/* ============================================
   استایل‌های صفحه جزئیات دوره
   ============================================ */

/* ----- متغیرهای رنگ ----- */
:root {
    --primary-purple: #6f42c1;
    --primary-purple-dark: #5a32a3;
    --primary-purple-light: #f3e5f5;
    --primary-green: #28a745;
    --primary-green-dark: #1e7e34;
    --primary-orange: #fd7e14;
    --primary-red: #dc3545;
    --primary-yellow: #ffc107;
    --primary-teal: #20c997;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    --shadow-sm: 0 2px 10px rgba(0,0,0,0.04);
    --shadow-md: 0 8px 30px rgba(0,0,0,0.08);
    --shadow-lg: 0 15px 40px rgba(0,0,0,0.12);
    --shadow-xl: 0 25px 60px rgba(0,0,0,0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius: 16px;
    --border-radius-lg: 20px;
    --border-radius-xl: 24px;
}

/* ----- صفحه اصلی ----- */
.course-detail-page {
    padding: 30px 0 60px;
    background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);
    min-height: 100vh;
}

/* ============================================
   برادکرمب
   ============================================ */
.breadcrumb-premium {
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(10px);
    padding: 14px 24px;
    border-radius: var(--border-radius);
    margin-bottom: 30px;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(255,255,255,0.5);
    transition: var(--transition);
}

.breadcrumb-premium:hover {
    box-shadow: var(--shadow-md);
}

.breadcrumb-premium .breadcrumb {
    background: transparent !important;
    padding: 0 !important;
    margin: 0 !important;
    font-size: 0.9rem;
}

.breadcrumb-premium .breadcrumb-item a {
    color: var(--primary-purple) !important;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.breadcrumb-premium .breadcrumb-item a:hover {
    color: var(--primary-purple-dark) !important;
    text-decoration: underline;
}

.breadcrumb-premium .breadcrumb-item.active {
    color: var(--gray-600) !important;
    font-weight: 500;
}

.breadcrumb-premium .breadcrumb-item+.breadcrumb-item::before {
    color: var(--gray-500) !important;
}

/* ============================================
   کارت اصلی دوره (دقیقاً مثل قبل)
   ============================================ */
.course-detail-card {
    background: #ffffff;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(0,0,0,0.04);
    margin-bottom: 40px;
    padding: 35px;
    display: flex;
    flex-wrap: nowrap;
    gap: 35px;
    align-items: flex-start;
    transition: var(--transition);
    position: relative;
}

.course-detail-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(111,66,193,0.03) 0%, transparent 70%);
    pointer-events: none;
    border-radius: 50%;
}

.course-detail-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

/* ----- تصویر دوره (دقیقاً مثل قبل) ----- */

.course-detail-card .course-image-wrapper {
    flex: 0 0 300px;
    width: 300px;
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    background: transparent;
    -webkit-border-radius: var(--border-radius);
    -moz-border-radius: var(--border-radius);
    -ms-border-radius: var(--border-radius);
    -o-border-radius: var(--border-radius);
}





.course-detail-card .course-image-wrapper img {
    width: 100%;
    height: auto;
    object-fit: contain;
    display: block;
}

.course-detail-card .course-image-wrapper:hover img {
    transform: scale(1.03);
}


/* ----- بج‌های روی تصویر ----- */
.course-badges {
    position: absolute;
    top: 12px;
    right: 12px;
    left: 12px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: flex-start;
    z-index: 5;
}

.course-badges .badge-item {
    padding: 4px 14px;
    border-radius: 50px;
    font-size: 0.65rem;
    font-weight: 700;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    backdrop-filter: blur(4px);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.badge-bestseller {
    background: linear-gradient(135deg, #dc3545, #e83e8c);
}

.badge-featured {
    background: linear-gradient(135deg, #ffc107, #fd7e14);
    color: #212529 !important;
}

.badge-new {
    background: linear-gradient(135deg, #28a745, #20c997);
}

.badge-free {
    background: linear-gradient(135deg, #17a2b8, #0dcaf0);
}

.badge-paid {
    background: linear-gradient(135deg, var(--primary-purple), #e83e8c);
}



/* ----- اطلاعات دوره ----- */
.course-detail-card .course-info-side {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.course-detail-card .course-info-side .course-title {
    font-size: 2rem;
    font-weight: 900;
    color: var(--gray-900);
    margin-bottom: 4px;
    line-height: 1.3;
}

.course-detail-card .course-info-side .teacher-name {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--gray-600);
    font-size: 0.95rem;
    margin-bottom: 16px;
}

.course-detail-card .course-info-side .teacher-name i {
    color: var(--primary-purple);
}

.course-detail-card .course-info-side .teacher-name a {
    color: var(--primary-purple);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.course-detail-card .course-info-side .teacher-name a:hover {
    color: var(--primary-purple-dark);
    text-decoration: underline;
}

.course-detail-card .course-info-side .short-desc {
    color: var(--gray-700);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 20px;
    padding: 12px 18px;
    background: var(--gray-100);
    border-radius: 12px;
    border-right: 4px solid var(--primary-purple);
}

/* ----- گرید اطلاعات دوره ----- */
.course-detail-card .course-info-side .info-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    width: 100%;
    margin-bottom: 20px;
}

.course-detail-card .course-info-side .info-grid .info-item {
    background: var(--gray-100);
    border-radius: 14px;
    text-align: center;
    padding: 14px 10px;
    transition: var(--transition);
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.course-detail-card .course-info-side .info-grid .info-item::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-purple), #e83e8c);
    opacity: 0;
    transition: var(--transition);
}

.course-detail-card .course-info-side .info-grid .info-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-purple);
    background: #ffffff;
}

.course-detail-card .course-info-side .info-grid .info-item:hover::before {
    opacity: 1;
}

.course-detail-card .course-info-side .info-grid .info-item i {
    font-size: 1.8rem;
    display: block;
    margin-bottom: 2px;
}

.course-detail-card .course-info-side .info-grid .info-item .label {
    font-size: 0.7rem;
    color: var(--gray-600);
    display: block;
    font-weight: 500;
}

.course-detail-card .course-info-side .info-grid .info-item .value {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--gray-900);
    display: block;
}

.course-detail-card .course-info-side .info-grid .info-item .value.paid {
    color: var(--primary-purple);
}

.course-detail-card .course-info-side .info-grid .info-item .value.free-text {
    color: var(--primary-green);
}

/* ============================================
   بخش ثبت‌نام / خرید
   ============================================ */
.enrollment-section {
    background: linear-gradient(135deg, var(--gray-100), #ffffff);
    border-radius: var(--border-radius);
    padding: 22px 28px;
    margin-top: auto;
    border: 2px solid var(--primary-purple);
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.enrollment-section:hover {
    box-shadow: 0 8px 30px rgba(111,66,193,0.12);
}

.enrollment-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(111,66,193,0.05) 0%, transparent 70%);
    pointer-events: none;
    border-radius: 50%;
}

.enrollment-section .enrollment-badge {
    position: absolute;
    top: 12px;
    left: 20px;
    background: linear-gradient(135deg, #dc3545, #e83e8c);
    color: #fff;
    padding: 4px 16px;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.3px;
    box-shadow: 0 4px 15px rgba(220,53,69,0.3);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.enrollment-section .price-box {
    display: flex;
    align-items: baseline;
    gap: 14px;
    flex-wrap: wrap;
}

.enrollment-section .price-box .current-price {
    font-size: 2rem;
    font-weight: 900;
    color: var(--primary-purple);
    letter-spacing: -0.5px;
}

.enrollment-section .price-box .current-price.free {
    color: var(--primary-green);
}

.enrollment-section .price-box .old-price {
    font-size: 1.1rem;
    color: var(--gray-500);
    text-decoration: line-through;
}

.enrollment-section .price-box .discount-badge {
    background: linear-gradient(135deg, #28a745, #20c997);
    color: #fff;
    padding: 2px 14px;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(40,167,69,0.25);
}

.enrollment-section .enrollment-features {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin: 8px 0 4px;
}

.enrollment-section .enrollment-features .feature {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--gray-700);
}

.enrollment-section .enrollment-features .feature i {
    color: var(--primary-green);
    font-size: 1rem;
}

.enrollment-section .btn-group-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: flex-end;
    align-items: center;
}

.btn-enroll {
    background: linear-gradient(135deg, var(--primary-purple), #e83e8c);
    color: #fff;
    border: none;
    padding: 14px 40px;
    border-radius: 50px;
    font-size: 1.05rem;
    font-weight: 700;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    box-shadow: 0 6px 25px rgba(111,66,193,0.3);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.btn-enroll::before {
    content: '';
    position: absolute;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: var(--transition);
}

.btn-enroll:hover::before {
    right: 100%;
}

.btn-enroll:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 35px rgba(111,66,193,0.4);
    color: #fff;
}

.btn-enroll.enrolled {
    background: var(--primary-green);
    cursor: default;
    box-shadow: none;
}

.btn-enroll.enrolled:hover {
    transform: none;
    box-shadow: none;
}

/* ============================================
   بدنه دوره (توضیحات + سرفصل‌ها)
   ============================================ */
.course-body-content {
    background: #ffffff;
    border-radius: var(--border-radius-lg);
    padding: 35px;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0,0,0,0.04);
    margin-bottom: 30px;
}

.course-body-content .section-title {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.course-body-content .section-title i {
    color: var(--primary-purple);
    font-size: 1.6rem;
}

.course-description {
    margin-bottom: 40px;
}

.course-description p {
    line-height: 2.1;
    color: var(--gray-700);
    font-size: 1.05rem;
    margin-bottom: 12px;
}

.course-description p strong {
    color: var(--gray-900);
}

/* ============================================
   سرفصل‌ها (Accordion) - با تغییرات قفل
   ============================================ */
.syllabus-section .accordion-item {
    border: 1px solid var(--gray-200);
    margin-bottom: 10px;
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
}

.syllabus-section .accordion-item:hover {
    border-color: var(--primary-purple);
}

.syllabus-section .accordion-item .accordion-button {
    background: #ffffff;
    font-weight: 700;
    color: var(--gray-900) !important;
    padding: 16px 22px;
    font-size: 1.05rem;
    box-shadow: none !important;
    transition: var(--transition);
}

.syllabus-section .accordion-item .accordion-button:not(.collapsed) {
    background: var(--primary-purple-light);
    color: var(--primary-purple) !important;
}

.syllabus-section .accordion-item .accordion-button .chapter-number {
    background: linear-gradient(135deg, var(--primary-purple), #e83e8c);
    color: #fff;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
    margin-left: 14px;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(111,66,193,0.25);
}

.syllabus-section .accordion-item .accordion-button .chapter-badge {
    margin-right: auto;
    font-size: 0.75rem;
    background: var(--gray-200);
    padding: 2px 14px;
    border-radius: 50px;
    color: var(--gray-600);
    font-weight: 600;
}

.syllabus-section .accordion-item .accordion-body {
    padding: 20px 24px;
    background: var(--gray-100);
}

.syllabus-section .accordion-item .accordion-body ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

/* ====== یک خط کامل جلسه ====== */
.syllabus-section .accordion-item .accordion-body ul li.lesson-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    padding: 10px 0;
    border-bottom: 1px solid var(--gray-200);
}

.syllabus-section .accordion-item .accordion-body ul li.lesson-row:last-child {
    border-bottom: none;
}

/* ====== استایل جدید برای جلسات قفل‌شده ====== */
.lesson-row.locked {
    opacity: 0.75;
}

.lesson-row.locked .lesson-name {
    color: var(--gray-600);
}

.lesson-row.locked .lesson-name .badge.bg-secondary {
    font-size: 0.6rem;
    padding: 2px 8px;
}

/* ====== بخش چپ (آیکون + عنوان) ====== */
.lesson-left {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 150px;
}

.lesson-icon {
    font-size: 1.1rem;
    flex-shrink: 0;
}

.lesson-icon .bi-play-circle-fill {
    color: var(--primary-green);
}

.lesson-icon .bi-lock-fill {
    color: var(--gray-500);
}

.lesson-name,
.lesson-name-link {
    font-weight: 500;
    color: var(--gray-800);
    text-decoration: none;
    font-size: 0.95rem;
    white-space: nowrap;
}

.lesson-name-link {
    color: #0d6efd;
}

.lesson-name-link:hover {
    color: #084298;
    text-decoration: underline;
}

/* ----- بخش راست (مدت زمان + وضعیت + دکمه‌ها + فیلم‌ها) ----- */
.lesson-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    flex-shrink: 0;
}

.lesson-duration {
    color: var(--gray-600);
    font-size: 0.7rem;
    background: var(--gray-200);
    padding: 2px 10px;
    border-radius: 50px;
    white-space: nowrap;
    flex-shrink: 0;
}

.lesson-status {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.lesson-status .badge-icon {
    padding: 2px 10px;
    border-radius: 50px;
    font-size: 0.65rem;
    font-weight: 600;
    white-space: nowrap;
}

.badge-icon.free-bg {
    background: #d4edda;
    color: #155724;
}

.badge-icon.locked-bg {
    background: #f8d7da;
    color: #721c24;
}

.btn-preview {
    padding: 2px 10px;
    border-radius: 50px;
    background: #ffc107;
    color: #212529;
    font-size: 0.65rem;
    font-weight: 700;
    flex-shrink: 0;
    white-space: nowrap;
}

.resource-link-inline {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    padding: 2px 10px;
    border-radius: 50px;
    background: #e3f2fd;
    color: #0d6efd;
    text-decoration: none;
    font-size: 0.65rem;
    font-weight: 600;
    white-space: nowrap;
    flex-shrink: 0;
}

.resource-link-inline:hover {
    background: #0d6efd;
    color: #fff;
}

/* ====== پیام ثبت‌نام در انتهای هر فصل ====== */
.enroll-prompt {
    padding: 10px 16px;
    background: linear-gradient(135deg, #f8f9ff, #f0edff);
    border-radius: 12px;
    border: 1px dashed var(--primary-purple);
    margin-top: 12px;
}

.enroll-prompt .btn {
    font-size: 0.85rem;
    padding: 6px 20px;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
}

.enroll-prompt .btn:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 15px rgba(106, 66, 193, 0.3);
}

/* ============================================
   سوالات متداول (FAQ)
   ============================================ */
.faq-section {
    margin-top: 50px;
    padding-top: 30px;
    border-top: 2px solid var(--gray-200);
}

.faq-section .accordion-item {
    border: 1px solid var(--gray-200);
    margin-bottom: 10px;
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
}

.faq-section .accordion-item:hover {
    border-color: var(--primary-purple);
}

.faq-section .accordion-item .accordion-button {
    background: #ffffff;
    font-weight: 600;
    color: var(--gray-900) !important;
    padding: 16px 22px;
    font-size: 1rem;
    box-shadow: none !important;
    transition: var(--transition);
}

.faq-section .accordion-item .accordion-button:not(.collapsed) {
    background: var(--primary-purple-light);
    color: var(--primary-purple) !important;
}

.faq-section .accordion-item .accordion-button i {
    font-size: 1.2rem;
}

.faq-section .accordion-item .accordion-body {
    padding: 20px 24px;
    background: var(--gray-100);
    color: var(--gray-700);
    line-height: 1.8;
    font-size: 0.95rem;
}

/* ============================================
   نظرات کاربران
   ============================================ */
.reviews-section {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 2px solid var(--gray-200);
}

.reviews-section .section-title {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.reviews-section .section-title i {
    color: var(--primary-purple);
}

.review-form-card {
    background: #ffffff;
    border-radius: var(--border-radius);
    padding: 28px;
    border: 1px solid var(--gray-200);
    margin-bottom: 25px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.review-form-card:hover {
    box-shadow: var(--shadow-md);
}

.review-form-card h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--gray-900);
}

.review-form-card .form-control {
    border-radius: 12px;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    transition: var(--transition);
    font-size: 0.95rem;
    text-align: right !important;
}

.review-form-card .form-control:focus {
    border-color: var(--primary-purple);
    box-shadow: 0 0 0 4px rgba(111,66,193,0.08);
}

.review-form-card .form-control::placeholder {
    text-align: right !important;
}

.review-form-card input[type="email"] {
    text-align: left !important;
    direction: ltr !important;
}

.review-form-card input[type="email"]::placeholder {
    text-align: left !important;
}

.review-form-card label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--gray-800);
}

.btn-submit-review {
    background: linear-gradient(135deg, var(--primary-purple), #e83e8c);
    color: #fff;
    border: none;
    padding: 12px 35px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.95rem;
    transition: var(--transition);
    box-shadow: 0 6px 20px rgba(111,66,193,0.25);
    cursor: pointer;
}

.btn-submit-review:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(111,66,193,0.35);
    color: #fff;
}

.review-card {
    background: #ffffff;
    border-radius: var(--border-radius);
    padding: 22px 26px;
    margin-bottom: 16px;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.review-card:hover {
    border-color: var(--primary-purple);
    box-shadow: var(--shadow-md);
    transform: translateX(-4px);
}

.review-card .review-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 6px;
    flex-wrap: wrap;
    gap: 8px;
}

.review-card .review-header .reviewer-name {
    font-weight: 700;
    color: var(--gray-900);
    font-size: 1.05rem;
}

.review-card .review-header .reviewer-name i {
    color: var(--primary-green);
    font-size: 0.9rem;
}

.review-card .review-header .review-date {
    font-size: 0.8rem;
    color: var(--gray-500);
}

.review-card .review-stars {
    color: #ffc107;
    font-size: 0.95rem;
    margin-bottom: 4px;
}

.review-card .review-text {
    color: var(--gray-700);
    line-height: 1.8;
    font-size: 0.95rem;
}

.review-card .teacher-reply {
    background: var(--primary-purple-light);
    border-radius: 12px;
    padding: 14px 20px;
    margin-top: 12px;
    border-right: 4px solid var(--primary-purple);
}

.review-card .teacher-reply .reply-header {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    color: var(--primary-purple);
    font-size: 0.9rem;
    margin-bottom: 4px;
}

.review-card .teacher-reply .reply-header i {
    font-size: 1.1rem;
}

.review-card .teacher-reply .reply-text {
    font-size: 0.9rem;
    color: var(--gray-700);
    line-height: 1.7;
}

/* ============================================
   دوره‌های پیشنهادی
   ============================================ */
.suggested-courses {
    margin-top: 50px;
    padding-top: 30px;
    border-top: 2px solid var(--gray-200);
}

.suggested-courses .section-title {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.suggested-courses .section-title i {
    color: var(--primary-purple);
}

.suggested-course-card {
    background: #ffffff;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.suggested-course-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-purple);
}

.suggested-course-card .course-image {
    height: 140px;
    background: linear-gradient(135deg, var(--gray-200), var(--gray-300));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--primary-purple);
    position: relative;
    overflow: hidden;
}

.suggested-course-card .course-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.suggested-course-card .course-image .grade-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: linear-gradient(135deg, var(--primary-purple), #e83e8c);
    color: #fff;
    padding: 3px 14px;
    border-radius: 50px;
    font-size: 0.6rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.suggested-course-card .course-image .grade-badge.free-badge {
    background: linear-gradient(135deg, #28a745, #20c997);
}

.suggested-course-card .course-body {
    padding: 16px 18px 18px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.suggested-course-card .course-body h5 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--gray-900);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.suggested-course-card .course-body .course-meta {
    font-size: 0.75rem;
    color: var(--gray-600);
    margin-bottom: 8px;
}

.suggested-course-card .course-body .course-meta span {
    margin-left: 14px;
}

.suggested-course-card .course-body .course-meta i {
    margin-left: 4px;
    color: var(--primary-purple);
}

.suggested-course-card .course-body .course-price {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    border-top: 1px solid var(--gray-200);
    padding-top: 12px;
}

.suggested-course-card .course-body .course-price .price {
    font-size: 1rem;
    font-weight: 800;
    color: var(--primary-purple);
}

.suggested-course-card .course-body .course-price .price.free {
    color: var(--primary-green);
}

.suggested-course-card .course-body .course-price .btn-detail {
    background: linear-gradient(135deg, var(--primary-purple), #e83e8c);
    color: #fff;
    border: none;
    padding: 4px 16px;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 600;
    transition: var(--transition);
    text-decoration: none;
}

.suggested-course-card .course-body .course-price .btn-detail:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(111,66,193,0.3);
    color: #fff;
}

/* ============================================
   پاسخ‌گویی (Responsive) - بدون تغییر
   ============================================ */
@media (max-width: 1200px) {
    .course-detail-card .course-image-wrapper {
        flex: 0 0 260px;
    }
}

@media (max-width: 992px) {
    .course-detail-card {
        flex-direction: column;
        padding: 25px;
    }

    .course-detail-card .course-image-wrapper {
        flex: 0 0 auto;
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
        min-height: 200px;
        max-height: 280px;
    }

    .course-detail-card .course-info-side .info-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .course-detail-card .course-info-side .course-title {
        font-size: 1.6rem;
        text-align: center;
    }

    .course-detail-card .course-info-side .teacher-name {
        justify-content: center;
    }

    .course-detail-card .course-info-side .short-desc {
        text-align: center;
    }

    .enrollment-section .btn-group-wrapper {
        justify-content: center !important;
        margin-top: 12px;
    }

    .enrollment-section .price-box {
        justify-content: center;
    }

    .enrollment-section .enrollment-features {
        justify-content: center;
    }

    .enrollment-section .btn-enroll {
        width: 100%;
        justify-content: center;
    }

    .course-image-wrapper .bank-card {
        margin: 6px 8px 8px 8px;
        padding: 14px 16px 16px;
    }

    .course-image-wrapper .bank-card .bank-card-number {
        font-size: 0.9rem;
        gap: 8px;
    }

    .course-image-wrapper .bank-card .bank-card-number span {
        min-width: 40px;
    }
}

@media (max-width: 768px) {
    .course-detail-page {
        padding: 15px 0 40px;
    }

    .course-detail-card {
        padding: 18px;
        border-radius: var(--border-radius);
    }

    .course-detail-card .course-image-wrapper {
        max-height: 220px;
        min-height: 180px;
    }

    .course-detail-card .course-info-side .info-grid {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }

    .course-detail-card .course-info-side .info-grid .info-item {
        padding: 10px 6px;
    }

    .course-detail-card .course-info-side .info-grid .info-item i {
        font-size: 1.4rem;
    }

    .course-detail-card .course-info-side .info-grid .info-item .value {
        font-size: 0.8rem;
    }

    .course-detail-card .course-info-side .course-title {
        font-size: 1.3rem;
    }

    .course-body-content {
        padding: 20px;
    }

    .course-body-content .section-title {
        font-size: 1.2rem;
    }

    .enrollment-section {
        padding: 18px;
    }

    .enrollment-section .price-box .current-price {
        font-size: 1.4rem;
    }

    .enrollment-section .btn-enroll {
        padding: 12px 25px;
        font-size: 0.9rem;
    }

    .enrollment-section .enrollment-badge {
        position: relative;
        top: 0;
        left: 0;
        margin-bottom: 10px;
        display: inline-flex;
    }

    .suggested-courses .section-title {
        font-size: 1.2rem;
    }

    .review-card {
        padding: 16px;
    }

    .syllabus-section .accordion-item .accordion-body ul li.lesson-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
    }

    .syllabus-section .accordion-item .accordion-button {
        font-size: 0.9rem;
        padding: 12px 16px;
    }

    .syllabus-section .accordion-item .accordion-button .chapter-number {
        width: 28px;
        height: 28px;
        font-size: 0.7rem;
    }

    .breadcrumb-premium {
        padding: 10px 16px;
        font-size: 0.8rem;
    }

    .review-form-card {
        padding: 18px;
    }

    .suggested-course-card .course-image {
        height: 110px;
    }

    .course-image-wrapper .bank-card {
        padding: 12px 14px 14px;
        margin: 4px 6px 6px 6px;
        border-radius: 12px;
    }

    .course-image-wrapper .bank-card .bank-card-number {
        font-size: 0.8rem;
        gap: 6px;
    }

    .course-image-wrapper .bank-card .bank-card-number span {
        min-width: 34px;
        padding: 1px 4px;
    }

    .course-image-wrapper .bank-card .bank-card-chip {
        width: 30px;
        height: 22px;
        font-size: 0.7rem;
    }

    .course-image-wrapper .bank-card .bank-card-footer .value {
        font-size: 0.6rem;
    }

    .course-image-wrapper .bank-card .bank-card-footer .bank-card-shaba .value {
        font-size: 0.55rem;
    }

    .course-image-wrapper .bank-card .bank-card-footer {
        gap: 4px 10px;
        flex-direction: column;
    }

    .course-image-wrapper .bank-card .bank-card-footer .bank-card-holder {
        min-width: auto;
        display: flex;
        align-items: center;
        gap: 6px;
        flex-wrap: wrap;
    }

    .course-image-wrapper .bank-card .bank-card-footer .label {
        display: inline;
    }

    .course-image-wrapper .bank-card .bank-card-footer .value {
        display: inline;
    }

    .course-image-wrapper .bank-card .bank-card-footer .bank-card-shaba {
        min-width: auto;
        display: flex;
        align-items: center;
        gap: 4px;
        flex-wrap: wrap;
    }
}

@media (max-width: 480px) {
    .course-detail-card .course-image-wrapper {
        max-height: 180px;
        min-height: 140px;
    }

    .course-detail-card .course-info-side .info-grid {
        grid-template-columns: 1fr 1fr;
        gap: 6px;
    }

    .course-detail-card .course-info-side .info-grid .info-item {
        padding: 8px 4px;
        border-radius: 10px;
    }

    .course-detail-card .course-info-side .info-grid .info-item i {
        font-size: 1.2rem;
    }

    .course-detail-card .course-info-side .info-grid .info-item .value {
        font-size: 0.75rem;
    }

    .course-detail-card .course-info-side .info-grid .info-item .label {
        font-size: 0.6rem;
    }

    .course-detail-card .course-info-side .course-title {
        font-size: 1.1rem;
    }

    .enrollment-section .price-box .current-price {
        font-size: 1.2rem;
    }

    .enrollment-section .price-box .old-price {
        font-size: 0.9rem;
    }

    .course-body-content {
        padding: 14px;
    }

    .course-description p {
        font-size: 0.9rem;
    }

    .course-image-wrapper .bank-card {
        padding: 10px 10px 12px;
        margin: 4px 4px 6px 4px;
        border-radius: 10px;
    }

    .course-image-wrapper .bank-card .bank-card-number {
        font-size: 0.7rem;
        gap: 4px;
        margin-bottom: 10px;
    }

    .course-image-wrapper .bank-card .bank-card-number span {
        min-width: 30px;
        padding: 1px 2px;
        font-size: 0.7rem;
    }

    .course-image-wrapper .bank-card .bank-card-chip {
        width: 26px;
        height: 18px;
        font-size: 0.6rem;
    }

    .course-image-wrapper .bank-card .bank-card-type {
        font-size: 0.45rem;
        padding: 1px 8px;
    }

    .course-image-wrapper .bank-card .bank-card-footer {
        padding-top: 8px;
        gap: 4px 10px;
        flex-direction: column;
    }

    .course-image-wrapper .bank-card .bank-card-footer .value {
        font-size: 0.5rem;
    }

    .course-image-wrapper .bank-card .bank-card-footer .bank-card-shaba .value {
        font-size: 0.45rem;
    }

    .course-image-wrapper .bank-card .bank-card-footer .label {
        font-size: 0.4rem;
    }

    .course-image-wrapper .bank-card .bank-card-footer .bank-card-shaba .copy-btn {
        font-size: 0.5rem;
        padding: 1px 6px;
    }

    .syllabus-section .accordion-item .accordion-body ul li.lesson-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }

    .lesson-name,
    .lesson-name-link {
        font-size: 0.85rem;
        white-space: normal;
    }

    .lesson-duration {
        font-size: 0.6rem;
        padding: 1px 8px;
    }

    .lesson-status .badge-icon {
        font-size: 0.55rem;
        padding: 1px 8px;
    }

    .btn-preview {
        font-size: 0.55rem;
        padding: 1px 8px;
    }

    .resource-link-inline {
        font-size: 0.55rem;
        padding: 1px 8px;
    }
}