/* ===== 强制全宽 ===== */
.biojx-slider {
    width: 100vw;
    margin-left: calc(50% - 50vw);
    max-width: none;
    position: relative;
    height: 70vh;
    overflow: hidden;
    background: #000;
    user-select: none;
    -webkit-user-select: none;
}

@media (max-width: 768px) {
    .biojx-slider {
        height: 50vh;
    }
}

/* ===== 图片容器 ===== */
.biojx-slider__track {
    position: relative;
    height: 100%;
    width: 100%;
}

.biojx-slider__slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.biojx-slider__slide.active {
    opacity: 1;
    pointer-events: auto;
}

/* 背景虚化层（图片宽度不足时填充） */
.biojx-slider__bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    filter: blur(5px);
    opacity: 0.9;
    transform: scale(1.1);
}

/* 前景图：高度填满，宽度自适应，居中，超出部分由父级 overflow:hidden 裁剪 */
.biojx-slider__img {
    position: relative;
    height: 100%;
    width: auto;
    max-width: none;
    display: block;
    margin: 0 auto;
    z-index: 1;
}

/* ===== 文字叠加层 ===== */
.biojx-slider__overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #fff;
    z-index: 2;
    width: 90%;
    max-width: 800px;
}

.biojx-slider__title {
    display: inline-block;
    font-size: clamp(28px, 5vw, 52px);
    font-weight: bold;
    margin-bottom: 18px;
    background: rgba(0, 0, 0, 0.3);
    padding: 12px 30px;
    border-radius: 8px;
    line-height: 1.3;
    backdrop-filter: blur(2px);  /* 轻微虚化效果 */
}

.biojx-slider__desc {
    display: inline-block;
    font-size: clamp(18px, 3vw, 24px);
    font-weight: 600;
    margin-bottom: 30px;
    background: rgba(0, 0, 0, 0.3);
    padding: 10px 25px;
    border-radius: 8px;
    line-height: 1.5;
    backdrop-filter: blur(2px);
}

/* 按钮 */
.biojx-slider__btn {
    display: inline-block;
    background: rgba(23, 139, 48, 0.85);
    color: #fff;
    padding: 14px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 18px;
    font-weight: 600;
    transition: background 0.3s;
}
.biojx-slider__btn:hover {
    background: #178b30;
}

/* ===== 左右箭头 ===== */
.biojx-slider__arrow {
    position: absolute;
    top: 0;
    height: 100%;
    width: 60px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s, width 0.3s;
    color: white;
    outline: none;
}
.biojx-slider__arrow:hover {
    background: rgba(0, 0, 0, 0.3);
    width: 80px;
}
.biojx-slider__arrow--left {
    left: 0;
}
.biojx-slider__arrow--right {
    right: 0;
}
.biojx-slider__arrow svg {
    width: 32px;
    height: 32px;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.5));
}

/* ===== 分页点 ===== */
.biojx-slider__dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 3;
}
.biojx-slider__dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    border: none;
    cursor: pointer;
    transition: background 0.3s, transform 0.3s;
    outline: none;
    box-shadow: none;
}
.biojx-slider__dot.active {
    background: #178b30;
    transform: scale(1.2);
}

/* ===== 进度条 ===== */
.biojx-slider__progress {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: rgba(255,255,255,0.2);
    z-index: 3;
}
.biojx-slider__progress-bar {
    height: 100%;
    width: 0%;
    background: #178b30;
}