/**
 * DigitalProducts — إعداد واضح + قارئ صور قوي
 * Scoped: .page-student-qbank — لا يُعدّل js2/main.js
 */

.page-student-qbank {
    --sqr-accent-rgb: 220, 53, 69;
    --sqr-accent: #dc3545;
    --sqr-accent-dark: #bd2130;
    --sqr-blue: #0b5cab;
    --sqr-blue-soft: rgba(11, 92, 171, 0.12);
    --sqr-ink: #1a1d24;
    --sqr-muted: #5c6570;
    --sqr-surface: #ffffff;
    --sqr-canvas: #e8ecf4;
    --sqr-setup-bg: #f6f8fc;
    --sqr-border: rgba(26, 29, 36, 0.1);
    --sqr-radius: 14px;
    --sqr-shadow: 0 12px 40px rgba(15, 18, 28, 0.08);
    --sqr-nav-sticky-h: 64px;
}

/* ========== مرحلة 1: الإعداد — نفس .Searching الداكن في style.css (Exammakerpdf) ========== */
.page-student-qbank .sq-setup-zone {
    position: relative;
    padding-bottom: 2rem;
    margin-bottom: 0;
    /* مطابق لـ css2/style.css — لا نُلغي الخلفية الداكنة */
    background: linear-gradient(0deg, rgba(0, 0, 0, 0.65), rgba(0, 0, 0, 0.72)),
        url(../../img/background-overlay.jpg);
    background-size: cover;
    background-position: center;
    color: #fff;
    border-bottom: 3px solid rgba(var(--sqr-accent-rgb), 0.45);
    box-shadow: inset 0 -1px 0 rgba(255, 255, 255, 0.06);
}

.page-student-qbank .sq-setup-zone::after {
    content: "";
    display: block;
    height: 2px;
    margin: 1.25rem auto 0;
    max-width: 140px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.35), var(--sqr-accent), rgba(255, 255, 255, 0.35), transparent);
    opacity: 0.9;
}

/* ليبلز + كنترولات = نفس .Searching في style.css (Exammakerpdf) */
.page-student-qbank .sq-setup-zone .em-filter-card .form-group label,
.page-student-qbank .sq-setup-zone .em-filter-card label.select {
    color: rgba(255, 255, 255, 0.92);
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: normal;
    text-transform: none;
}

.page-student-qbank .sq-setup-zone .em-filter-card .form-control {
    border-color: #a9a9a985;
    background-color: transparent;
    color: #ffffff8a;
    border-radius: 0.25rem;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease, color 0.15s ease;
}

.page-student-qbank .sq-setup-zone .em-filter-card .form-control:focus {
    border-color: rgba(255, 255, 255, 0.45);
    box-shadow: 0 0 0 0.2rem rgba(255, 255, 255, 0.12);
    background-color: rgba(255, 255, 255, 0.06);
    color: #fff;
}

.page-student-qbank .sq-setup-zone .em-filter-card .form-control::placeholder {
    color: rgba(255, 255, 255, 0.45);
}

.page-student-qbank .sq-setup-zone .em-filter-card .form-control option {
    color: #333;
    padding: 7px 5px;
}

.page-student-qbank .sq-setup-zone .em-filter-card .multiselect-native-select .btn-group {
    display: block !important;
    width: 100%;
    border-radius: 0.25rem;
}

.page-student-qbank .sq-setup-zone .em-filter-card .multiselect-native-select .btn-group .multiselect.dropdown-toggle {
    border-color: #a9a9a985;
    background-color: transparent;
    color: #ffffff8a;
    width: 100%;
    text-align: left;
    border-radius: 0.25rem;
}

.page-student-qbank .sq-setup-zone .em-filter-card .multiselect-native-select .btn-group .multiselect.dropdown-toggle:focus,
.page-student-qbank .sq-setup-zone .em-filter-card .multiselect-native-select .btn-group .multiselect.dropdown-toggle:hover {
    border-color: rgba(255, 255, 255, 0.4);
    background-color: rgba(255, 255, 255, 0.05);
    color: #fff;
}

.page-student-qbank .sq-setup-zone .em-filter-card .multiselect-native-select .btn-group .multiselect.dropdown-toggle::after {
    position: absolute;
    top: 15px;
    right: 5px;
}

/* multiselect: منع القائمة من التداخل مع الـ hero + إخفاء صريح عند الإغلاق (Bootstrap 4 يستخدم .show) */
.page-student-qbank .sq-setup-zone span.multiselect-native-select {
    display: block;
    width: 100%;
    position: relative;
    vertical-align: top;
}

.page-student-qbank .sq-setup-zone .em-filter-card .multiselect-native-select .btn-group {
    position: relative;
}

.page-student-qbank .sq-setup-zone .em-filter-card .multiselect-native-select .multiselect-container.dropdown-menu {
    width: 100%;
    min-width: 100%;
    max-width: 100%;
    left: 0 !important;
    right: auto !important;
    top: 100% !important;
    bottom: auto !important;
    transform: none !important;
    margin-top: 2px;
    float: none;
    box-sizing: border-box;
}

/* مغلقة: منع ظهور القائمة ككتلة بيضاء (Bootstrap 4 يضيف .show على القائمة) */
.page-student-qbank .sq-setup-zone .multiselect-container.dropdown-menu:not(.show) {
    display: none !important;
}

/* مفتوحة: لوحة داكنة + تمرير + فوق المحتوى */
.page-student-qbank .sq-setup-zone .multiselect-container.dropdown-menu.show {
    max-height: min(300px, 70vh) !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    z-index: 1060;
    background: linear-gradient(180deg, #1a2332 0%, #151c28 100%) !important;
    border: 1px solid rgba(255, 255, 255, 0.14) !important;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
    padding-top: 0.25rem;
    padding-bottom: 0.25rem;
}

/* قرب أسفل الشاشة: فتح القائمة للأعلى (يُفعّل بالـ class من DigitalProducts.aspx) */
.page-student-qbank .sq-setup-zone .em-filter-card .btn-group.sq-ms-flip-up > .multiselect-container.dropdown-menu.show,
.page-student-qbank .sq-setup-zone .btn-group.sq-ms-flip-up > .multiselect-container.dropdown-menu.show {
    top: auto !important;
    bottom: 100% !important;
    margin-top: 0 !important;
    margin-bottom: 6px;
    max-height: min(var(--sq-ms-flip-max, 300px), 70vh) !important;
}

.page-student-qbank .sq-setup-zone .multiselect-container.dropdown-menu.show li.divider,
.page-student-qbank .sq-setup-zone .multiselect-container.dropdown-menu.show .divider {
    background-color: rgba(255, 255, 255, 0.12);
}

.page-student-qbank .sq-setup-zone .em-filter-card .multiselect-native-select .multiselect-container.dropdown-menu li a {
    display: block;
    width: 100%;
    color: rgba(255, 255, 255, 0.92);
}

.page-student-qbank .sq-setup-zone .multiselect-container.dropdown-menu.show li a:hover,
.page-student-qbank .sq-setup-zone .multiselect-container.dropdown-menu.show li a:focus {
    background-color: rgba(255, 255, 255, 0.08);
    color: #fff;
}

.page-student-qbank .sq-setup-zone .em-filter-card .multiselect-native-select .multiselect-container.dropdown-menu li a label {
    padding: 3px 15px;
    color: inherit;
}

.page-student-qbank .sq-setup-zone .em-filter-card .multiselect-native-select .multiselect-container.dropdown-menu li a label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    position: relative;
    top: 3px;
}

.page-student-qbank .sq-setup-zone .multiselect-container.dropdown-menu.show .multiselect-filter .form-control,
.page-student-qbank .sq-setup-zone .multiselect-container.dropdown-menu.show .multiselect-search {
    background-color: rgba(0, 0, 0, 0.35) !important;
    color: #fff !important;
    border-color: rgba(255, 255, 255, 0.2) !important;
}

.page-student-qbank .sq-setup-zone .multiselect-container.dropdown-menu.show .input-group-addon,
.page-student-qbank .sq-setup-zone .multiselect-container.dropdown-menu.show .input-group-text {
    background-color: rgba(255, 255, 255, 0.08) !important;
    color: rgba(255, 255, 255, 0.85) !important;
    border-color: rgba(255, 255, 255, 0.15) !important;
}

.page-student-qbank .sq-setup-zone .multiselect-container.dropdown-menu.show .btn-default,
.page-student-qbank .sq-setup-zone .multiselect-container.dropdown-menu.show .multiselect-clear-filter {
    background-color: rgba(255, 255, 255, 0.1) !important;
    color: #fff !important;
    border-color: rgba(255, 255, 255, 0.2) !important;
}

.page-student-qbank .sq-search-toolbar {
    display: flex;
    justify-content: center;
    padding-top: 1.5rem;
}

.page-student-qbank .sq-search-toolbar .btn {
    min-width: 220px;
    font-weight: 600;
    box-shadow: 0 6px 20px rgba(var(--sqr-accent-rgb), 0.28);
}

/* ========== تنبيه + انتقال للقراءة ========== */
.page-student-qbank .sq-reading-intro {
    background: linear-gradient(90deg, rgba(var(--sqr-accent-rgb), 0.06), rgba(11, 92, 171, 0.05));
    border-bottom: 1px solid var(--sqr-border);
    padding: 0.85rem 0;
}

.page-student-qbank .sq-content-notice {
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--sqr-ink);
}

/* ========== مرحلة 2: القارئ (#viewsQ) — canvas ========== */
.page-student-qbank #viewsQ.sq-viewer {
    position: relative;
    margin-top: 0;
    padding-bottom: calc(2rem + var(--sqr-nav-sticky-h));
    background:
        radial-gradient(120% 80% at 50% -20%, rgba(255, 255, 255, 0.9) 0%, transparent 55%),
        linear-gradient(165deg, var(--sqr-canvas) 0%, #dce3f0 38%, #eef1f8 100%);
    border-radius: 0 0 var(--sqr-radius) var(--sqr-radius);
}

.page-student-qbank #viewsQ .container-fluid {
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 12px;
    padding-right: 12px;
}

/* Full screen */
.page-student-qbank #viewsQ .sq-fs-wrap {
    position: absolute;
    top: 12px;
    right: 14px;
    z-index: 60;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px;
    background: var(--sqr-surface);
    border: 1px solid var(--sqr-border);
    border-radius: 999px;
    box-shadow: var(--sqr-shadow);
    cursor: pointer;
}

.page-student-qbank #viewsQ .sq-fs-label {
    font-weight: 600 !important;
    font-size: 0.9rem !important;
    color: var(--sqr-ink) !important;
}

.page-student-qbank #viewsQ .sq-fs-wrap img {
    width: 22px !important;
    height: 22px !important;
}

#viewsQ.fullscreen {
    z-index: 9999;
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    overflow: auto;
    background: #fff;
    padding-top: 56px;
    padding-bottom: var(--sqr-nav-sticky-h);
}

/* ========== شريط أدوات واحد: عدّاد + قفز + Flag ========== */
.page-student-qbank #viewsQ .sq-reader-toolbar {
    background: var(--sqr-surface);
    border: 1px solid var(--sqr-border);
    border-radius: var(--sqr-radius);
    box-shadow: var(--sqr-shadow), inset 0 1px 0 rgba(255, 255, 255, 0.95);
    padding: 1rem 1.15rem 1.1rem;
    margin-bottom: 0.5rem;
}

.page-student-qbank #viewsQ .sq-toolbar-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: center;
    gap: 1rem 1.25rem;
}

.page-student-qbank #viewsQ .sq-counter-block {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.15rem 0.35rem;
}

.page-student-qbank #viewsQ .sq-num-current {
    font-size: 1.85rem;
    font-weight: 800;
    color: var(--sqr-accent);
    line-height: 1;
}

.page-student-qbank #viewsQ .sq-num-sep {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--sqr-muted);
}

.page-student-qbank #viewsQ .sq-num-total {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--sqr-ink);
}

.page-student-qbank #viewsQ .sq-num-label {
    width: 100%;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--sqr-muted);
    margin-top: 0.2rem;
}

.page-student-qbank #viewsQ .sq-jump-block {
    justify-self: center;
    text-align: center;
    min-width: 0;
}

.page-student-qbank #viewsQ .sq-jump-label {
    display: block;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--sqr-muted);
    margin-bottom: 0.25rem;
}

.page-student-qbank #viewsQ .sq-jump-select {
    min-width: 88px;
    max-width: 160px;
    border-radius: 10px;
    font-weight: 600;
    margin: 0 auto;
}

.page-student-qbank #viewsQ .sq-flag-block {
    justify-self: end;
}

.page-student-qbank #viewsQ .sq-flag-check {
    padding: 0.35rem 0.5rem;
    margin: 0;
    border-radius: 10px;
    background: rgba(26, 29, 36, 0.03);
}

.page-student-qbank #viewsQ .sq-progress {
    height: 6px;
    border-radius: 6px;
    overflow: hidden;
}

.page-student-qbank #viewsQ .sq-hr-soft {
    border-top: 1px solid var(--sqr-border);
    margin: 0.75rem 0 1rem;
    opacity: 0.85;
}

/* ========== Prev / Next — صف واحد + لزيق على الموبايل ========== */
.page-student-qbank #viewsQ .sq-nav-row {
    margin-bottom: 1rem !important;
}

.page-student-qbank #viewsQ .sq-nav-row .last.btn,
.page-student-qbank #viewsQ .sq-nav-row .next.btn {
    border: none;
    min-width: 170px;
    box-shadow: 0 4px 16px rgba(var(--sqr-accent-rgb), 0.22);
}

.page-student-qbank #viewsQ .sq-nav-row .last.btn a,
.page-student-qbank #viewsQ .sq-nav-row .next.btn a {
    color: inherit !important;
    text-decoration: none !important;
}

.page-student-qbank #viewsQ .sq-nav-row .last.btn h6,
.page-student-qbank #viewsQ .sq-nav-row .next.btn h6 {
    margin: 0;
    font-weight: 700;
}

.page-student-qbank #viewsQ .sq-submit-inline {
    margin-top: 8px;
    border-radius: 10px;
}

@media (max-width: 767.98px) {
    .page-student-qbank #viewsQ .sq-nav-row {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 1040;
        margin: 0 !important;
        padding: 10px 12px calc(10px + env(safe-area-inset-bottom, 0));
        background: rgba(255, 255, 255, 0.97);
        border-top: 1px solid var(--sqr-border);
        box-shadow: 0 -8px 28px rgba(0, 0, 0, 0.1);
        backdrop-filter: blur(10px);
    }

    .page-student-qbank #viewsQ .sq-nav-prev,
    .page-student-qbank #viewsQ .sq-nav-next {
        flex: 1 1 50%;
        max-width: 50%;
        text-align: center !important;
        padding-right: 6px !important;
    }

    .page-student-qbank #viewsQ .sq-nav-row .last.btn,
    .page-student-qbank #viewsQ .sq-nav-row .next.btn {
        width: 100%;
        min-width: 0;
    }

    .page-student-qbank #viewsQ .sq-toolbar-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .page-student-qbank #viewsQ .sq-counter-block {
        justify-content: center;
    }

    .page-student-qbank #viewsQ .sq-flag-block {
        justify-self: center;
    }

    .page-student-qbank #viewsQ .sq-fs-wrap {
        position: relative;
        top: auto;
        right: auto;
        float: right;
        margin-bottom: 8px;
    }
}

@media (min-width: 768px) {
    .page-student-qbank #viewsQ .sq-toolbar-grid {
        grid-template-columns: 1fr auto 1fr;
    }

    .page-student-qbank #viewsQ .sq-jump-block {
        border-left: 1px solid var(--sqr-border);
        border-right: 1px solid var(--sqr-border);
        padding: 0 1rem;
    }
}

/* ========== مرجع + موضوع (refQ واحد) ========== */
.page-student-qbank #viewsQ #TyQ {
    font-size: 1.12rem;
    font-weight: 700;
    color: var(--sqr-ink);
    margin-top: 0.35rem;
}

.page-student-qbank #viewsQ .sq-meta-strip {
    border: none !important;
    border-radius: 12px;
    padding: 0.75rem 1rem !important;
    background: linear-gradient(90deg, rgba(var(--sqr-accent-rgb), 0.07), rgba(11, 92, 171, 0.06));
    font-size: 0.92rem !important;
    font-weight: 600 !important;
    color: var(--sqr-ink) !important;
    line-height: 1.45;
}

.page-student-qbank #viewsQ #topicspan.sq-topic-line {
    display: inline-block;
    margin-left: 0.5rem;
    vertical-align: top;
    font-weight: 600;
    color: var(--sqr-muted);
}

.page-student-qbank #viewsQ #topicspan.sq-topic-line::before {
    content: "Topic: ";
    font-weight: 700;
    color: var(--sqr-ink);
    margin-right: 0.15rem;
}

.page-student-qbank #viewsQ #topicspan.sq-topic-line:empty::before {
    content: "";
    margin: 0;
}

/* ========== منصة صورة (lightbox خفيف) ========== */
.page-student-qbank #viewsQ #qvIC.sq-image-stage {
    margin-top: 1rem !important;
    padding: 1.35rem !important;
    border-radius: var(--sqr-radius) !important;
    background: var(--sqr-surface) !important;
    border: 1px solid var(--sqr-border) !important;
    box-shadow:
        inset 0 0 0 1px rgba(255, 255, 255, 0.75),
        0 16px 48px rgba(15, 18, 28, 0.1) !important;
    max-height: min(78vh, 920px) !important;
    overflow: auto !important;
}

.page-student-qbank #viewsQ #qvIC img[id^="imgQuestion"] {
    max-width: 100%;
    height: auto !important;
    border-radius: 10px;
    box-shadow: 0 6px 28px rgba(0, 0, 0, 0.08);
}

.page-student-qbank #viewsQ #load1.loader {
    width: 48px !important;
    height: 48px !important;
    border-width: 4px !important;
    border-color: #fff #fff #ff3d00 #fff !important;
}

@keyframes sqr-spin {
    to { transform: rotate(360deg); }
}

.page-student-qbank #viewsQ #load1.loader {
    animation: sqr-spin 0.85s linear infinite;
}

/* ========== Q / A / Note — تسلسل بصري ========== */
.page-student-qbank #viewsQ .col-md-12[style*="lightgray"] {
    background: transparent !important;
    margin-top: 0.75rem !important;
}

.page-student-qbank #viewsQ .result {
    background: rgba(255, 255, 255, 0.55);
    border-radius: 12px;
    border: 1px solid var(--sqr-border);
    padding: 0.65rem 0.4rem 0.9rem !important;
    backdrop-filter: blur(6px);
}

.page-student-qbank #viewsQ #vmultiplechoice .btn-lg,
.page-student-qbank #viewsQ #notMultiplechoice .btn-lg {
    border-radius: 999px !important;
    font-weight: 700 !important;
    font-size: 0.76rem !important;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 0.62rem 0.9rem !important;
    transition: transform 0.12s ease, box-shadow 0.2s ease;
}

.page-student-qbank #viewsQ #vmultiplechoiceClickQ,
.page-student-qbank #viewsQ #vquestion {
    background: #fff !important;
    color: var(--sqr-blue) !important;
    border: 2px solid rgba(11, 92, 171, 0.38) !important;
}

.page-student-qbank #viewsQ #vmultiplechoiceClick,
.page-student-qbank #viewsQ #vanswer {
    background: linear-gradient(180deg, #fff8f9, #fff) !important;
    color: var(--sqr-accent-dark) !important;
    border: 2px solid rgba(var(--sqr-accent-rgb), 0.45) !important;
}

.page-student-qbank #viewsQ #vnote2,
.page-student-qbank #viewsQ #vnote {
    background: #f1f3f5 !important;
    color: var(--sqr-ink) !important;
    border: 2px solid rgba(108, 117, 125, 0.4) !important;
}

.page-student-qbank #viewsQ #vmultiplechoice .btn-lg:hover,
.page-student-qbank #viewsQ #notMultiplechoice .btn-lg:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.1);
}