/* DNav Mega Menu Layout & Grid system */

.dnav-mega-container { display: flex; flex-direction: row; height: 100%; width: 100%; overflow: hidden; direction: rtl; text-align: right; font-family: var(--dnav-font); box-sizing: border-box; }
.dnav-mega-container * { box-sizing: border-box; }

/* --------------------------------------------------------
   منوی مگامنو دسکتاپ (سبک سئو سافت)
-------------------------------------------------------- */
@media (min-width: 1025px) {
    .seo-desktop-mega-wrapper { position: relative; display: inline-block; font-family: var(--dnav-font); direction: rtl; z-index: 1000; }
    .seo-desktop-mega-btn { display: flex; align-items: center; gap: 8px; background: var(--dnav-desktop-bg); color: var(--dnav-desktop-color); padding: 10px 20px; border-radius: 8px; border: 1px solid rgba(0,0,0,0.05); cursor: pointer; font-size: var(--dnav-desktop-btn-text-size); font-weight: bold; font-family: inherit; white-space: nowrap; flex-wrap: nowrap; transition: all 0.3s; }
    .seo-desktop-mega-btn span { display: inline-block; white-space: nowrap; }
    .seo-desktop-mega-wrapper:hover .seo-desktop-mega-btn { background: var(--dnav-desktop-active-color); color: #fff; }
    
    /* عرض هوشمند (max-content) برای باز و بسته شدن عرض منو با توجه به تعداد ستون‌ها */
    .seo-desktop-mega-panel { position: absolute; top: 100%; right: 0; width: max-content; min-width: 600px !important; max-width: 95vw !important; height: auto !important; min-height: 450px; max-height: 85vh !important; overflow-y: hidden !important; margin-top: 15px; background: #fff; box-shadow: 0 8px 32px rgba(0,0,0,0.12); border-radius: 8px; opacity: 0; visibility: hidden; transition: 0.3s ease; border: 1px solid #e0e0e2; overflow: hidden; pointer-events: none; display: flex; flex-direction: row; }
    .seo-desktop-mega-wrapper:hover .seo-desktop-mega-panel { opacity: 1; visibility: visible; margin-top: 0px; pointer-events: auto; }
    /* Progressive enhancement: the primary navigation remains usable when JavaScript is unavailable.
       Hover behavior above is unchanged; focus-within adds keyboard/JS-off access without changing markup. */
    .seo-desktop-mega-wrapper:focus-within .seo-desktop-mega-panel {
        opacity: 1;
        visibility: visible;
        margin-top: 0px;
        pointer-events: auto;
    }
    .seo-desktop-mega-wrapper:focus-within .seo-desktop-mega-btn {
        background: var(--dnav-desktop-active-color);
        color: #fff;
    }

    .seo-desktop-mega-panel .dnav-mega-container { overflow: hidden; display: flex !important; flex-direction: row !important; align-items: stretch !important; height: auto !important; min-height: 450px !important; max-height: 85vh !important; width: 100% !important; }
    
    .seo-desktop-mega-panel .dnav-mega-content, .seo-desktop-mega-panel .dnav-mega-sidebar { direction: var(--dnav-desktop-scrollbar-dir, rtl); }
    .seo-desktop-mega-panel .dnav-mega-content > *, .seo-desktop-mega-panel .dnav-mega-sidebar > * { direction: rtl; }

    /* نوار کناری (عرض ثابت) */
    .seo-desktop-mega-panel .dnav-mega-sidebar { width: 250px !important; min-width: 250px !important; flex-shrink: 0 !important; background-color: #f2f2f2 !important; overflow-y: auto !important; overflow-x: hidden; height: auto !important; max-height: calc(100vh - 120px); min-height: 100% !important; padding-bottom: 20px; border-left: 1px solid #e0e0e2; }
    .seo-desktop-mega-panel .dnav-sidebar-tab { display: flex; flex-direction: row; justify-content: flex-start; align-items: center; padding: 16px 20px; font-size: 13px; color: #3f4064; text-align: right; background: transparent; border: none; border-right: 3px solid transparent; width: 100%; cursor: pointer; transition: all 0.2s ease; font-family: inherit; font-weight: 500; }
    .seo-desktop-mega-panel .dnav-sidebar-tab:hover { background: #fff; }
    .seo-desktop-mega-panel .dnav-sidebar-tab.active { background-color: #ffffff; color: var(--dnav-desktop-active-color); border-right-color: var(--dnav-desktop-active-color); font-weight: 700; }
    
    /* بخش محتوا (انعطاف‌پذیر) */
    .seo-desktop-mega-panel .dnav-mega-content { width: auto !important; flex: 1 !important; background-color: #ffffff; overflow-y: auto !important; overflow-x: hidden; height: auto !important; min-height: 100% !important; max-height: calc(100vh - 120px); padding: 25px 35px; }
    .seo-desktop-mega-panel .dnav-content-panel { display: none; }
    .seo-desktop-mega-panel .dnav-content-panel.active { display: block; animation: dnavFadeIn 0.3s ease; }
    
    /* لینک مشاهده همه */
    .seo-desktop-mega-panel .dnav-content-header-top { display: flex; align-items: center; justify-content: flex-start; width: 100%; margin-bottom: 25px; } 
    .seo-desktop-mega-panel .dnav-subcat-title { font-size: 13px; font-weight: 700; color: #008eb2; text-decoration: none; display: inline-flex; align-items: center; transition: opacity 0.2s; white-space: nowrap; }
    .seo-desktop-mega-panel .dnav-header-line { display: none; }
    .seo-desktop-mega-panel .dnav-subcat-title:hover { opacity: 0.8; }
    .seo-desktop-mega-panel .dnav-arrow-icon { color: inherit; width: 16px; height: 16px; margin-right: 4px; }

    /* ستون‌های دسته‌بندی (Flex هوشمند به جای Grid خشک) */
    .seo-desktop-mega-panel .dnav-tier2-grid { display: flex !important; flex-wrap: wrap !important; gap: 20px 30px !important; width: 100% !important; align-items: flex-start !important; column-count: auto !important; }
    .seo-desktop-mega-panel .dnav-tier2-col { flex: 1 1 200px !important; min-width: 200px !important; max-width: 320px !important; display: flex !important; flex-direction: column !important; margin-bottom: 0 !important; width: auto !important; break-inside: avoid; page-break-inside: avoid; }
    .seo-desktop-mega-panel .dnav-tier2-title { display: flex; align-items: center; font-size: 14px; font-weight: bold; color: #080a38; margin-bottom: 12px; text-decoration: none; transition: color 0.2s; }
    .seo-desktop-mega-panel .dnav-tier2-title:hover { color: var(--dnav-desktop-active-color); }
    .seo-desktop-mega-panel .dnav-tier2-title::before { content: ''; display: inline-block; width: 2px; height: 14px; background: var(--dnav-desktop-active-color); margin-left: 8px; border-radius: 2px; }
    
    .seo-desktop-mega-panel .dnav-tier3-list { list-style: none; padding: 0; margin: 0; display: grid !important; grid-template-columns: repeat(var(--dnav-tier3-cols, 1), minmax(0, 1fr)) !important; gap: 8px 15px !important; width: 100% !important; }
    .seo-desktop-mega-panel .dnav-tier3-item { margin-bottom: 12px; }
    .seo-desktop-mega-panel .dnav-tier3-link { font-size: 13px; color: #767790; text-decoration: none; display: block; transition: color 0.2s; }
    .seo-desktop-mega-panel .dnav-tier3-link:hover { color: var(--dnav-desktop-active-color); }
    
    /* شبکه کلاسترها در دسکتاپ: تعداد ستون در سطح هر دسته اصلی تعیین می‌شود. */
    .seo-desktop-mega-panel .dnav-clusters-divider { border-top: 1px solid #f0f0f1; margin: 30px 0 25px 0; width: 100%; }
    .seo-desktop-mega-panel .dnav-desktop-clusters-wrapper {
        display: grid;
        grid-template-columns: repeat(4, minmax(0, 1fr));
        column-gap: clamp(18px, 2.2vw, 32px);
        row-gap: clamp(24px, 2.5vw, 38px);
        width: 100%;
        align-items: start;
    }

    /* تعداد ستون کلاستر در سطح هر دسته اصلی؛ هر کلاستر عرض مساوی می‌گیرد. */
    .seo-desktop-mega-panel .dnav-desktop-clusters-wrapper.dnav-cluster-count-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
    .seo-desktop-mega-panel .dnav-desktop-clusters-wrapper.dnav-cluster-count-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .seo-desktop-mega-panel .dnav-desktop-clusters-wrapper.dnav-cluster-count-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .seo-desktop-mega-panel .dnav-desktop-clusters-wrapper.dnav-cluster-count-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

    /* عرض پنل متناسب با تعداد ستون‌های کلاستر همان دسته؛ با سقف واکنش‌گرا. */
    .seo-desktop-mega-panel:has(.dnav-content-panel.active.dnav-desktop-cluster-cols-1) { width: min(760px, 94vw); }
    .seo-desktop-mega-panel:has(.dnav-content-panel.active.dnav-desktop-cluster-cols-2) { width: min(920px, 94vw); }
    .seo-desktop-mega-panel:has(.dnav-content-panel.active.dnav-desktop-cluster-cols-3) { width: min(1080px, 94vw); }
    .seo-desktop-mega-panel:has(.dnav-content-panel.active.dnav-desktop-cluster-cols-4) { width: min(1240px, 94vw); }

    .seo-desktop-mega-panel .dnav-cluster-accordion {
        min-width: 0;
        max-width: none;
        width: auto;
        border: none;
        margin: 0;
        padding: 0;
    }
    .seo-desktop-mega-panel .dnav-cluster-toggle { display: none !important; }
    .seo-desktop-mega-panel .dnav-cluster-content { display: block !important; padding: 0; }
    
    .seo-desktop-mega-panel .dnav-desktop-cluster-heading { display: flex; align-items: center; font-size: 14px; font-weight: bold; color: #080a38; margin-bottom: 12px; }
    .seo-desktop-mega-panel .dnav-desktop-cluster-heading::before { content: ''; display: inline-block; width: 2px; height: 14px; background: var(--dnav-desktop-active-color); margin-left: 8px; border-radius: 2px; }
    
    /* ⚠️ کلاس .dnav-pipe که قبلاً اینجا بود و هیچ جا استفاده نمی‌شد، حذف گردید */

    .seo-desktop-mega-panel .dnav-special-grid { display: grid !important; grid-template-columns: repeat(var(--dnav-desk-item-cols, 2), minmax(0, 1fr)) !important; gap: 12px 15px !important; width: 100% !important; }
    .seo-desktop-mega-panel .dnav-cluster-item { display: block; text-decoration: none; }
    .seo-desktop-mega-panel .dnav-cluster-text { font-size: 13px; color: #767790; font-weight: normal; text-align: right; display: block; width: 100%; transition: color 0.2s ease; line-height: 1.5; }
    .seo-desktop-mega-panel .dnav-cluster-item:hover .dnav-cluster-text { color: var(--dnav-desktop-active-color); }
    
    /* قانون سخت‌گیرانه: به هیچ وجه در مگامنوی دسکتاپ هیچ تصویری نمایش داده نشود */
    .seo-desktop-mega-panel img, 
    .seo-desktop-mega-panel .dnav-cluster-img-wrap { display: none !important; }
}

@keyframes dnavFadeIn { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }

/* --------------------------------------------------------
   چیدمان مگامنو در موبایل
-------------------------------------------------------- */
@media (max-width: 1024px) {
    .seo-desktop-mega-wrapper { display: none !important; }
    
    .dnav-mega-sidebar { width: 32%; background-color: var(--dnav-sidebar-bg); border-left: 1px solid rgba(0,0,0,0.06); overflow-y: auto; height: 100%; padding-bottom: 20px; -webkit-overflow-scrolling: touch; }
    .dnav-sidebar-tab { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 12px 6px; text-align: center; font-size: 11px; color: #4a4a4a; border-bottom: 1px solid rgba(0,0,0,0.03); cursor: pointer; transition: all 0.2s ease; background: transparent; width: 100%; font-family: inherit; border-top: none; border-left: none; border-right: none; outline: none; }
    .dnav-sidebar-tab img { width: 26px; height: 26px; margin-bottom: 5px; object-fit: contain; }
    .dnav-sidebar-tab.active { background-color: #ffffff; color: var(--dnav-active-color); border-right: 3px solid var(--dnav-title-border-color); font-weight: bold; }

    .dnav-mega-content { width: 68%; background-color: #ffffff; overflow-y: auto; height: 100%; padding: 20px; padding-bottom: 20px; -webkit-overflow-scrolling: touch; }
    .dnav-content-panel { display: none; }
    .dnav-content-panel.active { display: block; animation: dnavFadeIn 0.3s ease; }

    .dnav-content-header-top { display: flex; align-items: center; justify-content: space-between; width: 100%; margin-bottom: 20px; margin-top: 5px; position: relative; } 
    .dnav-subcat-title { font-size: var(--dnav-mega-title-size); font-weight: bold; color: var(--dnav-active-color); text-decoration: none; display: inline-flex; align-items: center; gap: 5px; transition: opacity 0.2s; white-space: nowrap; }
    .dnav-header-line { flex-grow: 1; }
    .dnav-arrow-icon { color: inherit; opacity: 0.7; }

    /* اصلاح خط دوبل کلاستر آکاردئونی و مرتب‌سازی به سبک سئو سافت */
    .dnav-cluster-accordion { 
        margin-top: 0 !important; 
        border-top: none !important; 
        border-bottom: 1px solid #f0f0f2 !important; 
        width: 100%; 
        padding-top: 14px !important;
        padding-bottom: 14px !important;
        margin-bottom: 0 !important;
    }
    .dnav-cluster-toggle { 
        width: 100%; 
        background: none; 
        border: none; 
        padding: 4px 8px !important; 
        display: flex; 
        justify-content: space-between; 
        align-items: center; 
        font-size: 13.5px !important; 
        font-weight: 700 !important; 
        color: #3f4064 !important; 
        cursor: pointer; 
        font-family: inherit; 
        outline: none; 
    }
    .dnav-toggle-icon { transition: transform 0.3s ease; color: var(--dnav-active-color); }
    .dnav-cluster-accordion.is-open .dnav-toggle-icon { transform: rotate(180deg); }
    .dnav-cluster-content { padding-bottom: 15px; }

    .dnav-cluster-item { display: flex; flex-direction: column; align-items: center; text-decoration: none; }
    .dnav-cluster-img-wrap { width: var(--dnav-mega-icon-size); height: var(--dnav-mega-icon-size); background: var(--dnav-cluster-icon-bg); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin-bottom: 6px; overflow: hidden; }
    .dnav-cluster-img-wrap img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; transform: scale(0.8); }
    .dnav-cluster-text { font-size: var(--dnav-mega-text-size); color: #424750; text-align: center; line-height: 1.4; font-weight: 500; word-break: break-word; }

    /* Cluster item column settings are part of the cluster/menu asset and must be
       available whenever the mega menu itself is loaded. */
    .dnav-cluster-grid.dnav-item-desk-cols-1{--dnav-desk-item-cols:1;}
    .dnav-cluster-grid.dnav-item-mob-cols-1{--dnav-mob-item-cols:1;}
    .dnav-cluster-grid.dnav-item-desk-cols-2{--dnav-desk-item-cols:2;}
    .dnav-cluster-grid.dnav-item-mob-cols-2{--dnav-mob-item-cols:2;}
    .dnav-cluster-grid.dnav-item-desk-cols-3{--dnav-desk-item-cols:3;}
    .dnav-cluster-grid.dnav-item-mob-cols-3{--dnav-mob-item-cols:3;}
    .dnav-cluster-grid.dnav-item-desk-cols-4{--dnav-desk-item-cols:4;}
    .dnav-cluster-grid.dnav-item-mob-cols-4{--dnav-mob-item-cols:4;}
    .dnav-desktop-cluster-heading { display: none; }

    /* اضافه شدن overscroll-behavior-y: contain برای جلوگیری از رفرش خودکار در موبایل */
    .dnav-mobile-page-wrapper { position: fixed !important; top: 0 !important; left: 0 !important; width: 100vw !important; height: 100dvh !important; z-index: 99995 !important; margin: 0 !important; padding: 0 !important; padding-bottom: calc(var(--dnav-margin-bottom) + 65px) !important; background: var(--dnav-m-content-bg) !important; display: flex !important; flex-direction: column !important; border-radius: 0 !important; box-sizing: border-box !important; overscroll-behavior-y: contain !important; }
    
    .dnav-mega-sidebar, .dnav-mega-content { scrollbar-width: none !important; -ms-overflow-style: none !important; padding-bottom: 30px !important; overscroll-behavior-y: contain !important; }
    .dnav-mega-sidebar::-webkit-scrollbar, .dnav-mega-content::-webkit-scrollbar { display: none !important; }

    .dnav-mobile-page-wrapper .dnav-mega-sidebar { width: 28%; scroll-behavior: smooth; background-color: var(--dnav-m-sidebar-inactive-bg); }
    .dnav-mobile-page-wrapper .dnav-sidebar-tab { padding: 18px 5px; border-bottom: none; position: relative; background: var(--dnav-m-sidebar-inactive-bg); color: var(--dnav-m-sidebar-text-color); }
    .dnav-mobile-page-wrapper .dnav-sidebar-tab::after { content: ''; position: absolute; bottom: 0; left: 10%; right: 10%; height: 1px; background: rgba(0,0,0,0.04); }
    .dnav-mobile-page-wrapper .dnav-sidebar-tab.active { background: var(--dnav-m-sidebar-active-bg); color: var(--dnav-m-sidebar-active-text-color); border-right: 3px solid var(--dnav-title-border-color); }
    .dnav-mobile-page-wrapper .dnav-mega-content { width: 72%; scroll-behavior: smooth; padding: 15px !important; background-color: var(--dnav-m-content-bg); }
    .dnav-mobile-page-wrapper .dnav-content-header-top { margin-top: 0; margin-bottom: 20px; }

    /*
     * چیدمان کلاسترها در موبایل: هر کلاستر مستقل از بقیه span می‌گیرد.
     * مقدار 1..4 در group_cols_mob برای همان کلاستر ذخیره می‌شود و
     * نسبت به یک شبکه پایه چهارستونه، عرض کلاستر را تعیین می‌کند.
     */
    .dnav-desktop-clusters-wrapper {
        display: grid !important;
        grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
        gap: 15px !important;
        width: 100% !important;
        align-items: start !important;
    }

    .dnav-desktop-clusters-wrapper > .dnav-cluster-accordion.dnav-mob-cols-1 { grid-column: span 1 !important; }
    .dnav-desktop-clusters-wrapper > .dnav-cluster-accordion.dnav-mob-cols-2 { grid-column: span 2 !important; }
    .dnav-desktop-clusters-wrapper > .dnav-cluster-accordion.dnav-mob-cols-3 { grid-column: span 3 !important; }
    .dnav-desktop-clusters-wrapper > .dnav-cluster-accordion.dnav-mob-cols-4 { grid-column: span 4 !important; }
    
    /* کلاس‌های اصلاح شده برای نوار بالا و فلش */
    .dnav-special-grid { display: grid !important; grid-template-columns: repeat(var(--dnav-mob-item-cols, 2), 1fr) !important; gap: 15px 10px !important; margin-top: 5px; justify-content: space-between; }

    
    .dnav-mobile-accordions-wrapper { display: flex; flex-direction: column; width: 100%; gap: 12px; }
    
    /* حذف خطوط اضافی و یکنواخت‌سازی به سبک سئو سافت */
    .dnav-mobile-accordion-section { 
        border-bottom: 1px solid #f0f0f2 !important; 
        border-top: none !important;
        margin-top: 0 !important;
        margin-bottom: 0 !important;
        padding-top: 14px !important;
        padding-bottom: 14px !important; 
        width: 100%; 
    }
    .dnav-mobile-accordion-section:first-child {
        border-top: none;
    }
    .dnav-mobile-acc-header { 
        width: 100%; 
        background: none; 
        border: none; 
        padding: 4px 8px !important; 
        display: flex; 
        justify-content: space-between; 
        align-items: center; 
        font-size: 13.5px !important; 
        font-weight: 700 !important; 
        color: #3f4064 !important; 
        cursor: pointer; 
        font-family: inherit; 
        outline: none; 
    }
    .dnav-acc-arrow { transition: transform 0.2s ease; color: #a1a3a8; }
    .dnav-mobile-accordion-section.is-open .dnav-acc-arrow { transform: rotate(180deg); color: var(--dnav-active-color); }
    .dnav-mobile-acc-content { padding: 10px 0 15px 0; display: none; }
    
    .dnav-mobile-nav-grid { display: grid !important; grid-template-columns: repeat(var(--dnav-mobile-subcat-cols, 3), minmax(0, 1fr)) !important; gap: 15px; width: 100%; box-sizing: border-box; align-items: start; }
    .dnav-mobile-nav-item { display: flex; flex-direction: column; align-items: center; text-decoration: none; outline: none; -webkit-tap-highlight-color: transparent; }
    .dnav-all-items-button { order: 99; }
    .dnav-mobile-nav-img-wrap { width: 64px; height: 64px; border-radius: 50%; background-color: var(--dnav-m-subcat-bg); display: flex; align-items: center; justify-content: center; overflow: hidden; margin-bottom: 8px; box-shadow: 0 1px 6px rgba(0,0,0,0.03); }
    .all-items-circle { background-color: var(--dnav-all-item-bg); color: var(--dnav-all-item-color); }
    .dnav-mobile-nav-img-wrap img { width: 100%; height: 100%; object-fit: contain; transform: scale(0.85); transition: transform 0.2s ease; }
    .dnav-mobile-nav-item:active .dnav-mobile-nav-img-wrap img { transform: scale(0.75); }
    .dnav-mobile-nav-text { font-size: var(--dnav-mega-text-size); color: var(--dnav-m-subcat-text-color); text-align: center; line-height: 1.4; font-weight: 600; word-break: break-word; max-width: 100%; display: block; }
}

/* دسترسی‌پذیری: کاهش حرکات برای کاربران حساس */
@media (prefers-reduced-motion: reduce) {
    .seo-desktop-mega-panel,
    .seo-desktop-mega-btn,
    .dnav-sidebar-tab,
    .dnav-cluster-accordion .dnav-toggle-icon,
    .dnav-mobile-accordion-section .dnav-acc-arrow,
    .dnav-mobile-nav-img-wrap img,
    .dnav-content-panel.active {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }
    .dnav-content-panel.active {
        animation-name: none !important;
    }
}

/* Do not show the browser/theme focus halo after a touch. Keep keyboard
   focus visible for accessible navigation. */
.dnav-sidebar-tab:focus:not(:focus-visible),
.dnav-cluster-toggle:focus:not(:focus-visible),
.dnav-mobile-acc-header:focus:not(:focus-visible),
.dnav-mobile-nav-item:focus:not(:focus-visible),
.seo-desktop-mega-btn:focus:not(:focus-visible) {
    outline: 0 !important;
    box-shadow: none !important;
}
.dnav-sidebar-tab:focus-visible,
.dnav-cluster-toggle:focus-visible,
.dnav-mobile-acc-header:focus-visible,
.dnav-mobile-nav-item:focus-visible,
.seo-desktop-mega-btn:focus-visible {
    outline: 3px solid currentColor !important;
    outline-offset: 3px !important;
}