:root {
            --primary-blue: #003366;
            --secondary-blue: #0056b3;
            --bg-color: #e1e8f0; /* Non-white background */
            --card-bg: #f0f4f8;  /* Subtle off-white/blue for cards */
            --dark-red: #800000;
            --white: #ffffff;
        }

        body {
            font-family: 'Segoe UI', Arial, sans-serif;
            margin: 0;
            padding: 0;
            background-color: var(--bg-color);
            color: #333;
        }

        /* --- Main Layout --- */
        .main-wrapper {
            max-width: 1300px;
            margin: 20px auto;
            display: grid;
            grid-template-columns: 280px 1fr 300px;
            gap: 20px;
            padding: 0 20px;
        }

        .info-card {
            background: var(--card-bg);
            border-radius: 8px;
            border: 1px solid #bdc7d4;
            overflow: hidden;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            margin-bottom: 20px;
        }

        .card-header {
            background: var(--primary-blue);
            color: var(--white);
            padding: 12px;
            text-align: center;
            font-weight: bold;
            text-transform: uppercase;
            font-size: 0.9rem;
        }

        /* --- Document List Styling --- */
        .doc-list {
            padding: 15px;
            font-size: 0.85rem;
            line-height: 1.6;
            background: #dfe6ed;
        }
        .doc-list ol { padding-left: 20px; margin: 0; }
        .doc-list li { margin-bottom: 5px; color: #2c3e50; font-weight: 500; }

        /* --- Captcha Styling --- */
        .captcha-box {
            background: #d1d9e4;
            padding: 10px;
            border-radius: 4px;
            margin: 10px 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .captcha-code {
            background: #333;
            color: #00ff00;
            padding: 5px 10px;
            font-family: 'Courier New', monospace;
            font-weight: bold;
            letter-spacing: 3px;
            user-select: none;
        }

        /* --- Buttons & Inputs --- */
        .btn-list { padding: 15px; display: flex; flex-direction: column; gap: 8px; }
        .btn-list input[type="button"] {
            background-color: var(--secondary-blue);
            color: white; border: none; padding: 10px; cursor: pointer; border-radius: 4px;
        }
        
                .btn-list a {
            background-color: var(--secondary-blue);
            color: white; border: none; padding: 10px; cursor: pointer; border-radius: 4px;
        }
        .status-form { background: var(--card-bg); padding: 20px; border-radius: 8px; }
        input[type="text"] {
            width: 100%; padding: 10px; margin: 5px 0; border: 1px solid #adb5bd; border-radius: 4px;
        }

        .submit-btn {
            background-color: #28a745; color: white; width: 100%; padding: 12px;
            border: none; border-radius: 4px; font-weight: bold; cursor: pointer; margin-top: 10px;
        }

        @media (max-width: 1000px) {
            .main-wrapper { grid-template-columns: 1fr; }
        }