.container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 16px;
        }


        .malfunctions{padding: 5rem 0;}
        .malfunctions .content{
            padding: 2rem;
        }

        .malfunctions .content .p1{
            margin-bottom: 5rem;
            font-size: 1.7rem;
        }

        .malfunctions p{
            font-size: 1.6rem;
        }
        .malfunctions li{
            font-size: 1.6rem;
        }
        .list_style li{list-style: disc;margin-left: 2rem;}
        /* Header */
        .header {
            background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
            color: white;
            box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        }

        .header h1 {
            font-size: 2.5em;
            font-weight: 500;
            margin-bottom: 8px;
        }

        .header p {
            font-size: 1.1em;
            opacity: 0.9;
        }

        /* Navigation */
        .nav-tabs {
            background: white;
            padding: 0;
            margin-bottom: 32px;
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
            overflow-x: auto;
        }

        .nav-tabs ul {
            display: flex;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-tabs li {
            flex: 1;
            min-width: 180px;
        }

        .nav-tabs a {
            display: block;
            padding: 16px 20px;
            text-decoration: none;
            color: #666;
            border-bottom: 3px solid transparent;
            transition: all 0.3s ease;
            text-align: center;
            font-weight: 500;
        }

        .nav-tabs a:hover,
        .nav-tabs a.active {
            color: #2a5298;
            border-bottom-color: #2a5298;
            background-color: #f8f9fa;
        }

        /* Content Cards */
        .content-section {
            margin-bottom: 32px;
        }

        .card {
            background: white;
            /* border-radius: 3px; */
            /* box-shadow: 0 2px 8px rgba(0,0,0,0.1); */
            margin-bottom: 24px;
            overflow: hidden;
            transition: box-shadow 0.3s ease;
        }



        .card-header {
            background: #f5f5f5;
            padding: 20px 24px;
            border-bottom: 1px solid #e0e0e0;
        }

        .card-header h2 {
            color: #000000;
            font-size: 1.5em;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .card-content {
            padding: 24px;
        }

        /* Alert Boxes */
        .alert {
            padding: 16px 20px;
            border-radius: 4px;
            margin-bottom: 20px;
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .alert-warning {
            background-color: #fffee8;
            border: 1px solid #ffdf6b;
            color: #191919;
            font-size: 1.6rem;
        }

        .alert-info {
            background-color: #d1ecf1;
            border: 1px solid #b8daff;
            color: #0c5460;
        }

        .alert-danger {
            background-color: #f8d7da;
            border: 1px solid #f5c6cb;
            color: #721c24;
        }

        /* Steps */
        .steps {
            counter-reset: step-counter;
        }

        .step {
            counter-increment: step-counter;
            margin-bottom: 24px;
            padding: 20px;
            background: #f8f9fa;
            /* border-radius: 8px; */
            border-left: 4px solid #2a5298;
            position: relative;
        }

        .step::before {
            content: counter(step-counter);
            position: absolute;
            left: -12px;
            top: 20px;
            background: #2a5298;
            color: white;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 1.5rem;
        }

        .step h3 {
            color: #1976d2;
            margin-bottom: 12px;
            font-weight: 500;
            font-size: 2.1rem;
        }

        .step-content {
            margin-left: 20px;
        }

        .step ul {
            margin-left: 20px;
            margin-top: 8px;
        }

        .step li {
            margin-bottom: 6px;
            font-size: 1.6rem;
        }

        /* Status Indicators */
        .status-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
            margin: 20px 0;
        }

        .status-item {
            padding: 16px;
            /* border-radius: 8px; */
            border: 1px solid #e0e0e0;
            background: white;
            font-size: 1.6rem;
        }

        .status-normal {
            border-left: 4px solid #4caf50;
        }

        .status-error {
            border-left: 4px solid #f44336;
        }

        .status-item h4 {
            color: #333;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* Cause Lists */
        .cause-category {
            margin-bottom: 24px;
            padding: 20px;
            background: #f8f9fa;
            border-radius: 8px;
            border: 1px solid #e9ecef;
        }

        .cause-category h3 {
            color: #d32f2f;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 1.7rem;
        }

        .cause-list {
            list-style: none;
        }

        .cause-list li {
            padding: 8px 0;
            padding-left: 24px;
            position: relative;
            border-bottom: 1px solid #e0e0e0;
        }

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

        .cause-list li::before {
            content: "•";
            color: #f44336;
            font-weight: bold;
            position: absolute;
            left: 8px;
        }

        /* FAQ */
        .faq-item {
            margin-bottom: 16px;
            border: 1px solid #e0e0e0;
            border-radius: 8px;
            overflow: hidden;
        }

        .faq-question {
            background: #f5f5f5;
            padding: 16px 20px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: background-color 0.3s ease;
            font-size: 1.6rem;
        }



        .faq-question strong {
            color: #1976d2;
        }

        .faq-answer {
            padding: 16px 20px;
            background: white;
            border-top: 1px solid #e0e0e0;
            font-size: 1.6rem;
        }

        /* Process Flow */
        .process-flow {
            display: flex;
            flex-direction: column;
            gap: 20px;
            margin: 20px 0;
        }

        .process-step {
            display: flex;
            align-items: center;
            padding: 20px;
            background: white;
            border-radius: 8px;
            border: 1px solid #e0e0e0;
            position: relative;
        }

        .process-step::after {
            content: "";
            position: absolute;
            bottom: -20px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 0;
            border-left: 10px solid transparent;
            border-right: 10px solid transparent;
            border-top: 20px solid #2a5298;
        }

        .process-step:last-child::after {
            display: none;
        }

        .process-number {
            background: #2a5298;
            color: white;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            margin-right: 20px;
            flex-shrink: 0;
        }

        .process-content h4 {
            color: #1976d2;
            margin-bottom: 8px;
            font-size: 1.7rem;
        }

        /* Material Icons */
        .material-icons {
            vertical-align: middle;
        }

        .txt_block{
            padding: 2rem;
        }

        .malfunctions .about_fee {
        margin-top: 24px;
        }
        .malfunctions .about_fee .p_tit{
            font-size: 1.8rem;
            font-weight: 700;
        }
        .malfunctions .about_fee .alert {
        background-color: #e9f6fc;
        border: 1px solid #b8e0f2;
        padding: 16px;
        border-radius: 6px;
        color: #333;
        line-height: 1.6;
        }

        .malfunctions .about_fee .alert strong {
        display: inline-block;
        margin-bottom: 8px;
        font-size: 1.6rem;
        }

        .malfunctions .about_fee a {
        color: #0077b6;
        text-decoration: underline;
        }

        .malfunctions .about_fee .note {
        font-size: 1.4rem;
        color: #666;
        margin-top: 8px;
        }


        /* Responsive */
        @media (max-width: 768px) {
            .header h1 {
                font-size: 2em;
            }
            
            .nav-tabs ul {
                flex-wrap: wrap;
            }
            
            .nav-tabs li {
                min-width: auto;
                flex-basis: 50%;
            }
            
            .status-grid {
                grid-template-columns: 1fr;
            }
            
            .process-step {
                flex-direction: column;
                text-align: center;
            }
            
            .process-number {
                margin-right: 0;
                margin-bottom: 12px;
            }
        }