/* Card Effect cho Menu Items */

/* Thêm card effect cho từng center-item (mỗi nhóm menu) */
.section-menu-left .center-item {
    background: rgba(255, 255, 255, 0.05) !important;
    border-radius: 12px !important;
    padding: 16px 12px !important;
    margin-bottom: 20px !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1),
                0 2px 4px rgba(0, 0, 0, 0.06) !important;
    backdrop-filter: blur(10px) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    transition: all 0.3s ease !important;
}

/* Hover effect cho card */
.section-menu-left .center-item:hover {
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15),
                0 4px 8px rgba(0, 0, 0, 0.1) !important;
    transform: translateY(-2px) !important;
    border-color: rgba(56, 189, 248, 0.3) !important;
}

/* Style cho heading */
.section-menu-left .center-heading {
    font-weight: 700 !important;
    font-size: 11px !important;
    letter-spacing: 1px !important;
    margin-bottom: 12px !important;
    padding-left: 8px !important;
    position: relative !important;
}

/* Gạch dưới cho heading */
.section-menu-left .center-heading::after {
    content: '' !important;
    position: absolute !important;
    bottom: -6px !important;
    left: 8px !important;
    width: 40px !important;
    height: 2px !important;
    background: linear-gradient(90deg, #38bdf8 0%, transparent 100%) !important;
    border-radius: 2px !important;
}

/* Menu items - Tắt background hover */
.section-menu-left .menu-list .menu-item > a {
    border-radius: 8px !important;
    margin-bottom: 4px !important;
    transition: all 0.3s ease !important;
    background: transparent !important;
}

/* Hover effect cho menu item - CHỈ transform, KHÔNG đổi background */
.section-menu-left .menu-list .menu-item > a:hover {
    background: transparent !important;
    transform: translateX(4px) !important;
}

/* Active state - CHỈ transform, KHÔNG đổi background */
.section-menu-left .menu-list .menu-item > a.active {
    background: transparent !important;
}

/* Icon styling - Nổi bật với background gradient */
.section-menu-left .menu-list .menu-item > a .icon {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%) !important;
    border-radius: 10px !important;
    padding: 10px !important;
    width: 40px !important;
    height: 40px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2),
                inset 0 1px 2px rgba(255, 255, 255, 0.1) !important;
    transition: all 0.3s ease !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
}

.section-menu-left .menu-list .menu-item > a:hover .icon,
.section-menu-left .menu-list .menu-item > a.active .icon {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0.15) 100%) !important;
    transform: scale(1.15) translateY(-2px) !important;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3),
                inset 0 1px 2px rgba(255, 255, 255, 0.2) !important;
    border-color: rgba(255, 255, 255, 0.3) !important;
}

/* Icon color */
.section-menu-left .menu-list .menu-item > a .icon i {
    color: #38bdf8 !important;
    font-size: 20px !important;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3)) !important;
}

.section-menu-left .menu-list .menu-item > a:hover .icon i,
.section-menu-left .menu-list .menu-item > a.active .icon i {
    color: #ffffff !important;
    filter: drop-shadow(0 2px 6px rgba(255, 255, 255, 0.5)) !important;
}

/* Sub-menu styling */
.section-menu-left .menu-list .menu-item .sub-menu {
    background: rgba(0, 0, 0, 0.2) !important;
    border-radius: 8px !important;
    margin-top: 8px !important;
    padding: 8px 0 !important;
    border-left: 2px solid rgba(56, 189, 248, 0.3) !important;
}

.section-menu-left .menu-list .menu-item .sub-menu .sub-menu-item > a {
    padding: 10px 16px 10px 24px !important;
    border-radius: 6px !important;
    margin: 2px 8px !important;
}

.section-menu-left .menu-list .menu-item .sub-menu .sub-menu-item > a:hover {
    background: rgba(56, 189, 248, 0.1) !important;
    transform: translateX(4px) !important;
}

/* Responsive - Mobile */
@media (max-width: 768px) {
    .section-menu-left .center-item {
        padding: 12px 8px !important;
        margin-bottom: 16px !important;
    }
    
    .section-menu-left .center-item:hover {
        transform: none !important;
    }
}

/* Logo Box - Nổi bật với shadow - Bám vào góc trên */
.section-menu-left .box-logo {
    background: transparent !important;
    border: none !important;
    border-radius: 0 !important;
    padding: 16px !important;
    margin: 0 !important;
    margin-bottom: 45px !important;
    box-shadow: none !important;
    transition: all 0.3s ease !important;
    position: relative !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
}

.section-menu-left .box-logo #site-logo-inner {
    flex: 1 !important;
    display: flex !important;
    align-items: center !important;
}

.section-menu-left .box-logo #site-logo-inner h3 {
    margin: 0 !important;
}

.section-menu-left .box-logo:hover {
    transform: translateY(-3px) !important;
}

.section-menu-left .box-logo img {
    filter: drop-shadow(0 8px 20px rgba(56, 189, 248, 0.6)) 
            drop-shadow(0 4px 12px rgba(56, 189, 248, 0.4)) !important;
    transition: all 0.3s ease !important;
    max-width: 100% !important;
    height: auto !important;
}

.section-menu-left .box-logo:hover img {
    transform: scale(1.08) !important;
    filter: drop-shadow(0 12px 30px rgba(56, 189, 248, 0.8)) 
            drop-shadow(0 6px 16px rgba(56, 189, 248, 0.6)) !important;
}

/* Giảm khoảng cách để hiển thị hết menu */
.section-menu-left .center-item {
    margin-bottom: 14px !important;
    padding: 12px 10px !important;
}

.section-menu-left .center-heading {
    font-size: 10px !important;
    margin-bottom: 10px !important;
}

.section-menu-left .menu-list .menu-item > a {
    padding: 8px 10px !important;
    margin-bottom: 2px !important;
}

.section-menu-left .menu-list .menu-item > a .icon {
    width: 36px !important;
    height: 36px !important;
    padding: 8px !important;
}

.section-menu-left .menu-list .menu-item > a .icon i {
    font-size: 18px !important;
}

.section-menu-left .menu-list .menu-item > a .text {
    font-size: 13px !important;
}

/* Center container - Tối ưu scroll */
.section-menu-left .center {
    overflow-y: auto !important;
    max-height: calc(100vh - 120px) !important;
    padding-right: 8px !important;
    padding-top: 0 !important;
    margin-top: 0 !important;
}

/* Custom scrollbar */
.section-menu-left .center::-webkit-scrollbar {
    width: 6px !important;
}

.section-menu-left .center::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2) !important;
    border-radius: 10px !important;
}

.section-menu-left .center::-webkit-scrollbar-thumb {
    background: rgba(56, 189, 248, 0.3) !important;
    border-radius: 10px !important;
}

.section-menu-left .center::-webkit-scrollbar-thumb:hover {
    background: rgba(56, 189, 248, 0.5) !important;
}

/* Button show/hide - Nút tròn */
.section-menu-left .button-show-hide {
    width: 44px !important;
    height: 44px !important;
    background: linear-gradient(135deg, rgba(56, 189, 248, 0.2) 0%, rgba(14, 165, 233, 0.3) 100%) !important;
    border: 2px solid rgba(56, 189, 248, 0.4) !important;
    border-radius: 50% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    cursor: pointer !important;
    transition: all 0.3s ease !important;
    box-shadow: 0 4px 12px rgba(56, 189, 248, 0.3) !important;
}

.section-menu-left .button-show-hide:hover {
    background: linear-gradient(135deg, rgba(56, 189, 248, 0.3) 0%, rgba(14, 165, 233, 0.4) 100%) !important;
    border-color: rgba(56, 189, 248, 0.6) !important;
    box-shadow: 0 6px 16px rgba(56, 189, 248, 0.4) !important;
    transform: scale(1.1) !important;
}

.section-menu-left .button-show-hide i {
    color: #38bdf8 !important;
    font-size: 20px !important;
}

.section-menu-left .button-show-hide:hover i {
    color: #ffffff !important;
}

/* Box logo - flex layout */
.section-menu-left .box-logo {
    position: relative !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
}

.section-menu-left .box-logo #site-logo-inner {
    flex: 1 !important;
}

/* Tăng chiều rộng sidebar */
.section-menu-left {
    width: 300px !important;
    min-width: 300px !important;
}

/* Loại bỏ padding-top của sidebar để logo bám vào góc */
.section-menu-left {
    padding-top: 0 !important;
}