/*************** 반응형 해상도 : 공통 ***************/
body {
    font-family: 'Inter', sans-serif; /* Inter as primary, sans-serif as fallback */
    background-color: #f0f4f8; /* Lighter blue-gray background */
    color: #334155; /* Darker text color */
}
.grade-icon {
    width: 3rem;
    height: 3rem;
    margin-bottom: 0.5rem;
    display: inline-block;
    vertical-align: middle;
}    

.section-card {
    background-color: #ffffff;
    border-radius: 1rem; /* rounded-xl */
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05); /* shadow-lg */
    padding: 2.5rem; /* p-10 */
    margin-bottom: 2rem; /* mb-8 */
}
.gradient-bg {
    background: linear-gradient(to right, #60a5fa, #3b82f6); /* blue-400 to blue-500 */
    color: white;
}
.icon-box {
    background-color: #e0f2fe; /* blue-100 */
    color: #1d4ed8; /* blue-700 */
    border-radius: 9999px; /* rounded-full */
    padding: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: 4rem;
    font-size: 2rem;
    margin-bottom: 1rem;
}
.process-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    padding: 1rem;
}
.process-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -2rem; /* Adjust based on icon-box size and desired spacing */
    width: 4rem; /* Length of the arrow */
    height: 2px;
    background-color: #9ca3af; /* gray-400 */
    transform: translateY(-50%);
    z-index: -1;
}
.process-step:not(:last-child) .arrow-icon {
    position: absolute;
    top: 50%;
    right: -2.5rem; /* Position the arrow icon */
    transform: translateY(-50%);
    color: #9ca3af; /* gray-400 */
    font-size: 1.5rem;
    z-index: 0;
}
.quotation{
    margin: 0 auto;
    padding: 20px 40px;
    font-size: 30px;
    font-weight: bold;
    font-style: italic;
    display: block;
    width: fit-content;
    height: auto;
}
#sector1 fieldset, #sector2 fieldset {
    position: relative;
    border: 3px solid black;
    border-radius: 10px;
    padding: 20px 10px;
}
#sector1 .containerDiagram {
    margin-top: 30px;
}
#sector1 .containerDiagram:hover {
    border-color: #007bff;
    cursor: pointer;
}
#sector1 .containerDiagram:hover > legend {
    font-weight: bold;
}
#sector1 .containerDiagram__lv1 {
    display: flex;
    flex-wrap: wrap;
    width: 100%;
    column-gap: 30px;
    row-gap: 10px;
}
#sector1 .containerDiagram__lv1__lv2 {
    flex-grow: 1;
    flex-shrink: 1;
    flex-basis: calc(50% - 30px);
    box-sizing: border-box;
    height: 7rem; /* 원하는 높이 */
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top:30px;

}
#sector1 .containerDiagram__lv1__lv2:hover{
    border-color: #007bff;
    cursor: pointer;
}
#sector1 .containerDiagram__lv1__lv2:hover legend {
    font-weight: bold;
}
#sector1 .containerDiagram legend{
    position: absolute;
    top: -13px;
    left: 43px;
    padding: 0 10px;
    background-color: rgb(249, 249, 251);
}
#sector2 .containerDiagram {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 50px;
    margin: 30px 10px;
}
#sector2 fieldset {
    background-color: antiquewhite;
    padding: 25px 20px;
    height: 140px;
    border-color: antiquewhite;
}
#sector2 fieldset legend {
    line-height: 1.6rem;
    text-align: center;
    font-size: 1.1rem;
    height: 40px;
    width: 100%;
    background-color: lightblue;
    border-radius: 10px 10px 5px 5px;
}

#sector3 h1 {
    font-size: 2.5rem;
    color: #2c3e50;
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 10px;
    border-bottom: 2px solid #ecf0f1;
}

#sector3 .section {
    margin-bottom: 40px;
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

#sector3 .section h2 {
    font-size: 1.6rem;
    color: #34495e;
    margin-bottom: 20px;
    text-align: center;
    position: relative;
    padding-bottom: 10px;
}

/* Grid Layouts for Cards */
#sector3 .grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

#sector3 .grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 25px;
}

/* Card Styling */
#sector3 .card {
    background-color: #fcfcfc;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    padding: 25px;
    text-align: center;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

#sector3 .card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.12);
}

#sector3 .card h3 {
    font-size: 1.2rem;
    color: #3498db;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}
#sector3 .card h4 {
    font-size: 1.1rem;
    color: #3498db;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

/* Icon Styling (placeholder, assuming FontAwesome or similar) */
#sector3 .card h3 i {
    font-size: 1.6rem;
    color: #2980b9;
}

#sector3 .card p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: #555;
}

#sector3 .card p strong {
    color: #e74c3c;
    font-weight: 700;
}

/* Table Styling */
#sector3 table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    font-size: 1.1rem;
    border-radius: 8px;
    overflow: hidden; /* Ensures rounded corners apply to table content */
}

#sector3 th, #sector3 td {
    padding: 15px;
    text-align: center;
    border-bottom: 1px solid #ddd;
}

#sector3 thead th {
    background-color: #3498db;
    color: #ffffff;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

#sector3 tbody tr:nth-child(even) {
    background-color: #f5f5f5;
}

#sector3 tbody tr:hover {
    background-color: #e9f7fe;
}

#sector3 tbody td {
    color: #444;
}
/* Common styles for #sector3 specific elements that might not change much or need a default */
#sector3 img { /* This was in the original #sector3 block under @media all and (min-width: 960px) */
    width: 100%;
    height: auto;
    border-radius: 20px;
}
.process-flow {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}
.process-step {
    flex: 1;
    margin: 0 1rem;
    flex-direction: column; /* Ensure vertical alignment of icon and text */
}
.process-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 50%;
    left: calc(100% + 0.5rem); /* Position arrow after the current step */
    width: 2rem; /* Length of the arrow */
    height: 2px;
    background-color: #9ca3af; /* gray-400 */
    transform: translateY(-50%);
    z-index: -1;
}
.process-step:not(:last-child) .arrow-icon {
    position: absolute;
    top: 50%;
    left: calc(100% + 2.5rem); /* Position the arrow icon */
    transform: translateY(-50%);
    color: #9ca3af; /* gray-400 */
    font-size: 1.5rem;
    z-index: 0;
}

.container-card {
    background-color: #ffffff;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1); /* Deeper shadow */
    border-radius: 1.5rem; /* More rounded */
    padding: 2.5rem; /* Increased padding */
    border: 1px solid #e2e8f0; /* Subtle border */
}
.section-title {
    border-left: 6px solid #4299e1; /* A slightly softer blue */
    padding-left: 1.25rem; /* More padding */
    font-weight: 700; /* Bold */
    color: #2d3748; /* Darker heading color */
}
.icon-box {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px; /* Slightly larger */
    height: 56px; /* Slightly larger */
    border-radius: 50%;
    background-color: #ebf8ff; /* Lighter blue for icons */
    color: #3182ce; /* Matching blue for icon color */
    font-size: 1.8rem; /* Larger icon size */
    flex-shrink: 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05); /* Subtle shadow on icons */
}
.equipment-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    background-color: #f8fafc; /* Lighter background for items */
    border-radius: 1rem; /* More rounded */
    padding: 1.25rem; /* More padding */
    box-shadow: 0 4px 10px -2px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.03); /* Softer shadow */
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
    border: 1px solid #e2e8f0; /* Subtle border */
}
.equipment-item:hover {
    transform: translateY(-8px); /* More pronounced lift */
    box-shadow: 0 8px 20px -4px rgba(0, 0, 0, 0.1), 0 4px 8px -4px rgba(0, 0, 0, 0.06); /* Deeper shadow on hover */
}
.equipment-image {
    width: 140px; /* Slightly larger images */
    height: 140px; /* Slightly larger images */
    object-fit: contain;
    border-radius: 0.75rem; /* More rounded corners for images */
    margin-bottom: 1rem; /* More space below image */
    background-color: #ffffff; /* White background for image area */
    border: 1px solid #cbd5e1; /* Slightly darker border for images */
    box-shadow: 0 2px 5px rgba(0,0,0,0.05); /* Subtle shadow on images */
}
.equipment-name {
    font-weight: 600;
    color: #2d3748; /* Darker name color */
    font-size: 1rem; /* Slightly larger font size */
}
.info-card {
    padding: 1.75rem;
    border-radius: 1rem;
    box-shadow: 0 4px 10px -2px rgba(0, 0, 0, 0.05);
}
/*************** 반응형 해상도 : 스마트폰 세로 ***************/
@media all and (max-width: 479px) {
    #sector3 {
        padding: 15px;
        background-color: #f9f9f9;
        border-radius: 8px;
        font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        color: #333;
    }

    #sector3 .main__contents__rContents__sector__title {
        font-size: 1.6rem;
        font-weight: 700;
        color: #2c3e50;
        margin-bottom: 15px;
        text-align: center;
        position: relative;
    }

    #sector3 .main__contents__rContents__sector__title::after {
        content: '';
        display: block;
        width: 40px;
        height: 3px;
        background-color: #3498db;
        margin: 8px auto 0;
        border-radius: 2px;
    }

    #sector3 .fontWeight1 {
        font-weight: 400;
        font-size: 0.7em;
        color: #7f8c8d;
        display: block;
        margin-top: 3px;
    }

    #sector3 h1 {
        font-size: 1.8rem;
        color: #2c3e50;
        text-align: center;
        margin-bottom: 20px;
        padding-bottom: 8px;
        border-bottom: 1px solid #ecf0f1;
    }

    #sector3 .section {
        margin-bottom: 25px;
        background-color: #fff;
        padding: 15px;
        border-radius: 8px;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    }

    #sector3 .section h2 {
        font-size: 1.3rem;
        color: #34495e;
        margin-bottom: 15px;
        text-align: center;
        position: relative;
        padding-bottom: 8px;
    }

    #sector3 .section h2::after {
        content: '';
        display: block;
        width: 30px;
        height: 2px;
        background-color: #3498db;
        margin: 5px auto 0;
        border-radius: 1px;
    }

    /* Grid Layouts for Cards */
    #sector3 .grid-3, #sector3 .grid-4 {
        display: grid;
        grid-template-columns: 1fr;
        gap: 15px;
    }

    /* Card Styling */
    #sector3 .card {
        background-color: #fcfcfc;
        border: 1px solid #e0e0e0;
        border-radius: 8px;
        padding: 15px;
        text-align: center;
        box-shadow: 0 3px 6px rgba(0, 0, 0, 0.05);
    }

    #sector3 .card h3 {
        font-size: 1.2rem;
        color: #3498db;
        margin-bottom: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
    }

    /* Icon Styling (placeholder, assuming FontAwesome or similar) */
    #sector3 .card h3 i {
        font-size: 1.4rem;
        color: #2980b9;
    }

    #sector3 .card p {
        font-size: 0.95rem;
        line-height: 1.5;
        color: #555;
    }

    #sector3 .card p strong {
        color: #e74c3c;
        font-weight: 700;
    }

    /* Table Styling */
    #sector3 table {
        width: 100%;
        border-collapse: collapse;
        margin-top: 15px;
        font-size: 0.9rem;
        border-radius: 6px;
        overflow: hidden;
    }

    #sector3 th, #sector3 td {
        padding: 10px;
        text-align: center;
        border-bottom: 1px solid #ddd;
    }

    #sector3 thead th {
        background-color: #3498db;
        color: #ffffff;
        font-weight: 600;
        text-transform: uppercase;
    }

    #sector3 tbody tr:nth-child(even) {
        background-color: #f5f5f5;
    }

    #sector3 tbody td {
        color: #444;
    }
}

/*************** 반응형 해상도 : 스마트폰 가로 ~ 타블렛 가로***************/
@media all and (min-width: 480px) and (max-width: 959px) {
    #sector3 {
        padding: 20px;
        background-color: #f9f9f9;
        border-radius: 8px;
        font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        color: #333;
    }

    #sector3 .main__contents__rContents__sector__title {
        font-size: 2rem;
        font-weight: 700;
        color: #2c3e50;
        margin-bottom: 20px;
        text-align: center;
        position: relative;
    }

    #sector3 .main__contents__rContents__sector__title::after {
        content: '';
        display: block;
        width: 50px;
        height: 4px;
        background-color: #3498db;
        margin: 10px auto 0;
        border-radius: 2px;
    }

    #sector3 .fontWeight1 {
        font-weight: 400;
        font-size: 0.8em;
        color: #7f8c8d;
        display: block;
        margin-top: 5px;
    }

    #sector3 h1 {
        font-size: 2.2rem;
        color: #2c3e50;
        text-align: center;
        margin-bottom: 25px;
        padding-bottom: 10px;
        border-bottom: 2px solid #ecf0f1;
    }

    #sector3 .section {
        margin-bottom: 30px;
        background-color: #fff;
        padding: 20px;
        border-radius: 8px;
        box-shadow: 0 3px 10px rgba(0, 0, 0, 0.06);
    }

    #sector3 .section h2 {
        font-size: 1.3rem;
        color: #34495e;
        margin-bottom: 18px;
        text-align: center;
        position: relative;
        padding-bottom: 9px;
    }

    #sector3 .section h2::after {
        content: '';
        display: block;
        width: 35px;
        height: 2.5px;
        background-color: #3498db;
        margin: 8px auto 0;
        border-radius: 1.5px;
    }

    /* Grid Layouts for Cards */
    #sector3 .grid-3 {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }

    #sector3 .grid-4 {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 20px;
    }

    /* Card Styling */
    #sector3 .card {
        background-color: #fcfcfc;
        border: 1px solid #e0e0e0;
        border-radius: 9px;
        padding: 20px;
        text-align: center;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
    }

    #sector3 .card h3 {
        font-size: 1.3rem;
        color: #3498db;
        margin-bottom: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 9px;
    }

    /* Icon Styling (placeholder, assuming FontAwesome or similar) */
    #sector3 .card h3 i {
        font-size: 1.5rem;
        color: #2980b9;
    }

    #sector3 .card p {
        font-size: 1rem;
        line-height: 1.55;
        color: #555;
    }

    #sector3 .card p strong {
        color: #e74c3c;
        font-weight: 700;
    }

    /* Table Styling */
    #sector3 table {
        width: 100%;
        border-collapse: collapse;
        margin-top: 18px;
        font-size: 1rem;
        border-radius: 7px;
        overflow: hidden;
    }

    #sector3 th, #sector3 td {
        padding: 12px;
        text-align: center;
        border-bottom: 1px solid #ddd;
    }

    #sector3 thead th {
        background-color: #3498db;
        color: #ffffff;
        font-weight: 600;
        text-transform: uppercase;
    }

    #sector3 tbody tr:nth-child(even) {
        background-color: #f5f5f5;
    }

    #sector3 tbody td {
        color: #444;
    }
}

/*************** 반응형 해상도 : 모니터 ***************/
@media all and (min-width: 960px) {

}