.35rem;
  }
}

/* ============================================
   Sidebar - Clean Navigation
   ============================================ */

.md-sidebar {
  scrollbar-width: thin;
}

/* Mobile Navigation Drawer */
.md-nav--primary,
.md-nav--primary .md-nav__title,
.md-nav--primary .md-nav__title[for="__drawer"] {
  background: var(--bf-black) !important;
  color: var(--bf-white) !important;
}

.md-nav--primary .md-nav__title .md-nav__icon,
.md-nav--primary .md-nav__title .md-logo {
  display: none !important;
}

/* Mobile drawer header */
.md-nav__title[for="__drawer"] {
  background: var(--bf-black) !important;
  color: var(--bf-white) !important;
}

.md-nav__title[for="__drawer"] .md-nav__button {
  color: var(--bf-white) !important;
}

/* Mobile nav list */
.md-nav--primary > .md-nav__list {
  background: var(--bf-white);
}

[data-md-color-scheme="slate"] .md-nav--primary > .md-nav__list {
  background: var(--bf-dark);
}

[data-md-color-scheme="slate"] .md-nav--primary,
[data-md-color-scheme="slate"] .md-nav--primary .md-nav__title {
  background: var(--bf-dark) !important;
}

.md-nav__title {
  font-weight: 700;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--bf-gray-500);
}

.md-nav__link {
  border-radius: var(--bf-radius);
  padding: 0.5rem 0.75rem !important;
  margin: 2px 0;
  font-size: 0.875rem;
  transition: all var(--bf-transition-fast);
}

.md-nav__link:hover {
  background: var(--bf-gray-100);
}

[data-md-color-scheme="slate"] .md-nav__link:hover {
  background: var(--bf-gray-800);
}

.md-nav__link--active {
  font-weight: 600;
  background: var(--bf-gray-100);
  border-left: 3px solid var(--bf-black);
  padding-left: calc(0.75rem - 3px) !important;
}

[data-md-color-scheme="slate"] .md-nav__link--active {
  background: var(--bf-gray-800);
  border-left-color: var(--bf-white);
}

/* ============================================
   Tables - Professional Data Display
   ============================================ */

.md-typeset table:not([class]) {
  border: 1px solid var(--bf-gray-200);
  border-radius: var(--bf-radius-lg);
  overflow: hidden;
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.875rem;
  box-shadow: var(--bf-shadow-sm);
  margin: 1.5rem 0;
}

.md-typeset table:not([class]) th {
  background: var(--bf-black);
  color: var(--bf-white);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  padding: 1rem 1.25rem;
  border: none;
  text-align: left;
}

.md-typeset table:not([class]) td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--bf-gray-100);
  vertical-align: middle;
}

.md-typeset table:not([class]) tr:last-child td {
  border-bottom: none;
}

.md-typeset table:not([class]) tbody tr {
  transition: background var(--bf-transition-fast);
}

.md-typeset table:not([class]) tbody tr:hover td {
  background: var(--bf-gray-50);
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) {
  border-color: var(--bf-gray-700);
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) th {
  background: var(--bf-gray-800);
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) td {
  border-bottom-color: var(--bf-gray-800);
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) tbody tr:hover td {
  background: var(--bf-gray-800);
}

/* ============================================
   Code Blocks - Developer Friendly
   ============================================ */

.md-typeset code {
  background: var(--bf-gray-100);
  color: var(--bf-gray-800);
  border-radius: var(--bf-radius-sm);
  padding: 0.2em 0.45em;
  font-size: 0.85em;
  font-weight: 500;
  border: 1px solid var(--bf-gray-200);
}

[data-md-color-scheme="slate"] .md-typeset code {
  background: var(--bf-gray-800);
  color: var(--bf-gray-200);
  border-color: var(--bf-gray-700);
}

.md-typeset pre {
  border-radius: var(--bf-radius-lg);
  border: 1px solid var(--bf-gray-200);
  overflow: hidden;
  box-shadow: var(--bf-shadow-sm);
  margin: 1.5rem 0;
}

[data-md-color-scheme="slate"] .md-typeset pre {
  border-color: var(--bf-gray-700);
}

.md-typeset pre > code {
  background: var(--bf-gray-50);
  border: none;
  padding: 1.25rem;
  font-size: 0.825rem;
  line-height: 1.6;
}

[data-md-color-scheme="slate"] .md-typeset pre > code {
  background: var(--bf-gray-900);
}

/* Copy button */
.md-clipboard {
  color: var(--bf-gray-400) !important;
  transition: color var(--bf-transition-fast);
}

.md-clipboard:hover {
  color: var(--bf-black) !important;
}

[data-md-color-scheme="slate"] .md-clipboard:hover {
  color: var(--bf-white) !important;
}

/* Line numbers */
.md-typeset .highlight .linenos {
  color: var(--bf-gray-400);
  padding-right: 1rem;
  border-right: 1px solid var(--bf-gray-200);
  margin-right: 1rem;
}

[data-md-color-scheme="slate"] .md-typeset .highlight .linenos {
  border-right-color: var(--bf-gray-700);
}

/* ============================================
   Buttons - Call to Action
   ============================================ */

.md-typeset .md-button {
  background: var(--bf-black);
  color: var(--bf-white) !important;
  border: 2px solid var(--bf-black);
  border-radius: var(--bf-radius);
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  font-size: 0.875rem;
  transition: all var(--bf-transition);
  box-shadow: var(--bf-shadow-sm);
  text-decoration: none !important;
}

.md-typeset .md-button:hover {
  background: var(--bf-white);
  color: var(--bf-black) !important;
  transform: translateY(-2px);
  box-shadow: var(--bf-shadow);
}

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

.md-typeset .md-button--primary:hover {
  background: var(--bf-white);
  color: var(--bf-accent) !important;
}

[data-md-color-scheme="slate"] .md-typeset .md-button {
  background: var(--bf-white);
  color: var(--bf-black) !important;
  border-color: var(--bf-white);
}

[data-md-color-scheme="slate"] .md-typeset .md-button:hover {
  background: transparent;
  color: var(--bf-white) !important;
}

/* ============================================
   Admonitions - Info Boxes
   ============================================ */

.md-typeset .admonition,
.md-typeset details {
  border-radius: var(--bf-radius-lg);
  border: 1px solid var(--bf-gray-200);
  box-shadow: var(--bf-shadow-sm);
  background: var(--bf-white);
  overflow: hidden;
  margin: 1.5rem 0;
}

[data-md-color-scheme="slate"] .md-typeset .admonition,
[data-md-color-scheme="slate"] .md-typeset details {
  border-color: var(--bf-gray-700);
  background: var(--bf-gray-900);
}

.md-typeset .admonition-title,
.md-typeset details summary {
  background: var(--bf-gray-50);
  border-bottom: 1px solid var(--bf-gray-200);
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.75rem 1rem;
}

[data-md-color-scheme="slate"] .md-typeset .admonition-title,
[data-md-color-scheme="slate"] .md-typeset details summary {
  background: var(--bf-gray-800);
  border-bottom-color: var(--bf-gray-700);
}

.md-typeset .admonition > .admonition-title + *,
.md-typeset details > summary + * {
  padding: 1rem;
}

/* ============================================
   Tabs - Content Organization
   ============================================ */

.md-typeset .tabbed-set {
  border: 1px solid var(--bf-gray-200);
  border-radius: var(--bf-radius-lg);
  overflow: hidden;
  margin: 1.5rem 0;
  box-shadow: var(--bf-shadow-sm);
}

[data-md-color-scheme="slate"] .md-typeset .tabbed-set {
  border-color: var(--bf-gray-700);
}

.md-typeset .tabbed-labels {
  background: var(--bf-gray-50);
  border-bottom: 1px solid var(--bf-gray-200);
}

[data-md-color-scheme="slate"] .md-typeset .tabbed-labels {
  background: var(--bf-gray-800);
  border-bottom-color: var(--bf-gray-700);
}

.md-typeset .tabbed-labels > label {
  font-weight: 500;
  padding: 0.875rem 1.5rem;
  font-size: 0.875rem;
  color: var(--bf-gray-600);
  transition: color var(--bf-transition-fast);
}

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

[data-md-color-scheme="slate"] .md-typeset .tabbed-labels > label {
  color: var(--bf-gray-400);
}

[data-md-color-scheme="slate"] .md-typeset .tabbed-labels > label:hover {
  color: var(--bf-white);
}

.md-typeset input.tabbed-control:checked + label {
  color: var(--bf-black);
  font-weight: 600;
  border-bottom: 2px solid var(--bf-black);
}

[data-md-color-scheme="slate"] .md-typeset input.tabbed-control:checked + label {
  color: var(--bf-white);
  border-bottom-color: var(--bf-white);
}

.md-typeset .tabbed-content {
  padding: 1rem;
}

/* ============================================
   Search - Quick Access
   ============================================ */

.md-search__form {
  border-radius: var(--bf-radius);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: all var(--bf-transition-fast);
}

.md-search__form:hover,
.md-search__form:focus-within {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.25);
}

.md-search__input {
  font-size: 0.875rem;
}

.md-search__input::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

.md-search-result {
  border-radius: var(--bf-radius);
  margin: 0.25rem 0;
}

.md-search-result mark {
  background: rgba(124, 58, 237, 0.2);
  color: inherit;
  padding: 0.1em 0.2em;
  border-radius: 2px;
}

/* ============================================
   Footer - Minimal Modern Design
   ============================================ */

/* Hide prev/next navigation completely */
.md-footer__inner {
  display: none !important;
}

.md-footer {
  background: var(--bf-black);
  margin-top: 4rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

[data-md-color-scheme="slate"] .md-footer {
  background: var(--bf-dark);
  border-top-color: var(--bf-gray-800);
}

/* Footer meta section */
.md-footer-meta {
  background: transparent;
  padding: 1.5rem 0;
}

.md-footer-meta__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

/* Copyright */
.md-copyright {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 400;
}

.md-copyright a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color var(--bf-transition-fast);
}

.md-copyright a:hover {
  color: var(--bf-white);
}

/* Social links */
.md-social {
  display: flex;
  gap: 0.75rem;
}

.md-social__link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.6);
  transition: all var(--bf-transition-fast);
}

.md-social__link:hover {
  background: var(--bf-white);
  border-color: var(--bf-white);
  color: var(--bf-black);
}

.md-social__link svg {
  width: 0.9rem;
  height: 0.9rem;
}

/* Mobile footer */
@media screen and (max-width: 600px) {
  .md-footer-meta {
    padding: 1.25rem 0;
  }

  .md-footer-meta__inner {
    flex-direction: column;
    text-align: center;
    gap: 0.75rem;
  }

  .md-copyright {
    font-size: 0.7rem;
  }

  .md-social__link {
    width: 1.75rem;
    height: 1.75rem;
  }

  .md-social__link svg {
    width: 0.8rem;
    height: 0.8rem;
  }
}

/* ============================================
   Mermaid Diagrams
   ============================================ */

.mermaid {
  background: transparent !important;
  text-align: center;
  padding: 2rem 1rem;
  margin: 1.5rem 0;
}

.mermaid svg {
  max-width: 100%;
  height: auto;
}

/* ============================================
   Horizontal Rules
   ============================================ */

.md-typeset hr {
  border: none;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--bf-gray-200), transparent);
  margin: 3rem 0;
}

[data-md-color-scheme="slate"] .md-typeset hr {
  background: linear-gradient(90deg, transparent, var(--bf-gray-700), transparent);
}

/* ============================================
   Links - Accessible & Clear
   ============================================ */

.md-content a:not(.md-button):not(.headerlink):not([href*="shields.io"]) {
  color: var(--bf-gray-900);
  text-decoration: underline;
  text-decoration-color: var(--bf-gray-300);
  text-underline-offset: 3px;
  transition: all var(--bf-transition-fast);
}

.md-content a:not(.md-button):not(.headerlink):not([href*="shields.io"]):hover {
  color: var(--bf-black);
  text-decoration-color: var(--bf-black);
}

[data-md-color-scheme="slate"] .md-content a:not(.md-button):not(.headerlink):not([href*="shields.io"]) {
  color: var(--bf-gray-200);
  text-decoration-color: var(--bf-gray-600);
}

[data-md-color-scheme="slate"] .md-content a:not(.md-button):not(.headerlink):not([href*="shields.io"]):hover {
  color: var(--bf-white);
  text-decoration-color: var(--bf-white);
}

/* Icon links (like octicons) */
.md-typeset a:has(.twemoji),
.md-typeset a:has([class*="octicon"]) {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none !important;
  font-weight: 500;
  padding: 0.5rem 0;
  transition: transform var(--bf-transition-fast);
}

.md-typeset a:has(.twemoji):hover,
.md-typeset a:has([class*="octicon"]):hover {
  transform: translateX(4px);
}

/* ============================================
   Lists - Clean & Readable
   ============================================ */

.md-typeset ul,
.md-typeset ol {
  margin-bottom: 1.25rem;
}

.md-typeset ul li,
.md-typeset ol li {
  margin-bottom: 0.5em;
}

.md-typeset ul li::marker {
  color: var(--bf-gray-400);
}

.md-typeset ol li::marker {
  color: var(--bf-gray-600);
  font-weight: 600;
}

/* ============================================
   Blockquotes - Emphasis
   ============================================ */

.md-typeset blockquote {
  border-left: 4px solid var(--bf-black);
  background: var(--bf-gray-50);
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  border-radius: 0 var(--bf-radius) var(--bf-radius) 0;
}

[data-md-color-scheme="slate"] .md-typeset blockquote {
  border-left-color: var(--bf-white);
  background: var(--bf-gray-800);
}

.md-typeset blockquote p {
  margin: 0;
}

.md-typeset blockquote p:not(:last-child) {
  margin-bottom: 0.75rem;
}

/* ============================================
   Scrollbar - Subtle & Modern
   ============================================ */

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--bf-gray-300);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--bf-gray-400);
}

[data-md-color-scheme="slate"] ::-webkit-scrollbar-thumb {
  background: var(--bf-gray-600);
}

[data-md-color-scheme="slate"] ::-webkit-scrollbar-thumb:hover {
  background: var(--bf-gray-500);
}

/* ============================================
   Content Container
   ============================================ */

.md-content__inner {
  padding: 0 1.5rem 2rem;
}

.md-main__inner {
  margin-top: 1rem;
}

/* ============================================
   Emoji Checkmarks in Tables
   ============================================ */

.md-typeset .emojione,
.md-typeset .twemoji,
.md-typeset .gemoji {
  vertical-align: middle;
}

/* ============================================
   Responsive Design - All Screen Sizes
   ============================================ */

/* 4K / Ultra-wide (1920px+) */
@media screen and (min-width: 1920px) {
  .md-typeset {
    font-size: 1rem;
  }

  .md-typeset h1 {
    font-size: 3.25rem;
  }

  .md-typeset h2 {
    font-size: 2rem;
  }

  .md-content__inner {
    max-width: 1000px;
    margin: 0 auto;
  }
}

/* Large Desktop (1400px - 1919px) */
@media screen and (min-width: 1400px) and (max-width: 1919px) {
  .md-typeset {
    font-size: 0.95rem;
  }

  .md-typeset h1 {
    font-size: 2.75rem;
  }

  .md-content__inner {
    max-width: 900px;
    margin: 0 auto;
  }
}

/* Desktop (1200px - 1399px) */
@media screen and (min-width: 1200px) and (max-width: 1399px) {
  .md-content__inner {
    max-width: 850px;
  }

  .md-typeset h1 {
    font-size: 2.5rem;
  }
}

/* Small Desktop (960px - 1199px) */
@media screen and (min-width: 960px) and (max-width: 1199px) {
  .md-typeset h1 {
    font-size: 2.25rem;
  }

  .md-typeset h2 {
    font-size: 1.5rem;
  }

  .md-content__inner {
    padding: 0 1.25rem 2rem;
  }
}

/* Tablet Landscape (768px - 959px) */
@media screen and (min-width: 768px) and (max-width: 959px) {
  .md-typeset {
    font-size: 0.9rem;
  }

  .md-typeset h1 {
    font-size: 2rem;
  }

  .md-typeset h2 {
    font-size: 1.4rem;
    margin-top: 2.5rem;
  }

  .md-typeset table:not([class]) {
    font-size: 0.825rem;
  }

  .md-typeset table:not([class]) th,
  .md-typeset table:not([class]) td {
    padding: 0.75rem 1rem;
  }

  .md-content__inner {
    padding: 0 1rem 1.5rem;
  }
}

/* Tablet Portrait (600px - 767px) */
@media screen and (min-width: 600px) and (max-width: 767px) {
  .md-typeset {
    font-size: 0.9rem;
    line-height: 1.7;
  }

  .md-typeset h1 {
    font-size: 1.85rem;
  }

  .md-typeset h2 {
    font-size: 1.35rem;
  }

  .md-typeset h3 {
    font-size: 1.15rem;
  }

  .md-content__inner {
    padding: 0 1rem 1.5rem;
  }

  .md-typeset table:not([class]) th,
  .md-typeset table:not([class]) td {
    padding: 0.625rem 0.875rem;
  }
}

/* Large Phone (480px - 599px) */
@media screen and (min-width: 480px) and (max-width: 599px) {
  .md-typeset {
    font-size: 0.875rem;
  }

  .md-typeset h1 {
    font-size: 1.65rem;
    line-height: 1.2;
  }

  .md-typeset h1 + p {
    font-size: 1rem;
  }

  .md-typeset h2 {
    font-size: 1.25rem;
    margin-top: 2rem;
  }

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

  .md-typeset pre > code {
    font-size: 0.75rem;
    padding: 1rem;
  }

  .md-typeset table:not([class]) {
    font-size: 0.8rem;
  }

  .md-typeset table:not([class]) th,
  .md-typeset table:not([class]) td {
    padding: 0.625rem 0.75rem;
  }

  .md-typeset .md-button {
    padding: 0.625rem 1.25rem;
    font-size: 0.85rem;
  }

  .md-typeset .tabbed-labels > label {
    padding: 0.625rem 1rem;
    font-size: 0.8rem;
  }

  .md-content__inner {
    padding: 0 0.875rem 1.25rem;
  }

  /* Badges - smaller on mobile */
  .md-typeset p > a > img[src*="shields.io"] {
    height: 20px;
  }
}

/* Phone (360px - 479px) */
@media screen and (min-width: 360px) and (max-width: 479px) {
  .md-typeset {
    font-size: 0.85rem;
  }

  .md-typeset h1 {
    font-size: 1.5rem;
    line-height: 1.25;
  }

  .md-typeset h1 + p {
    font-size: 0.95rem;
  }

  .md-typeset h2 {
    font-size: 1.2rem;
    margin-top: 1.75rem;
  }

  .md-typeset h3 {
    font-size: 1.05rem;
  }

  .md-content__inner {
    padding: 0 0.75rem 1rem;
  }

  .md-typeset pre > code {
    font-size: 0.72rem;
    padding: 0.875rem;
  }

  .md-typeset table:not([class]) {
    font-size: 0.75rem;
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .md-typeset table:not([class]) th,
  .md-typeset table:not([class]) td {
    padding: 0.5rem 0.625rem;
    white-space: nowrap;
  }

  .md-typeset .tabbed-labels > label {
    padding: 0.5rem 0.75rem;
    font-size: 0.75rem;
  }

  .md-typeset .md-button {
    display: block;
    text-align: center;
    margin-bottom: 0.5rem;
    padding: 0.75rem 1rem;
  }

  .md-typeset code {
    font-size: 0.78em;
    padding: 0.15em 0.35em;
  }

  /* Stack badges vertically on small screens */
  .md-typeset p:has(> a > img[src*="shields.io"]) {
    gap: 0.375rem;
  }

  .md-typeset p > a > img[src*="shields.io"] {
    height: 18px;
  }

  .mermaid {
    padding: 1rem 0.5rem;
  }
}

/* Small Phone (< 360px) */
@media screen and (max-width: 359px) {
  .md-typeset {
    font-size: 0.8rem;
  }

  .md-typeset h1 {
    font-size: 1.35rem;
    line-height: 1.3;
  }

  .md-typeset h1 + p {
    font-size: 0.9rem;
  }

  .md-typeset h2 {
    font-size: 1.1rem;
  }

  .md-typeset h3 {
    font-size: 1rem;
  }

  .md-content__inner {
    padding: 0 0.625rem 1rem;
  }

  .md-typeset pre > code {
    font-size: 0.68rem;
    padding: 0.75rem;
  }

  .md-typeset table:not([class]) {
    font-size: 0.7rem;
  }

  .md-typeset table:not([class]) th {
    font-size: 0.6rem;
    letter-spacing: 0.04em;
  }

  .md-typeset table:not([class]) th,
  .md-typeset table:not([class]) td {
    padding: 0.4rem 0.5rem;
  }

  .md-typeset .tabbed-labels > label {
    padding: 0.4rem 0.5rem;
    font-size: 0.7rem;
  }

  .md-typeset p > a > img[src*="shields.io"] {
    height: 16px;
  }

  .md-typeset code {
    font-size: 0.75em;
  }

  .md-typeset .admonition-title,
  .md-typeset details summary {
    font-size: 0.8rem;
    padding: 0.5rem 0.75rem;
  }
}

/* ============================================
   Print Styles
   ============================================ */

@media print {
  .md-header,
  .md-footer,
  .md-sidebar,
  .md-tabs,
  .md-source {
    display: none !important;
  }

  .md-content {
    margin: 0 !important;
    max-width: none !important;
  }

  .md-main__inner {
    margin: 0;
  }

  .md-typeset {
    font-size: 11pt;
    line-height: 1.5;
  }

  .md-typeset h1 {
    font-size: 24pt;
    color: black;
    page-break-after: avoid;
  }

  .md-typeset h2 {
    font-size: 18pt;
    color: black;
    page-break-after: avoid;
    border-bottom-color: black;
  }

  .md-typeset h3 {
    font-size: 14pt;
    page-break-after: avoid;
  }

  .md-typeset table:not([class]) {
    page-break-inside: avoid;
    box-shadow: none;
  }

  .md-typeset table:not([class]) th {
    background: black !important;
    color: white !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  .md-typeset pre {
    page-break-inside: avoid;
    border: 1px solid #ccc;
    box-shadow: none;
  }

  .md-typeset a {
    color: black;
    text-decoration: underline;
  }

  .md-typeset a[href^="http"]::after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
    color: #666;
  }

  .mermaid {
    page-break-inside: avoid;
  }
}

/* ============================================
   Accessibility
   ============================================ */

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Focus visible */
.md-typeset a:focus-visible,
.md-typeset .md-button:focus-visible,
.md-search__input:focus-visible,
.md-nav__link:focus-visible {
  outline: 2px solid var(--bf-accent);
  outline-offset: 2px;
  border-radius: var(--bf-radius-sm);
}

[data-md-color-scheme="slate"] .md-typeset a:focus-visible,
[data-md-color-scheme="slate"] .md-typeset .md-button:focus-visible,
[data-md-color-scheme="slate"] .md-search__input:focus-visible,
[data-md-color-scheme="slate"] .md-nav__link:focus-visible {
  outline-color: var(--bf-accent-light);
}

/* High contrast */
@media (prefers-contrast: high) {
  :root {
    --bf-gray-200: #888888;
    --bf-gray-300: #666666;
    --bf-gray-400: #555555;
  }

  .md-typeset table:not([class]) {
    border-width: 2px;
  }

  .md-typeset code {
    border-width: 2px;
  }
}

/* ============================================
   Version Badge (floating)
   ============================================ */

.version-badge {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  background: var(--bf-black);
  color: var(--bf-white);
  padding: 0.5rem 0.75rem;
  border-radius: var(--bf-radius);
  font-size: 0.7rem;
  font-weight: 600;
  text-decoration: none;
  z-index: 100;
  box-shadow: var(--bf-shadow-lg);
  transition: all var(--bf-transition);
}

.version-badge:hover {
  background: var(--bf-gray-800);
  transform: translateY(-2px);
}

[data-md-color-scheme="slate"] .version-badge {
  background: var(--bf-white);
  color: var(--bf-black);
}

[data-md-color-scheme="slate"] .version-badge:hover {
  background: var(--bf-gray-200);
}

@media screen and (max-width: 599px) {
  .version-badge {
    bottom: 0.75rem;
    right: 0.75rem;
    padding: 0.375rem 0.625rem;
    font-size: 0.65rem;
  }
}

/* ============================================
   Loading Animation (optional)
   ============================================ */

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.md-content__inner {
  animation: fadeIn 0.4s ease-out;
}

@media (prefers-reduced-motion: reduce) {
  .md-content__inner {
    animation: none;
  }
}