.install_container {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    padding: 5rem 0;
    max-width: 1200px;
    margin: 0 auto;
}

.install_section_title {
    padding: 2rem 0 1rem 0;
    text-align: center;
    color: #333;
    border-bottom: 2px solid #9aa2e9;
    margin-bottom: 2rem;
}

.install_row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    width: 100%;
    gap: 20px;
    margin-bottom: 3rem;
}

.install_box {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    text-align: center;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    background: #f8f9fa;
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.install_box:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-bottom-color: #9aa2e9;
}

.install_box:hover .install_img {
    transform: scale(1.05);
}

.install_img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 10px;
    transition: transform 0.3s ease;
    cursor: pointer;
}

.install_box h5 {
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    margin-top: 1rem;
    color: #333;
    font-weight: bold;
}

.install_box p {
    font-size: clamp(0.9rem, 2vw, 1.1rem);
    margin-top: 0.5rem;
    margin-bottom: 1rem;
    color: #666;
}

/* 태블릿 반응형 */
@media (max-width: 1024px) {
    .install_container {
        padding: 4rem 20px;
    }
    
    .install_row {
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
    }
    
    .install_box {
        padding: 15px;
    }
    
    .install_img {
        height: 180px;
    }
}

/* 중간 태블릿 반응형 */
@media (max-width: 900px) {
    .install_row {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .install_box {
        padding: 15px;
    }
    
    .install_img {
        height: 160px;
    }
}

/* 모바일 반응형 */
@media (max-width: 768px) {
    .install_container {
        padding: 3rem 15px;
    }
    
    .install_row {
        grid-template-columns: repeat(1, 1fr);
        gap: 15px;
    }
    
    .install_box {
        padding: 15px;
        margin-bottom: 10px;
    }
    
    .install_img {
        height: 200px;
    }
    
    .install_section_title {
        padding: 1.5rem 0 0.8rem 0;
        font-size: clamp(1.2rem, 4vw, 1.5rem);
    }
}

/* 작은 모바일 반응형 */
@media (max-width: 480px) {
    .install_container {
        padding: 2rem 10px;
    }
    
    .install_row {
        gap: 10px;
    }
    
    .install_box {
        padding: 12px;
    }
    
    .install_img {
        height: 180px;
    }
    
    .install_section_title {
        padding: 1rem 0 0.5rem 0;
        font-size: clamp(1rem, 4.5vw, 1.3rem);
    }
    
    .install_box h5 {
        font-size: clamp(0.9rem, 3vw, 1.1rem);
    }
    
    .install_box p {
        font-size: clamp(0.8rem, 2.5vw, 1rem);
    }
}

/* 가로 모드 대응 */
@media (orientation: landscape) and (max-height: 500px) {
    .install_container {
        padding: 2rem 20px;
    }
    
    .install_row {
        grid-template-columns: repeat(4, 1fr);
        gap: 10px;
    }
    
    .install_box {
        padding: 10px;
    }
    
    .install_img {
        height: 120px;
    }
}