/*SEARCHPANEL */
body.search-open {
    overflow: hidden;
}

/* 2. Tổng thể lớp phủ */
.search-drawer {
    position: fixed;
    inset: 0;
    z-index: 10000;
    visibility: hidden;
    pointer-events: none;
    transition: visibility 0.4s; 
}

.search-drawer.is-active {
    visibility: visible;
    pointer-events: auto;
}

/* 3. Lớp nền mờ - FIX: Thêm opacity ban đầu */
.search-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: -1;
    opacity: 0; /* Bắt đầu từ 0 */
    transition: opacity 0.4s ease;
}

.search-drawer.is-active .search-backdrop {
    opacity: 1;
}

/* 4. Cái bảng trắng - Đã căn chỉnh lề mỏng và zoom chuẩn */
.search-panel {
    position: fixed;
    top: 16px; 
    right: 16px;
    bottom: 16px; 
    
    width: 43vw; 
    min-width: 320px;
    max-width: 780px; 

    background: #fff;
    z-index: 10001;
    padding: 30px 40px 40px 40px;
    box-shadow: -10px 0 30px rgba(0,0,0,0.05);

    /* Hiệu ứng Fade + Slide mượt */
    opacity: 0;
    transform: translateX(30px); /* Nhích xa hơn tí cho cảm giác trượt rõ hơn */
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.search-drawer.is-active .search-panel {
    opacity: 1;
    transform: translateX(0);
}

/* Input & List */
.search-header {
    display: flex;
    align-items: center;
    border-bottom: 2px solid #000000;
    padding-bottom: 15px;
    margin-bottom: 35px;
}
.search-header .text {
    font-size: 25px;
    font-weight: 500;
}

.search-header input {
    flex: 1; border: none; outline: none; font-size: 30px; font-weight: 800; font-family: inherit; color: #000000
}

#search-input::placeholder {
    color: #858585;
    font-family: var(--special-font);
    font-size: 33px;
    font-weight: 700;
    transition: color 0.3s ease;
}

.close-x { background: none; border: none; cursor: pointer; padding: 5px; }
.search-list { list-style: none; padding: 0; }
.search-list li { margin-bottom: 10px; }
.search-list li a .highlight {
    color: #FFD700;
    font-weight: bold;
    background: transparent; /* Hoặc thêm background nếu muốn nổi bật hơn */
}
.search-list a { 
    font-family: var(--special-font);
    text-decoration: none; 
    text-transform: none;
    color: #000000; 
    font-size: 25px; 
    font-weight: 500; 
    transition: 0.3s; 
    display: inline-block; 
    position: relative;
    padding-bottom: 2px;
}

.search-list a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px; 
    background-color: #000000;
    transition: width 0.5s ease;
}

.search-list a:hover::after {
    width: 100%; 
}


/* Ép lại phần header của search để nút X luôn nằm gọn bên trong, không bị tràn viền */
.search-header {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 12px !important;
    width: 100% !important;
    position: relative !important;
    box-sizing: border-box !important;
}

/* Triệt tiêu mọi thuộc tính absolute/dịch chuyển đang làm nút X bị tràn ra ngoài */
#search-close-btn.close-x,
.search-header .close-x {
    position: static !important;
    right: auto !important;
    top: auto !important;
    transform: none !important;
    margin: 0 !important;
    flex-shrink: 0 !important;
    background: transparent !important;
    border: none !important;
    cursor: pointer !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    transform: translateY(4px) !important;
}

/* Đảm bảo input co giãn linh hoạt chiếm khoảng trống còn lại */
#search-input {
    flex: 1 !important;
    min-width: 0 !important;
}




@media (max-width: 767px) {
    /* Khóa cứng body triệt để chống trôi nền và lọt sự kiện bàn phím */
    body.search-open {
        position: fixed !important;
        width: 100% !important;
        overflow: hidden !important;
        touch-action: none !important;
    }

    .search-drawer {
        position: fixed !important;
        inset: 0 !important;
        padding: 8px !important;
        display: flex !important;
        flex-direction: column !important;
        justify-content: flex-start !important;
        align-items: center !important;
        box-sizing: border-box !important;
        z-index: 100000 !important;
        overscroll-behavior: none !important; /* Chặn đứng hiệu ứng nảy trang */
    }

    /* Ép backdrop phủ kín và chặn tuyệt đối thao tác chạm xuyên tầng */
    .search-backdrop {
        position: absolute !important;
        inset: 0 !important;
        touch-action: none !important;
    }

    .search-container {
        display: contents !important; 
    }

    .search-panel {
        position: relative !important;
        top: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        left: 0 !important;
        margin: 0 !important;
        
        width: 100% !important; 
        min-width: 0 !important; 
        max-width: none !important;

        height: auto !important;
        height: fit-content !important;
        /* Dùng 100vh thay vì dvh để khung không bị bóp méo khi bàn phím ảo bung lên */
        max-height: calc(100vh - 16px) !important; 

        background: #ffffff !important;
        padding: 8px 20px 20px 20px !important;
        display: flex !important;
        flex-direction: column !important;
        border-radius: 0 !important;
        box-sizing: border-box !important;
        
        box-shadow: none !important; 
        border: none !important;
        outline: none !important;
        
        opacity: 0;
        transform: translateY(-10px);
        transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        overscroll-behavior: contain !important; /* Chỉ cho phép cuộn nội bộ bên trong panel nếu nội dung dài */
    }

    .search-header {
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
        gap: 12px !important;
        width: 100% !important;
        position: relative !important;
    }

    #search-input {
        flex: 1 !important;
        min-width: 0 !important;
    }

    #search-input::placeholder {
        color: #858585;
        font-family: 'Be Vietnam Pro';
        font-size: 18px;
        font-weight: 700;
        transition: color 0.3s ease;
    }

    #search-close-btn.close-x {
        position: static !important;
        background: transparent !important;
        border: none !important;
        cursor: pointer !important;
        padding: 0 !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        flex-shrink: 0 !important;
        transform: translateY(4px) !important;
    }

    .search-drawer.is-active .search-panel {
        opacity: 1;
        transform: translateY(0);
    }

    .search-list {
        margin-top: -18px !important; 
        margin-right: 0 !important;
        margin-bottom: 0 !important;
        margin-left: 0 !important;
        padding: 0 !important;
        overflow-y: auto !important;
        flex-grow: 1;
        min-height: 0;
        overscroll-behavior: contain !important;
    }

    .search-list::-webkit-scrollbar { display: none; }
    
    .search-list li { margin-bottom: 6px !important; }
    .search-list li a { font-size: 18px !important; }
}








/* ==========================================================================
   KHÓA CHẶT SEARCH DRAWER CHO TABLET (768px - 1024px)
   ========================================================================== */
@media (min-width: 768px) and (max-width: 1024px) {
    body.search-open {
        position: fixed !important;
        width: 100% !important;
        overflow: hidden !important;
        touch-action: none !important;
    }

  
    .search-drawer {
        overscroll-behavior: none !important;
    }

  
    .search-backdrop {
        touch-action: none !important;
    }

 
    .search-panel {
        max-height: calc(100vh - 32px) !important;
        overflow-y: auto !important;
        overscroll-behavior: contain !important; 
    }


    .search-list {
        overflow-y: auto !important;
        overscroll-behavior: contain !important;
    }
}