.banner-swiper {
    width: 100%;
    height: 600px;
    position: relative;
    overflow: hidden;
}

.banner-swiper .swiper {
    width: 100%;
    height: 100%;
}

.banner-item {
    width: 100%;
    height: 600px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.banner-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 1;
}

.banner-content {
    text-align: center;
    color: #fff;
    z-index: 2;
    position: relative;
    max-width: 800px;
    padding: 0 20px;
}

.banner-content h2 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    animation: fadeInUp 1s ease-out;
}

.banner-content p {
    font-size: 20px;
    margin-bottom: 30px;
    line-height: 1.6;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
    animation: fadeInUp 1s ease-out 0.2s both;
}

.banner-btn {
    display: inline-block;
    padding: 15px 40px;
    background: var(--mainColor);
    color: #fff;
    text-decoration: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
    text-shadow: none;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.banner-btn:hover {
    background: var(--mainColor);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.3);
}

.banner-swiper .swiper-pagination {
    bottom: 30px;
}

.banner-swiper .swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 1;
    margin: 0 8px;
    transition: all 0.3s ease;
}

.banner-swiper .swiper-pagination-bullet-active {
    background: var(--mainColor);
    transform: scale(1.2);
}

.banner-swiper .swiper-button-next,
.banner-swiper .swiper-button-prev {
    color: #fff;
    background: rgba(0, 0, 0, 0.3);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.banner-swiper .swiper-button-next:hover,
.banner-swiper .swiper-button-prev:hover {
    background: rgba(0, 123, 255, 0.8);
    transform: scale(1.1);
}

.banner-swiper .swiper-button-next::after,
.banner-swiper .swiper-button-prev::after {
    font-size: 20px;
    font-weight: 700;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}