/* Estilos específicos para la página de introducción al curso */

.curso-container {
    padding: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    color: #666;
}

.breadcrumb a {
    color: #0066cc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: #004999;
}

.breadcrumb span {
    color: #999;
}

/* Header del Curso */
.curso-header {
    margin-bottom: 2rem;
}

.curso-header h1 {
    font-size: 2rem;
    color: #1a1a1a;
    font-weight: 700;
    margin: 0;
}

/* Layout Principal */
.curso-layout {
    display: grid;
    grid-template-columns: 1fr 450px;
    gap: 2rem;
    align-items: start;
}

/* Columna del Video */
.video-column {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Columna de Módulos */
.modulos-column {
    position: sticky;
    top: 2rem;
}

/* Sección de Video */
.video-section {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.video-container {
    position: relative;
    width: 100%;
    background: #000;
}

.video-container video {
    width: 100%;
    height: auto;
    display: block;
}

/* Estilos para Plyr */
.plyr {
    border-radius: 0;
}

.plyr__video-wrapper {
    background: #000;
}

.plyr--video {
    border-radius: 0;
}

.plyr__control--overlaid {
    background: rgba(0, 102, 204, 0.9);
}

.plyr__control--overlaid:hover {
    background: rgba(0, 102, 204, 1);
}

.plyr__controls {
    background: linear-gradient(rgba(0, 0, 0, 0), rgba(0, 0, 0, 0.7));
}

.plyr__control:hover {
    background: rgba(0, 102, 204, 0.9);
}

.plyr__menu__container .plyr__control[role='menuitemradio'][aria-checked='true']::before {
    background: #0066cc;
}

/* Sección de Información */
.info-card,
.info-curso-card,
.contenido-card {
    background: #fff;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Información del Curso */
.info-curso-card h3 {
    font-size: 1.2rem;
    color: #0066cc;
    margin: 0 0 1.5rem 0;
    font-weight: 600;
}

.info-items {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.info-icon {
    width: 24px;
    height: 24px;
    color: #0066cc;
    flex-shrink: 0;
}

.info-text {
    display: flex;
    gap: 0.5rem;
    flex: 1;
}

.info-label {
    font-size: 0.95rem;
    color: #666;
    font-weight: 500;
}

.info-value {
    font-size: 0.95rem;
    color: #1a1a1a;
    font-weight: 400;
}

/* Botón de Inscripción */
.btn-inscripcion {
    width: 100%;
    padding: 0.875rem 1.5rem;
    background: #0066cc;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 102, 204, 0.3);
}

.btn-inscripcion:hover {
    background: #004999;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.4);
}

.btn-inscripcion svg {
    width: 20px;
    height: 20px;
}

.btn-inscripcion:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Información del Profesor */
.profesor-info {
    display: flex;
    gap: 1rem;
    padding-bottom: 1.5rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid #e9ecef;
}

.profesor-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
}

.profesor-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profesor-detalles {
    flex: 1;
}

.profesor-label {
    font-size: 0.85rem;
    color: #666;
    margin: 0 0 0.25rem 0;
}

.profesor-nombre {
    font-size: 1rem;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0 0 0.25rem 0;
}

.profesor-cargo {
    font-size: 0.85rem;
    color: #666;
    margin: 0;
}

/* Descripción */
.descripcion-content h3 {
    font-size: 1.1rem;
    color: #1a1a1a;
    margin: 0 0 1rem 0;
    font-weight: 600;
}

.descripcion-content p {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* Contenido del Curso */
.contenido-card h3 {
    font-size: 1.1rem;
    color: #1a1a1a;
    margin: 0 0 1rem 0;
    font-weight: 600;
}

.modulos-lista {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.modulo-item {
    background: #f8f9fa;
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.modulo-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.modulo-header:hover {
    background: #e9ecef;
}

.modulo-item.active .modulo-header {
    background: #e9ecef;
}

.modulo-numero {
    width: 32px;
    height: 32px;
    background: #0066cc;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.modulo-header span {
    flex: 1;
    font-size: 0.9rem;
    color: #1a1a1a;
    font-weight: 500;
}

.icon-expand {
    width: 20px;
    height: 20px;
    color: #666;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.modulo-item.active .icon-expand {
    transform: rotate(180deg);
}

/* Contenido del Módulo */
.modulo-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background: #fff;
}

.modulo-item.active .modulo-content {
    max-height: 2000px;
    padding: 0.5rem 0;
}

/* Clases dentro del módulo */
.clase-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    margin: 0 0.5rem;
    border-left: 2px solid #e9ecef;
    transition: all 0.2s ease;
}

.clase-item:hover {
    background: #f8f9fa;
    border-left-color: #0066cc;
}

.clase-icon {
    width: 8px;
    height: 8px;
    background: #ccc;
    border-radius: 50%;
    margin-top: 0.5rem;
    flex-shrink: 0;
}

.clase-info {
    flex: 1;
}

.clase-duracion {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.8rem;
    color: #999;
    margin-bottom: 0.25rem;
}

.clase-duracion svg {
    width: 14px;
    height: 14px;
}

.clase-nombre {
    font-size: 0.85rem;
    color: #666;
    margin: 0;
    font-weight: 500;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .curso-layout {
        grid-template-columns: 1fr;
    }
    
    .modulos-column {
        position: static;
        order: 2;
    }
    
    .video-column {
        order: 1;
    }
}

@media (max-width: 768px) {
    .curso-container {
        padding: 1rem;
    }
    
    .curso-header h1 {
        font-size: 1.5rem;
    }
    
    .breadcrumb {
        font-size: 0.85rem;
    }
    
    .info-card,
    .info-curso-card,
    .contenido-card {
        padding: 1rem;
    }
    
    .profesor-info {
        flex-direction: row;
        align-items: flex-start;
        text-align: left;
    }
    
    .profesor-avatar {
        width: 60px;
        height: 60px;
    }
    
    .info-items {
        gap: 0.75rem;
    }
    
    .info-item {
        gap: 0.5rem;
    }
    
    .info-icon {
        width: 20px;
        height: 20px;
    }
    
    .info-text {
        flex-direction: column;
        gap: 0.25rem;
    }
    
    .modulo-item {
        padding: 0.75rem;
    }
    
    .modulo-item span {
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .curso-header h1 {
        font-size: 1.25rem;
    }
    
    .breadcrumb {
        flex-wrap: wrap;
    }
}


/* Botones de autenticación */
.auth-buttons {
    display: flex;
    gap: 20px;
    align-items: center;
}

.btn-login {
    background: #0088cc;
    color: white;
    border: none;
    padding: 15px 42px;
    border-radius: 28px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    transition: 0.3s;
}

.btn-login:hover {
    background: #0077b3;
}

.btn-register {
    background: #6c757d;
    color: white;
    border: none;
    padding: 15px 42px;
    border-radius: 28px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    transition: 0.3s;
}

.btn-register:hover {
    background: #5a6268;
}

/* Texto de botones responsive */
.btn-text-short {
    display: none;
}

.btn-text-full {
    display: inline;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: white;
    border-radius: 20px;
    padding: 50px 60px;
    max-width: 500px;
    width: 90%;
    position: relative;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    border: none;
    background: #e0e0e0;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

.modal-close:hover {
    background: #d0d0d0;
}

.modal-close svg {
    width: 20px;
    height: 20px;
    stroke: #666;
}

.modal-header {
    text-align: center;
    margin-bottom: 35px;
}

.modal-header h2 {
    color: #2c3e50;
    font-size: 32px;
    font-weight: 600;
    margin-bottom: 10px;
}

.modal-header p {
    color: #7a7a7a;
    font-size: 16px;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.form-group label {
    color: #7a7a7a;
    font-size: 14px;
    font-weight: 500;
}

.form-group input {
    padding: 15px 20px;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    font-size: 15px;
    transition: border-color 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: #0088cc;
}

.password-input {
    position: relative;
}

.password-input input {
    width: 100%;
    padding-right: 50px;
}

.toggle-password {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: #f0f0f0;
    border: none;
    width: 35px;
    height: 35px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

.toggle-password:hover {
    background: #e0e0e0;
}

.toggle-password svg {
    width: 18px;
    height: 18px;
    stroke: #666;
}

.btn-submit {
    background: #22c55e;
    color: white;
    border: none;
    padding: 16px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s ease;
    margin-top: 10px;
}

.btn-submit:hover {
    background: #16a34a;
}

.modal-footer {
    text-align: center;
    margin-top: 20px;
}

.modal-footer p {
    color: #7a7a7a;
    font-size: 14px;
    margin-bottom: 10px;
}

.link-register {
    color: #2c3e50;
    font-weight: 600;
    text-decoration: none;
}

.link-register:hover {
    text-decoration: underline;
}

.link-forgot {
    color: #7a7a7a;
    font-size: 14px;
    text-decoration: none;
    font-weight: 600;
}

.link-forgot:hover {
    text-decoration: underline;
}

/* Responsive para botones */
@media (max-width: 768px) {
    .btn-login,
    .btn-register {
        padding: 12px 24px;
        font-size: 14px;
        border-radius: 24px;
    }
    
    .btn-text-short {
        display: inline;
    }
    
    .btn-text-full {
        display: none;
    }
}

@media (max-width: 480px) {
    .btn-login,
    .btn-register {
        padding: 10px 18px;
        font-size: 13px;
        border-radius: 22px;
    }
}

@media (max-width: 360px) {
    .btn-login,
    .btn-register {
        padding: 7px 12px;
        font-size: 11px;
    }
}

/* Estilos del sidebar */
.sidebar-footer {
    padding: 0 25px;
    font-size: 10px;
    color: #b0b0b0;
    line-height: 1.6;
    transition: opacity 0.3s ease;
}

.sidebar.collapsed .sidebar-footer {
    opacity: 0;
}

/* Divisor del sidebar */
.sidebar-divider {
    height: 1px;
    background: #e0e0e0;
    margin: 20px 25px;
    transition: opacity 0.3s ease;
}

.sidebar.collapsed .sidebar-divider {
    opacity: 0;
}

/* Navegación secundaria */
.sidebar-nav-secondary {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-bottom: auto;
}

.nav-item-secondary {
    opacity: 0.85;
}

.nav-item-secondary:hover {
    opacity: 1;
    background: #e8f4f8;
}

.nav-item-secondary .icon {
    stroke-width: 2.5;
}