/**
 * 横幅 — 前端样式
 *
 * 与 Zibll 主题风格对齐：圆角 + 卡片化 + 16px 上下外边距，
 * 子模块使用 CSS 变量控制列数（--rsp-cols-pc / --rsp-cols-mobile）。
 */

.rsp-banner {
    position: relative;
    margin: 16px 0 16px;
    border-radius: 14px;
    overflow: hidden;
    background: var(--main-bg-color, #fff);
}

.rsp-banner-track {
    display: flex;
    width: 100%;
}

.rsp-banner-item {
    flex: 0 0 auto;
    overflow: hidden;
    border-radius: 12px;
}

.rsp-banner-link,
.rsp-banner-link-static {
    display: block;
    line-height: 0;
}

.rsp-banner-pic,
.rsp-banner-pic img,
.rsp-banner-pic video,
.rsp-banner-image,
.rsp-banner-video {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 12px;
    object-fit: cover;
    object-position: center;
    min-width: 0;
    min-height: 0;
}

.rsp-banner-video {
    background: #000;
}

/* PC：限制横幅高度，避免大图/MP4 撑满首屏 */
@media (min-width: 769px) {
    .rsp-banner {
        margin: 10px 0 14px;
    }

    .rsp-banner-pic,
    .rsp-banner-media {
        width: 100%;
        aspect-ratio: 6 / 1;
        max-height: 128px;
        overflow: hidden;
        border-radius: 12px;
    }

    .rsp-banner-pic img,
    .rsp-banner-pic video,
    .rsp-banner-image,
    .rsp-banner-video {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center;
    }

    .rsp-banner-link,
    .rsp-banner-link-static {
        height: 100%;
    }

    /* 多图网格：单格略矮 */
    .rsp-banner-layout-grid .rsp-banner-pic,
    .rsp-banner-layout-grid .rsp-banner-media {
        aspect-ratio: 2.5 / 1;
        max-height: 108px;
    }
}

/* 移动端：按素材原始比例完整显示，不裁切；无移动素材时不显示 */
@media (max-width: 768px) {
    .rsp-banner--no-mobile,
    .rsp-banner-item--pc-only {
        display: none !important;
    }

    .rsp-banner {
        margin: 10px 0;
        border-radius: 10px;
        overflow: visible;
    }

    .rsp-banner-item {
        overflow: visible;
    }

    .rsp-banner-pic,
    .rsp-banner-media {
        width: 100%;
        height: auto;
        aspect-ratio: unset;
        max-height: none;
        overflow: visible;
        border-radius: 10px;
    }

    .rsp-banner-pic img,
    .rsp-banner-pic video,
    .rsp-banner-image,
    .rsp-banner-video {
        width: 100%;
        height: auto;
        max-height: none;
        object-fit: unset;
        object-position: center;
        border-radius: 10px;
    }

    .rsp-banner-link,
    .rsp-banner-link-static {
        height: auto;
    }
}

/* PC / 移动双图（含 MP4）响应式切换 — 仅 PC 端 HTML 含双版本时使用 */
.rsp-banner-pic-responsive .rsp-banner-media-mobile {
    display: none;
}
@media (min-width: 769px) {
    .rsp-banner-pic-responsive .rsp-banner-media-mobile {
        display: none;
    }
}
@media (max-width: 768px) {
    .rsp-banner-pic-responsive .rsp-banner-media-pc {
        display: none;
    }
    .rsp-banner-pic-responsive .rsp-banner-media-mobile {
        display: block;
    }
}

/* 单图布局 */
.rsp-banner-layout-single .rsp-banner-track {
    display: block;
}
.rsp-banner-layout-single .rsp-banner-item {
    width: 100%;
}

/* 网格布局 */
.rsp-banner-layout-grid .rsp-banner-track {
    display: grid;
    gap: 10px;
    grid-template-columns: repeat(var(--rsp-cols-pc, 2), minmax(0, 1fr));
}
.rsp-banner-layout-grid .rsp-banner-item {
    width: auto;
}

/* 轮播布局 */
.rsp-banner-layout-carousel .rsp-banner-track {
    display: flex;
    transition: transform .55s cubic-bezier(.22, .61, .36, 1);
    will-change: transform;
}
.rsp-banner-layout-carousel .rsp-banner-item {
    width: 100%;
    flex: 0 0 100%;
}

/* PC 轮播：按列数并排（默认一行两个） */
@media (min-width: 769px) {
    .rsp-banner-layout-carousel .rsp-banner-track {
        gap: 10px;
    }
    .rsp-banner-layout-carousel .rsp-banner-item {
        flex: 0 0 calc((100% - (var(--rsp-cols-pc, 2) - 1) * 10px) / var(--rsp-cols-pc, 2));
        width: calc((100% - (var(--rsp-cols-pc, 2) - 1) * 10px) / var(--rsp-cols-pc, 2));
    }
}

/* 轮播：导航按钮 */
.rsp-banner-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: rgba(0, 0, 0, .35);
    color: #fff;
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity .25s ease, background-color .2s ease;
    z-index: 2;
}
.rsp-banner-layout-carousel:hover .rsp-banner-nav,
.rsp-banner-layout-carousel:focus-within .rsp-banner-nav {
    opacity: 1;
}
.rsp-banner-nav:hover { background: rgba(0, 0, 0, .55); }
.rsp-banner-prev { left: 10px; }
.rsp-banner-next { right: 10px; }

/* 轮播：圆点指示器 */
.rsp-banner-dots {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 8px;
    display: flex;
    justify-content: center;
    gap: 6px;
    z-index: 2;
}
.rsp-banner-dot {
    width: 8px;
    height: 8px;
    padding: 0;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, .55);
    cursor: pointer;
    transition: background-color .2s ease, transform .2s ease;
}
.rsp-banner-dot.is-active {
    background: #fff;
    transform: scale(1.25);
}

/* 移动端：列数切换 */
@media (max-width: 768px) {
    .rsp-banner-layout-grid .rsp-banner-track {
        grid-template-columns: repeat(var(--rsp-cols-mobile, 1), minmax(0, 1fr));
        gap: 8px;
    }
    .rsp-banner-nav {
        width: 30px;
        height: 30px;
        font-size: 18px;
        opacity: 1;
        background: rgba(0, 0, 0, .25);
    }
    .rsp-banner-prev { left: 6px; }
    .rsp-banner-next { right: 6px; }
    .rsp-banner { margin: 12px 0; }
}

/* 暗色主题适配 */
body.dark-theme .rsp-banner {
    background: var(--main-bg-color, #1b1d22);
}
body.dark-theme .rsp-banner-nav {
    background: rgba(255, 255, 255, .12);
    color: #eaeaea;
}
body.dark-theme .rsp-banner-nav:hover {
    background: rgba(255, 255, 255, .22);
}