/* Course-specific styles that extend the global modern styles */

/* Course Card Styles */
.course-card {
    background: white;
    border: none;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-medium);
    transition: var(--transition-normal);
    overflow: hidden;
    position: relative;
}

/* Full Capacity Badge/Ribbon */
.course-card.full-capacity::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 0;
    height: 0;
    border-left: 60px solid transparent;
    border-top: 60px solid #e74c3c;
    z-index: 10;
}

.course-card.full-capacity::after {
    content: 'تکمیل ظرفیت';
    position: absolute;
    top: 8px;
    right: 8px;
    color: white;
    font-size: 0.7rem;
    font-weight: 600;
    transform: rotate(45deg);
    z-index: 11;
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

/* Alternative ribbon style */
.course-ribbon {
    position: absolute;
    top: 15px;
    right: -5px;
    background: linear-gradient(45deg, #e74c3c, #c0392b);
    color: white;
    padding: 8px 25px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    z-index: 10;
    transform: rotate(45deg);
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.course-ribbon::before {
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid #8b0000;
}

.course-ribbon::after {
    content: '';
    position: absolute;
    top: 100%;
    right: 0;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid #8b0000;
}

.course-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-heavy);
}

.course-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ff6b6b, #4ecdc4, #45b7d1, #96ceb4);
    background-size: 300% 100%;
    animation: gradientShift 3s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* Course Header */
.course-header {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.course-badge .badge {
    background: linear-gradient(45deg, #ff6b6b, #ee5a24);
    border: none;
    padding: 8px 16px;
    border-radius: var(--border-radius-xl);
    font-weight: 600;
    font-size: 0.85rem;
    box-shadow: var(--shadow-light);
}

.admin-actions .btn-group .btn {
    border-radius: 50%;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 2px;
    transition: var(--transition-normal);
}

.admin-actions .btn-group .btn:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-light);
}

/* Course Title Section */
.course-title-section {
    padding: 20px;
    background: rgba(255,255,255,0.95);
    margin: 0;
}

.course-title {
    color: var(--dark-color);
    font-weight: 700;
    font-size: 1.4rem;
    margin-bottom: 10px;
    line-height: 1.3;
}

.course-code {
    color: #7f8c8d;
    font-size: 0.9rem;
    font-weight: 500;
}

.course-code i {
    margin-left: 5px;
    color: var(--primary-color);
}

/* Course Info Grid */
.course-info-grid {
    padding: 20px;
    background: rgba(255,255,255,0.95);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.info-item {
    display: flex;
    align-items: center;
    padding: 12px;
    background: rgba(52,152,219,0.05);
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(52,152,219,0.1);
    transition: var(--transition-normal);
}

.info-item:hover {
    background: rgba(52,152,219,0.1);
    transform: translateY(-1px);
}

.info-icon {
    width: 40px;
    height: 40px;
    background: var(--info-gradient);
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: 12px;
    color: white;
    font-size: 1.1rem;
}

.info-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.info-label {
    font-size: 0.8rem;
    color: #7f8c8d;
    font-weight: 500;
    margin-bottom: 2px;
}

.info-value {
    font-size: 0.9rem;
    color: var(--dark-color);
    font-weight: 600;
}

/* Prerequisites Section */
.prerequisites-section {
    padding: 20px;
    background: rgba(255,255,255,0.95);
}

.prerequisites-expandable {
    max-height: 200px;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.prerequisites-expandable.expanded {
    max-height: 1000px;
}

/* If no expand button, show all prerequisites */
.prerequisites-expandable.no-expand {
    max-height: none;
    overflow: visible;
}

.prerequisites-toggle {
    background: rgba(52,152,219,0.1);
    border: 1px solid rgba(52,152,219,0.2);
    border-radius: var(--border-radius-sm);
    padding: 8px 12px;
    margin-top: 10px;
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    color: var(--primary-color);
    font-weight: 500;
}

.prerequisites-toggle:hover {
    background: rgba(52,152,219,0.2);
    transform: translateY(-1px);
}

.prerequisites-toggle i {
    margin-left: 5px;
    transition: transform 0.3s ease;
}

.prerequisites-toggle.expanded i {
    transform: rotate(180deg);
}

.prerequisites-title {
    color: var(--dark-color);
    font-weight: 600;
    margin-bottom: 15px;
    font-size: 1rem;
}

.prerequisites-title i {
    margin-left: 8px;
    color: var(--primary-color);
}

.prerequisite-group {
    margin-bottom: 15px;
}

.prerequisite-group-title {
    color: #34495e;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
}

.prerequisite-group-title i {
    margin-left: 6px;
    font-size: 1rem;
}

.prerequisite-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.prerequisite-item {
    /*display: flex;*/
    align-items: center;
    padding: 8px 12px;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-normal);
}

.prerequisite-item.completed {
    background: rgba(46,204,113,0.1);
    border: 1px solid rgba(46,204,113,0.2);
}

.prerequisite-item.pending {
    background: rgba(241,196,15,0.1);
    border: 1px solid rgba(241,196,15,0.2);
}

.prerequisite-item.info {
    background: rgba(52,152,219,0.1);
    border: 1px solid rgba(52,152,219,0.2);
}

.prerequisite-icon {
    margin-left: 8px;
    font-size: 1rem;
}

.prerequisite-item.completed .prerequisite-icon {
    color: var(--success-color);
}

.prerequisite-item.pending .prerequisite-icon {
    color: var(--warning-color);
}

.prerequisite-item.info .prerequisite-icon {
    color: var(--primary-color);
}

.prerequisite-text {
    font-size: 0.85rem;
    color: var(--dark-color);
    font-weight: 500;
}

.no-prerequisites {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: rgba(46,204,113,0.1);
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(46,204,113,0.2);
}

.no-prerequisites i {
    margin-left: 8px;
    font-size: 1.2rem;
}

.no-prerequisites span {
    color: var(--success-color);
    font-weight: 600;
}

/* Course Actions */
.course-actions {
    padding: 20px;
    background: rgba(255,255,255,0.95);
    border-top: 1px solid rgba(0,0,0,0.05);
}

.action-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.action-buttons .btn {
    border-radius: var(--border-radius-md);
    padding: 5px 12px;
    font-weight: 600;
    font-size: 0.85rem;
    transition: var(--transition-normal);
    border: none;
}

.action-buttons .btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-medium);
}

.action-buttons .btn-outline-primary {
    background: rgba(52,152,219,0.1);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.action-buttons .btn-outline-primary:hover {
    background: var(--primary-color);
    color: white;
}

.action-buttons .btn-primary {
    background: var(--success-gradient);
    color: white;
    box-shadow: var(--shadow-light);
}

.action-buttons .btn-primary:hover {
    background: linear-gradient(45deg, #229954, #27ae60);
    box-shadow: var(--shadow-medium);
}

/* Course-specific container */
.courses-container {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    padding: 30px 15px;
    margin-top: 20px;
    border-radius: var(--border-radius-lg);
}

/* Equal height cards */
.courses-container .row {
    display: flex;
    flex-wrap: wrap;
}

.courses-container .col-lg-4,
.courses-container .col-md-6 {
    display: flex;
    margin-bottom: 2rem;
}

.course-card {
    display: flex;
    flex-direction: column;
    width: 100%;
}

.course-actions {
    margin-top: auto;
}

.courses-container h2 {
    color: var(--dark-color);
    font-weight: 700;
    text-align: center;
    margin-bottom: 30px;
    font-size: 2.5rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: relative;
}

.courses-container h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: var(--info-gradient);
    border-radius: 2px;
}

/* Responsive Design for Course Cards */
@media (max-width: 768px) {
    .course-info-grid {
        grid-template-columns: 1fr;
    }

    .action-buttons {
        flex-direction: column;
    }

    .action-buttons .btn {
        width: 100%;
    }

    .admin-actions .btn-group {
        flex-direction: column;
        gap: 5px;
    }
}

/* Pagination wrapper for courses */
.pagination-wrapper {
    display: flex;
    justify-content: center;
    margin-top: 40px;
}