/* GSAP Achievement Widget Styles */

/* 主容器 */
.gsap-achievement-wrapper {
    width: 100%;
    position: relative;
    background: #ffffff;
    min-height: 100vh;
    /* 🔧 修復：創建新的堆疊上下文，防止影響其他元素 */
    isolation: isolate;
    z-index: 1;
}

/* 🔧 核心修復：Pin Spacer z-index 管理 */
.pin-spacer:has(.gsap-achievement-wrapper),
.elementor-widget-gsap-achievement .pin-spacer {
    z-index: 1 !important;
    isolation: isolate !important;
    position: relative !important;
}

/* 🔧 修復：確保 pin 狀態時的 z-index 不會過高 */
.gsap-achievement-wrapper[style*="position: fixed"],
.gsap-achievement-wrapper[style*="position:fixed"] {
    z-index: 10 !important;
}

/* 🔧 核心修復：確保後續所有 section 能顯示在 pin-spacer 上方 */
.pin-spacer+.elementor-section,
.pin-spacer+.elementor-element,
.pin-spacer+.e-con,
.pin-spacer~.elementor-section,
.pin-spacer~.elementor-element,
.pin-spacer~.e-con,
.elementor-widget-gsap-achievement+.elementor-section,
.elementor-widget-gsap-achievement+.elementor-element,
.elementor-widget-gsap-achievement~.elementor-section,
.elementor-widget-gsap-achievement~.e-con {
    position: relative !important;
    z-index: 100 !important;
}

/* 標題區域 */
.achievement-header {
    padding: 60px 0 40px;
    text-align: left;
    padding-left: 15%;
    /* 與文字容器對齊 */
}

.achievement-title-jp {
    font-size: 18px;
    font-weight: 400;
    margin-bottom: 10px;
    color: #000000;
    letter-spacing: 0.05em;
}

.achievement-title-en {
    font-family: 'Inter', sans-serif;
    font-size: 65px;
    font-weight: 300;
    letter-spacing: 0.02em;
    color: #b3b3b3;
    text-transform: uppercase;
    margin: 0;
}

/* 灰色背景內容包裝器 - 關鍵佈局 */
.achievement-content-wrapper {
    position: relative;
    background: linear-gradient(to right, #ffffff 0%, #cdcdcd 100%);
    min-height: 60vh;
    /* 左側留白通過 margin-left 控制 */
    margin-left: 10%;
    /* 延伸到最右邊 */
    margin-right: 0;
    width: 100%;
    padding: 80px 0;
}

/* 內容容器 */
.achievement-container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: none;
    padding: 0;
    min-height: 600px;
    /* 避免干擾 pin 功能 */
    transform: none !important;
    will-change: auto !important;
}

/* 文字容器（左側） */
.achievement-text-container {
    flex: 0 0 100%;
    padding-left: 5%;
    padding-right: 0%;
    position: relative;
    z-index: 2;
}

.achievement-text-inner {
    position: relative;
    min-height: 400px;
}

/* 單個成就項目 */
.achievement-item {
    position: relative;
    margin-bottom: 60px;
    opacity: 0.5;
    transform: scale(1);
    transition: none;
    /* 由 GSAP 控制動畫 */
    color: var(--text-color, #333333);
}

.achievement-item.is-active {
    opacity: 1;
    transform: scale(1);
}

.achievement-item .item-number {
    display: inline-block;
    font-size: 14px;
    color: var(--highlight-color, #6B8E7F);
    margin-bottom: 10px;
    margin-right: 5px;
    font-weight: 500;
    letter-spacing: 0.1em;
    padding: 4px 8px;
    background: rgba(107, 142, 127, 0.1);
    border-radius: 4px;
}

.achievement-item .item-label {
    display: inline-block;
    font-size: 25px;
    color: #999999;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 0em;
    font-weight: 800;
    vertical-align: sub;
    transform-origin: left center;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1),
        color 0.3s ease,
        opacity 0.3s ease;
}

.achievement-item .item-title {
    line-height: 1.4;
}

.achievement-item .title-line1 {
    margin-bottom: 8px;
    color: inherit;
    font-size: 40px;
    font-weight: 500;
    transform-origin: left center;
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1),
        color 0.3s ease,
        opacity 0.3s ease;
}

.achievement-item .title-line2 {
    color: var(--text-color, #333333);
    font-size: 35px;
    font-weight: 500;
    transform-origin: left center;
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1),
        color 0.3s ease,
        font-weight 0.3s ease,
        opacity 0.3s ease;
}

/* 活動狀態的強調樣式 - 使用 transform 實現更流暢的動畫 */
.achievement-item.is-active .item-number {
    background: #889c80;
    color: #ffffff;
    font-size: 20px;
}

.achievement-item.is-active .item-label {
    font-size: 35px;
    vertical-align: -webkit-baseline-middle;
    color: #000000;
    transform: scale(1.05);
    opacity: 1;
}

.achievement-item.is-active .title-line1 {
    transform: scale(1.2);
    color: #000000;
}

.achievement-item.is-active .title-line2 {
    color: var(--highlight-color, #6B8E7F);
    transform: scale(1.2);
    font-weight: 900;
}


/* 圖片容器（右側） */
.achievement-image-container {
    position: absolute;
    right: 5%;
    top: 50%;
    /* transform: translateY(-50%); -- 移除 transform 以修復 pin 問題 */
    /* 使用 margin-top 替代 transform 來垂直置中 */
    margin-top: -25%;
    /* 約等於 height 的一半 */
    width: 35%;
    max-width: 450px;
    height: auto;
    z-index: 3;
    overflow: hidden;
    /* 添加 overflow hidden 以隱藏滑出的圖片 */
}

.achievement-image-inner {
    position: relative;
    width: 100%;
    padding-bottom: 179%;
    /* 592:1060 比例 */
    overflow: hidden;
    /* 確保內部也有 overflow hidden */
}

/* 單個圖片項目 */
.achievement-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: none;
    /* 由 GSAP 控制動畫 */
}

.achievement-image.is-active {
    opacity: 1;
}

.achievement-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    display: block;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

/* 響應式設計 */
@media (max-width: 1200px) {
    .achievement-content-wrapper {
        margin-left: 5%;
        width: 100%;
    }

    .achievement-header {
        padding-left: 10%;
        /* 與文字容器對齊 */
    }

    .achievement-text-container {
        flex: 0 0 55%;
        padding-right: 5%;
    }

    .achievement-image-container {
        width: 35%;
        right: 3%;
    }
}

@media (max-width: 768px) {
    .achievement-content-wrapper {
        margin-left: 0;
        width: 100%;
        padding: 40px 0;
    }

    .achievement-header {
        padding: 40px 20px 30px;
    }

    .achievement-container {
        flex-direction: column;
        align-items: stretch;
    }

    .achievement-text-container {
        flex: none;
        width: 100%;
        padding: 0 20px;
        margin-bottom: 40px;
    }

    .achievement-image-container {
        position: relative;
        width: 100%;
        transform: none;
        top: auto;
        padding: 0 20px;
    }

    .achievement-item .item-title {
        font-size: clamp(1.2rem, 4vw, 1.8rem);
    }
}

/* 編輯器預覽樣式 */
.elementor-editor .gsap-achievement-wrapper {
    min-height: auto;
}

.elementor-editor .achievement-item {
    position: relative;
    opacity: 1;
    transform: none;
    margin-bottom: 30px;
}

.elementor-editor .achievement-item:first-child .title-line2 {
    color: var(--highlight-color, #6B8E7F);
    font-size: 1.2em;
    font-weight: 900;
}

.elementor-editor .achievement-image {
    position: relative;
    opacity: 1;
}

.elementor-editor .achievement-image:not(:first-child) {
    display: none;
}

/* 載入動畫 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.gsap-achievement-wrapper[data-aos="fade-up"] {
    animation: fadeIn 0.8s ease-out forwards;
}

/* 性能優化 - 修復 3.13 版本 pin 問題 */
/* 注意：will-change 會破壞 ScrollTrigger 的 pin 功能 */
/* 只在動畫時動態添加，不要預設使用 */
.achievement-image img {
    /* will-change: transform, opacity; -- 移除以修復 pin 問題 */
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.achievement-item {
    /* will-change: transform, opacity, filter; -- 移除以修復 pin 問題 */
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

/* 動畫執行時才添加 will-change */
.is-animating .achievement-image img,
.is-animating .achievement-item {
    will-change: transform, opacity;
}

/* Debug 模式 */
.gsap-achievement-wrapper[data-debug="true"] .achievement-container {
    border: 2px dashed red;
}

.gsap-achievement-wrapper[data-debug="true"] .achievement-text-container {
    border: 2px dashed blue;
}

.gsap-achievement-wrapper[data-debug="true"] .achievement-image-container {
    border: 2px dashed green;
}