/* ==========================================================================
   RS Vapes Home Slide
   桌機基準：1440 x 720
   手機基準：393 寬
   ========================================================================== */

.rs-vapes-homeslide {
    position: relative;
    width: 100%;
    overflow: hidden;
    background: #000;
}

.rs-vapes-homeslide img {
    display: block;
    max-width: 100%;
}

.rs-vapes-homeslide * {
    box-sizing: border-box;
}

/* ── 背景層 ────────────────────────────────────── */
.rs-vapes-homeslide__bg-layer {
    position: absolute;
    inset: 0;
    z-index: 1;
    overflow: hidden;
}

.rs-vapes-homeslide__bg {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity .6s ease;
}

.rs-vapes-homeslide__bg.is-active {
    opacity: 1;
}

.rs-vapes-homeslide__bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.rs-vapes-homeslide__bg-mask {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(17.6px);
    -webkit-backdrop-filter: blur(17.6px);
    pointer-events: none;
}

/* ==========================================================================
   桌機版（1440 基準等比換算）
   ========================================================================== */
.rs-vapes-homeslide__desktop {
    position: relative;
    z-index: 2;
    display: block;
    width: 100%;
    aspect-ratio: 1440 / 720;
    max-height: 900px;
    cursor: pointer;
}

/* ──────────────────────────────────────────────
   左側文字區（垂直置中整個區塊）
   ────────────────────────────────────────────── */
.rs-vapes-homeslide__left {
    position: absolute;
    left: clamp(24px, 6.736vw, 130px);
    top: 50%;
    transform: translateY(-50%);
    width: clamp(280px, 36vw, 560px);
    min-height: clamp(180px, 22vw, 320px);
}

.rs-vapes-homeslide__info {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(calc(-50% + 20px));
    opacity: 0;
    visibility: hidden;
    transition: opacity .5s ease, transform .5s ease, visibility .5s;
    pointer-events: none;
}

.rs-vapes-homeslide__info.is-active {
    opacity: 1;
    visibility: visible;
    transform: translateY(-50%);
    pointer-events: auto;
}

.rs-vapes-homeslide__title {
    margin: 0 0 clamp(10px, 1.111vw, 20px) 0;
    font-size: clamp(32px, 5vw, 84px);
    font-family: 'IBM Plex Sans', sans-serif;
    font-weight: 600;
    color: #fff;
    line-height: 1.1;
    letter-spacing: -0.01em;
}

.rs-vapes-homeslide__desc {
    font-size: clamp(14px, 1.25vw, 20px);
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    color: #fff;
    line-height: 1.5;
    margin-bottom: clamp(20px, 2.222vw, 38px);
}

.rs-vapes-homeslide__desc p {
    margin: 0 0 8px 0;
}

.rs-vapes-homeslide__desc p:last-child {
    margin-bottom: 0;
}

.rs-vapes-homeslide__btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 0;
    border-bottom: 0.5px solid #fff;
    color: #fff;
    text-decoration: none;
    font-family: 'Manrope', sans-serif;
    font-size: 12px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    transition: opacity .3s ease;
}

.rs-vapes-homeslide__btn span {
    display: inline-flex;
    align-items: center;
    gap: 16px;
}

.rs-vapes-homeslide__btn:hover {
    opacity: 0.7;
}

.rs-vapes-homeslide__btn svg {
    width: 12px;
    height: 12px;
    flex-shrink: 0;
}

/* ──────────────────────────────────────────────
   桌機頁碼：對齊產品圖底部
   產品圖高度 = 寬度 * (472/383)
   寬度 = clamp(180px, 26.597vw, 480px)
   → 高度 = clamp(221.8px, 32.784vw, 591.6px)
   底部 y 座標 = 50% + 高度的一半
   用 translateY(-100%) 讓文字底部貼齊該線
   ────────────────────────────────────────────── */
/* ──────────────────────────────────────────────
   桌機頁碼：對齊產品圖底部，水平對齊左側文字區左緣
   獨立於 .__left 外（.__left 有 transform 會建立定位祖先）
   直接相對 .__desktop 定位，與 .__left 的 left 值相同 → X 軸對齊
   ────────────────────────────────────────────── */
.rs-vapes-homeslide__counter {
    position: absolute;
    left: clamp(24px, 6.736vw, 130px);
    top: calc(50% + clamp(110.9px, 16.392vw, 295.8px));
    transform: translateY(-100%);
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 12px;
    text-align: left;
    font-family: 'Inter', sans-serif;
    font-size: clamp(14px, 1.25vw, 20px);
    font-weight: 400;
    color: #fff;
    z-index: 3;
}

.rs-vapes-homeslide__counter .rs-vapes-homeslide__sep,
.rs-vapes-homeslide__counter .rs-vapes-homeslide__total {
    opacity: 0.5;
}

/* ──────────────────────────────────────────────
   右側產品圖區（垂直置中，隨螢幕寬度延伸）
   (A) 方案：
     - 產品圖大小 clamp 封頂（避免超寬螢幕被放到過大）
     - A 圖 left 用 vw → 隨螢幕位移
     - 間距用 vw 隨比例 (60/1440 = 4.167vw)
     - B 圖 left = A 圖 left + A 圖寬 + 間距（用 calc 串接）
   1440 下完全貼合設計稿；超寬螢幕 B 圖會露出更多
   ────────────────────────────────────────────── */
.rs-vapes-homeslide__products {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.rs-vapes-homeslide__product {
    position: absolute;
    /* 383 / 1440 = 26.597vw，上限 480px 避免超寬螢幕過大 */
    width: clamp(180px, 26.597vw, 480px);
    aspect-ratio: 383 / 472;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0;
    visibility: hidden;
    transition: opacity .5s ease, visibility .5s;
}

.rs-vapes-homeslide__product.is-active {
    visibility: visible;
}

/* A 圖（當前）：完整不透明 */
.rs-vapes-homeslide__product--a {
    /* 693 / 1440 = 48.125vw */
    left: 48.125vw;
}
.rs-vapes-homeslide__product--a.is-active {
    opacity: 1;
}

/* B 圖（下一張預覽）：半透明 0.5
   位置 = A 圖 left (48.125vw) + A 圖寬 (clamp) + 間距 (4.167vw)
   用 calc 串起來，間距隨螢幕寬度等比，但 A 圖寬度封頂後 B 就會露出更多 */
.rs-vapes-homeslide__product--b {
    left: calc(48.125vw + clamp(180px, 26.597vw, 480px) + 4.167vw);
}
.rs-vapes-homeslide__product--b.is-active {
    opacity: 0.5;
}

.rs-vapes-homeslide__product img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* ==========================================================================
   手機版（393 基準）
   ========================================================================== */
.rs-vapes-homeslide__mobile {
    display: none;
}

@media (max-width: 767px) {
    /* 桌機元素在手機下完全移除 */
    .rs-vapes-homeslide__desktop,
    .rs-vapes-homeslide__desktop .rs-vapes-homeslide__left,
    .rs-vapes-homeslide__desktop .rs-vapes-homeslide__products,
    .rs-vapes-homeslide__desktop .rs-vapes-homeslide__counter {
        display: none !important;
        height: 0 !important;
        aspect-ratio: auto !important;
    }

    /* ──────────────────────────────────────────────
       手機容器：絕對固定高度，整組垂直置中
       ≤480px：720px（手機）
       481~767：800px（平板）
       ────────────────────────────────────────────── */
    .rs-vapes-homeslide__mobile {
        display: flex;
        flex-direction: column;
        justify-content: center;
        position: relative;
        z-index: 2;
        width: 100%;
        height: 720px;
        padding: clamp(40px, 10.178vw, 56px) clamp(16px, 6.361vw, 28px);
        cursor: pointer;
    }

    /* 主圖：彈性填滿 + max-height 封頂 */
    .rs-vapes-homeslide__mob-img {
        position: relative;
        width: 100%;
        flex: 1 1 auto;
        min-height: 0;
        max-height: 380px;
        margin-bottom: clamp(20px, 7.125vw, 32px);
    }

    .rs-vapes-homeslide__mob-slide {
        position: absolute;
        inset: 0;
        opacity: 0;
        visibility: hidden;
        transition: opacity .5s ease, visibility .5s;
    }

    .rs-vapes-homeslide__mob-slide.is-active {
        opacity: 1;
        visibility: visible;
    }

    .rs-vapes-homeslide__mob-slide img {
        width: 100%;
        height: 100%;
        object-fit: contain;
    }

    /* 文字資訊區：固定 min-height，避免塌陷 */
    .rs-vapes-homeslide__mob-info-wrap {
        position: relative;
        width: 100%;
        flex: 0 0 auto;
        min-height: 140px;
    }

    .rs-vapes-homeslide__mob-info {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        opacity: 0;
        visibility: hidden;
        transform: translateY(15px);
        transition: opacity .4s ease, transform .4s ease, visibility .4s;
        pointer-events: none;
    }

    .rs-vapes-homeslide__mob-info.is-active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        pointer-events: auto;
    }

    /* 標題：強制一行、溢出 ... 省略 */
    .rs-vapes-homeslide__mobile .rs-vapes-homeslide__title {
        font-size: clamp(22px, 7.125vw, 32px);
        margin-bottom: clamp(10px, 4.071vw, 18px);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        line-height: 1.1;
    }

    /* 描述：最多兩行、溢出 ... 省略 */
    .rs-vapes-homeslide__mobile .rs-vapes-homeslide__desc {
        font-size: clamp(13px, 3.562vw, 16px);
        margin-bottom: clamp(14px, 5.089vw, 22px);
        line-height: 1.5;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .rs-vapes-homeslide__mobile .rs-vapes-homeslide__desc p {
        margin: 0;
        display: inline;
    }

    /* 進度條 */
    .rs-vapes-homeslide__mob-progress {
        position: relative;
        width: 100%;
        height: 4px;
        flex: 0 0 auto;
        margin-top: clamp(16px, 6.107vw, 28px);
    }

    .rs-vapes-homeslide__mob-progress-bar {
        position: absolute;
        inset: 0;
        background: rgba(255, 255, 255, 0.7);
    }

    .rs-vapes-homeslide__mob-progress-thumb {
        position: absolute;
        top: 0;
        left: 0;
        height: 100%;
        background: #fff;
        transition: transform .5s ease;
    }

    /* 頁碼 */
    .rs-vapes-homeslide__mob-counter {
        display: inline-flex;
        align-items: center;
        gap: 12px;
        flex: 0 0 auto;
        margin-top: clamp(12px, 4.58vw, 20px);
        font-family: 'Inter', sans-serif;
        font-size: clamp(14px, 4.58vw, 20px);
        font-weight: 400;
        color: #fff;
    }

    .rs-vapes-homeslide__mob-counter .rs-vapes-homeslide__sep,
    .rs-vapes-homeslide__mob-counter .rs-vapes-homeslide__total {
        opacity: 0.5;
    }
}

/* 平板：481 ~ 767 固定高度 800px，主圖上限也放大 */
@media (min-width: 481px) and (max-width: 767px) {
    .rs-vapes-homeslide__mobile {
        height: 800px;
    }

    .rs-vapes-homeslide__mob-img {
        max-height: 460px;
    }
}