/* ==================================================================
   Index.css - استایل اختصاصی صفحه اصلی DotnetLMS
   شامل: تم دارک/لایت، کارت‌ها، صفحه‌بندی، منوی موبایل، اسلایدر
   ================================================================== */

/* ================================================================
   1. فونت و متغیرهای تم
   ================================================================ */
@font-face {
    font-family: 'Vazir';
    src: url('/fonts/Vazir.woff2') format('woff2');
}

:root {
    --bg-color: #ffffff;
    --text-color: #333333;
    --header-bg: #f8f9fa;
    --header-text: #1f2937;
    --header-link: #1f2937;
    --header-link-hover: #007bff;
    --card-bg: #ffffff;
    --border-color: #dddddd;
    --input-bg: #ffffff;
    --input-text: #333333;
    --section-bg: #f0f2f5;
    --accent-color: #007bff;
    --text-muted: #555555;
    --toggle-bg: linear-gradient(135deg, #ffffff, #e9eef5);
    --toggle-color: #f59e0b;
    --toggle-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

body.dark-mode {
    --bg-color: #0f172a;
    --header-bg: #1e293b;
    --header-text: #f8fafc;
    --header-link: #f8fafc;
    --header-link-hover: #7dd3fc;
    --card-bg: #1e293b;
    --border-color: #475569;
    --text-color: #ffffff;
    --text-muted: #e2e8f0;
    --input-bg: #1e293b;
    --input-text: #ffffff;
    --section-bg: #0f172a;
    --accent-color: #38bdf8;
    --toggle-bg: linear-gradient(135deg, #1e293b, #334155);
    --toggle-color: #facc15;
    --toggle-shadow: 0 10px 28px rgba(56, 189, 248, 0.25);
}

/* ================================================================
   2. پایه و بدنه
   ================================================================ */
body {
    background-color: var(--bg-color) !important;
    color: var(--text-color) !important;
    transition: background-color 0.4s ease, color 0.4s ease;
    font-family: 'Vazir', sans-serif;
    margin: 0;
}

    body.drawer-open {
        overflow: hidden;
    }

.theme-transition,
section,
.overflow-hidden {
    background-color: var(--bg-color);
    transition: background-color 0.4s ease;
}

.theme-text,
h1, h2, h3, h4, h5, h6, p, span, .title, b {
    color: var(--text-color) !important;
}

.theme-card,
.card,
.testimonials-item,
.counter-item-wrapper,
.bg-white {
    background-color: var(--card-bg) !important;
    border: 1px solid var(--border-color) !important;
    color: var(--text-muted) !important;
    transition: .3s;
}

    .theme-card:hover,
    .card:hover {
        box-shadow: 0 12px 30px rgba(56, 189, 248, .35) !important;
        transform: translateY(-8px);
        border-color: #3b82f6 !important;
    }

/* ================================================================
   3. کاربران آنلاین
   ================================================================ */
.online-users-container {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 999;
}

.online-users-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    font-size: 0.8rem;
    backdrop-filter: blur(8px);
}

/* ================================================================
   4. هدر
   ================================================================ */
.header.bg-neutral-100 {
    background-color: var(--header-bg) !important;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

body.dark-mode .header {
    background-color: #1e293b !important;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 0;
    min-height: 64px;
}

/* ================================================================
   5. لینک‌های منو
   ================================================================ */
.nav-menu__link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--header-link) !important;
    text-decoration: none;
    font-weight: 600;
    padding: 10px 14px;
    border-radius: 12px;
    transition: all .25s ease;
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 0.92rem;
    white-space: nowrap;
}

    .nav-menu__link:hover {
        background: rgba(59, 130, 246, 0.10);
        color: #60a5fa !important;
    }

body.dark-mode .nav-menu__link {
    color: #f8fafc !important;
    text-shadow: 0 0 1px rgba(255, 255, 255, 0.15);
}

    body.dark-mode .nav-menu__link:hover {
        background: rgba(96, 165, 250, 0.12);
        color: #93c5fd !important;
    }

.nav-menu__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
}

.nav-menu__form {
    display: inline;
    width: 100%;
}

/* لینک داشبورد */
.nav-menu__link--dashboard {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: #fff !important;
    border-radius: 12px;
    padding: 12px 16px;
}

    .nav-menu__link--dashboard:hover {
        background: linear-gradient(135deg, #2563eb, #1d4ed8);
        color: #fff !important;
    }

.nav-menu__role {
    font-size: 0.6rem;
    background: rgba(255, 255, 255, 0.2);
    padding: 2px 8px;
    border-radius: 10px;
}

/* لینک خروج */
.nav-menu__link--logout {
    color: #ef4444 !important;
    width: 100%;
    text-align: right;
    padding: 12px 16px;
    border-radius: 14px;
    font-weight: 700;
    background: transparent;
}

    .nav-menu__link--logout:hover {
        background: rgba(239, 68, 68, 0.12);
        color: #ef4444 !important;
    }

/* دکمه ثبت‌نام */
.register-btn {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: #fff !important;
    padding: 10px 16px;
    border-radius: 12px;
    font-weight: 700;
    box-shadow: 0 8px 22px rgba(239, 68, 68, 0.30);
}

    .register-btn:hover {
        background: linear-gradient(135deg, #dc2626, #b91c1c);
        color: #fff !important;
        transform: translateY(-2px);
        box-shadow: 0 12px 28px rgba(239, 68, 68, 0.40);
    }

/* ================================================================
   6. دکمه تغییر تم
   ================================================================ */
.theme-toggle-btn {
    width: 46px;
    height: 46px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--toggle-bg);
    color: var(--toggle-color);
    box-shadow: var(--toggle-shadow);
    cursor: pointer;
    transition: all 0.35s ease;
    backdrop-filter: blur(6px);
    flex-shrink: 0;
}

    .theme-toggle-btn:hover {
        transform: translateY(-2px) scale(1.05);
        box-shadow: 0 14px 30px rgba(0, 0, 0, 0.18);
    }

.theme-icon {
    width: 22px;
    height: 22px;
    display: inline-block;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.9;
    stroke-linecap: round;
    stroke-linejoin: round;
    transition: transform 0.35s ease, color 0.35s ease;
}

.theme-toggle-btn:hover .theme-icon {
    transform: rotate(18deg) scale(1.08);
}

/* ================================================================
   7. SVG Icon Base
   ================================================================ */
.menu-icon {
    width: 20px;
    height: 20px;
    display: inline-block;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.9;
    stroke-linecap: round;
    stroke-linejoin: round;
    flex-shrink: 0;
}

/* ================================================================
   8. دکمه منوی موبایل (همبرگری)
   ================================================================ */
.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--border-color, #475569);
    border-radius: 10px;
    padding: 8px;
    cursor: pointer;
    color: var(--text-color, #fff);
    transition: all 0.3s ease;
    z-index: 100;
    flex-shrink: 0;
}

    .mobile-menu-toggle:hover {
        background: rgba(59, 130, 246, 0.15);
        border-color: var(--accent-color, #3b82f6);
    }

/* ================================================================
   9. منوی کشویی موبایل (Drawer)
   ================================================================ */
.mobile-drawer-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 9998;
    opacity: 0;
    transition: opacity 0.3s ease;
}

    .mobile-drawer-overlay.active {
        display: block;
        opacity: 1;
    }

.mobile-drawer {
    position: fixed;
    top: 0;
    right: -320px;
    width: 300px;
    max-width: 85vw;
    height: 100vh;
    background: var(--card-bg, #1e293b);
    z-index: 9999;
    transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.3);
    border-left: 1px solid var(--border-color, #334155);
}

    .mobile-drawer.open {
        right: 0;
    }

.mobile-drawer__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 20px;
    border-bottom: 1px solid var(--border-color, #334155);
}

.mobile-drawer__close {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 10px;
    background: rgba(148, 163, 184, 0.12);
    color: var(--text-color, #fff);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

    .mobile-drawer__close:hover {
        background: rgba(239, 68, 68, 0.2);
        color: #ef4444;
        transform: rotate(90deg);
    }

.mobile-drawer__body {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

.mobile-drawer__menu {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mobile-drawer__link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-radius: 12px;
    color: var(--text-color, #f8fafc) !important;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.25s ease;
    background: rgba(148, 163, 184, 0.08);
    border: none;
    width: 100%;
    cursor: pointer;
    text-align: right;
}

    .mobile-drawer__link:hover {
        background: rgba(59, 130, 246, 0.15);
        color: var(--accent-color, #60a5fa) !important;
        transform: translateX(-4px);
    }

.mobile-drawer__link--dashboard {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: #fff !important;
}

    .mobile-drawer__link--dashboard:hover {
        background: linear-gradient(135deg, #2563eb, #1d4ed8);
        color: #fff !important;
    }

.mobile-drawer__role {
    font-size: 0.7rem;
    background: rgba(255, 255, 255, 0.2);
    padding: 2px 8px;
    border-radius: 10px;
    margin-right: auto;
}

.mobile-drawer__link--logout {
    color: #ef4444 !important;
    background: rgba(239, 68, 68, 0.08);
}

    .mobile-drawer__link--logout:hover {
        background: rgba(239, 68, 68, 0.15);
        color: #ef4444 !important;
    }

.mobile-drawer__link--register {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: #fff !important;
}

    .mobile-drawer__link--register:hover {
        background: linear-gradient(135deg, #dc2626, #b91c1c);
        color: #fff !important;
    }

/* ================================================================
   10. اسلایدر بنر
   ================================================================ */
.banner {
    background-color: var(--section-bg);
    padding: 30px 0;
    position: relative;
    overflow: hidden;
}

.banner-thumbs {
    position: relative;
    width: 100%;
}

.banner-thumbs__img {
    position: relative;
    width: 100% !important;
    height: 450px !important;
    overflow: hidden;
    border-radius: 16px;
    background: #1a1a2e;
}

    .banner-thumbs__img .cover-img {
        width: 100% !important;
        height: 100% !important;
        min-height: 450px !important;
        max-height: 450px !important;
        object-fit: cover !important;
        object-position: center !important;
        display: block !important;
        transition: transform 0.5s ease;
    }

    .banner-thumbs__img:hover .cover-img {
        transform: scale(1.03);
    }

.content-column {
    position: absolute;
    top: 50%;
    right: 5%;
    transform: translateY(-50%);
    z-index: 10;
    max-width: 45%;
    padding: 16px 24px;
    background: rgba(0, 0, 0, 0.60);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    text-align: right;
}

    .content-column .title {
        font-size: 1.1rem !important;
        font-weight: 600;
        color: #ffffff !important;
        margin-bottom: 10px;
        line-height: 1.5;
        text-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
    }

.btns-box .theme-btn {
    display: inline-block;
    padding: 6px 18px;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: #ffffff !important;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 0.8rem;
    text-decoration: none;
}

    .btns-box .theme-btn .txt {
        font-size: 0.8rem !important;
    }

    .btns-box .theme-btn:hover {
        background: linear-gradient(135deg, #2563eb, #1d4ed8);
        transform: translateY(-2px);
        box-shadow: 0 8px 25px rgba(59, 130, 246, 0.35);
        color: #ffffff !important;
    }

.banner-thumb-slider .slick-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex !important;
    gap: 10px;
    z-index: 20;
    padding: 0;
}

    .banner-thumb-slider .slick-dots li {
        list-style: none;
        margin: 0;
    }

    .banner-thumb-slider .slick-dots button {
        width: 12px;
        height: 12px;
        border-radius: 50%;
        border: 2px solid rgba(255, 255, 255, 0.6);
        background: transparent;
        cursor: pointer;
        font-size: 0;
        padding: 0;
        transition: all 0.3s ease;
    }

    .banner-thumb-slider .slick-dots li.slick-active button {
        background: #3b82f6;
        border-color: #3b82f6;
        transform: scale(1.2);
    }

.banner-thumb-slider .slick-prev,
.banner-thumb-slider .slick-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 20;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #ffffff;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex !important;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    line-height: 1;
}

    .banner-thumb-slider .slick-prev:hover,
    .banner-thumb-slider .slick-next:hover {
        background: rgba(59, 130, 246, 0.40);
    }

.banner-thumb-slider .slick-prev {
    left: 15px;
}

.banner-thumb-slider .slick-next {
    right: 15px;
}

/* ================================================================
   11. بخش نظرات (Testimonials)
   ================================================================ */
body.dark-mode .testimonials {
    background-color: #0f172a !important;
}

body.dark-mode .testimonials-item,
body.dark-mode .testimonials-item.bg-white {
    background-color: #1e293b !important;
    border: 1px solid #334155 !important;
    color: #f8fafc !important;
}

    body.dark-mode .testimonials-item p,
    body.dark-mode .testimonials-item h6,
    body.dark-mode .testimonials-item span {
        color: #f8fafc !important;
    }

/* ================================================================
   12. کارت‌های دوره و مقاله
   ================================================================ */
.card-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 20px;
}

.course-card-wrapper {
    position: relative;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 340px;
    width: 100%;
}

    .course-card-wrapper:hover {
        transform: translateY(-5px);
    }

.card {
    border-radius: 14px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    background: var(--card-bg, #1e293b);
    border: 1px solid var(--border-color, #334155);
    height: 100%;
    width: 100%;
    transition: box-shadow 0.3s ease;
}

    .card:hover {
        box-shadow: 0 8px 30px rgba(59, 130, 246, 0.15);
    }

    .card img {
        height: 180px;
        object-fit: cover;
        width: 100%;
        flex-shrink: 0;
        background-color: var(--border-color, #334155);
    }

.card-body {
    padding: 15px;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 140px;
}

.card-title {
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 5px;
    color: var(--accent-color, #60a5fa) !important;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 48px;
    line-height: 1.4;
}

.card-text {
    font-size: 0.85rem;
    color: var(--text-muted, #94a3b8);
    min-height: 24px;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-footer-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 36px;
    margin-top: auto;
    flex-wrap: wrap;
    gap: 6px;
}

.price-badge {
    min-width: 60px;
    text-align: center;
    font-size: 0.8rem;
    padding: 4px 12px;
}

.card-actions {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    align-items: center;
}

/* نشان خریداری شده */
.purchased-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(16, 185, 129, 0.92);
    color: white;
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    z-index: 10;
    backdrop-filter: blur(4px);
    box-shadow: 0 2px 10px rgba(16, 185, 129, 0.3);
}

/* دکمه‌های کارت */
.btn-buy-sm {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
    border: none;
    padding: 5px 14px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    white-space: nowrap;
}

    .btn-buy-sm:hover {
        transform: scale(1.05);
        color: white;
        box-shadow: 0 4px 15px rgba(245, 158, 11, 0.4);
    }

.btn-download-sm {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    border: none;
    padding: 5px 12px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    white-space: nowrap;
}

    .btn-download-sm:hover {
        transform: scale(1.05);
        color: white;
        box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
    }

.btn-view-sm {
    background: var(--border-color, #475569);
    color: var(--text-color, #fff);
    border: none;
    padding: 5px 12px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    white-space: nowrap;
}

    .btn-view-sm:hover {
        background: #3b82f6;
        color: white;
        box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
    }

.btn-icon-sm {
    width: 30px;
    height: 30px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    border: none;
    font-size: 0.8rem;
    transition: all 0.3s ease;
    cursor: pointer;
    text-decoration: none;
    color: white;
}

    .btn-icon-sm:hover {
        transform: scale(1.1);
    }

/* ================================================================
   13. صفحه‌بندی
   ================================================================ */
.pagination {
    display: flex;
    justify-content: center;
    padding-left: 0;
    list-style: none;
    border-radius: 0.25rem;
    margin-top: 20px;
    gap: 8px;
    flex-wrap: wrap;
}

    .pagination .page-item {
        cursor: pointer;
        border-radius: 6px;
        border: 1px solid var(--accent-color, #3b82f6);
        transition: all 0.3s ease;
    }

        .pagination .page-item:not(.disabled):hover {
            background-color: var(--accent-color, #3b82f6);
        }

            .pagination .page-item:not(.disabled):hover .page-link {
                color: #fff;
            }

        .pagination .page-item.disabled {
            border-color: #555;
            color: #888;
            cursor: not-allowed;
            opacity: 0.5;
        }

    .pagination .page-link {
        color: var(--accent-color, #3b82f6);
        padding: 8px 14px;
        text-decoration: none;
        display: block;
        user-select: none;
        background: transparent;
        font-size: 0.9rem;
        transition: all 0.3s ease;
    }

    .pagination .page-item.active .page-link {
        background-color: var(--accent-color, #3b82f6);
        color: #020617;
        border-color: var(--accent-color, #3b82f6);
        font-weight: 600;
    }

    .pagination .page-link i {
        font-size: 14px;
    }

.pagination-info {
    text-align: center;
    margin-top: 10px;
    font-size: 0.85rem;
    color: var(--text-muted, #94a3b8);
}

.pagination-container {
    transition: all 0.3s ease;
}

    .pagination-container.loading {
        opacity: 0.5;
        pointer-events: none;
    }

/* ================================================================
   14. عناوین بخش‌ها و ورودی جستجو
   ================================================================ */
.section-title-block {
    text-align: center;
    margin-top: 60px;
}

.section-header-custom {
    border-right: 4px solid var(--accent-color, #3b82f6);
    padding-right: 10px;
    margin-bottom: 20px;
    font-weight: 700;
    font-size: 1.9rem;
    color: var(--accent-color, #60a5fa) !important;
    display: inline-block;
}

input[type="text"] {
    background-color: var(--input-bg, #1e293b);
    color: var(--input-text, #fff);
    border: 1px solid var(--border-color, #475569);
    padding: 10px 20px;
    border-radius: 8px;
    width: 80%;
    max-width: 400px;
    transition: all 0.3s ease;
    text-align: center;
    font-size: 1rem;
}

    input[type="text"]:focus {
        outline: none;
        border-color: var(--accent-color, #3b82f6);
        box-shadow: 0 0 8px rgba(56, 189, 248, 0.5);
    }

    input[type="text"]::placeholder {
        color: var(--text-muted, #94a3b8);
    }

.section-divider {
    border-color: var(--border-color, #334155);
    margin: 40px 0;
}

/* ================================================================
   15. پیام‌های پرداخت
   ================================================================ */
.payment-message-container {
    margin: 20px auto;
    max-width: 800px;
}

.payment-success-alert,
.payment-error-alert {
    border-radius: 16px;
    padding: 30px;
    color: white;
    border: none;
}

.payment-success-alert {
    background: linear-gradient(135deg, #10b981, #059669);
    box-shadow: 0 10px 40px rgba(16, 185, 129, 0.3);
}

.payment-error-alert {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    box-shadow: 0 10px 40px rgba(239, 68, 68, 0.3);
}

    .payment-success-alert h3,
    .payment-error-alert h3 {
        color: white;
        font-weight: 700;
    }

.payment-alert-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    display: block;
}

.payment-alert-actions {
    margin-top: 20px;
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.payment-btn {
    padding: 12px 30px;
    border-radius: 10px;
    font-weight: 600;
}

.payment-btn--download {
    color: #059669;
}

.payment-btn--video {
    color: #2563eb;
}

.payment-btn--error {
    color: #dc2626;
}

.payment-error-text {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    margin-top: 10px;
}

/* ================================================================
   16. بخش اطلاعات مدرسه
   ================================================================ */
.feature-label {
    display: block;
    font-weight: bold;
    color: #2563eb;
    font-size: 0.9rem;
}

.feature-value {
    color: var(--heading-color, #1f2937);
    font-size: 1.1rem;
}

.feature-about {
    color: var(--text-color, #4b5563);
    font-size: 0.95rem;
    line-height: 1.8;
    text-align: justify;
    margin-top: 8px;
}

.feature-item--login {
    height: 100%;
}

/* فوتر */
.footer-dev-btn {
    background: var(--accent-color, #3b82f6);
    color: #ffffff;
    border: none;
    box-shadow: 0 6px 18px rgba(37, 99, 235, .35);
}

.footer-logo {
    filter: brightness(0) invert(1);
}

.enamad-logo {
    cursor: pointer;
}

/* ================================================================
   17. کارت‌های خالی و لودینگ
   ================================================================ */
.empty-state {
    text-align: center;
    padding: 50px 20px;
}

    .empty-state h3 {
        font-size: 1.5rem;
        color: var(--text-color, #fff);
        margin-bottom: 10px;
    }

    .empty-state p {
        color: var(--text-muted, #94a3b8);
    }

.card-loading {
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0% {
        opacity: 0.6;
    }

    50% {
        opacity: 1;
    }

    100% {
        opacity: 0.6;
    }
}

.spinner-border {
    width: 3rem;
    height: 3rem;
}

.card-body::-webkit-scrollbar {
    width: 3px;
}

.card-body::-webkit-scrollbar-track {
    background: var(--border-color, #334155);
    border-radius: 10px;
}

.card-body::-webkit-scrollbar-thumb {
    background: var(--accent-color, #3b82f6);
    border-radius: 10px;
}

/* ================================================================
   18. ریسپانسیو
   ================================================================ */

/* دسکتاپ بزرگ */
@media (max-width: 1200px) {
    .card-container {
        grid-template-columns: repeat(3, 1fr);
    }

    .course-card-wrapper {
        min-height: 320px;
    }
}

/* تبلت و پایین - فعال شدن دکمه همبرگری */
@media (max-width: 992px) {
    .mobile-menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .desktop-nav {
        display: none !important;
    }

    .card-container {
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
    }

    .course-card-wrapper {
        min-height: 300px;
    }

    .card img {
        height: 160px;
    }

    .card-title {
        font-size: 0.9rem;
        min-height: 42px;
    }

    .banner-thumbs__img {
        height: 380px !important;
    }

        .banner-thumbs__img .cover-img {
            min-height: 380px !important;
            max-height: 380px !important;
        }

    .content-column {
        max-width: 55%;
        padding: 14px 20px;
        right: 4%;
    }
}

/* موبایل بزرگ */
@media (max-width: 768px) {
    .card-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .course-card-wrapper {
        min-height: 280px;
    }

    .card img {
        height: 140px;
    }

    .card-body {
        padding: 12px;
        min-height: 120px;
    }

    .card-title {
        font-size: 0.85rem;
        min-height: 38px;
    }

    .btn-buy-sm,
    .btn-download-sm,
    .btn-view-sm {
        font-size: 0.65rem;
        padding: 3px 10px;
    }

    .section-header-custom {
        font-size: 1.5rem;
    }

    .pagination .page-link {
        padding: 6px 10px;
        font-size: 0.8rem;
    }

    .banner-thumbs__img {
        height: 300px !important;
    }

        .banner-thumbs__img .cover-img {
            min-height: 300px !important;
            max-height: 300px !important;
        }

    .content-column {
        max-width: 65%;
        padding: 12px 16px;
        right: 3%;
    }

        .content-column .title {
            font-size: 0.9rem !important;
            margin-bottom: 8px;
        }

    .btns-box .theme-btn {
        padding: 6px 16px;
        font-size: 0.7rem !important;
    }

        .btns-box .theme-btn .txt {
            font-size: 0.7rem !important;
        }

    .banner-thumb-slider .slick-prev,
    .banner-thumb-slider .slick-next {
        width: 30px;
        height: 30px;
        font-size: 1rem;
    }

    .banner-thumb-slider .slick-prev {
        left: 10px;
    }

    .banner-thumb-slider .slick-next {
        right: 10px;
    }

    .payment-success-alert,
    .payment-error-alert {
        padding: 20px;
    }

    .payment-alert-actions .btn {
        width: 100%;
        justify-content: center;
    }
}

/* موبایل کوچک */
@media (max-width: 576px) {
    .card-container {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .course-card-wrapper {
        min-height: 240px;
        max-width: 100%;
    }

    .card img {
        height: 160px;
    }

    .card-body {
        min-height: 100px;
        padding: 12px;
    }

    .card-title {
        font-size: 0.95rem;
        min-height: 42px;
    }

    .section-header-custom {
        font-size: 1.3rem;
    }

    input[type="text"] {
        width: 90%;
        font-size: 0.9rem;
    }

    .pagination .page-link {
        padding: 5px 8px;
        font-size: 0.75rem;
    }

    .banner-thumbs__img {
        height: 220px !important;
        border-radius: 12px;
    }

        .banner-thumbs__img .cover-img {
            min-height: 220px !important;
            max-height: 220px !important;
        }

    .content-column {
        max-width: 80%;
        padding: 8px 12px;
        right: 2%;
    }

        .content-column .title {
            font-size: 0.75rem !important;
            margin-bottom: 5px;
        }

    .btns-box .theme-btn {
        padding: 4px 12px;
        font-size: 0.6rem !important;
        border-radius: 6px;
    }

        .btns-box .theme-btn .txt {
            font-size: 0.6rem !important;
        }

    .banner-thumb-slider .slick-dots button {
        width: 8px;
        height: 8px;
    }

    .banner-thumb-slider .slick-prev,
    .banner-thumb-slider .slick-next {
        width: 24px;
        height: 24px;
        font-size: 0.8rem;
    }
}

/* ================================================================
   19. حالت لایت مود
   ================================================================ */
body.light-mode .theme-toggle-btn {
    background: linear-gradient(135deg, #f8fafc, #e2e8f0);
    color: #0f172a;
    border: 1px solid #cbd5e1;
}