/* Estilos específicos para a página de cursos */

/*===================================
=           Hero da página          =
===================================*/
.courses-hero {
    background: linear-gradient(135deg, #156e59, #1e8973);
    padding: 120px 0 80px;
    color: #fff;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.courses-hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23ffffff' fill-opacity='0.05' fill-rule='evenodd'/%3E%3C/svg%3E");
    opacity: 0.5;
}

.courses-hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    font-weight: 800;
    position: relative;
    z-index: 1;
}

.courses-hero p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 40px;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

/*===================================
=            Filtros                =
===================================*/
.courses-filters {
    position: relative;
    z-index: 1;
    margin-top: 40px;
}

.filter-group {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 20px;
    max-width: 1000px;
    margin: 0 auto;
}

.search-box {
    position: relative;
    flex: 1;
    min-width: 250px;
    max-width: 400px;
}

.search-box i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #666;
    z-index: 2;
}

.filter-input {
    width: 100%;
    padding: 15px 15px 15px 45px;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.filter-input:focus {
    outline: none;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    background: #fff;
}

.filter-select {
    padding: 15px 20px;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 180px;
}

.filter-select:focus {
    outline: none;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    background: #fff;
}

.btn-clear-filters {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 12px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-clear-filters:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

/*===================================
=         Seção de Cursos           =
===================================*/
.courses-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.courses-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 20px;
}

.results-count {
    font-size: 1.1rem;
    color: #666;
    font-weight: 500;
}

.view-options {
    display: flex;
    align-items: center;
    gap: 10px;
}

.view-options label {
    font-size: 0.9rem;
    color: #666;
}

.view-options select {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 0.9rem;
    background: #fff;
    cursor: pointer;
}

/*===================================
=           Grid de Cursos          =
===================================*/
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

/* Estilos dos cards de curso (usando as classes existentes) */
.course-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    border: none;
    opacity: 0;
    transform: translateY(30px);
}

.course-card.course-card-fade-in {
    animation: courseCardFadeIn 0.6s ease forwards;
}

@keyframes courseCardFadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.course-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.course-image {
    position: relative;
    overflow: hidden;
    height: 200px;
    background: linear-gradient(135deg, #156e59, #1e8973);
}

.course-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.course-card:hover .course-image img {
    transform: scale(1.05);
}

.course-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #156e59, #1e8973);
    color: #fff;
    font-size: 3rem;
}

.course-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(30, 137, 115, 0.9);
    color: #fff;
    font-size: 0.8rem;
    padding: 5px 12px;
    border-radius: 20px;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(5px);
}

.course-details {
    padding: 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.ratings {
    font-size: 0.9rem;
    color: #f7b731;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

.ratings span {
    color: #666;
    font-size: 0.85rem;
    font-weight: 400;
}

.students {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 5px;
    font-weight: 500;
}

.course-details h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
    line-height: 1.4;
    transition: color 0.3s ease;
}

.course-card:hover .course-details h3 {
    color: #1e8973;
}

.course-description {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.5;
    margin-bottom: 15px;
    flex: 1;
}

.course-meta {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

.course-category,
.course-instructor {
    font-size: 0.85rem;
    color: #666;
    display: flex;
    align-items: center;
    gap: 6px;
}

.course-category i,
.course-instructor i {
    color: #1e8973;
    width: 12px;
}

.course-buttons {
    padding: 0 25px 25px;
}

.btn-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    background: linear-gradient(135deg, #156e59, #1e8973);
    color: #fff;
    border: none;
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(30, 137, 115, 0.2);
}

.btn-info:hover {
    background: linear-gradient(135deg, #1e8973, #27a48c);
    box-shadow: 0 6px 15px rgba(30, 137, 115, 0.3);
    transform: translateY(-2px);
    color: #fff;
}

/* Badges de preço e gratuito */
.course-price-badge,
.course-free-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    font-size: 0.8rem;
    padding: 5px 12px;
    border-radius: 20px;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.course-price-badge {
    background: #e74c3c;
    color: #fff;
}

.course-free-badge {
    background: #27ae60;
    color: #fff;
}

/* Link do vídeo */
.course-video {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 10px;
    font-size: 0.9rem;
}

.course-video i {
    color: #e74c3c;
}

.course-video a {
    color: #1e8973;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.course-video a:hover {
    color: #156e59;
    text-decoration: underline;
}

/*===================================
=            Loading                =
===================================*/
.courses-loading {
    text-align: center;
    padding: 80px 20px;
    color: #666;
}

.loading-spinner-large {
    font-size: 3rem;
    color: #1e8973;
    margin-bottom: 20px;
}

.loading-spinner-large i {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/*===================================
=         Mensagens de Estado       =
===================================*/
.no-courses-message,
.courses-error {
    text-align: center;
    padding: 80px 20px;
    color: #666;
}

.no-courses-icon,
.error-icon {
    font-size: 4rem;
    color: #ddd;
    margin-bottom: 20px;
}

.courses-error .error-icon {
    color: #ff6b6b;
}

.no-courses-message h3,
.courses-error h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #333;
}

.no-courses-message p,
.courses-error p {
    font-size: 1rem;
    margin-bottom: 30px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

/*===================================
=            Paginação              =
===================================*/
.pagination-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 50px;
    flex-wrap: wrap;
}

.pagination-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border: 1px solid #ddd;
    background: #fff;
    color: #666;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
    font-weight: 500;
}

.pagination-btn:hover:not(:disabled) {
    background: #1e8973;
    color: #fff;
    border-color: #1e8973;
    transform: translateY(-2px);
}

.pagination-btn.active {
    background: #1e8973;
    color: #fff;
    border-color: #1e8973;
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-dots {
    color: #666;
    font-weight: bold;
    padding: 0 5px;
}

.pagination-info {
    font-size: 0.9rem;
    color: #666;
    margin-left: 20px;
    padding: 12px 0;
}

/*===================================
=           Responsivo              =
===================================*/
@media (max-width: 768px) {
    .courses-hero h1 {
        font-size: 2.5rem;
    }

    .filter-group {
        flex-direction: column;
        align-items: stretch;
    }

    .search-box {
        min-width: auto;
        max-width: none;
    }

    .filter-select {
        min-width: auto;
    }

    .courses-info {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }

    .courses-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .pagination-container {
        gap: 5px;
    }

    .pagination-btn {
        width: 40px;
        height: 40px;
        font-size: 0.8rem;
    }

    .pagination-info {
        margin-left: 0;
        margin-top: 15px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .courses-hero {
        padding: 80px 0 60px;
    }

    .courses-hero h1 {
        font-size: 2rem;
    }

    .course-details {
        padding: 20px;
    }

    .course-buttons {
        padding: 0 20px 20px;
    }

    .course-price-badge,
    .course-free-badge,
    .course-badge {
        font-size: 0.7rem;
        padding: 4px 8px;
        top: 10px;
    }

    .course-price-badge,
    .course-free-badge {
        left: 10px;
    }

    .course-badge {
        right: 10px;
    }
}

/*===================================
=         Animações Extras          =
===================================*/
.course-card {
    animation-fill-mode: forwards;
}

.course-card:nth-child(1) {
    animation-delay: 0.1s;
}

.course-card:nth-child(2) {
    animation-delay: 0.2s;
}

.course-card:nth-child(3) {
    animation-delay: 0.3s;
}

.course-card:nth-child(4) {
    animation-delay: 0.4s;
}

.course-card:nth-child(5) {
    animation-delay: 0.5s;
}

.course-card:nth-child(6) {
    animation-delay: 0.6s;
}

/* Efeito de hover suave */
.course-card {
    will-change: transform;
}

/* Estilo para categoria ativa no filtro */
.filter-select option:checked {
    background: #1e8973;
    color: #fff;
}

/* Melhorias visuais */
.course-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(30, 137, 115, 0.05), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.course-card:hover::before {
    opacity: 1;
}