.section, 
.theory-content {
    border-top: none !important;
    border-bottom: none !important;
}

.theory-header {
    padding-top: 80px; 
    padding-left: 10px;
    padding-right: 10px;
    padding-bottom: 0 !important; 
}

.theory-title {
    margin-top: 0;
    margin-bottom: 5px;
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.1;
    color: #ffffff;
}

.subtitle-hero {
    display: block;
    font-size: 1.4rem;
    color: var(--color-text-light);
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: 30px !important; 
}

.theory-content {
    padding-left: 10px;
    padding-right: 10px;
    margin-bottom: 60px;
    margin-top: 0 !important;
    padding-top: 0 !important;
}

.grid-2-col {
    display: flex;
    flex-direction: column;
    gap: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.theory-text-col p {
    font-size: 1rem;
    line-height: 1.6;
    color: #ffffff;
    margin-bottom: 15px; 
    margin-top: 0;
}

.theory-middle-img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin-top: 20px; 
    margin-bottom: 20px; 
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.theory-bottom-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #ffffff;
    text-align: left; 
    margin-top: 0px; 
    margin-bottom: 0px; 
    line-height: 1.2;
}

.theory-bottom-img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
    max-width: 350px; 
    margin-left: auto;
    margin-right: auto;
    margin-top: 20px; 
    margin-bottom: 0px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}