@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700&display=swap');

        :root {
            /* Màu sắc lấy từ ảnh */
            --sidebar-bg: #1e293b;
            --sidebar-text: #adb5bd;
            --sidebar-active-bg: #2563eb;
            --sidebar-active-border: #4d80e4;
            --topbar-bg: #0f172a;
            --text-dark: #343a40;
            --body-bg-change: #3b4b61;
            --text-light: #ffffff;
            --body-bg: #f8f9fa;
            --card-bg: #ffffff;
            --border-color: #dee2e6;
            --shadow-light: rgba(0, 0, 0, 0.05);
            --table-header-bg: #f1f3f5;
            --table-row-hover: #fcfcfc;
            --blue-primary: #4d80e4;
            --green-unlimited: #28a745;
            --yellow-limited: #ffc107;
            --red-delete: #dc3545;
            --orange-reset: #fd7e14;
            --body-bgs: #334155;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            /* Sửa lỗi font-family ở đây */
            font-family: 'ui-sans-serif', 'system-ui', 'sans-serif', "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
        }

        body {
            display: flex;
            min-height: 100vh;
            background-color: var(--body-bg);
            color: var(--text-dark);
            font-size: 14px;
        }

        /* Sidebar */
        .sidebar {
            width: 260px;
            background-color: var(--sidebar-bg);
            color: var(--sidebar-text);
            padding: 25px 0 20px;
            display: flex;
            flex-direction: column;
            box-shadow: 2px 0 8px var(--shadow-light);
            flex-shrink: 0;
            transition: transform 0.3s ease-in-out, width 0.3s ease-in-out;
        }

        .sidebar-header {
            padding: 0 25px 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--text-light);
        }

        .sidebar-nav ul {
            list-style: none;
        }

        .sidebar-nav li {
            margin-bottom: 2px;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            padding: 12px 25px;
            color: var(--sidebar-text);
            text-decoration: none;
            transition: background-color 0.2s ease, color 0.2s ease;
            font-size: 15px;
            font-weight: 500;
        }

        .sidebar-nav a i {
            margin-right: 12px;
            font-size: 18px;
        }

        .sidebar-nav a:hover {
            background-color: rgba(255, 255, 255, 0.05);
            color: var(--text-light);
        }

        .sidebar-nav a.active {
            background-color: var(--sidebar-active-bg);
            color: var(--text-light);
            border-left: 4px solid var(--sidebar-active-border);
            padding-left: 21px;
        }

        /* Main content */
        .main-content {
            flex-grow: 1;
            display: flex;
            flex-direction: column;
            transition: margin-left 0.3s ease-in-out;
        }

        /* Top Bar */
        .top-bar {
            background-color: var(--topbar-bg);
            padding: 15px 30px;
            display: flex;
            justify-content: flex-end;
            align-items: center;
            box-shadow: 0 1px 3px var(--shadow-light);
            border-bottom: 1px solid var(--border-color);
        }

        .top-bar .menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 20px;
            color: var(--text-light);
            cursor: pointer;
            margin-right: auto;
        }

        .top-bar span {
            margin-right: 20px;
            font-weight: 500;
            color: var(--text-light);
            font-size: 14px;
        }

        .top-bar button {
            background-color: var(--body-bgs);
            color: var(--text-light);
            border: 1px solid var(--body-bgs);
            padding: 8px 12px;
            border-radius: 6px;
            cursor: pointer;
            font-size: 14px;
            display: flex;
            align-items: center;
            font-weight: 500;
            transition: background-color 0.2s ease;
        }

        .top-bar button i {
            margin-right: 8px;
        }

        .top-bar button:hover {
            background-color: var(--body-bg-change);
        }

        /* Content Area */
        .content-area {
            flex-grow: 1;
            padding: 30px;
            background-color: var(--body-bg);
        }

        .content-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 25px;
            flex-wrap: wrap;
        }

        .content-header h1 {
            font-size: 24px;
            color: var(--text-dark);
            font-weight: 600;
            margin-bottom: 0;
        }

        .add-new-btn {
            background-color: var(--blue-primary);
            color: var(--text-light);
            border: none;
            padding: 10px 18px;
            border-radius: 8px;
            cursor: pointer;
            font-size: 14px;
            display: flex;
            align-items: center;
            font-weight: 500;
            transition: background-color 0.2s ease;
            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
        }

        .add-new-btn:hover {
            background-color: #3b6ed3;
        }

        .add-new-btn i {
            margin-right: 8px;
            font-size: 16px;
        }

        .search-bar {
            margin-bottom: 25px;
            position: relative;
        }

        .search-bar input {
            width: 100%;
            padding: 10px 15px 10px 40px;
            border: 1px solid #ced4da;
            border-radius: 8px;
            font-size: 15px;
            outline: none;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }

        .search-bar input::placeholder {
            color: #6c757d;
        }

        .search-bar input:focus {
            border-color: var(--blue-primary);
            box-shadow: 0 0 0 0.2rem rgba(77, 128, 228, 0.25);
        }

        .search-bar i {
            position: absolute;
            left: 15px;
            top: 50%;
            transform: translateY(-50%);
            color: #6c757d;
            font-size: 16px;
        }

        /* Responsive Table Wrapper */
        .user-table-responsive {
            width: 100%;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }

        /* Table Container */
        .user-table {
            background-color: var(--card-bg);
            border-radius: 8px;
            box-shadow: 0 2px 5px var(--shadow-light);
            overflow: hidden;
            min-width: 0;
        }

        /* Table */
        .user-table table {
            width: 100%;
            border-collapse: collapse;
            table-layout: auto;
        }

        /* Table Cells */
        .user-table th,
        .user-table td {
            text-align: left;
            padding: 15px 20px;
            border-bottom: 1px solid var(--border-color);
            font-size: 14px;
            vertical-align: middle;
            white-space: nowrap;
        }

        /* Specific column widths */
        .user-table th:nth-child(1),
        .user-table td:nth-child(1) {
            /* ID */
            width: 10%;
        }

        .user-table th:nth-child(2),
        .user-table td:nth-child(2) {
            /* Username */
            width: 20%;
        }

        .user-table th:nth-child(3),
        .user-table td:nth-child(3) {
            /* Email */
            width: 25%;
        }

        .user-table th:nth-child(4),
        .user-table td:nth-child(4) {
            /* Phone */
            width: 15%;
        }

        .user-table th:nth-child(5),
        .user-table td:nth-child(5) {
            /* Account Type */
            width: 15%;
        }

        .user-table th:nth-child(6),
        .user-table td:nth-child(6) {
            /* Query Count */
            width: 15%;
        }

        .user-table th:nth-child(7),
        .user-table td:nth-child(7) {
            /* Actions */
            width: 20%;
        }

        .user-table th {
            background-color: var(--table-header-bg);
            font-weight: 600;
            color: var(--text-dark);
            text-transform: uppercase;
            font-size: 12px;
            letter-spacing: 0.5px;
            position: sticky;
            top: 0;
            z-index: 1;
        }

        .user-table tbody tr:last-child td {
            border-bottom: none;
        }

        .user-table tbody tr:hover {
            background-color: var(--table-row-hover);
        }

        .status-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 6px 10px;
            border-radius: 5px;
            font-size: 12px;
            font-weight: 600;
            line-height: 1;
        }

        .status-badge.limit {
            background-color: var(--yellow-limited);
            color: #555;
        }

        .status-badge.unlimited {
            background-color: var(--green-unlimited);
            color: var(--text-light);
        }

        .action-buttons {
            display: flex;
            gap: 8px;
            flex-wrap: nowrap;
        }

        .action-buttons button {
            background: none;
            border: 1px solid;
            cursor: pointer;
            font-size: 14px;
            padding: 10px 10px;
            border-radius: 5px;
            display: flex;
            align-items: center;
            transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
            font-weight: 500;
            flex-shrink: 0;
        }

        .action-buttons button i {
            font-size: 13px;
        }

        .action-buttons .edit-btn {
            color: var(--blue-primary);
            border-color: var(--blue-primary);
            border-radius: 100%;

        }

        .action-buttons .edit-btn:hover {
            background-color: var(--blue-primary);
            color: var(--text-light);
            border-radius: 100%;
        }

        .action-buttons .delete-btn {
            color: var(--red-delete);
            border-color: var(--red-delete);
            border-radius: 100%;
        }

        .action-buttons .delete-btn:hover {
            background-color: var(--red-delete);
            color: var(--text-light);

        }

        .action-buttons .reset-btn {
            color: var(--orange-reset);
            border-color: var(--orange-reset);
            border-radius: 100%;
        }

        .action-buttons .reset-btn:hover {
            background-color: var(--orange-reset);
            color: var(--text-light);

        }

        /* Responsive Styles */
        @media (max-width: 768px) {
            body {
                flex-direction: column;
            }

            .sidebar {
                position: fixed;
                top: 0;
                left: 0;
                height: 100%;
                z-index: 1000;
                transform: translateX(-100%);
                box-shadow: 3px 0 8px rgba(0, 0, 0, 0.2);
                width: 250px;
            }

            .sidebar.active {
                transform: translateX(0);
            }

            .main-content {
                margin-left: 0;
            }

            .top-bar {
                justify-content: space-between;
                padding: 15px 20px;
            }

            .top-bar .menu-toggle {
                display: block;
            }

            .top-bar span {
                margin-right: auto;
                margin-left: 10px;
            }

            .content-area {
                padding: 20px;
            }

            .content-header {
                flex-direction: column;
                align-items: flex-start;
                margin-bottom: 20px;
            }

            .content-header h1 {
                margin-bottom: 15px;
                font-size: 22px;
            }

            .add-new-btn {
                width: 100%;
                justify-content: center;
                padding: 12px 18px;
            }

            .search-bar input {
                font-size: 14px;
            }

            .user-table-responsive {
                overflow-x: auto;
            }

            .user-table table {
                display: block;
                width: 100%;
                min-width: unset;
            }

            .user-table thead {
                display: none;
            }

            .user-table tbody,
            .user-table tr {
                display: block;
            }

            .user-table tr {
                margin-bottom: 20px;
                border: 1px solid var(--border-color);
                border-radius: 8px;
                padding: 10px;
                background-color: var(--card-bg);
            }

            .user-table td {
                display: flex;
                justify-content: space-between;
                align-items: center;
                padding: 10px 15px;
                border-bottom: none;
                text-align: right;
            }

            .user-table td:before {
                content: attr(data-label);
                font-weight: 600;
                color: var(--text-dark);
                text-transform: uppercase;
                font-size: 12px;
                flex: 1;
                text-align: left;
            }

            .user-table td:nth-child(1),
            .user-table td:nth-child(4) {
                display: none;
            }

            .action-buttons {
                flex-direction: row;
                flex-wrap: wrap;
                justify-content: center;
                gap: 10px;
            }

            .action-buttons button {
                width: auto;
                min-width: 120px;
            }
        }

        @media (min-width: 769px) and (max-width: 1024px) {
            .sidebar {
                width: 220px;
            }

            .sidebar-header {
                font-size: 18px;
            }

            .sidebar-nav a {
                font-size: 14px;
                padding: 10px 20px;
            }

            .sidebar-nav a i {
                font-size: 16px;
            }

            .content-area {
                padding: 25px;
            }

            .content-header h1 {
                font-size: 22px;
            }

            .add-new-btn {
                padding: 9px 16px;
                font-size: 13px;
            }

            .user-table th,
            .user-table td {
                padding: 12px 18px;
                font-size: 13.5px;
            }
        }

        ol,
        ul {
            padding-left: 0rem !important;

        }
        /* Custom badge styling */
        .badge {
            display: inline-block;
            padding: 0.25em 0.4em;
            font-size: 75%;
            font-weight: 700;
            line-height: 1;
            text-align: center;
            white-space: nowrap;
            vertical-align: baseline;
            border-radius: 0.25rem;
        }

        /* Pill-shaped badge */
        .badge-pill {
            border-radius: 10rem;
        }

        /* Warning badge (for limited account) */
        .badge-warning {
            color: #c0a167;
            background-color: #fef9c3; /* Yellow/orange background */
        }

        /* Success badge (for other accounts) */
        .badge-success {
            color: #4e9067;
            background-color: #dcfce7; /* Green background */
        }