/* ============================================
   ДОПОЛНИТЕЛЬНЫЕ СТИЛИ ДЛЯ СТРАНИЦ КУРСОВ
   ============================================ */

/* === ОБЩИЕ СТИЛИ СТРАНИЦ КУРСОВ === */

/* Хлебные крошки на странице курса */
.breadcrumbs {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 30px;
    font-size: 0.9rem;
}

.breadcrumb-link {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: color 0.3s;
}

.breadcrumb-link:hover {
    color: white;
}

.breadcrumb-separator {
    color: rgba(255, 255, 255, 0.5);
}

.breadcrumb-current {
    color: white;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 5px;
}

/* === КОНТЕЙНЕР ГРУПП === */
.course-groups-section {
    background: white;
    border-radius: var(--border-radius);
    padding: 30px;
    margin-bottom: 40px;
    box-shadow: var(--box-shadow);
}

.groups-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

@media (max-width: 768px) {
    .groups-container {
        grid-template-columns: 1fr;
    }
}

/* === КАРТОЧКА ГРУППЫ === */
.group-card {
    background: var(--color-light);
    border-radius: var(--border-radius);
    padding: 25px;
    border: 2px solid transparent;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.group-card:hover {
    border-color: var(--color-secondary);
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.group-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: linear-gradient(to bottom, var(--color-secondary), var(--color-primary));
}

.group-code {
    font-size: 2rem;
    font-weight: 900;
    color: var(--color-primary);
    margin-bottom: 15px;
    line-height: 1;
}

.group-info {
    flex: 1;
    margin-bottom: 20px;
}

.group-info h3 {
    font-size: 1.2rem;
    color: var(--color-text);
    margin-bottom: 10px;
    line-height: 1.4;
}

.group-specialty {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.5;
}

.group-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: var(--color-secondary);
    color: white;
    text-decoration: none;
    padding: 12px 20px;
    border-radius: var(--border-radius-sm);
    font-weight: 500;
    transition: all 0.3s;
    margin-top: auto;
}

.group-link:hover {
    background: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
}

/* === ПОИСК НА СТРАНИЦЕ КУРСА === */
.course-search {
    margin: 30px 0;
}

.course-search .search-box {
    background: var(--color-light);
    border-radius: 50px;
    padding: 5px 5px 5px 20px;
    border: 2px solid var(--color-border);
    display: flex;
    align-items: center;
    transition: all 0.3s;
}

.course-search .search-box:focus-within {
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
}

.course-search .search-box i {
    color: var(--color-text-light);
    font-size: 1.2rem;
}

.course-search .search-box input {
    flex: 1;
    border: none;
    background: none;
    padding: 15px;
    font-size: 1rem;
    outline: none;
}

.course-search .search-btn {
    background: var(--color-secondary);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all 0.3s;
}

.course-search .search-btn:hover {
    background: #2980b9;
    transform: scale(1.05);
}

.course-search .search-results {
    background: var(--color-light);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-top: 15px;
    min-height: 60px;
}

/* === РЕЗУЛЬТАТЫ ПОИСКА === */
.search-result-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: white;
    border-radius: var(--border-radius-sm);
    margin-bottom: 10px;
    border-left: 4px solid var(--color-secondary);
    transition: all 0.3s;
}

.search-result-item:hover {
    transform: translateX(5px);
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
}

.search-result-item i {
    font-size: 1.5rem;
    color: var(--color-secondary);
}

.search-result-item div {
    flex: 1;
}

.search-result-item strong {
    display: block;
    color: var(--color-primary);
    margin-bottom: 5px;
}

.search-result-item p {
    color: var(--color-text-light);
    font-size: 0.9rem;
    margin: 0;
}

.search-result-item small {
    color: var(--color-secondary);
    font-weight: 500;
}

.search-result-link {
    color: var(--color-secondary);
    text-decoration: none;
    padding: 8px 12px;
    border-radius: 5px;
    background: rgba(52, 152, 219, 0.1);
    transition: all 0.3s;
}

.search-result-link:hover {
    background: rgba(52, 152, 219, 0.2);
    transform: scale(1.1);
}

/* === ИНФОРМАЦИОННЫЕ КАРТОЧКИ КУРСА === */
.course-info-section {
    margin: 40px 0;
}

.course-info-section .info-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.course-info-section .info-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--box-shadow);
    text-align: center;
}

.course-info-section .info-card i {
    font-size: 2.5rem;
    color: var(--color-secondary);
    margin-bottom: 20px;
}

.course-info-section .info-card h3 {
    color: var(--color-primary);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.course-info-section .info-card ul {
    list-style: none;
    text-align: left;
    padding-left: 0;
}

.course-info-section .info-card li {
    padding: 10px 0;
    color: var(--color-text-light);
    position: relative;
    padding-left: 25px;
    border-bottom: 1px solid var(--color-border);
}

.course-info-section .info-card li:last-child {
    border-bottom: none;
}

.course-info-section .info-card li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-secondary);
    font-weight: bold;
    font-size: 1.2rem;
}

/* === БЫСТРЫЕ ССЫЛКИ === */
.quick-links-section {
    background: white;
    border-radius: var(--border-radius);
    padding: 25px;
    margin-bottom: 40px;
    box-shadow: var(--box-shadow);
    text-align: center;
}

.quick-links-section h3 {
    color: var(--color-primary);
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 1.5rem;
}

.quick-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.quick-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 25px;
    background: var(--color-light);
    color: var(--color-text);
    text-decoration: none;
    border-radius: var(--border-radius-sm);
    transition: all 0.3s;
    font-weight: 500;
}

.quick-link:hover {
    background: var(--color-secondary);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.3);
}

.quick-link i {
    font-size: 1.2rem;
}

/* === ПОДВАЛ СТРАНИЦЫ КУРСА === */
.footer-home-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-secondary);
    text-decoration: none;
    margin-top: 15px;
    font-weight: 500;
    transition: all 0.3s;
}

.footer-home-link:hover {
    color: #2980b9;
    transform: translateX(-5px);
}

/* === АДАПТИВНОСТЬ === */
@media (max-width: 768px) {
    .course-title {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .course-icon {
        width: 60px;
        height: 60px;
        font-size: 1.8rem;
    }
    
    .course-title h1 {
        font-size: 2rem;
    }
    
    .course-description {
        font-size: 1.1rem;
    }
    
    .course-info-section .info-cards {
        grid-template-columns: 1fr;
    }
    
    .quick-links {
        flex-direction: column;
        align-items: stretch;
    }
    
    .quick-link {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .course-overview {
        grid-template-columns: 1fr;
    }
    
    .group-card {
        padding: 20px;
    }
    
    .group-code {
        font-size: 1.8rem;
    }
}

/* === ЦВЕТА ДЛЯ РАЗНЫХ КУРСОВ === */
/* Можно добавить разные цвета для разных курсов */
.course-1 .course-header {
    background: linear-gradient(135deg, #3498db 0%, #2c3e50 100%);
}

.course-2 .course-header {
    background: linear-gradient(135deg, #2ecc71 0%, #27ae60 100%);
}

.course-3 .course-header {
    background: linear-gradient(135deg, #9b59b6 0%, #8e44ad 100%);
}

.course-4 .course-header {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
}