/* ── 00  Local fonts (self-hosted, no CDN) ───────────────────── */
@font-face {
  font-family: 'Vazirmatn';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url('../assets/fonts/Vazirmatn-Light.woff2') format('woff2');
}
@font-face {
  font-family: 'Vazirmatn';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../assets/fonts/Vazirmatn-Regular.woff2') format('woff2');
}
@font-face {
  font-family: 'Vazirmatn';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../assets/fonts/Vazirmatn-Bold.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../assets/fonts/JetBrainsMono-Regular.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('../assets/fonts/JetBrainsMono-Italic.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../assets/fonts/JetBrainsMono-Bold.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: italic;
  font-weight: 700;
  font-display: swap;
  src: url('../assets/fonts/JetBrainsMono-BoldItalic.woff2') format('woff2');
}

:root {
  --md-text-font: 'Vazirmatn', system-ui, -apple-system, 'Segoe UI', Tahoma, sans-serif;
  --md-text-font-family: 'Vazirmatn', system-ui, -apple-system, 'Segoe UI', Tahoma, sans-serif;
  --md-code-font: 'JetBrains Mono', ui-monospace, 'Cascadia Code', Consolas, monospace;
  --md-code-font-family: 'JetBrains Mono', ui-monospace, 'Cascadia Code', Consolas, monospace;
}


/* ================================================================
   Modern Monochrome — Bricks Academy FA
   MkDocs Material 9.x  |  RTL + Vazirmatn
   ================================================================

   TABLE OF CONTENTS
   01  Design tokens
   02  Material colour overrides
   03  Header
   04  Navigation sidebar + tabs
   05  Content typography
   06  Inline code + code blocks
   07  Tables
   08  Admonitions
   09  Figures + images
   10  Blockquote + hr
   11  Footer nav (prev / next)
   12  Table of contents (right rail)
   13  YouTube thumbnail player
   14  Responsive breakpoints
   15  RTL / Persian adjustments
   16  Misc (back-to-top, tags, search)
   17  Monochrome syntax highlighting
   ================================================================ */


/* ── 01  Design tokens ───────────────────────────────────────── */
:root {
  --mm-ink:      #0d0d0d;
  --mm-ink-2:    #444444;
  --mm-border:   #e2e2e2;
  --mm-surface:  #f7f7f7;
  --mm-surface2: #eeeeee;
  --mm-white:    #ffffff;
  --mm-code-bg:  #181818;
  --mm-code-fg:  #e4e4e4;
  --mm-radius:   6px;
  --mm-shadow:   0 1px 3px rgba(0,0,0,.08);
  --mm-shadow-l: 0 4px 16px rgba(0,0,0,.11);
}

[data-md-color-scheme="slate"] {
  --mm-ink:      #ededed;
  --mm-ink-2:    #999999;
  --mm-border:   #2e2e2e;
  --mm-surface:  #1c1c1c;
  --mm-surface2: #252525;
  --mm-white:    #141414;
  --mm-code-bg:  #111111;
  --mm-code-fg:  #d4d4d4;
  --mm-shadow:   0 1px 3px rgba(0,0,0,.3);
  --mm-shadow-l: 0 4px 16px rgba(0,0,0,.4);
}


/* ── 02  Material colour overrides ───────────────────────────── */
[data-md-color-scheme="default"] {
  --md-primary-fg-color:              #0d0d0d;
  --md-primary-fg-color--light:       #555555;
  --md-primary-fg-color--dark:        #000000;
  --md-primary-bg-color:              #ffffff;
  --md-primary-bg-color--light:       rgba(255,255,255,.7);
  --md-accent-fg-color:               #F7C800;
  --md-accent-fg-color--transparent:  rgba(247,200,0,.12);
  --md-typeset-a-color:               #0d0d0d;   /* لینک متن: مشکی — کنتراست 21:1 */
  --md-default-bg-color:              #ffffff;
  --md-default-fg-color:              #0d0d0d;
  --md-default-fg-color--light:       rgba(13,13,13,.54);
  --md-default-fg-color--lighter:     rgba(13,13,13,.32);
  --md-default-fg-color--lightest:    rgba(13,13,13,.12);
  --md-code-bg-color:                 #f4f4f4;
  --md-code-fg-color:                 #1a1a1a;
  --md-footer-bg-color:               #0d0d0d;
  --md-footer-bg-color--dark:         #000000;
  --mm-link:                          #0d0d0d;   /* متن لینک: مشکی با underline زرد */
  --mm-link-underline:                #F7C800;   /* underline برند — Bricks yellow */
  --mm-link-hover:                    #1a1a1a;
  --mm-link-nav-active-bg:            #F7C800;
  --mm-link-nav-active-fg:            #0d0d0d;
}

[data-md-color-scheme="slate"] {
  --md-primary-fg-color:              #ededed;
  --md-primary-fg-color--light:       #888888;
  --md-primary-fg-color--dark:        #ffffff;
  --md-primary-bg-color:              #F7C800;   /* آیکون‌های هدر در dark mode */
  --md-primary-bg-color--light:       rgba(247,200,0,.7);
  --md-accent-fg-color:               #F7C800;
  --md-accent-fg-color--transparent:  rgba(247,200,0,.1);
  --md-typeset-a-color:               #F7C800;   /* لینک‌ها — زرد روی تیره خوانا */
  --md-default-bg-color:              #141414;
  --md-default-fg-color:              #ededed;
  --md-default-fg-color--light:       rgba(237,237,237,.54);
  --md-default-fg-color--lighter:     rgba(237,237,237,.32);
  --md-default-fg-color--lightest:    rgba(237,237,237,.12);
  --md-code-bg-color:                 #111111;
  --md-code-fg-color:                 #d4d4d4;
  --md-footer-bg-color:               #000000;
  --md-footer-bg-color--dark:         #000000;
  --mm-link:                          #F7C800;   /* Bricks yellow */
  --mm-link-underline:                #F7C800;
  --mm-link-hover:                    #FFD700;
  --mm-link-nav-active-bg:            #F7C800;
  --mm-link-nav-active-fg:            #0d0d0d;
}


/* ── 03  Header ──────────────────────────────────────────────── */
.md-header {
  box-shadow: none !important;
  border-bottom: 1px solid var(--mm-border);
  background: var(--mm-white) !important;
}

.md-header__title {
  font-weight: 700;
  font-size: .88rem;
  letter-spacing: -.01em;
  color: var(--mm-ink) !important;
}

/* Header buttons/icons */
.md-header__button {
  color: var(--mm-ink) !important;
  opacity: .75;
}
.md-header__button:hover {
  color: var(--mm-ink) !important;
  opacity: 1;
}

/* ── Palette toggle (dark/light mode button) ─────────────
   استفاده از custom partial: label ها بدون `hidden` رندر می‌شن،
   و با `data-palette-toggle` markup شدن. CSS بر اساس
   data-md-color-scheme روی body، toggle مناسب رو نمایش میده. */

/* palette form همیشه visible */
.md-header__option {
  display: flex !important;
  align-items: center;
}

/* ── Palette toggle — CSS :checked بدون dependency به data-md-color-scheme ──
   radio input های #__palette_1 (default) و #__palette_2 (slate) sibling
   label ها هستن. وقتی هر کدام checked بشن، label مربوطه نمایش داده می‌شه.
   این روش بدون JS کار می‌کنه و با Material's JS هم conflict ندارد. */

/* پیش‌فرض: همه toggle ها مخفی */
.md-header__option label[data-palette-toggle] {
  display: none !important;
}

/* default radio checked → دکمه «رفتن به dark» نمایش */
#__palette_1:checked ~ label[data-palette-toggle="default"] {
  display: inline-flex !important;
  visibility: visible !important;
}

/* slate radio checked → دکمه «رفتن به light» نمایش */
#__palette_2:checked ~ label[data-palette-toggle="slate"] {
  display: inline-flex !important;
  visibility: visible !important;
}

/* تأکید روی دکمه toggle */
.md-header__option .md-header__button {
  cursor: pointer;
  opacity: .85;
  transition: opacity .15s, color .15s, transform .15s;
}
.md-header__option .md-header__button:hover {
  opacity: 1;
  transform: scale(1.08);
  color: var(--mm-ink) !important;
}

/* در dark mode هیلایت زرد */
[data-md-color-scheme="slate"] .md-header__option .md-header__button {
  color: #ededed !important;
}
[data-md-color-scheme="slate"] .md-header__option .md-header__button:hover {
  color: #F7C800 !important;
}

/* Dark mode — header و body رنگ متفاوت داشته باشند */
[data-md-color-scheme="slate"] .md-header {
  background: #111111 !important;
  border-bottom-color: #2e2e2e !important;
}
[data-md-color-scheme="slate"] .md-header__button {
  color: #ededed !important;
  opacity: .8;
}
[data-md-color-scheme="slate"] .md-header__button:hover {
  color: #F7C800 !important;
  opacity: 1;
}
[data-md-color-scheme="slate"] .md-header__title {
  color: #ededed !important;
}
[data-md-color-scheme="slate"] .md-tabs {
  background: #111111 !important;
  border-bottom-color: #2e2e2e !important;
}
[data-md-color-scheme="slate"] .md-tabs__link {
  color: #888888 !important;
}
[data-md-color-scheme="slate"] .md-tabs__link:hover,
[data-md-color-scheme="slate"] .md-tabs__item--active .md-tabs__link {
  color: #F7C800 !important;
  border-bottom-color: #F7C800 !important;
}
[data-md-color-scheme="slate"] .md-search__form {
  background: #1c1c1c !important;
  border-color: #2e2e2e !important;
}
[data-md-color-scheme="slate"] .md-search__input {
  color: #ededed !important;
}

/* ── Search bar — همیشه در header (موبایل: آیکون، دسکتاپ: input) ── */

.md-header__inner {
  overflow: visible;
}

/* جلوگیری از فشرده شدن search توسط عنوان با flex-grow:1 */
.md-search {
  flex-shrink: 0;
  position: relative;
  z-index: 2;
}

@media screen and (min-width: 60em) {
  /* سمت مقابل لوگو در RTL */
  .md-search {
    margin-inline-start: auto;
    padding: 0 .35rem;
    min-width: 11rem;
    max-width: 20rem;
    flex: 0 1 14rem;
  }

  /* آیکون toggle مخفی — نوار جستجو همیشه باز است */
  .md-header__button[for="__search"] {
    display: none !important;
  }

  .md-search__overlay {
    display: none !important;
  }

  .md-search__inner {
    position: relative !important;
    width: 100% !important;
    min-width: 11rem !important;
    height: auto !important;
    margin: 0 !important;
    padding: 0 !important;
    float: none !important;
    overflow: visible !important;
    transform: none !important;
    opacity: 1 !important;
    visibility: visible !important;
    transition: none !important;
  }

  .md-search__form {
    height: 2rem !important;
    border-radius: var(--mm-radius) !important;
  }

  .md-search__input {
    height: 2rem !important;
    padding-inline: 2.2rem .7rem !important;
    font-size: .76rem !important;
  }

  .md-search__icon[for="__search"] {
    width: 1.2rem !important;
    height: 1.2rem !important;
    top: .4rem !important;
    inset-inline-start: .55rem !important;
  }

  /* نتایج جستجو — dropdown زیر input */
  .md-search__output {
    position: absolute !important;
    top: calc(100% + .35rem) !important;
    inset-inline-end: 0 !important;
    width: min(22rem, 90vw) !important;
    max-height: 70vh !important;
    border-radius: var(--mm-radius) !important;
    box-shadow: var(--mm-shadow-l) !important;
    background: var(--mm-white) !important;
    border: 1px solid var(--mm-border) !important;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .15s, visibility .15s;
  }

  .md-search__form:focus-within + .md-search__output,
  [data-md-toggle="search"]:checked ~ .md-header .md-search__output {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }
}

.md-search__form {
  background: var(--mm-surface) !important;
  border: 1px solid var(--mm-border) !important;
  border-radius: var(--mm-radius) !important;
  box-shadow: none !important;
  color: var(--mm-ink) !important;
}
.md-search__form:hover {
  background: var(--mm-white) !important;
  border-color: var(--mm-ink-2) !important;
}
.md-search__form:focus-within {
  border-color: var(--mm-ink) !important;
  background: var(--mm-white) !important;
  box-shadow: 0 0 0 3px rgba(247,200,0,.2) !important;
}
.md-search__input {
  color: var(--mm-ink) !important;
}
.md-search__input::placeholder {
  color: var(--mm-ink-2) !important;
}
/* Search icon inside the form */
.md-search__icon {
  color: var(--mm-ink-2) !important;
}
[dir="rtl"] .md-search__icon[for="__search"] {
  inset-inline-start: .55rem !important;
}
/* Search results */
.md-search-result__meta {
  background: var(--mm-surface) !important;
  color: var(--mm-ink-2) !important;
}
.md-search-result__item {
  background: var(--mm-white) !important;
}
.md-search-result__link:hover .md-search-result__article,
.md-search-result__link:focus .md-search-result__article {
  background: var(--mm-surface) !important;
}
[data-md-color-scheme="slate"] .md-header__button {
  color: var(--mm-ink) !important;
}


/* ── 04  Navigation sidebar + tabs ───────────────────────────── */
/*
  Fix: در صفحات کوتاه (developer، builder…)، sidebar بلند‌تر از محتوا بود
  و با position:sticky از ناحیه content خارج شده روی footer می‌افتاد.

  ۱) sidebar را در ارتفاع viewport محدود کنیم + scroll داخلی
  ۲) محتوای صفحه حداقل ارتفاع viewport را بگیرد
  ۳) footer همیشه در بالای sidebar (z-index)
*/

/* حداقل ارتفاع محتوا — صفحات کوتاه footer رو پایین نگه می‌داره */
.md-content__inner {
  min-height: calc(100vh - 14rem);
}

/* ── Sidebar sticky scroll fix (desktop only) ───────────────
   فقط روی desktop (≥1220px) اعمال می‌شه تا drawer موبایل خراب نشه.
   overflow-x روی body/container اضافه نمی‌کنیم — drawer با translateX
   slide می‌کنه و clip می‌شه. */
@media screen and (min-width: 76.25em) {
  .md-sidebar {
    height: calc(100vh - 2.4rem);
    position: sticky;
    top: 2.4rem;
    overflow: hidden;
  }
  .md-sidebar__scrollwrap {
    height: 100%;
    max-height: none;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: var(--mm-border) transparent;
  }
  .md-sidebar__scrollwrap::-webkit-scrollbar {
    width: 5px;
  }
  .md-sidebar__scrollwrap::-webkit-scrollbar-thumb {
    background: var(--mm-border);
    border-radius: 3px;
  }
  .md-sidebar__scrollwrap::-webkit-scrollbar-thumb:hover {
    background: var(--mm-ink-2);
  }
}

.md-main {
  flex-grow: 1;
}
.md-content__inner {
  min-height: calc(100vh - 14rem);
}


.md-nav__title {
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--mm-ink-2);
}

.md-nav__link {
  border-radius: 4px;
  padding-inline: .5rem;
  padding-block: .35rem;
  transition: background .15s, color .15s;
  font-size: .76rem;
  line-height: 1.5;
}
.md-nav__link:hover {
  background: var(--mm-surface2);
}

/* آیتم فعال در nav tree — فقط <a> با کلاس --active، نه label های section */
.md-nav__item--active > a.md-nav__link--active {
  background: var(--mm-link-nav-active-bg) !important;
  color: var(--mm-link-nav-active-fg) !important;
  border-radius: 4px !important;
  font-weight: 600;
  border: none !important;
  padding-inline: .5rem !important;
}
.md-nav__item--active > a.md-nav__link--active:hover {
  background: var(--mm-link-nav-active-bg) !important;
  opacity: .85;
}

/* ── پدینگ صحیح nested navigation tree در RTL ── */
/* hierarchy: nav > list > item > nav > list ... */

/* nav-level (روت) — بدون indent اضافی */
.md-sidebar--primary .md-nav__list {
  padding: 0;
}

/* indent برای هر سطح nested در RTL */
[dir="rtl"] .md-nav .md-nav .md-nav__list {
  padding-right: .85rem;
  padding-left: 0;
  border-right: 1px solid var(--mm-border);
  margin-right: .5rem;
}
[dir="rtl"] .md-nav .md-nav .md-nav .md-nav__list {
  padding-right: .75rem;
  margin-right: .5rem;
}

/* در LTR — برای جامعیت */
[dir="ltr"] .md-nav .md-nav .md-nav__list {
  padding-left: .85rem;
  padding-right: 0;
  border-left: 1px solid var(--mm-border);
  margin-left: .5rem;
}

/* عنوان سکشن‌های nested */
.md-nav .md-nav .md-nav__title {
  font-size: .72rem;
  padding-block: .4rem;
  padding-inline: .5rem;
  color: var(--mm-ink);
  font-weight: 700;
}

/* فاصله بین آیتم‌ها (متراکم‌تر) */
.md-nav__item {
  padding-block: .05rem;
}

/* فلش toggle برای nested items — موقعیت در RTL */
[dir="rtl"] .md-nav__icon.md-icon {
  margin-right: 0;
  margin-left: .4rem;
}

/* hover state برای title nested */
.md-nav__item > .md-nav__link[for] {
  font-weight: 600;
  color: var(--mm-ink);
}

/* tree expand/collapse انیمیشن نرم‌تر */
.md-nav__toggle ~ .md-nav {
  transition: max-height .25s ease;
}

/* Tabs */
.md-tabs {
  background: var(--mm-white) !important;
  border-bottom: 1px solid var(--mm-border);
  box-shadow: none !important;
}
.md-tabs__link {
  font-size: .78rem;
  font-weight: 500;
  color: var(--mm-ink-2) !important;
  opacity: 1 !important;
  border-bottom: 2px solid transparent;
  transition: color .15s, border-color .15s;
}
.md-tabs__link:hover,
.md-tabs__item--active .md-tabs__link {
  color: var(--mm-ink) !important;
  border-bottom-color: var(--mm-ink);
}


/* ── 05  Content typography ──────────────────────────────────── */
.md-typeset {
  font-size: .9rem;
  line-height: 1.85;
  color: var(--mm-ink);
}

.md-typeset h1 {
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -.025em;
  line-height: 1.25;
  color: var(--mm-ink);
  border-bottom: 1px solid var(--mm-border);
  padding-bottom: .65rem;
  margin-bottom: 1.25rem;
}
.md-typeset h2 {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -.01em;
  margin-top: 2.25rem;
  color: var(--mm-ink);
}
.md-typeset h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-top: 1.75rem;
  color: var(--mm-ink);
}
.md-typeset h4,
.md-typeset h5,
.md-typeset h6 {
  font-weight: 600;
  color: var(--mm-ink);
}

/* لینک‌های محتوا — متن مشکی + underline زرد ضخیم */
.md-typeset a {
  color: var(--mm-link) !important;
  text-decoration: underline;
  text-decoration-color: var(--mm-link-underline);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
  transition: text-decoration-color .15s, opacity .15s;
}
.md-typeset a:hover {
  opacity: .75;
  text-decoration-color: var(--mm-link-underline);
}
/* dark mode: لینک زرد بدون underline اضافی */
[data-md-color-scheme="slate"] .md-typeset a {
  color: var(--mm-link) !important;
  text-decoration-color: rgba(247,200,0,.5);
}
[data-md-color-scheme="slate"] .md-typeset a:hover {
  text-decoration-color: var(--mm-link);
  opacity: .85;
}
/* دکمه‌ها و yt-thumb از underline مستثنا */
.md-typeset .md-button,
.md-typeset .bf-hero__btn,
.md-typeset a.md-content__button,
.md-typeset a.yt-thumb {
  text-decoration: none !important;
  opacity: 1 !important;
}


/* ── 06  Code ────────────────────────────────────────────────── */

/* Inline code */
.md-typeset :not(pre) > code {
  background: var(--mm-surface2) !important;
  border: 1px solid var(--mm-border);
  border-radius: 4px;
  font-size: .8em;
  padding: .13em .42em;
  color: var(--mm-ink);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
}
[data-md-color-scheme="slate"] .md-typeset :not(pre) > code {
  background: rgba(255,255,255,.09) !important;
  border-color: rgba(255,255,255,.11);
  color: #cdd6f4;
}

/* ── Code block wrapper (.highlight از pymdownx) ──
   overflow-x: clip روی wrapper = اسکرول افقی از صفحه حذف می‌شه.
   pre داخلش با overflow-x: auto اسکرول محلی داره. */
.md-typeset .highlight {
  position: relative;
  width: 100%;
  max-width: 100%;
  overflow: hidden;
  border-radius: calc(var(--mm-radius) + 2px);
  margin-block: 1.4rem;
  background: var(--mm-code-bg);
  border: 1px solid rgba(255,255,255,.07);
  box-shadow: 0 2px 16px rgba(0,0,0,.28), inset 0 1px 0 rgba(255,255,255,.04);
}
[data-md-color-scheme="default"] .md-typeset .highlight {
  border-color: var(--mm-border);
  box-shadow: 0 1px 5px rgba(0,0,0,.08);
}

/* pre — اسکرول افقی محلی، نه صفحه */
.md-typeset .highlight pre {
  overflow-x: auto;
  overflow-y: visible;
  margin: 0 !important;
  padding: 1.1rem 1.3rem !important;
  background: transparent !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  /* scrollbar نازک و themed */
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,.18) transparent;
}
.md-typeset .highlight pre::-webkit-scrollbar      { height: 4px; }
.md-typeset .highlight pre::-webkit-scrollbar-track { background: transparent; }
.md-typeset .highlight pre::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,.22);
  border-radius: 4px;
}
.md-typeset .highlight pre::-webkit-scrollbar-thumb:hover {
  background: rgba(255,255,255,.4);
}
[data-md-color-scheme="default"] .md-typeset .highlight pre {
  scrollbar-color: rgba(0,0,0,.18) transparent;
}
[data-md-color-scheme="default"] .md-typeset .highlight pre::-webkit-scrollbar-thumb {
  background: rgba(0,0,0,.18);
}

/* code داخل pre — min-width: max-content = خطوط بلند کل container رو باز نمی‌کنن */
.md-typeset .highlight pre > code {
  display: block;
  min-width: max-content;
  background: transparent !important;
  border: none !important;
  color: var(--mm-code-fg) !important;
  font-size: .8rem !important;
  font-family: 'JetBrains Mono', ui-monospace, 'Cascadia Code', monospace;
  line-height: 1.78;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}

/* لینک‌های line-anchor داخل code — بدون underline */
.md-typeset .highlight pre > code a {
  color: inherit !important;
  text-decoration: none !important;
  opacity: 1 !important;
}

/* دکمه copy */
.md-typeset .highlight .md-clipboard {
  color: rgba(255,255,255,.3) !important;
  transition: color .18s !important;
}
.md-typeset .highlight .md-clipboard:hover {
  color: rgba(255,255,255,.82) !important;
}
[data-md-color-scheme="default"] .md-typeset .highlight .md-clipboard {
  color: rgba(0,0,0,.22) !important;
}
[data-md-color-scheme="default"] .md-typeset .highlight .md-clipboard:hover {
  color: rgba(0,0,0,.72) !important;
}

/* fallback — pre بدون .highlight wrapper */
.md-typeset pre {
  background: var(--mm-code-bg) !important;
  border-radius: calc(var(--mm-radius) + 2px) !important;
  margin-block: 1.4rem;
  overflow-x: auto;
  max-width: 100%;
  border: 1px solid rgba(255,255,255,.07);
}
[data-md-color-scheme="default"] .md-typeset pre {
  border-color: var(--mm-border);
}
.md-typeset pre > code {
  display: block;
  min-width: max-content;
  background: transparent !important;
  border: none !important;
  color: var(--mm-code-fg) !important;
  font-size: .8rem !important;
  line-height: 1.78;
  padding: 1.1rem 1.3rem;
}

/* copy button global fallback */
.md-clipboard { color: rgba(255,255,255,.3) !important; }
.md-clipboard:hover { color: rgba(255,255,255,.82) !important; }

/* جدول — overflow-x برای جلوگیری از scroll صفحه */
.md-typeset__scrollwrap,
.md-typeset .md-typeset__scrollwrap {
  overflow-x: auto;
  max-width: 100%;
}


/* ── 07  Tables ──────────────────────────────────────────────── */
/* Wrapper اسکرول‌پذیر — توسط js/tables.js اطراف هر <table> اضافه می‌شود */
.md-typeset .md-table-wrap {
  position: relative;
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  margin-block: 1rem;
  border-radius: var(--mm-radius);
  scrollbar-width: thin;
  scrollbar-color: var(--mm-border) transparent;
}
.md-typeset .md-table-wrap:focus-visible {
  outline: 2px solid var(--mm-link-underline);
  outline-offset: 2px;
}
.md-typeset .md-table-wrap::-webkit-scrollbar      { height: 6px; }
.md-typeset .md-table-wrap::-webkit-scrollbar-track { background: transparent; }
.md-typeset .md-table-wrap::-webkit-scrollbar-thumb {
  background: var(--mm-border);
  border-radius: 3px;
}
.md-typeset .md-table-wrap::-webkit-scrollbar-thumb:hover {
  background: var(--mm-ink-2);
}

/* hint بصری: گرادیان سایه روی لبه‌ها وقتی overflow هست */
.md-typeset .md-table-wrap--overflow::before,
.md-typeset .md-table-wrap--overflow::after {
  content: "";
  position: sticky;
  top: 0;
  width: 18px;
  height: 100%;
  pointer-events: none;
  flex-shrink: 0;
}
.md-typeset .md-table-wrap--overflow {
  display: flex;
  align-items: stretch;
}
.md-typeset .md-table-wrap--overflow::before {
  inset-inline-start: 0;
  background: linear-gradient(to right, rgba(0,0,0,.08), transparent);
  margin-inline-end: -18px;
}
[dir="rtl"] .md-typeset .md-table-wrap--overflow::before {
  background: linear-gradient(to left, rgba(0,0,0,.08), transparent);
}
.md-typeset .md-table-wrap--overflow::after {
  inset-inline-end: 0;
  background: linear-gradient(to left, rgba(0,0,0,.08), transparent);
  margin-inline-start: -18px;
}
[dir="rtl"] .md-typeset .md-table-wrap--overflow::after {
  background: linear-gradient(to right, rgba(0,0,0,.08), transparent);
}
[data-md-color-scheme="slate"] .md-typeset .md-table-wrap--overflow::before,
[data-md-color-scheme="slate"] .md-typeset .md-table-wrap--overflow::after {
  background-image: linear-gradient(to right, rgba(0,0,0,.4), transparent);
}

.md-typeset table:not([class]) {
  border-radius: var(--mm-radius);
  overflow: hidden;
  border: 1px solid var(--mm-border);
  box-shadow: var(--mm-shadow);
  font-size: .83rem;
  display: table;
  width: 100%;
  min-width: max-content;
  margin: 0;
}
.md-typeset table:not([class]) th {
  background: #0d0d0d !important;
  color: #f0f0f0 !important;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  padding: .6rem .85rem;
  border: none !important;
  white-space: nowrap;
}
[data-md-color-scheme="slate"] .md-typeset table:not([class]) th {
  background: var(--mm-surface2) !important;
  color: var(--mm-ink) !important;
  border-bottom: 1px solid var(--mm-border) !important;
}
.md-typeset table:not([class]) tr:nth-child(odd) td {
  background: var(--mm-surface);
}
.md-typeset table:not([class]) tr:nth-child(even) td {
  background: var(--mm-white);
}
[data-md-color-scheme="slate"] .md-typeset table:not([class]) tr:nth-child(even) td {
  background: var(--mm-surface2);
}
.md-typeset table:not([class]) tr:hover td {
  background: var(--mm-surface2);
}
.md-typeset table:not([class]) td {
  padding: .55rem .85rem;
  border: none !important;
  border-bottom: 1px solid var(--mm-border) !important;
  vertical-align: top;
}


/* ── 08  Admonitions ─────────────────────────────────────────── */
.md-typeset .admonition,
.md-typeset details {
  border-width: 0 !important;
  border-radius: var(--mm-radius) !important;
  background: var(--mm-surface) !important;
  box-shadow: none !important;
  font-size: .85rem;
}
[dir="rtl"] .md-typeset .admonition,
[dir="rtl"] .md-typeset details {
  border-right: 3px solid var(--mm-ink-2) !important;
  border-left: none !important;
  padding-right: .75rem;
}
[dir="ltr"] .md-typeset .admonition,
[dir="ltr"] .md-typeset details {
  border-left: 3px solid var(--mm-ink-2) !important;
}
.md-typeset .admonition-title,
.md-typeset summary {
  background: var(--mm-surface2) !important;
  font-weight: 600 !important;
  font-size: .8rem !important;
}
.md-typeset .admonition-title::before,
.md-typeset summary::before {
  filter: grayscale(1) !important;
  opacity: .65;
}


/* ── 09  Figures + images ────────────────────────────────────── */
.md-typeset figure {
  margin-block: 1.5rem;
}
.md-typeset figcaption {
  font-size: .75rem;
  color: var(--mm-ink-2);
  text-align: center;
  margin-top: .4rem;
  font-style: italic;
}

/* Global image style — NOT applied inside .yt-thumb */
.md-typeset img:not(.yt-thumb img) {
  border-radius: var(--mm-radius);
  box-shadow: var(--mm-shadow-l);
  max-width: 100%;
  height: auto;
}


/* ── 10  Blockquote + hr ─────────────────────────────────────── */
.md-typeset blockquote {
  background: var(--mm-surface);
  padding: .75rem 1rem;
  margin-block: 1rem;
  color: var(--mm-ink-2);
}
[dir="rtl"] .md-typeset blockquote {
  border-right: 3px solid var(--mm-ink) !important;
  border-left: none !important;
  border-radius: var(--mm-radius) 0 0 var(--mm-radius);
}
[dir="ltr"] .md-typeset blockquote {
  border-left: 3px solid var(--mm-ink) !important;
  border-radius: 0 var(--mm-radius) var(--mm-radius) 0;
}

.md-typeset hr {
  border-color: var(--mm-border);
  margin-block: 2rem;
}


/* ── 11  Footer nav (prev / next) ────────────────────────────── */
/*
  Actual Material DOM:
    <footer class="md-footer">
      <nav class="md-footer__inner md-grid">
        <a class="md-footer__link md-footer__link--prev">
          <div class="md-footer__button md-icon">…arrow svg…</div>
          <div class="md-footer__title">
            <span class="md-footer__direction">قبلی</span>
            <div class="md-ellipsis">page title</div>
          </div>
        </a>
        <a class="md-footer__link md-footer__link--next"> … </a>
      </nav>
      <div class="md-footer-meta md-typeset"> … </div>
    </footer>
*/

/* Nav area — same background as page content */
.md-footer {
  background: var(--mm-white) !important;
  border-top: 2px solid var(--mm-border);
  position: relative;
  z-index: 3;
}

.md-footer__inner {
  padding-block: 1.25rem;
  gap: .75rem;
}

/* Each prev/next card — outlined, light */
.md-footer__link {
  background: var(--mm-white);
  border: 1px solid var(--mm-border);
  border-radius: var(--mm-radius);
  padding: .9rem 1.1rem;
  box-shadow: var(--mm-shadow);
  transition: background .18s, border-color .18s, box-shadow .18s;
  flex: 1;
  min-width: 0;
}
.md-footer__link:hover {
  background: var(--mm-surface);
  border-color: var(--mm-ink-2);
  box-shadow: var(--mm-shadow-l);
}

/* Arrow icon */
.md-footer__button.md-icon {
  color: var(--mm-ink-2) !important;
  flex-shrink: 0;
}
.md-footer__link:hover .md-footer__button.md-icon {
  color: var(--mm-ink) !important;
}

/* "قبلی" / "بعدی" label */
.md-footer__direction {
  font-size: .68rem !important;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--mm-ink-2) !important;
}
.md-footer__link:hover .md-footer__direction {
  color: var(--mm-ink) !important;
}

/* Page title in card */
.md-footer__title {
  font-size: .8rem;
  color: var(--mm-ink) !important;
}
.md-footer__link:hover .md-footer__title {
  color: var(--mm-ink) !important;
}

/* Copyright bar — همیشه تیره */
.md-footer-meta {
  background: #0d0d0d !important;
  border-top: 1px solid rgba(255,255,255,.07);
}
[data-md-color-scheme="slate"] .md-footer-meta {
  background: #080808 !important;
  border-top-color: rgba(255,255,255,.09);
}
.md-footer-meta__inner {
  font-size: .72rem;
  color: rgba(255,255,255,.35) !important;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.md-footer-meta a {
  color: rgba(255,255,255,.45) !important;
}
.md-footer-meta a:hover {
  color: rgba(255,255,255,.75) !important;
}

/* تاریخ به‌روزرسانی — سمت چپ فوتر (در RTL: end = چپ) */
.md-copyright--updated {
  text-align: end;
  flex: 0 0 auto;
}
.md-copyright__updated {
  color: rgba(255,255,255,.45) !important;
  font-size: .72rem;
  letter-spacing: .02em;
}


/* ── 12  Table of contents ───────────────────────────────────── */
.md-nav--secondary .md-nav__title {
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--mm-ink-2);
}
.md-nav--secondary .md-nav__link {
  font-size: .75rem;
  color: var(--mm-ink-2);
  line-height: 1.6;
  border-radius: 3px;
}
.md-nav--secondary .md-nav__link--active {
  color: var(--mm-ink) !important;
  font-weight: 600;
}


/* ── 13  YouTube thumbnail player ────────────────────────────── */
/*
  DOM:
    <div class="yt-embed">
      <a class="yt-thumb" href="https://youtube.com/…" target="_blank">
        <img src="…maxresdefault.jpg" onerror="…hqdefault…">
        <div class="yt-overlay">
          <svg class="yt-play-icon">…</svg>
        </div>
        <span class="yt-badge">YouTube ↗</span>
      </a>
    </div>
*/

.yt-embed {
  margin-block: 1.75rem;
  line-height: 0;          /* collapse whitespace around the <a> */
}

.yt-thumb {
  display: block;
  position: relative;
  overflow: hidden;
  border-radius: var(--mm-radius);
  box-shadow: var(--mm-shadow-l);
  background: #111;
  /* padding-top hack: مطمئن‌ترین روش برای نسبت 16:9 */
  height: 0;
  padding-top: 56.25%;
  text-decoration: none !important;
}
.yt-thumb:focus-visible {
  outline: 2px solid var(--mm-ink);
  outline-offset: 3px;
}

/* Thumbnail image — با !important همه override های Material را خنثی می‌کند */
.yt-thumb img {
  display: block !important;
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  max-width: 100% !important;
  margin: 0 !important;
  /* subtle desaturate to fit monochrome theme */
  filter: grayscale(20%) brightness(.9);
  transition: filter .3s, transform .35s;
}
.yt-thumb:hover img {
  filter: grayscale(0%) brightness(.78) !important;
  transform: scale(1.04);
}

/* Dark overlay (always visible at low opacity; deepens on hover) */
.yt-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,.22);
  transition: background .25s;
  pointer-events: none;
}
.yt-thumb:hover .yt-overlay {
  background: rgba(0,0,0,.42);
}

/* Play button SVG */
.yt-play-icon {
  display: block;
  width: 64px;
  height: 64px;
  flex-shrink: 0;
  filter: drop-shadow(0 2px 10px rgba(0,0,0,.6));
  transition: transform .2s;
}
.yt-thumb:hover .yt-play-icon {
  transform: scale(1.14);
}

/* "YouTube ↗" badge */
.yt-badge {
  position: absolute;
  bottom: .6rem;
  inset-inline-end: .75rem;
  font-size: .62rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.55);
  background: rgba(0,0,0,.5);
  padding: .2em .55em;
  border-radius: 3px;
  pointer-events: none;
  line-height: 1.6;
  transition: color .2s;
}
.yt-thumb:hover .yt-badge {
  color: rgba(255,255,255,.9);
}


/* ── 14  Responsive ──────────────────────────────────────────── */
/*
  قانون: فقط چیزهایی رو override می‌کنیم که Material خودش
  handle نمی‌کنه. layout، drawer، search overlay رو به Material می‌سپاریم.

  Material breakpoints:
    drawer:  76.1875em = 1219px
    tabs:    60em      = 960px
    mobile:  44.9375em = 719px
*/

/* جلوگیری از horizontal scroll کل صفحه — کدبلاک‌ها داخل خودشون scroll می‌کنن */
.md-content {
  overflow-x: hidden;
}

/* ── Drawer breakpoint (≤ 1219px) ─────── */
@media screen and (max-width: 76.1875em) {
  .md-nav--primary .md-nav__title[for="__drawer"] {
    background: #0d0d0d !important;
    color: #f0f0f0 !important;
  }
  .md-content__inner {
    padding-inline: 1.25rem;
  }
}

/* ── Mobile (≤ 719px) ───────────────── */
@media screen and (max-width: 44.9375em) {
  /* تایپوگرافی */
  .md-typeset {
    font-size: .9rem;
    line-height: 1.8;
  }
  .md-typeset h1 {
    font-size: 1.4rem;
    line-height: 1.3;
    margin-bottom: 1rem;
  }
  .md-typeset h2 { font-size: 1.1rem; }
  .md-typeset h3 { font-size: .95rem; }
  .md-typeset pre > code { font-size: .76rem !important; }

  /* content padding */
  .md-content__inner {
    padding-inline: 1rem;
    padding-block: 1rem 2rem;
  }

  /* جلوگیری از overflow افقی فقط در content — نه body */
  .md-typeset {
    overflow-x: hidden;
  }

  /* Tables — wrapper اسکرول رو خودش هندل می‌کنه (tables.js) */
  .md-typeset table:not([class]) {
    font-size: .78rem;
  }
  .md-typeset table:not([class]) th,
  .md-typeset table:not([class]) td {
    padding: .45rem .6rem;
  }

  /* Code blocks */
  .md-typeset pre {
    max-width: calc(100vw - 2rem);
    overflow-x: auto;
  }

  /* Footer */
  .md-footer__inner {
    flex-direction: column;
    gap: .5rem;
    padding-block: 1rem;
  }
  .md-footer__link {
    padding: .75rem 1rem;
    width: 100%;
    box-sizing: border-box;
  }

  /* YouTube */
  .yt-play-icon { width: 48px; height: 48px; }
  .yt-embed { margin-block: 1.25rem; }

  /* Admonitions */
  .md-typeset .admonition,
  .md-typeset details {
    font-size: .82rem;
  }
}

/* ── Small phones (≤ 375px) ─────────── */
@media screen and (max-width: 23.4375em) {
  .md-typeset      { font-size: .85rem; }
  .md-typeset h1   { font-size: 1.2rem; }
  .md-content__inner { padding-inline: .75rem; }
  .md-footer__direction { font-size: .62rem !important; }
  .md-footer__title { font-size: .75rem; }
}


/* ── 15  RTL / Persian ───────────────────────────────────────── */
/* Code همیشه LTR */
[dir="rtl"] .md-typeset code,
[dir="rtl"] .md-typeset pre {
  direction: ltr;
  unicode-bidi: embed;
  text-align: left;
}

[dir="rtl"] .md-nav--secondary {
  border-left: 1px solid var(--mm-border);
  border-right: none;
  padding-left: .6rem;
  padding-right: 0;
}

/* RTL را Material خودش کنترل می‌کنه — override اضافی نمی‌زنیم */


/* ── 19  Accessibility & Touch & Motion ──────────────────────── */

/* Focus rings — visible بدون حذف outline برای keyboard nav */
:focus-visible {
  outline: 2px solid var(--mm-link-underline) !important;
  outline-offset: 2px;
}
/* موبایل — focus ring بزرگ‌تر */
@media (pointer: coarse) {
  :focus-visible {
    outline-width: 3px;
    outline-offset: 3px;
  }
}

/* Touch targets — فقط header buttons و back-to-top */
.md-header__button {
  min-height: 44px;
  min-width: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.md-top {
  min-height: 44px;
  min-width: 44px;
}

@media (pointer: coarse) {
  /* touchscreen — بزرگ‌تر کردن همه touch targets */
  .md-nav__link {
    min-height: 44px !important;
    padding-block: .6rem !important;
  }
  .md-tabs__link {
    padding-block: .85rem !important;
  }
  .md-header__button {
    min-width: 44px;
    justify-content: center;
  }
  /* دکمه back-to-top بزرگ‌تر */
  .md-top {
    width: 3rem !important;
    height: 3rem !important;
  }
}

/* cursor: pointer برای همه عناصر کلیک‌پذیر */
.md-nav__link,
.md-tabs__link,
.md-footer__link,
.md-header__button,
.md-header__option label,
.md-top,
.md-tag,
.yt-thumb,
.bf-hero__btn,
.grid.cards > ul > li,
[role="button"],
summary,
.md-typeset .admonition-title {
  cursor: pointer;
}

/* prefers-reduced-motion — غیر فعال کردن انیمیشن‌ها */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
  .yt-thumb img {
    transition: none !important;
  }
  .yt-thumb:hover img {
    transform: none !important;
  }
  .yt-play-icon,
  .md-header__option .md-header__button,
  .md-footer__link,
  .bf-hero__btn {
    transition: none !important;
    transform: none !important;
  }
}

/* max-width محتوا روی desktop — خوانایی بهتر */
@media screen and (min-width: 76.25em) {
  .md-content__inner {
    max-width: 860px;
  }
  /* صفحه اصلی: هیرو و سکشن‌ها full-width می‌خوان — محدودیت برداشته می‌شه */
  .md-content:has(.bf-hero) .md-content__inner {
    max-width: none;
    padding-inline: 0;
  }
}

/* هیچ‌وقت overflow-x: hidden روی body نمی‌زنیم —
   drawer Material با translateX کار می‌کنه و clip می‌شه */

/* Skip link — برای keyboard navigation */
.md-skip {
  background: #F7C800 !important;
  color: #0d0d0d !important;
  font-weight: 700;
  border-radius: 0 0 var(--mm-radius) var(--mm-radius);
  padding: .6rem 1.2rem;
}
.md-skip:focus {
  top: 0 !important;
  z-index: 100 !important;
}

/* ── Smooth transitions (همه‌جا) ────── */
.md-nav__link,
.md-tabs__link,
.md-header__button,
.md-footer__link,
.grid.cards > ul > li,
.md-typeset a,
.md-typeset img:not(.yt-thumb img) {
  transition-duration: .18s;
  transition-timing-function: ease;
}


/* ── 16  Misc ────────────────────────────────────────────────── */
/* Back-to-top — pinned to bottom-left corner */
.md-top {
  position: fixed !important;
  top: auto !important;
  bottom: 1.25rem !important;
  left: 1.25rem !important;
  right: auto !important;
  inset-inline-start: 1.25rem !important;
  inset-inline-end: auto !important;
  margin: 0 !important;
  transform: none !important;
  background: #0d0d0d !important;
  color: #f0f0f0 !important;
  border-radius: 50%;
  box-shadow: var(--mm-shadow-l);
  width: 2.5rem;
  height: 2.5rem;
  z-index: 5;
}
.md-top[hidden] { display: none !important; }
.md-top:hover { background: #222222 !important; }
[data-md-color-scheme="slate"] .md-top {
  background: #F7C800 !important;
  color: #0d0d0d !important;
}
[data-md-color-scheme="slate"] .md-top:hover {
  background: #e6bb00 !important;
}

/* Announce bar */
.md-announce {
  background: #0d0d0d !important;
  color: #c8c8c8 !important;
  font-size: .78rem;
  border-bottom: 1px solid rgba(255,255,255,.07);
}
[data-md-color-scheme="slate"] .md-announce {
  background: #111111 !important;
  color: #999999 !important;
}

/* Tag chips */
.md-tag {
  background: var(--mm-surface2) !important;
  color: var(--mm-ink) !important;
  border: 1px solid var(--mm-border);
  border-radius: 3px !important;
  font-size: .7rem !important;
  font-weight: 600;
  letter-spacing: .04em;
}

/* Skip link — defined in Section 19 with correct yellow */


/* ── 17  Homepage (index) ────────────────────────────────────── */

/* Hero block — دو ستونه: متن + تصویر بزرگ */
.bf-hero {
  display: flex;
  align-items: center;
  gap: 3rem;
  padding: 3.5rem 1.5rem 2.5rem;
  max-width: 1200px;
  margin-inline: auto;
}
.bf-hero__text {
  flex: 1 1 42%;
  min-width: 0;
}
.bf-hero__img {
  flex: 0 0 54%;
  max-width: 580px;
}
.bf-hero__img img {
  width: 100% !important;
  height: auto !important;
  border-radius: calc(var(--mm-radius) * 2) !important;
  box-shadow: 0 12px 48px rgba(0,0,0,.13) !important;
  display: block;
}
[data-md-color-scheme="slate"] .bf-hero__img img {
  box-shadow: 0 12px 48px rgba(0,0,0,.45) !important;
}
.bf-hero h1 {
  font-size: 2.4rem !important;
  font-weight: 800 !important;
  letter-spacing: -.04em !important;
  line-height: 1.2 !important;
  border-bottom: none !important;
  margin-bottom: .75rem !important;
  padding-bottom: 0 !important;
  text-align: right;
}
.bf-hero p {
  font-size: 1.05rem !important;
  color: var(--mm-ink-2) !important;
  margin: 0 0 2rem !important;
  line-height: 1.8 !important;
  text-align: right;
}

/* دکمه Hero — زرد با متن مشکی */
.bf-hero__btn {
  background: #F7C800 !important;
  color: #0d0d0d !important;
  border: none !important;
  font-size: .9rem !important;
  font-weight: 700 !important;
  padding: .7rem 1.75rem !important;
  border-radius: var(--mm-radius) !important;
  box-shadow: 0 2px 8px rgba(247,200,0,.35) !important;
  transition: background .15s, box-shadow .15s, transform .1s !important;
  text-decoration: none !important;
}
.bf-hero__btn:hover {
  background: #e6bb00 !important;
  box-shadow: 0 4px 14px rgba(247,200,0,.5) !important;
  transform: translateY(-1px);
  color: #0d0d0d !important;
}

/* سکشن‌های بعد از هیرو — وسط‌چین */
.bf-home-sections {
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 1.5rem;
}
.bf-home-sections h2 {
  text-align: center !important;
}

/* موبایل: ستون‌ها stack می‌شن */
@media screen and (max-width: 44.9375em) {
  .bf-hero {
    flex-direction: column-reverse;
    text-align: center;
    padding: 2rem 1rem 1.5rem;
    gap: 1.5rem;
  }
  .bf-hero__img {
    max-width: 280px;
    margin-inline: auto;
  }
  .bf-hero h1,
  .bf-hero p { text-align: center; }
  .bf-hero h1 { font-size: 1.7rem !important; }
}

/* Section dividers on homepage */
.md-content .md-typeset hr {
  margin-block: 2.25rem;
}

/* Grid cards — Popular Topics (smaller, 4-col) */
.grid.cards > ul > li,
.grid.cards > :not(ol) > li,
.grid.cards > .tabbed-set li {
  border: 1px solid var(--mm-border) !important;
  border-radius: var(--mm-radius) !important;
  box-shadow: var(--mm-shadow) !important;
  transition: box-shadow .18s, border-color .18s !important;
}
.grid.cards > ul > li:hover,
.grid.cards > :not(ol) > li:hover {
  box-shadow: var(--mm-shadow-l) !important;
  border-color: var(--mm-ink-2) !important;
}

/* Browse All Sections grid */
.md-typeset .grid:not(.cards) {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-block: .5rem;
}
.md-typeset .grid:not(.cards) > div {
  border: 1px solid var(--mm-border);
  border-radius: var(--mm-radius);
  padding: 1rem 1.1rem;
  background: var(--mm-surface);
}
.md-typeset .grid:not(.cards) > div h3 {
  font-size: .8rem !important;
  font-weight: 700 !important;
  letter-spacing: .05em !important;
  text-transform: uppercase !important;
  color: var(--mm-ink-2) !important;
  margin-top: 0 !important;
  margin-bottom: .65rem !important;
  border-bottom: 1px solid var(--mm-border);
  padding-bottom: .45rem;
}
.md-typeset .grid:not(.cards) > div ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
.md-typeset .grid:not(.cards) > div ul li {
  margin: 0;
  padding: .2rem 0;
  font-size: .82rem;
}

/* Tablet: hero stack */
@media screen and (max-width: 60em) {
  .bf-hero {
    flex-direction: column-reverse;
    text-align: center;
    padding: 2.5rem 1.25rem 1.5rem;
    gap: 2rem;
  }
  .bf-hero__img {
    max-width: 420px;
    margin-inline: auto;
  }
  .bf-hero h1,
  .bf-hero p { text-align: center; }
  .bf-hero h1 { font-size: 2rem !important; }
}

/* Mobile */
@media screen and (max-width: 44.9375em) {
  .bf-hero__img { max-width: 260px; }
  .bf-hero h1 { font-size: clamp(1.5rem, 7vw, 1.7rem) !important; }
  .bf-hero p  { font-size: .95rem !important; }
  .bf-hero__btn {
    display: block;
    width: 100%;
    text-align: center;
    padding: .85rem !important;
    font-size: 1rem !important;
  }
  .md-typeset .grid:not(.cards) {
    grid-template-columns: 1fr 1fr;
    gap: .85rem;
  }
  /* Cards — کمی فشرده‌تر */
  .grid.cards > ul > li,
  .grid.cards > :not(ol) > li {
    padding: .85rem !important;
  }
}

@media screen and (max-width: 30em) {
  .md-typeset .grid:not(.cards) {
    grid-template-columns: 1fr;
    gap: .65rem;
  }
}


/* ── Dark mode — overrides تکمیلی ───────────────────────────── */

/* Sidebar — لبه ظریف برای تمایز از محتوا */
[data-md-color-scheme="slate"] .md-sidebar--primary {
  border-inline-start: none;
  background: #181818;
}
[data-md-color-scheme="slate"] .md-sidebar--secondary {
  background: #181818;
}

/* Footer nav cards — در dark mode کمی برجسته‌تر */
[data-md-color-scheme="slate"] .md-footer {
  border-top-color: #2e2e2e !important;
}
[data-md-color-scheme="slate"] .md-footer__link {
  background: #1c1c1c !important;
  border-color: #2e2e2e !important;
}
[data-md-color-scheme="slate"] .md-footer__link:hover {
  background: #252525 !important;
  border-color: #444 !important;
}

/* Search output — تیره */
[data-md-color-scheme="slate"] .md-search__output {
  background: #1c1c1c !important;
  border-color: #2e2e2e !important;
}
[data-md-color-scheme="slate"] .md-search-result__meta {
  background: #111111 !important;
}
[data-md-color-scheme="slate"] .md-search-result__item {
  background: #1c1c1c !important;
}
[data-md-color-scheme="slate"] .md-search-result__link:hover .md-search-result__article,
[data-md-color-scheme="slate"] .md-search-result__link:focus .md-search-result__article {
  background: #252525 !important;
}

/* Tag chips در dark mode */
[data-md-color-scheme="slate"] .md-tag {
  background: #252525 !important;
  border-color: #3a3a3a !important;
  color: #c8c8c8 !important;
}

/* Blockquote border در dark mode — از border تیره استفاده می‌کنیم */
[data-md-color-scheme="slate"] [dir="rtl"] .md-typeset blockquote {
  border-right-color: #555555 !important;
}
[data-md-color-scheme="slate"] [dir="ltr"] .md-typeset blockquote {
  border-left-color: #555555 !important;
}

/* Admonition border در dark mode */
[data-md-color-scheme="slate"] [dir="rtl"] .md-typeset .admonition,
[data-md-color-scheme="slate"] [dir="rtl"] .md-typeset details {
  border-right-color: #555555 !important;
}
[data-md-color-scheme="slate"] [dir="ltr"] .md-typeset .admonition,
[data-md-color-scheme="slate"] [dir="ltr"] .md-typeset details {
  border-left-color: #555555 !important;
}

/* TOC links در dark mode */
[data-md-color-scheme="slate"] .md-nav--secondary .md-nav__link {
  color: #777777;
}
[data-md-color-scheme="slate"] .md-nav--secondary .md-nav__link--active {
  color: #F7C800 !important;
}

/* Active nav در dark mode — همچنان زرد */
[data-md-color-scheme="slate"] .md-nav__item--active > a.md-nav__link--active {
  background: #F7C800 !important;
  color: #0d0d0d !important;
}


/* ── 18  Monochrome syntax highlighting ──────────────────────── */
.highlight .hll  { background: rgba(255,255,255,.06) }
.highlight .c,
.highlight .cm,
.highlight .c1,
.highlight .cs   { color: #6a6a6a; font-style: italic }   /* comments  */
.highlight .k,
.highlight .kn,
.highlight .kd   { color: #d0d0d0; font-weight: 600 }     /* keywords  */
.highlight .s,
.highlight .s1,
.highlight .s2,
.highlight .se   { color: #aaaaaa }                       /* strings   */
.highlight .mi,
.highlight .mf   { color: #c8c8c8 }                       /* numbers   */
.highlight .o    { color: #888888 }                       /* operators */
.highlight .p    { color: #aaaaaa }                       /* punctuation */
.highlight .nb   { color: #d8d8d8 }                       /* builtins  */
.highlight .nf,
.highlight .nc   { color: #eeeeee; font-weight: 500 }     /* func/class */
.highlight .nt   { color: #bbbbbb }                       /* tags      */
.highlight .na   { color: #c0c0c0 }                       /* attr names */
.highlight .nd   { color: #999999 }                       /* decorators */
.highlight .n,
.highlight .nv   { color: var(--mm-code-fg) }             /* names/vars */