.biz-header {
    text-align: center;
    margin-bottom: 80px;
}

.biz-title {
    font-size: 42px;
    font-weight: 800;
    color: #111;
    letter-spacing: -1.5px;
    margin-bottom: 20px;
}

.biz-subtitle {
    font-size: 18px;
    color: #666;
    line-height: 1.6;
}

/* Definition Block */
.bas-def-box {
    background: #f8f9fa;
    border-radius: 0px;
    padding: 50px;
    margin-bottom: 80px;
    position: relative;
    border-left: 6px solid var(--point-color);
}

.bas-def-title {
    font-size: 24px;
    font-weight: 700;
    color: #111;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.bas-def-title i {
    color: var(--point-color);
    font-size: 32px;
}

.bas-def-text {
    font-size: 17px;
    color: #444;
    line-height: 1.8;
    word-break: keep-all;
}

/* Systems Grid */
.bas-systems-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 100px;
}

.bas-system-card {
    background: #fff;
    border: 1px solid #e5e5e5;
    border-radius: 20px;
    padding: 40px 30px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.bas-system-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0;
    background: var(--point-color);
    z-index: -1;
    transition: all 0.1s ease;
}

.bas-system-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    border-color: var(--point-color);
}

.bas-system-card:hover::before {
    height: 0px;
}

.system-icon {
    width: 70px;
    height: 70px;
    background: #f1f3f5;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    transition: all 0.3s ease;
}

.bas-system-card:hover .system-icon {
    background: var(--point-color);
}

.system-icon i {
    font-size: 32px;
    color: var(--point-color);
    transition: all 0.3s ease;
}

.bas-system-card:hover .system-icon i {
    color: #fff;
}

.system-title {
    font-size: 22px;
    font-weight: 700;
    color: #111;
    margin-bottom: 15px;
    letter-spacing: -0.5px;
}

.system-desc {
    font-size: 16px;
    color: #555;
    line-height: 1.7;
    word-break: keep-all;
}

/* Image Section */
.bas-image-section {
    background: #fff;
    border: 1px solid #e5e5e5;
    border-radius: 24px;
    padding: 60px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
}

.bas-image-title {
    font-size: 32px;
    font-weight: 800;
    color: #111;
    margin-bottom: 40px;
    letter-spacing: -1px;
}

.bas-image-wrapper {
    max-width: 1000px;
    margin: 0 auto;
    border-radius: 15px;
    overflow: hidden;
}

.bas-image-wrapper img {
    width: 100%;
    height: auto;
    display: block;
}

@media (max-width: 1200px) {
    .bas-image-section { padding: 40px 20px; }
    .bas-systems-grid { grid-template-columns: 1fr; }
    .biz-title { font-size: 32px; }
	.bas-def-box {padding:30px;}
	.bas-def-title {display:inline-grid;}
}