.slider-container {
    position: relative;
    width: 100%;
    height: 770px;
    /* 16:9 比例 */
    overflow: hidden;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
}

.slider {
    position: absolute;
    top: 0;
    left: 0;
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform 0.5s ease-in-out;
}

.slide {
    min-width: 100%;
    height: 100%;
    position: relative;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 标题和按钮容器 */
.banner-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 800px;
    text-align: center;
    z-index: 10;
    color: white;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

.main-title {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 1rem;
    opacity: 0;
    transform: translateY(-30px);
    animation: fadeInDown 0.8s ease forwards;
    animation-delay: 0.3s;
}

.sub-title {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.6s;
}

.banner-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 2rem;
}

.banner-btn {
    padding: 12px 30px;
    border-radius: 30px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s;
    border: 2px solid white;
    background-color: rgba(0, 0, 0, 0.3);
    color: white;
    text-decoration: none;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease forwards;
}

.banner-btn:first-child {
    animation-delay: 0.9s;
}

.banner-btn:last-child {
    animation-delay: 1.1s;
}

.banner-btn:hover {
    background-color: rgba(255, 255, 255, 0.9);
    color: #333;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.slider-controls {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 5;
}

.slider-btn {
    width: 50px;
    height: 50px;
    background-color: rgba(255, 255, 255, 0.7);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s;
    border: none;
    outline: none;
    font-size: 24px;
    color: #333;
}

.slider-btn:hover {
    background-color: rgba(255, 255, 255, 0.9);
}

.slider-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 5;
}

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s;
}

.slider-dot.active {
    background-color: rgba(255, 255, 255, 0.9);
    transform: scale(1.2);
}

/* 动画效果 */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

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

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

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

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

/* 平板设备样式 */
@media (max-width: 1024px) {
    .main-title {
        font-size: 2.5rem;
    }

    .sub-title {
        font-size: 1.3rem;
    }

    .banner-btn {
        padding: 10px 25px;
        font-size: 0.9rem;
    }
}

/* 手机设备样式 */
@media (max-width: 768px) {
    .main-title {
        font-size: 2rem;
        margin-bottom: 0.8rem;
    }

    .sub-title {
        font-size: 1.1rem;
        margin-bottom: 1.5rem;
    }

    .banner-buttons {
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }

    .banner-btn {
        padding: 8px 20px;
        font-size: 0.8rem;
        width: 180px;
    }

    .slider-btn {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }
}

/* 小手机设备样式 */
@media (max-width: 480px) {
    .main-title {
        font-size: 1.6rem;
    }

    .sub-title {
        font-size: 0.9rem;
    }

    .banner-btn {
        width: 160px;
    }
}