:root {
            --primary-color: #00529b;
            --secondary-color: #005ea8;
            --accent-color: #ffcb05;
            --light-gray: #f5f7fa;
            --medium-gray: #e0e5ec;
            --dark-gray: #7a8599;
            --success-color: #2ecc71;
            --warning-color: #f39c12;
            --danger-color: #e74c3c;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            margin: 0;
            padding: 0;
            color: #333;
            background-color: #f0f2f5;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        header {
            background-color: var(--primary-color);
            border-bottom: 3px solid var(--accent-color);
            padding: 15px 0;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }

        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .logo-container {
            display: flex;
            align-items: center;
        }

        .logo-circle {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            background-color: var(--accent-color);
            border-radius: 50%;
            width: 100px;
            height: 60px;
            text-align: center;
            font-weight: bold;
            color: var(--primary-color);
            box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16);
        }

        .bank-name {
            color: white;
            font-size: 1.5rem;
            font-weight: bold;
            margin-left: 15px;
        }

        nav {
            background-color: white;
            border-bottom: 1px solid var(--medium-gray);
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
        }

        .nav-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .nav-links {
            display: flex;
            list-style: none;
        }

        .nav-links li {
            margin-right: 30px;
        }

        .nav-links a {
            display: block;
            text-decoration: none;
            color: #555;
            font-weight: 500;
            padding: 15px 0;
            transition: all 0.2s ease;
        }

        .nav-links a:hover {
            color: var(--primary-color);
        }

        .nav-links a.active {
            color: var(--primary-color);
            border-bottom: 3px solid var(--primary-color);
            font-weight: 600;
        }

        .page-container {
            display: flex;
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px;
            background-color: white;
            box-shadow: 0 0 20px rgba(0, 0, 0, 0.05);
            flex: 1;
        }

        .sidebar {
            width: 240px;
            background-color: white;
            border-right: 1px solid var(--medium-gray);
            padding-right: 20px;
        }

        .sidebar h3 {
            background-color: var(--primary-color);
            color: white;
            margin: 0;
            padding: 15px;
            border-radius: 4px 4px 0 0;
            font-size: 16px;
        }

        .sidebar ul {
            list-style: none;
            padding: 10px 0;
        }

        .sidebar li {
            padding: 10px 15px;
            border-bottom: 1px solid var(--medium-gray);
        }

        .sidebar li:last-child {
            border-bottom: none;
        }

        .sidebar li a {
            text-decoration: none;
            color: #555;
            display: block;
            transition: all 0.2s ease;
        }

        .sidebar li a:hover {
            color: var(--primary-color);
        }

        .sidebar li ul {
            padding: 5px 0 0 15px;
        }

        .sidebar li ul li {
            padding: 8px 0;
            border-bottom: none;
        }

        .main-content {
            flex: 1;
            padding: 0 20px 20px 40px;
            max-width: 800px;
        }

        .notification {
            border: 1px solid #e0e0e0;
            border-left: 4px solid var(--primary-color);
            padding: 15px;
            margin-bottom: 25px;
            background-color: #f8f9fc;
            border-radius: 4px;
        }

        .notification p {
            margin: 5px 0;
            line-height: 1.5;
        }

        .form-section {
            border: 1px solid var(--medium-gray);
            border-radius: 6px;
            padding: 20px;
            margin-bottom: 25px;
            background-color: white;
            box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
        }

        .form-section h2 {
            margin-top: 0;
            margin-bottom: 15px;
            font-size: 18px;
            color: var(--primary-color);
            padding-bottom: 10px;
            border-bottom: 1px solid var(--medium-gray);
        }

        .form-row {
            margin-bottom: 15px;
            display: flex;
            align-items: center;
        }

        .form-row label {
            width: 200px;
            font-weight: 500;
            color: #444;
        }

        .form-row select,
        .form-row input {
            flex: 1;
            padding: 10px;
            border: 1px solid var(--medium-gray);
            border-radius: 4px;
            font-size: 14px;
            transition: border 0.2s ease;
        }

        .form-row select:focus,
        .form-row input:focus {
            outline: none;
            border-color: var(--secondary-color);
            box-shadow: 0 0 0 3px rgba(0, 94, 168, 0.1);
        }

        .required {
            color: var(--danger-color);
            margin-left: 3px;
        }

        .small-text {
            font-size: 13px;
            color: var(--dark-gray);
            margin-bottom: 15px;
        }

        .button-row {
            text-align: center;
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px solid var(--medium-gray);
        }

        .btn {
            padding: 12px 24px;
            margin: 0 10px;
            border: none;
            border-radius: 4px;
            cursor: pointer;
            font-weight: 600;
            font-size: 14px;
            transition: all 0.2s ease;
        }

        .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
        }

        .btn-hold {
            background-color: var(--warning-color);
            color: white;
        }

        .btn-validate {
            background-color: var(--primary-color);
            color: white;
        }

        .btn-cancel {
            background-color: var(--danger-color);
            color: white;
        }

        .radio-section {
            display: flex;
            justify-content: space-between;
            gap: 20px;
        }

        .radio-group {
            flex: 1;
            padding: 15px;
            background-color: var(--light-gray);
            border-radius: 4px;
        }

        .radio-group p {
            font-weight: 500;
            margin-bottom: 10px;
        }

        .radio-option {
            margin-bottom: 8px;
            display: flex;
            align-items: center;
        }

        .radio-option input[type="radio"] {
            margin-right: 10px;
        }

        #receipt {
            display: none;
            padding: 30px;
            border: 1px solid var(--medium-gray);
            border-radius: 6px;
            margin-top: 20px;
            background-color: white;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
        }

        #receipt h2 {
            color: var(--primary-color);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--accent-color);
        }

        #receipt h3 {
            color: #444;
            margin: 20px 0 15px;
        }

        #receipt table {
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 20px;
        }

        #receipt th,
        #receipt td {
            border: 1px solid var(--medium-gray);
            padding: 12px;
            text-align: left;
        }

        #receipt th {
            background-color: var(--light-gray);
            width: 30%;
        }

        #receipt td {
            width: 70%;
        }

        .print-button {
            display: block;
            margin: 30px auto 10px;
            padding: 12px 30px;
            background-color: var(--primary-color);
            color: white;
            border: none;
            border-radius: 4px;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.2s ease;
        }

        .print-button:hover {
            background-color: var(--secondary-color);
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
        }

        .success-icon {
            display: flex;
            justify-content: center;
            margin-bottom: 20px;
        }

        .success-icon .circle {
            width: 70px;
            height: 70px;
            background-color: var(--success-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .success-icon .checkmark {
            color: white;
            font-size: 40px;
            font-weight: bold;
        }

        @media print {
            body * {
                visibility: hidden;
            }

            #receipt,
            #receipt * {
                visibility: visible;
            }

            #receipt {
                position: absolute;
                left: 0;
                top: 0;
                width: 100%;
                box-shadow: none;
                border: none;
            }

            .print-button {
                display: none;
            }
        }

        @media (max-width: 992px) {
            .page-container {
                flex-direction: column;
            }

            .sidebar {
                width: 100%;
                border-right: none;
                border-bottom: 1px solid var(--medium-gray);
                padding-right: 0;
                margin-bottom: 20px;
            }

            .main-content {
                padding: 0;
            }

            .form-row {
                flex-direction: column;
                align-items: flex-start;
            }

            .form-row label {
                width: 100%;
                margin-bottom: 5px;
            }

            .form-row select,
            .form-row input {
                width: 100%;
            }

            .radio-section {
                flex-direction: column;
            }
        }