.feature-section {
    min-height: 100vh;
    background: linear-gradient(135deg, #FFFFFF, #F0F7FF);
    position: relative;
    overflow: hidden;
    padding: 80px 0;
}

/* 浮动形状 */
.feature-shape-1 {
    width: 300px;
    height: 300px;
    background: rgba(224, 242, 254, 0.5);
    top: 10%;
    left: 5%;
}

.feature-shape-2 {
    width: 200px;
    height: 200px;
    background: rgba(186, 230, 253, 0.4);
    bottom: 15%;
    right: 10%;
}

.feature-shape-3 {
    width: 250px;
    height: 250px;
    background: rgba(224, 242, 254, 0.6);
    top: 40%;
    left: 45%;
}

/* 内容样式 */
.feature-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

.feature-header {
    text-align: center;
    color: #1A1A1A;
    margin-bottom: 60px;
}

.feature-header h2 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 15px;
    background: linear-gradient(45deg, #2C2C2C, #404040);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.feature-header .subtitle {
    font-size: 24px;
    opacity: 0.9;
    color: #404040;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.4;
}

/* 轮播区域 */
.feature-carousel {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 30px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.05);
}

.carousel-content {
    display: flex;
    align-items: center;
    gap: 40px;
}

/* 文字部分 */
.carousel-text {
    flex: 0 0 45%;
    position: relative;
    min-height: 200px;
}

.text-slide {
    position: absolute;
    opacity: 0;
    transition: opacity 0.5s ease;
    color: #1A1A1A;
}

.text-slide.active {
    opacity: 1;
}

.text-slide h3 {
    font-size: 32px;
    margin-bottom: 20px;
    color: #2C2C2C;
}

.text-slide p {
    font-size: 16px;
    line-height: 1.8;
    opacity: 0.9;
    color: #404040;
    max-width: 400px;
}

/* 图片部分 */
.carousel-images {
    flex: 0 0 45%;
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-slide.active {
    opacity: 1;
}

.image-slide img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 20px;
}

/* 轮播点 */
.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 30px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    background: #2C2C2C;
    transform: scale(1.2);
}