/* =========================================================
           About Us Page Styles (關於我們頁面樣式)
           Namespace: .yl-about- (避免與首頁衝突)
           ========================================================= */

        /* 基礎設定 */
        body {
            background-color: #fff; /* 預設背景 */
            margin: 0;
            padding: 0;
        }

        .yl-about-wrapper {
            padding: 200px 50px 100px;
            background-color: #fff;
            color: #333;
            font-family: 'Noto Sans TC', system-ui, -apple-system, sans-serif;
        }



/* =========================================================
   Page Banner Styles (內頁橫幅樣式)
   ========================================================= */
.yl-page-banner {
    position: relative;
    width: 100%;
    height: 400px; /* 電腦版高度 */
    background-image: url('../img/process-keyimg.png'); /* 請替換為您的背景圖 img/banner-bg.jpg */
    background-size: cover;
    background-position: center;
    
    /* 關鍵：頂部橘色邊框 */
  
    
    /* 避開導覽列高度 (依據之前的設定) */
   
}

/* 黑色半透明遮罩 (可選，讓文字在淺色背景上更清楚) */
.yl-banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.1); /* 10% 黑色遮罩，比較自然 */
}

/* 內容容器 */
.yl-page-banner .container {
    position: relative; /* 確保內容在遮罩之上 */
    z-index: 2;
}

/* ABOUT US 大標題 */
.yl-banner-title {
    font-family: 'Noto Sans TC', sans-serif; /* 設計稿看起來像黑體，若要宋體可改 Noto Serif TC */
    font-weight: 700;
    font-size: 4rem;
    color: #ffffff;
    margin-bottom: 15px;
    text-transform: uppercase;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
    letter-spacing: 2px;
}

/* 標語外層 (用來控制靠右) */
.yl-banner-tagline-wrapper {
    display: inline-block;
}

/* 橘色底標語 */
.yl-banner-tagline {
    background-color: #ff6c39;
    color: #ffffff;
    font-size: 1.5rem;
    font-weight: 500;
    padding: 5px 25px; /* 上下左右留白 */
    letter-spacing: 3px;
    display: inline-block;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

/* =========================================================
   Banner RWD 響應式設定
   ========================================================= */
@media (max-width: 991px) {
    .yl-page-banner {
        height: 300px;
        margin-top: 70px; /* 手機版導覽列高度 */
    }
    
    .yl-banner-title {
        font-size: 3rem;
    }
    
    .yl-banner-tagline {
        font-size: 1.2rem;
        padding: 5px 15px;
    }
}

@media (max-width: 576px) {
    .yl-page-banner {
        height: 250px;
    }

    .yl-banner-title {
        font-size: 2.2rem;
    }

    .yl-banner-tagline {
        font-size: 0.9rem;
        letter-spacing: 1px;
    }
}

/* =========================================================
   Service Workflow & QA Page Styles (流程與QA頁面樣式)
   Namespace: .yl-flow-
   ========================================================= */

/* --- 1. 容器與基礎設定 --- */
.yl-flow-wrapper {
    background-color: #ffffff;
    font-family: 'Noto Sans TC', sans-serif;
    padding-bottom: 80px;
}

.yl-flow-section {
    padding: 60px 0;
}

/* --- 2. 標題區塊 --- */
.yl-flow-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.yl-flow-title {
    font-family: 'Noto Serif TC', serif;
    font-size: 2.2rem;
    font-weight: 700;
    color: #ff6c39; /* 橘色標題 */
    margin-bottom: 15px;
}

.yl-flow-title-bar {
    width: 60px;
    height: 6px;
    background-color: #ff6c39;
    margin: 0 auto 30px;
}

.yl-flow-desc {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #555;
}

/* --- 3. SOP 卡片樣式 --- */
.yl-flow-card {
    background-color: #fff;
    border: 1px solid #eee;
    border-radius: 12px;
    padding: 40px 20px;
    text-align: center;
    height: 100%;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 5px 15px rgba(0,0,0,0.03);
    position: relative;
    overflow: hidden;
}

.yl-flow-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

/* 特別樣式：橘色邊框高亮 (對應 Step 3, 4) */
.yl-flow-card-highlight {
    border: 2px solid #ff6c39;
    position: relative;
}

/* Icon 圓圈 */
.yl-flow-icon-circle {
    width: 80px;
    height: 80px;
    background-color: #ff6c39; /* 橘色背景 */
    border-radius: 50%;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 2rem;
    box-shadow: 0 5px 15px rgba(255, 108, 57, 0.3);
}

.yl-flow-step-title {
    font-family: 'Noto Serif TC', serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 15px;
}

.yl-flow-step-desc {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.6;
}

/* --- 4. QA 列表樣式 --- */
.yl-flow-qa-container {
    max-width: 900px;
    margin: 0 auto;
}

.yl-flow-qa-category {
    margin-bottom: 50px;
}

.yl-flow-cat-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #ff6c39;
    margin-bottom: 20px;
    border-left: 5px solid #ff6c39;
    padding-left: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.yl-flow-cat-title i {
    font-size: 1.4rem;
}

/* Accordion 客製化 */
.yl-flow-accordion-item {
    border: 1px solid #e0e0e0;
    border-radius: 8px !important; /* 強制覆寫 bootstrap 圓角 */
    margin-bottom: 10px;
    overflow: hidden;
}

.yl-flow-btn {
    font-weight: 500;
    font-size: 1.05rem;
    color: #333;
    background-color: #fff;
    padding: 20px;
    box-shadow: none !important; /* 移除點擊藍框 */
}

.yl-flow-btn:not(.collapsed) {
    color: #ff6c39;
    background-color: #fff8f5; /* 展開時的淡橘色背景 */
    font-weight: 700;
}

/* 修改 Bootstrap Accordion 箭頭顏色 (透過 SVG filter 或顏色替換) */
.yl-flow-btn:not(.collapsed)::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23ff6c39'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}

.accordion-body {
    font-size: 1rem;
    line-height: 1.8;
    color: #555;
    padding: 20px 20px 30px;
    background-color: #fff;
}

/* =========================================================
   5. RWD 媒體查詢
   ========================================================= */

/* --- Tablet & Mobile (< 992px) --- */
@media (max-width: 991px) {
    .yl-flow-section {
        padding: 40px 0;
    }
    
    .yl-flow-title {
        font-size: 1.8rem;
    }
}

/* --- Mobile Only (< 576px) --- */
@media (max-width: 576px) {
    .yl-flow-card {
        padding: 30px 15px;
    }
    
    .yl-flow-step-title {
        font-size: 1.3rem;
    }
    
    .yl-flow-btn {
        font-size: 1rem;
        padding: 15px;
    }
}