/* Shared Question Content Renderer: preview, bank, learn and exams. */
.question-rich-content {
    min-width: 0;
    color: var(--ink-950, #102a43);
    font-size: .89rem;
    line-height: 1.9;
    text-align: start;
    overflow-wrap: break-word;
    unicode-bidi: isolate;
}
.question-rich-content[dir="ltr"] { text-align: left; }
.question-rich-content p { margin: 0 0 .55rem; color: inherit; }
.question-rich-content > :last-child { margin-bottom: 0; }
.question-rich-content bdi { unicode-bidi: isolate; }
.question-rich-content mjx-container {
    max-width: 100%; overflow-x: auto; overflow-y: hidden;
    color: #263844; font-size: 1em !important; vertical-align: middle;
}
.question-media {
    max-width: 100%; object-fit: contain; image-rendering: auto;
}
.question-media--image {
    display: block;
    height: auto;
    max-width: 100%;
    max-height: min(72vh, 760px);
    margin: .72rem auto;
    border-radius: .55rem;
    object-fit: contain;
    cursor: zoom-in;
}
.question-media--formula {
    margin-inline: .12rem;
    border-radius: 0;
    background: transparent;

    /* نزدیک شدن سیاهی تصویر فرمول به رنگ متن سایت */
    filter: none !important;
    opacity: .8;

    vertical-align: -.19em;
}

.question-media--formula-inline,
.question-media--formula-wide {
    display: inline-block;
}
.question-media--formula-tall {
    display: block;
    max-width: 100%;
    height: auto;
    max-height: min(55vh, 420px);
    margin: .65rem auto;
    vertical-align: baseline;
    object-fit: contain;
    cursor: zoom-in;
}
.question-standalone-asset { display: contents; }
.question-option-body .question-media--image {
    max-width: 100%;
    max-height: min(60vh, 600px);
    margin: .48rem 0;
}
.question-asset-error {
    display: inline-flex; align-items: center; padding: .2rem .45rem;
    border: 1px solid #efbcbc; border-radius: .45rem; color: #9a3434;
    background: #fff1f1; font-size: .76rem; font-weight: 700;
}
.question-option-row {
    position: relative; display: grid; grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: start; gap: .34rem; width: 100%; min-width: 0; padding: .7rem .8rem;
    border: 1px solid var(--line, #dfe8eb); border-radius: .8rem; color: #243746;
    background: #fff; text-align: start; cursor: pointer;
}
.question-option-row > input {
    position: absolute; inline-size: 1px; block-size: 1px; opacity: .001;
    pointer-events: none;
}
.question-option-marker {
    width: 1.75rem; height: 1.75rem; display: grid; place-items: center;
    flex: 0 0 auto; border-radius: .52rem; color: #315f72; background: #edf3f4;
    font-size: .76rem; font-weight: 900; line-height: 1;
}
.question-option-body {
    min-width: 0; padding-top: .05rem; line-height: 1.85; text-align: start;
    unicode-bidi: isolate;
}
.question-option-body > bdi { display: block; width: 100%; }
.question-option-body p { margin: 0; color: inherit; }
.question-option-row:hover { border-color: #a9cbc8; background: #fbfefe; }
.question-option-row:focus-within { outline: 3px solid rgba(23, 137, 128, .14); border-color: #4D6089; }
.question-option-row.is-selected, .question-option-row:has(input:checked) { border-color: #4D6089; background: #edf9f7; }
.question-option-row:has(input:checked) .question-option-marker { color: #fff; background: #4D6089; }
.question-option-row.is-correct { border-color: #78b79d; background: #edf8f2; }
.question-option-row.is-wrong { border-color: #d89595; background: #fff1f1; }
.question-option-row.is-correct .question-option-marker { color: #fff; background: #2b8463; }
.question-option-row.is-wrong .question-option-marker { color: #fff; background: #bd5252; }
.question-option-state { align-self: center; color: #617985; font-size: .66rem; font-weight: 800; white-space: nowrap; }
.question-option-row.is-correct .question-option-state { color: #24704f; }
.question-option-row.is-wrong .question-option-state { color: #a33d3d; }

.question-number-marker {
    inline-size: 2.15rem; block-size: 2.15rem; display: inline-grid; place-items: center;
    flex: 0 0 auto; border-radius: .68rem; color: #fff; background: #315f72;
    font-size: .8rem; font-weight: 900; line-height: 1;
}
.question-metadata {
    display: flex; flex-wrap: wrap; align-items: center; gap: .32rem;
    min-width: 0; margin: 0; text-align: right;
}
.question-meta-badge {
    display: inline-flex; align-items: center; gap: .25rem; max-width: 100%;
    padding: .23rem .45rem; border: 1px solid #dce7ea; border-radius: .52rem;
    color: #385765; background: #f6f9fa; font-size: .65rem; line-height: 1.4;
}
.question-meta-badge small { color: #78909a; font-size: .59rem; font-weight: 700; }
.question-meta-badge bdi { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 800; }
.question-answer-review {
    display: grid; gap: .65rem; margin-top: 1rem; padding: .85rem;
    border: 1px solid #dce8e5; border-radius: .8rem; background: #f8fbfb;
}
.question-correct-answer { display: flex; align-items: center; gap: .55rem; color: #245f4a; }
.question-correct-answer span {
    inline-size: 1.75rem; block-size: 1.75rem; display: inline-grid; place-items: center;
    border-radius: 50%; color: #fff; background: #2b8463; font-weight: 900;
}
.question-explanation-review > strong { display: block; margin-bottom: .35rem; color: #234a5a; }
.question-answer-warning {
    padding: .55rem .65rem; border: 1px solid #efc58a; border-radius: .58rem;
    color: #81531c; background: #fff8e9; font-size: .72rem; font-weight: 800;
}
.question-image-dialog {
    width: min(94vw, 1100px); max-height: 92vh; padding: .65rem;
    border: 0; border-radius: 1rem; background: #fff; box-shadow: 0 24px 70px rgba(16,42,67,.3);
}
.question-image-dialog::backdrop { background: rgba(9,25,36,.74); }
.question-image-dialog img { display: block; width: auto; max-width: 100%; height: auto; max-height: 82vh; margin: auto; object-fit: contain; }
.question-image-dialog button { position: absolute; inset-block-start: .75rem; inset-inline-end: .75rem; }
@media (max-width: 575.98px) {
    .question-rich-content { font-size: .84rem; line-height: 1.85; }
    .question-option-row { grid-template-columns: auto minmax(0, 1fr); padding: .65rem; }
    .question-option-state { display: none; }
    .question-content-table { font-size: .74rem; }
    .question-content-table th, .question-content-table td { padding: .24rem .34rem; }
    .question-metadata { gap: .25rem; }
    .question-meta-badge { padding: .2rem .38rem; font-size: .62rem; }
}


/* =========================================================
   V34 - ONE AUTHORITATIVE QUESTION CONTENT ENGINE
   ---------------------------------------------------------
   این بخش جایگزین patchهای V24/V30/V31/V32/V33 است.
   از این نسخه به بعد Patch دیگری زیر آن نریزید.
   ========================================================= */

:root {
    /* Formula in question/explanation text */
    --f-micro: 14px;
    --f-symbol: 16px;
    --f-compact: 19px;
    --f-inline: 22px;
    --f-wide: 26px;
    --f-linear: 31px;
    --f-medium: 33px;
    --f-stacked: 44px;
    --f-stacked-lg: 62px;
    --f-vertical: 74px;
    --f-vertical-xl: 102px;
    --f-vertical-display: 122px;

    /* Formula inside a real table cell */
    --ft-micro: 13px;
    --ft-symbol: 16px;
    --ft-compact: 16px;
    --ft-inline: 18px;
    --ft-wide: 19px;
    --ft-linear: 22px;
    --ft-medium: 25px;
    --ft-stacked: 34px;
    --ft-stacked-lg: 44px;
    --ft-vertical: 48px;
    --ft-vertical-xl: 64px;
    --ft-vertical-display: 84px;
}


/* =========================================================
   MATHJAX / REAL FORMULA
   ========================================================= */

.question-rich-content mjx-container,
.question-render-preview mjx-container,
.parser-preview mjx-container,
.import-preview mjx-container,
.question-option-body mjx-container,
.option-render-preview mjx-container {
    max-width: 100%;
    color: #263844;
}

.question-rich-content mjx-container:not([display="true"]),
.question-render-preview mjx-container:not([display="true"]),
.parser-preview mjx-container:not([display="true"]),
.import-preview mjx-container:not([display="true"]),
.question-option-body mjx-container:not([display="true"]),
.option-render-preview mjx-container:not([display="true"]) {
    font-size: 1.06em !important;
    vertical-align: -0.05em !important;
}


/* =========================================================
   FORMULA IMAGE BASE
   ========================================================= */

.question-rich-content img[data-image-kind="formula"],
.question-render-preview img[data-image-kind="formula"],
.parser-preview img[data-image-kind="formula"],
.import-preview img[data-image-kind="formula"],
.question-option-row img[data-image-kind="formula"],
.question-option-body img[data-image-kind="formula"] {
    max-width: 100% !important;

    object-fit: contain !important;
    image-rendering: auto !important;

    padding: 0 !important;
    border: 0 !important;
    border-radius: 0 !important;
    background: transparent !important;
    box-shadow: none !important;

    opacity: 1 !important;
    filter: grayscale(1) contrast(1.06) brightness(.98) !important;

    transform: none !important;
    scale: none !important;
}


/* =========================================================
   V36.6 - NATURAL FORMULA SIZE ENGINE
   ---------------------------------------------------------
   ابعاد width/height تولیدشده توسط Renderer همان ابعاد واقعی Word هستند.
   اینجا اندازه جدید تحمیل نمی‌شود؛ فقط در صفحه کوچک Scale Down می‌کنیم.
   ========================================================= */

.question-rich-content img[data-image-kind="formula"],
.question-render-preview img[data-image-kind="formula"],
.parser-preview img[data-image-kind="formula"],
.import-preview img[data-image-kind="formula"],
.question-option-row img[data-image-kind="formula"],
.question-option-body img[data-image-kind="formula"],
.option-render-preview img[data-image-kind="formula"],
.option-text img[data-image-kind="formula"] {
    height: auto !important;
    max-width: 100% !important;
    max-height: min(55vh, 420px) !important;
    object-fit: contain !important;
}

/* اگر فایل قدیمی هیچ اندازه Word نداشت، فقط همان fallback اندازه معقول می‌گیرد. */
.question-rich-content img.question-media--formula-fallback,
.question-render-preview img.question-media--formula-fallback,
.parser-preview img.question-media--formula-fallback,
.import-preview img.question-media--formula-fallback,
.question-option-row img.question-media--formula-fallback,
.question-option-body img.question-media--formula-fallback {
    width: auto !important;
    height: 1.45em !important;
    max-height: 1.45em !important;
}

/* =========================================================
   VISUAL LINES
   ---------------------------------------------------------
   هر خط استخراج‌شده باید واقعاً در خط بعدی نمایش داده شود.
   ========================================================= */

.question-content-line {
    display: block !important;
    width: 100% !important;
    min-width: 0 !important;
    margin: 0 !important;
    line-height: 2 !important;
    unicode-bidi: plaintext !important;
    overflow-wrap: normal !important;
    word-break: normal !important;
}

.question-content-line + .question-content-line {
    margin-top: .10rem !important;
}

/* Formula beside text must remain inline. */
.question-content-line--mixed-assets img[data-image-kind="formula"] {
    display: inline-block !important;
    margin: .06em .10em !important;
    vertical-align: middle !important;
}


/* =========================================================
   OPTIONS
   ========================================================= */

.question-option-row {
    gap: .34rem !important;
}

.question-option-body {
    padding-inline: 0 !important;
}

.question-option-row[dir="rtl"] .question-content-line--media-only,
.question-option-row[dir="rtl"] .question-content-line--math-only,
.option-render-preview[dir="rtl"] .question-content-line--media-only,
.option-render-preview[dir="rtl"] .question-content-line--math-only {
    text-align: right !important;
}

.question-option-row[dir="ltr"] .question-content-line--media-only,
.question-option-row[dir="ltr"] .question-content-line--math-only,
.option-render-preview[dir="ltr"] .question-content-line--media-only,
.option-render-preview[dir="ltr"] .question-content-line--math-only {
    text-align: left !important;
}

.question-option-row[dir="rtl"] .question-content-line--media-only > img[data-image-kind="formula"],
.option-render-preview[dir="rtl"] .question-content-line--media-only > img[data-image-kind="formula"] {
    display: inline-block !important;
    margin-right: 0 !important;
    margin-left: .10em !important;
}

.question-option-row[dir="ltr"] .question-content-line--media-only > img[data-image-kind="formula"],
.option-render-preview[dir="ltr"] .question-content-line--media-only > img[data-image-kind="formula"] {
    display: inline-block !important;
    margin-left: 0 !important;
    margin-right: .10em !important;
}


/* =========================================================
   WORD TABLE ENGINE
   ========================================================= */

/* Bootstrap/import preview must not create a second full-width frame. */
.form-control.import-preview:has(.question-table-scroll),
.import-preview.form-control:has(.question-table-scroll),
.form-control:has(> .question-table-scroll),
.import-preview:has(> .question-table-scroll) {
    min-height: 0 !important;
    padding: 0 !important;

    border: 0 !important;
    border-radius: 0 !important;
    outline: 0 !important;

    background: transparent !important;
    box-shadow: none !important;
}

.question-table-scroll {
    display: block !important;

    direction: rtl !important;

    width: fit-content !important;
    max-width: 100% !important;

    overflow-x: auto !important;
    overflow-y: hidden !important;

    margin: .42rem auto !important;
    padding: 0 !important;

    border: 0 !important;
    border-radius: 0 !important;
    outline: 0 !important;

    background: transparent !important;
    box-shadow: none !important;

    scrollbar-width: none !important;
    -ms-overflow-style: none !important;
}

.question-table-scroll::-webkit-scrollbar {
    width: 0 !important;
    height: 0 !important;
    display: none !important;
}

.question-content-table,
.question-content-table[dir="rtl"],
.question-content-table[dir="ltr"] {
    direction: rtl !important;

    width: max-content !important;
    min-width: 0 !important;
    max-width: none !important;

    table-layout: auto !important;
    border-collapse: collapse !important;
    border-spacing: 0 !important;

    margin: 0 auto !important;

    border: 0 !important;
    border-radius: 0 !important;
    outline: 0 !important;

    background: transparent !important;
    box-shadow: none !important;

    color: #243746;
    font-family: Arial, Tahoma, sans-serif;
    font-size: .79rem;
    line-height: 1.28;
    font-variant-numeric: tabular-nums;
}

.question-content-table .question-content-row {
    height: 26px;
}

.question-content-table .question-content-cell {
    min-width: 0 !important;
    width: auto;

    height: 26px;
    padding: .14rem .36rem !important;

    /* base is borderless; Word/grid rules below add only real borders */
    border: 0 !important;

    text-align: center !important;
    vertical-align: middle !important;
    line-height: 1.28;

    box-sizing: border-box;
    background: transparent;
}

.question-content-table .question-content-cell--header {
    width: 1%;
    min-width: max-content !important;

    padding: .17rem .42rem !important;

    white-space: nowrap !important;
    font-size: .77rem;
    font-weight: 800;
    line-height: 1.20;

    color: #234a5a;
    background: #f2f7f8;

    text-align: center !important;
    vertical-align: middle !important;
}

.question-content-table
.question-content-cell--header
.question-table-cell-content {
    width: max-content;
    min-width: max-content;
    white-space: nowrap !important;
    overflow-wrap: normal !important;
    word-break: normal !important;
}

.question-content-table .question-content-cell--body {
    max-width: 175px;
    white-space: normal;
    overflow-wrap: normal;
    word-break: normal;
}

.question-table-cell-content {
    display: block;
    margin: 0;
    padding: 0;
    line-height: inherit;
    text-align: center !important;
}


/* =========================================================
   V36 - RTL CLOSED TABLE GRID
   ---------------------------------------------------------
   تمام سلول‌های واقعی جدول، Border افقی و عمودی دارند.
   سلول‌های ساختاری مثل operator / spacer / annotation خارج Grid هستند.
   ========================================================= */

/*
 * Word border metadata may be incomplete after DOCX conversion.
 * Any visible data cell in a bordered table therefore receives a closed grid.
 */
.question-content-table:not(.question-table-none)
> tbody
> tr
> .question-content-cell:not(.question-content-cell--operator):not(.question-content-cell--spacer):not(.question-content-cell--annotation):not(.question-content-cell--stub-title):not(.question-content-cell--stub-empty):not(.question-content-cell--trailing-empty):not(.question-content-cell--header-empty):not(.question-content-cell--empty) {
    border: 1px solid #9fb0b8 !important;
}

/* Explicit Word sides are preserved, but can never remove the closed grid. */
.question-content-table:not(.question-table-none)
.question-content-cell.word-border-top:not(.question-content-cell--operator):not(.question-content-cell--spacer):not(.question-content-cell--annotation):not(.question-content-cell--stub-title):not(.question-content-cell--stub-empty):not(.question-content-cell--trailing-empty):not(.question-content-cell--header-empty):not(.question-content-cell--empty) {
    border-top: 1px solid #8fa3ac !important;
}

.question-content-table:not(.question-table-none)
.question-content-cell.word-border-right:not(.question-content-cell--operator):not(.question-content-cell--spacer):not(.question-content-cell--annotation):not(.question-content-cell--stub-title):not(.question-content-cell--stub-empty):not(.question-content-cell--trailing-empty):not(.question-content-cell--header-empty):not(.question-content-cell--empty) {
    border-right: 1px solid #8fa3ac !important;
}

.question-content-table:not(.question-table-none)
.question-content-cell.word-border-bottom:not(.question-content-cell--operator):not(.question-content-cell--spacer):not(.question-content-cell--annotation):not(.question-content-cell--stub-title):not(.question-content-cell--stub-empty):not(.question-content-cell--trailing-empty):not(.question-content-cell--header-empty):not(.question-content-cell--empty) {
    border-bottom: 1px solid #8fa3ac !important;
}

.question-content-table:not(.question-table-none)
.question-content-cell.word-border-left:not(.question-content-cell--operator):not(.question-content-cell--spacer):not(.question-content-cell--annotation):not(.question-content-cell--stub-title):not(.question-content-cell--stub-empty):not(.question-content-cell--trailing-empty):not(.question-content-cell--header-empty):not(.question-content-cell--empty) {
    border-left: 1px solid #8fa3ac !important;
}

.question-content-table.question-table-none
.question-content-cell {
    border: 0 !important;
    border-top: 0 !important;
    border-right: 0 !important;
    border-bottom: 0 !important;
    border-left: 0 !important;
}

/*
 * IMPORTANT:
 * do not use border-style:hidden with border-collapse.
 * It can erase the neighbour's real border.
 */
.question-content-table
.question-content-cell.question-content-cell--operator,
.question-content-table
.question-content-cell.question-content-cell--spacer,
.question-content-table
.question-content-cell.question-content-cell--annotation,
.question-content-table
.question-content-cell.question-content-cell--stub-title,
.question-content-table
.question-content-cell.question-content-cell--stub-empty,
.question-content-table
.question-content-cell.question-content-cell--trailing-empty,
.question-content-table
.question-content-cell.question-content-cell--header-empty,
.question-content-table
.question-content-cell.question-content-cell--empty {
    border: 0 !important;
    border-top: 0 !important;
    border-right: 0 !important;
    border-bottom: 0 !important;
    border-left: 0 !important;

    background: transparent !important;
    box-shadow: none !important;
}


/* Header with no title is structural and must not create a box. */
.question-content-table .question-content-cell.question-content-cell--header-empty {
    min-width: 0 !important;
    padding: 0 !important;

    border: 0 !important;
    background: transparent !important;
    box-shadow: none !important;
}


/* Structural table cells */
.question-content-table .question-content-cell.question-content-cell--operator,
.question-content-table .question-content-cell.question-content-cell--spacer,
.question-content-table .question-content-cell.question-content-cell--annotation,
.question-content-table .question-content-cell.question-content-cell--stub-title,
.question-content-table .question-content-cell.question-content-cell--stub-empty,
.question-content-table .question-content-cell.question-content-cell--trailing-empty {
    border: 0 !important;
    background: transparent !important;
    box-shadow: none !important;
}

.question-content-table .question-content-cell--operator {
    width: auto !important;
    min-width: 22px !important;
    max-width: none !important;

    padding: .03rem .18rem !important;

    white-space: nowrap !important;
    text-align: center !important;
    vertical-align: middle !important;
}

.question-content-table
.question-content-cell--operator
.question-table-cell-content {
    display: inline-flex !important;

    width: max-content !important;
    min-width: max-content !important;

    align-items: center !important;
    justify-content: center !important;
    gap: .10rem !important;

    white-space: nowrap !important;

    font-size: .84rem !important;
    font-weight: 550 !important;
    line-height: 1 !important;
}

.question-content-table .question-content-cell--spacer {
    width: 10px !important;
    min-width: 10px !important;
    max-width: 10px !important;
    padding: 0 !important;
}

.question-content-table .question-content-cell--annotation {
    width: auto !important;
    min-width: 60px !important;
    max-width: 150px !important;

    padding: .14rem .32rem !important;

    white-space: normal !important;
    font-size: .70rem;
    line-height: 1.40;
}


/* =========================================================
   FORMULA IMAGES INSIDE TABLE
   ========================================================= */

.question-content-table img[data-image-kind="formula"] {
    width: auto !important;
    max-width: 100% !important;

    margin: 0 .03em !important;
    padding: 0 !important;

    border: 0 !important;
    background: transparent !important;

    object-fit: contain !important;
}

.question-content-table img.question-media--formula-micro-symbol {
    height: var(--ft-micro) !important;
    max-height: var(--ft-micro) !important;
}
.question-content-table img.question-media--formula-symbol {
    height: var(--ft-symbol) !important;
    max-height: var(--ft-symbol) !important;
}
.question-content-table img.question-media--formula-compact-inline {
    height: var(--ft-compact) !important;
    max-height: var(--ft-compact) !important;
}
.question-content-table img.question-media--formula-inline {
    height: var(--ft-inline) !important;
    max-height: var(--ft-inline) !important;
}
.question-content-table img.question-media--formula-inline-wide {
    height: var(--ft-wide) !important;
    max-height: var(--ft-wide) !important;
}
.question-content-table img.question-media--formula-linear-medium {
    height: var(--ft-linear) !important;
    max-height: var(--ft-linear) !important;
}
.question-content-table img.question-media--formula-medium {
    height: var(--ft-medium) !important;
    max-height: var(--ft-medium) !important;
}
.question-content-table img.question-media--formula-stacked {
    height: var(--ft-stacked) !important;
    max-height: var(--ft-stacked) !important;
}
.question-content-table img.question-media--formula-stacked-large {
    height: var(--ft-stacked-lg) !important;
    max-height: var(--ft-stacked-lg) !important;
}
.question-content-table img.question-media--formula-vertical {
    height: var(--ft-vertical) !important;
    max-height: var(--ft-vertical) !important;
}
.question-content-table img.question-media--formula-vertical-xl {
    height: var(--ft-vertical-xl) !important;
    max-height: var(--ft-vertical-xl) !important;
}
.question-content-table img.question-media--formula-vertical-display {
    height: var(--ft-vertical-display) !important;
    max-height: var(--ft-vertical-display) !important;
}


/* Real image inside table stays independent from formula sizing. */
.question-table-cell-content img[data-image-kind="image"] {
    display: block;
    max-width: min(100%, 260px);
    max-height: 180px;
    width: auto;
    height: auto;
    margin: .10rem auto !important;
}



/* =========================================================
   EXPLICIT WORD ALIGNMENT / MIXED FORMULA LINES
   ========================================================= */

.question-rich-content .question-content-line--align-left,
.question-render-preview .question-content-line--align-left,
.parser-preview .question-content-line--align-left,
.import-preview .question-content-line--align-left,
.question-option-body .question-content-line--align-left {
    text-align: left !important;
}

.question-rich-content .question-content-line--align-right,
.question-render-preview .question-content-line--align-right,
.parser-preview .question-content-line--align-right,
.import-preview .question-content-line--align-right,
.question-option-body .question-content-line--align-right {
    text-align: right !important;
}

.question-rich-content .question-content-line--align-center,
.question-render-preview .question-content-line--align-center,
.parser-preview .question-content-line--align-center,
.import-preview .question-content-line--align-center,
.question-option-body .question-content-line--align-center {
    text-align: center !important;
}

.question-content-line--mixed-assets img[data-image-kind="formula"] {
    display: inline-block !important;
    margin: .06em .10em !important;
    vertical-align: middle !important;
}

.question-content-line--mixed-assets mjx-container:not([display="true"]) {
    display: inline-block !important;
}

/* =========================================================
   MOBILE
   ========================================================= */

@media (max-width: 575.98px) {
    .question-rich-content {
        font-size: .84rem;
        line-height: 1.85;
    }

    .question-option-row {
        grid-template-columns: auto minmax(0, 1fr);
        padding: .65rem;
    }

    .question-option-state {
        display: none;
    }

    .question-content-table {
        font-size: .74rem;
    }

    .question-content-table .question-content-cell {
        padding: .13rem .30rem !important;
    }
}


/* =========================================================
   V36 - INLINE MATHJAX IN TABLES
   ---------------------------------------------------------
   فلش/scroll-control ریز زیر R3→ / R4→ / = از overflow:auto
   روی MathJax inline می‌آمد. Inline math داخل جدول scroll container نیست.
   ========================================================= */

.question-content-table
mjx-container:not([display="true"]),
.question-content-table
.question-content-cell--operator
mjx-container {
    overflow: visible !important;
    overflow-x: visible !important;
    overflow-y: visible !important;

    max-width: none !important;

    scrollbar-width: none !important;
    -ms-overflow-style: none !important;
}

.question-content-table
mjx-container:not([display="true"])::-webkit-scrollbar,
.question-content-table
.question-content-cell--operator
mjx-container::-webkit-scrollbar {
    width: 0 !important;
    height: 0 !important;
    display: none !important;
}


/* =========================================================
   V36.2 - EMPTY CELLS + PERSIAN HTML SCRIPTS
   ========================================================= */

/* Any truly empty table body cell stays in layout but draws no box. */
.question-content-table
.question-content-cell--empty {
    border: 0 !important;
    border-top: 0 !important;
    border-right: 0 !important;
    border-bottom: 0 !important;
    border-left: 0 !important;

    background: transparent !important;
    box-shadow: none !important;
}

/*
 * Persian/Arabic sub/sup is rendered by the browser, not by MathJax.
 * That preserves joining and correct RTL order.
 */
.question-math-rtl-script-group {
    display: inline-block !important;
    direction: ltr !important;
    unicode-bidi: isolate !important;
    white-space: nowrap !important;
    vertical-align: baseline !important;
}

.question-rtl-script {
    display: inline-block !important;

    direction: rtl !important;
    unicode-bidi: isolate !important;

    font-family: var(--font, "Vazirmatn", Tahoma, Arial, sans-serif) !important;
    font-style: normal !important;
    font-weight: 500 !important;

    letter-spacing: 0 !important;
    word-spacing: normal !important;
    white-space: nowrap !important;

    color: inherit !important;
}

sub.question-rtl-script {
    font-size: .70em !important;
    line-height: 1 !important;
    vertical-align: sub !important;
    margin-inline-start: .05em !important;
}

sup.question-rtl-script {
    font-size: .70em !important;
    line-height: 1 !important;
    vertical-align: super !important;
    margin-inline-start: .05em !important;
}

/* =========================================================
   V36.5 - OPTION NUMBER / ENGLISH POSITION FIX
   ---------------------------------------------------------
   فقط محل قرارگیری محتوای گزینه را اصلاح می‌کند.
   - شماره گزینه همیشه سمت راست می‌ماند.
   - متن/عدد انگلیسی LTR خوانده می‌شود.
   - محتوای LTR دیگر به انتهای چپ کادر نمی‌رود.
   - جدول، فرمول، تصویر، سال، سؤال و sub/sup دست‌نخورده‌اند.
   ========================================================= */

/* قاب گزینه همیشه با منطق RTL چیده شود تا marker سمت راست بماند. */
.question-option-row,
.question-option-row[dir="rtl"],
.question-option-row[dir="ltr"] {
    direction: rtl !important;
    grid-template-columns: auto minmax(0, 1fr) auto !important;
    column-gap: .34rem !important;
    text-align: right !important;
}

/* بدنه گزینه همیشه از کنار marker شروع شود. */
.question-option-body,
.question-option-body[dir="rtl"],
.question-option-body[dir="ltr"] {
    min-width: 0 !important;
    direction: rtl !important;
    text-align: right !important;
    justify-self: stretch !important;
}

/* bdi والد نباید با تشخیص خودکار LTR، کل بدنه را به سمت چپ ببرد. */
.question-option-body > bdi,
.option-render-preview > bdi,
.option-text > bdi {
    display: block !important;
    width: 100% !important;
    direction: rtl !important;
    text-align: right !important;
    unicode-bidi: isolate !important;
}

/* همه خطوط گزینه از لبه نزدیک شماره گزینه قرار بگیرند. */
.question-option-row .question-content-line,
.question-option-body .question-content-line,
.option-render-preview .question-content-line,
.option-text .question-content-line {
    width: 100% !important;
    margin-inline: 0 !important;
    text-align: right !important;
}

/*
 * خود متن انگلیسی/عددی همچنان LTR است، اما بلوک آن راست‌چین است.
 * بنابراین 123 / ABC / R1 درست خوانده می‌شوند و کنار شماره گزینه می‌مانند.
 */
.question-option-row .question-content-line--ltr,
.question-option-body .question-content-line--ltr,
.option-render-preview .question-content-line--ltr,
.option-text .question-content-line--ltr {
    direction: ltr !important;
    text-align: right !important;
    unicode-bidi: isolate !important;
}

/* خطوط فقط-فرمول/فقط-تصویر نیز کنار شماره گزینه بمانند. */
.question-option-row .question-content-line--math-only,
.question-option-row .question-content-line--media-only,
.question-option-body .question-content-line--math-only,
.question-option-body .question-content-line--media-only,
.option-render-preview .question-content-line--math-only,
.option-render-preview .question-content-line--media-only,
.option-text .question-content-line--math-only,
.option-text .question-content-line--media-only {
    text-align: right !important;
}

/* MathJax جهت ریاضی خودش را حفظ می‌کند؛ فقط محل بلوک کنار marker است. */
.question-option-row mjx-container:not([display="true"]),
.question-option-body mjx-container:not([display="true"]),
.option-render-preview mjx-container:not([display="true"]),
.option-text mjx-container:not([display="true"]) {
    direction: ltr !important;
    display: inline-block !important;
}

/* در موبایل هم همان ترتیب marker + body حفظ شود. */
@media (max-width: 575.98px) {
    .question-option-row,
    .question-option-row[dir="rtl"],
    .question-option-row[dir="ltr"] {
        direction: rtl !important;
        grid-template-columns: auto minmax(0, 1fr) !important;
        column-gap: .32rem !important;
    }
}

/* =========================================================
   V36.11 - GENERATED IMAGE HOVER ONLY
   ---------------------------------------------------------
   هیچ آیکون/علامت زومی روی تصویر نمایش داده نمی‌شود.
   فقط روی دسکتاپ با بردن موس، تصویر کمی بزرگ می‌شود.
   ========================================================= */

img.question-generated-asset[data-question-zoom="true"] {
    cursor: zoom-in !important;
}

@media (hover: hover) and (pointer: fine) {

    img.question-generated-asset[data-question-zoom="true"] {
        position: relative;
        z-index: 2;

        transition:
            transform .14s ease,
            box-shadow .14s ease,
            background-color .14s ease;

        transform-origin: center center;
        will-change: transform;
    }

    img.question-generated-asset[data-image-kind="formula"][data-question-zoom="true"]:hover {
        z-index: 1055;
        transform: scale(1.16);
        background: #fff;
        box-shadow: 0 5px 18px rgba(16, 42, 67, .12);
    }

    img.question-generated-asset[data-image-kind="image"][data-question-zoom="true"]:hover {
        z-index: 1055;
        transform: scale(1.08);
        background: #fff;
        box-shadow: 0 7px 22px rgba(16, 42, 67, .12);
    }

    /* جدول‌های فعلی عیناً بمانند. */
    .question-content-table
    img.question-generated-asset[data-question-zoom="true"]:hover {
        transform: none !important;
        box-shadow: none !important;
        background: transparent !important;
    }
}

@media (hover: none), (pointer: coarse) {
    img.question-generated-asset[data-question-zoom="true"] {
        transform: none !important;
    }
}

/* =========================================================
   V36.12 - MOBILE HARD CONTAINMENT FOR FORMULAS
   ---------------------------------------------------------
   لایه محافظ مشترک برای learn / preview / exam:
   MathJax یا تصویر فرمولی حق عبور از عرض محتوای سؤال را ندارد.
   کوچک‌سازی دقیق MathJax در learn توسط JS همان صفحه انجام می‌شود.
   ========================================================= */
@media (max-width: 767.98px) {
    .question-rich-content,
    .question-render-preview,
    .parser-preview,
    .import-preview,
    .question-option-body,
    .option-render-preview,
    .question-content-line {
        min-width: 0 !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
    }

    .question-rich-content mjx-container,
    .question-render-preview mjx-container,
    .parser-preview mjx-container,
    .import-preview mjx-container,
    .question-option-body mjx-container,
    .option-render-preview mjx-container {
        max-width: 100% !important;
        box-sizing: border-box !important;
    }

    /*
     * max-width روی خود container به تنهایی محتوای MathJax را Scale نمی‌کند؛
     * بنابراین در صفحات بدون Auto-fit JS، overflow داخل همان کادر می‌ماند.
     */
    .question-rich-content mjx-container[display="true"],
    .question-render-preview mjx-container[display="true"],
    .parser-preview mjx-container[display="true"],
    .import-preview mjx-container[display="true"],
    .question-option-body mjx-container[display="true"],
    .option-render-preview mjx-container[display="true"] {
        display: block !important;
        width: 100% !important;
        max-width: 100% !important;
        overflow-x: auto !important;
        overflow-y: hidden !important;
        -webkit-overflow-scrolling: touch;
    }

    .question-rich-content img[data-image-kind="formula"],
    .question-render-preview img[data-image-kind="formula"],
    .parser-preview img[data-image-kind="formula"],
    .import-preview img[data-image-kind="formula"],
    .question-option-row img[data-image-kind="formula"],
    .question-option-body img[data-image-kind="formula"],
    .option-render-preview img[data-image-kind="formula"],
    .option-text img[data-image-kind="formula"] {
        max-width: 100% !important;
        width: auto !important;
        height: auto !important;
        object-fit: contain !important;
        box-sizing: border-box !important;
    }
}


/* =========================================================
   HOTFIX - REMOVE SCROLLBAR FROM INLINE MATHJAX FORMULAS
   علت: در ابتدای فایل برای mjx-container به صورت عمومی
   overflow-x:auto تعریف شده بود و فرمول خطی هم scrollable می‌شد.
   این override فقط همان رفتار را خنثی می‌کند و بقیه قواعد را دست نمی‌زند.
   ========================================================= */
.question-rich-content mjx-container:not([display="true"]),
.question-render-preview mjx-container:not([display="true"]),
.parser-preview mjx-container:not([display="true"]),
.import-preview mjx-container:not([display="true"]),
.question-option-body mjx-container:not([display="true"]),
.option-render-preview mjx-container:not([display="true"]),
.option-text mjx-container:not([display="true"]) {
    display: inline-block !important;
    width: auto !important;
    max-width: none !important;
    overflow: visible !important;
    overflow-x: visible !important;
    overflow-y: visible !important;
    scrollbar-width: none !important;
    -ms-overflow-style: none !important;
    white-space: nowrap !important;
    vertical-align: -0.05em !important;
}

.question-rich-content mjx-container:not([display="true"])::-webkit-scrollbar,
.question-render-preview mjx-container:not([display="true"])::-webkit-scrollbar,
.parser-preview mjx-container:not([display="true"])::-webkit-scrollbar,
.import-preview mjx-container:not([display="true"])::-webkit-scrollbar,
.question-option-body mjx-container:not([display="true"])::-webkit-scrollbar,
.option-render-preview mjx-container:not([display="true"])::-webkit-scrollbar,
.option-text mjx-container:not([display="true"])::-webkit-scrollbar {
    width: 0 !important;
    height: 0 !important;
    display: none !important;
}

/* فرمول‌های display روی دسکتاپ scroll نگیرند؛ روی موبایل قواعد انتهای فایل هنوز می‌توانند آن‌ها را کنترل کنند. */
@media (min-width: 768px) {
    .question-rich-content mjx-container[display="true"],
    .question-render-preview mjx-container[display="true"],
    .parser-preview mjx-container[display="true"],
    .import-preview mjx-container[display="true"],
    .question-option-body mjx-container[display="true"],
    .option-render-preview mjx-container[display="true"],
    .option-text mjx-container[display="true"] {
        overflow: visible !important;
        overflow-x: visible !important;
        overflow-y: visible !important;
        scrollbar-width: none !important;
        -ms-overflow-style: none !important;
    }

    .question-rich-content mjx-container[display="true"]::-webkit-scrollbar,
    .question-render-preview mjx-container[display="true"]::-webkit-scrollbar,
    .parser-preview mjx-container[display="true"]::-webkit-scrollbar,
    .import-preview mjx-container[display="true"]::-webkit-scrollbar,
    .question-option-body mjx-container[display="true"]::-webkit-scrollbar,
    .option-render-preview mjx-container[display="true"]::-webkit-scrollbar,
    .option-text mjx-container[display="true"]::-webkit-scrollbar {
        width: 0 !important;
        height: 0 !important;
        display: none !important;
    }
}


/* =========================================================
   V36.13 - EXPLICIT MANUAL ALIGNMENT HAS FINAL PRIORITY
   ---------------------------------------------------------
   کاربر در ویرایش سؤال باید بتواند یک خط/فرمول را واقعاً
   چپ، راست یا وسط کارت قرار دهد.
   این قواعد عمداً بعد از OPTION POSITION FIX آمده‌اند.
   ========================================================= */

html body .question-rich-content
.question-content-line.question-content-line--align-left,
html body .question-render-preview
.question-content-line.question-content-line--align-left,
html body .parser-preview
.question-content-line.question-content-line--align-left,
html body .import-preview
.question-content-line.question-content-line--align-left,
html body .question-option-row
.question-content-line.question-content-line--align-left,
html body .question-option-body
.question-content-line.question-content-line--align-left,
html body .option-render-preview
.question-content-line.question-content-line--align-left,
html body .option-text
.question-content-line.question-content-line--align-left {
    text-align: left !important;
}

html body .question-rich-content
.question-content-line.question-content-line--align-right,
html body .question-render-preview
.question-content-line.question-content-line--align-right,
html body .parser-preview
.question-content-line.question-content-line--align-right,
html body .import-preview
.question-content-line.question-content-line--align-right,
html body .question-option-row
.question-content-line.question-content-line--align-right,
html body .question-option-body
.question-content-line.question-content-line--align-right,
html body .option-render-preview
.question-content-line.question-content-line--align-right,
html body .option-text
.question-content-line.question-content-line--align-right {
    text-align: right !important;
}

html body .question-rich-content
.question-content-line.question-content-line--align-center,
html body .question-render-preview
.question-content-line.question-content-line--align-center,
html body .parser-preview
.question-content-line.question-content-line--align-center,
html body .import-preview
.question-content-line.question-content-line--align-center,
html body .question-option-row
.question-content-line.question-content-line--align-center,
html body .question-option-body
.question-content-line.question-content-line--align-center,
html body .option-render-preview
.question-content-line.question-content-line--align-center,
html body .option-text
.question-content-line.question-content-line--align-center {
    text-align: center !important;
}

/* MathJax از Alignment والد تبعیت کند. */
html body .question-content-line--align-left mjx-container {
    text-align: left !important;
    margin-left: 0 !important;
    margin-right: auto !important;
}

html body .question-content-line--align-right mjx-container {
    text-align: right !important;
    margin-right: 0 !important;
    margin-left: auto !important;
}

html body .question-content-line--align-center mjx-container {
    text-align: center !important;
    margin-left: auto !important;
    margin-right: auto !important;
}

/* تصویر فرمول-only هم واقعاً جابه‌جا شود. */
html body .question-content-line--align-left
> img[data-image-kind="formula"] {
    display: block !important;
    margin-left: 0 !important;
    margin-right: auto !important;
}

html body .question-content-line--align-right
> img[data-image-kind="formula"] {
    display: block !important;
    margin-right: 0 !important;
    margin-left: auto !important;
}

html body .question-content-line--align-center
> img[data-image-kind="formula"] {
    display: block !important;
    margin-left: auto !important;
    margin-right: auto !important;
}


/* =========================================================
   EXPLICIT ALIGNMENT - REAL IMAGE POSITION FIX
   ---------------------------------------------------------
   [ALIGN:left/right/center] must physically move real images.
   text-align alone cannot move a block image whose margin is auto.
   This block intentionally comes LAST.
   ========================================================= */

/* LEFT */
html body .question-content-line--align-left
> img[data-image-kind="image"],
html body .question-content-line--align-left
> img.question-media--image,
html body .question-content-line--align-left
img.question-media--image,
html body .question-rich-content
.question-content-line--align-left
img[data-image-kind="image"],
html body .question-render-preview
.question-content-line--align-left
img[data-image-kind="image"],
html body .parser-preview
.question-content-line--align-left
img[data-image-kind="image"],
html body .import-preview
.question-content-line--align-left
img[data-image-kind="image"],
html body .question-option-body
.question-content-line--align-left
img[data-image-kind="image"],
html body .option-render-preview
.question-content-line--align-left
img[data-image-kind="image"] {
    display: block !important;
    margin-left: 0 !important;
    margin-right: auto !important;
}

/* RIGHT */
html body .question-content-line--align-right
> img[data-image-kind="image"],
html body .question-content-line--align-right
> img.question-media--image,
html body .question-content-line--align-right
img.question-media--image,
html body .question-rich-content
.question-content-line--align-right
img[data-image-kind="image"],
html body .question-render-preview
.question-content-line--align-right
img[data-image-kind="image"],
html body .parser-preview
.question-content-line--align-right
img[data-image-kind="image"],
html body .import-preview
.question-content-line--align-right
img[data-image-kind="image"],
html body .question-option-body
.question-content-line--align-right
img[data-image-kind="image"],
html body .option-render-preview
.question-content-line--align-right
img[data-image-kind="image"] {
    display: block !important;
    margin-right: 0 !important;
    margin-left: auto !important;
}

/* CENTER */
html body .question-content-line--align-center
> img[data-image-kind="image"],
html body .question-content-line--align-center
> img.question-media--image,
html body .question-content-line--align-center
img.question-media--image,
html body .question-rich-content
.question-content-line--align-center
img[data-image-kind="image"],
html body .question-render-preview
.question-content-line--align-center
img[data-image-kind="image"],
html body .parser-preview
.question-content-line--align-center
img[data-image-kind="image"],
html body .question-option-body
.question-content-line--align-center
img[data-image-kind="image"],
html body .option-render-preview
.question-content-line--align-center
img[data-image-kind="image"] {
    display: block !important;
    margin-left: auto !important;
    margin-right: auto !important;
}

/* Keep aligned real images responsive without changing their aspect ratio. */
html body .question-content-line--align-left img[data-image-kind="image"],
html body .question-content-line--align-right img[data-image-kind="image"],
html body .question-content-line--align-center img[data-image-kind="image"] {
    width: auto;
    height: auto;
    max-width: 100% !important;
    object-fit: contain !important;
}


/* =========================================================
   V36.7 - TRUE INLINE REAL IMAGE
   ---------------------------------------------------------
   فقط تصاویر واقعی‌ای که با layout=inline درج شده‌اند
   داخل همان خط متن می‌مانند.
   تصویر مستقل و تمام فرمول‌ها دست‌نخورده‌اند.
   ========================================================= */

html body img.question-media.question-media--image.question-generated-asset[data-image-kind="image"][data-image-layout="inline"] {
    display: inline-block !important;
    width: auto !important;
    height: auto !important;
    max-height: 2.9em !important;
    max-width: min(45%, 240px) !important;
    margin: 0 .18em !important;
    padding: 0 !important;
    vertical-align: middle !important;
    object-fit: contain !important;
    float: none !important;
    clear: none !important;
    transform: none !important;
    scale: none !important;
    cursor: default !important;
}

html body .question-content-line--align-left > img.question-media.question-media--image.question-generated-asset[data-image-kind="image"][data-image-layout="inline"],
html body .question-content-line--align-right > img.question-media.question-media--image.question-generated-asset[data-image-kind="image"][data-image-layout="inline"],
html body .question-content-line--align-center > img.question-media.question-media--image.question-generated-asset[data-image-kind="image"][data-image-layout="inline"],
html body .question-content-line--mixed-assets > img.question-media.question-media--image.question-generated-asset[data-image-kind="image"][data-image-layout="inline"] {
    display: inline-block !important;
    margin: 0 .18em !important;
    vertical-align: middle !important;
}

html body .question-option-body img.question-media.question-media--image.question-generated-asset[data-image-kind="image"][data-image-layout="inline"],
html body .option-render-preview img.question-media.question-media--image.question-generated-asset[data-image-kind="image"][data-image-layout="inline"] {
    display: inline-block !important;
    max-height: 2.9em !important;
    max-width: min(45%, 220px) !important;
    margin: 0 .16em !important;
    vertical-align: middle !important;
}

/* =========================================================
   REAL IMAGE INSERTED INSIDE TEXT
   فقط عکس‌هایی که عمداً inline درج شده‌اند
   ========================================================= */

html body img.question-media.question-media--image.question-generated-asset[
    data-image-kind="image"
][data-image-layout="inline"] {
    display: inline-block !important;

    width: auto !important;
    height: auto !important;

    max-height: 2.9em !important;
    max-width: min(45%, 240px) !important;

    margin: 0 .18em !important;
    padding: 0 !important;

    vertical-align: middle !important;

    object-fit: contain !important;

    float: none !important;
    clear: none !important;

    transform: none !important;
    scale: none !important;
}

/* راستچین متن */
/* =========================================================
   QUESTION ALIGNMENT STABILITY
   جهت حروف با تراز ظاهری متن یکی نیست.
   ویرایش متن نباید تراز سؤال را خودکار عوض کند.
   ========================================================= */

/* محتوای درس RTL به طور پیش‌فرض راست‌چین بماند */
html body
.question-rich-content[dir="rtl"]
> .question-content-line:not(.question-content-line--align-left):not(.question-content-line--align-center):not(.question-content-line--align-right) {
    text-align: right !important;
}

/* محتوای درس LTR به طور پیش‌فرض چپ‌چین بماند */
html body
.question-rich-content[dir="ltr"]
> .question-content-line:not(.question-content-line--align-left):not(.question-content-line--align-center):not(.question-content-line--align-right) {
    text-align: left !important;
}