:root {
            --primary-color: #3498db;
            --secondary-color: #2980b9;
            --background-color: #f5f7fa;
            --card-color: #ffffff;
            --text-color: #333333;
            --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            --border-color: #e1e4e8;
            --error-color: #e74c3c;
            --success-color: #2ecc71;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text-color);
            background-color: var(--background-color);
            margin: 0;
            padding: 0;
        }

        header {
            background-color: var(--primary-color);
            color: white;
            padding: 1.5rem 0;
            text-align: center;
            box-shadow: var(--shadow);
        }

        .container {
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 1rem;
        }

        h1 {
            margin: 0;
            font-size: 2.2rem;
        }

        .page-header {
            text-align: center;
            margin-bottom: 2rem;
        }

        .page-header .icon {
            font-size: 3rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
        }

        .page-description {
            max-width: 800px;
            margin: 0 auto 2rem;
            line-height: 1.7;
        }

        .content-grid {
            display: grid;
            grid-template-columns: 1fr 350px;
            gap: 2rem;
        }

        @media (max-width: 768px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }

        .main-content {
            background-color: var(--card-color);
            border-radius: 8px;
            padding: 2rem;
            box-shadow: var(--shadow);
        }

        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        .card {
            background-color: var(--card-color);
            border-radius: 8px;
            padding: 1.5rem;
            box-shadow: var(--shadow);
        }

        .section-title {
            font-size: 1.3rem;
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid var(--border-color);
            display: flex;
            align-items: center;
        }

        .section-title i {
            margin-right: 10px;
            color: var(--primary-color);
        }

        .form-group {
            margin-bottom: 1.5rem;
        }

        .form-label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }

        .form-control {
            width: 100%;
            padding: 0.8rem;
            border: 1px solid var(--border-color);
            border-radius: 4px;
            font-size: 1rem;
            transition: border-color 0.3s;
        }

        .form-control:focus {
            border-color: var(--primary-color);
            outline: none;
        }

        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }

        .severity-select {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
            gap: 0.5rem;
            margin-top: 0.5rem;
        }

        .severity-option {
            padding: 0.8rem;
            border: 1px solid var(--border-color);
            border-radius: 4px;
            text-align: center;
            cursor: pointer;
            transition: all 0.3s;
        }

        .severity-option:hover {
            border-color: var(--primary-color);
        }

        .severity-option input {
            display: none;
        }

        .severity-option input:checked + label {
            font-weight: bold;
        }

        .severity-option.critical {
            border-color: var(--error-color);
            background-color: rgba(231, 76, 60, 0.1);
        }

        .severity-option.high {
            border-color: #e67e22;
            background-color: rgba(230, 126, 34, 0.1);
        }

        .severity-option.medium {
            border-color: #f1c40f;
            background-color: rgba(241, 196, 15, 0.1);
        }

        .severity-option.low {
            border-color: #2ecc71;
            background-color: rgba(46, 204, 113, 0.1);
        }

        .btn {
            display: inline-block;
            padding: 0.8rem 1.5rem;
            background-color: var(--primary-color);
            color: white;
            border: none;
            border-radius: 4px;
            font-size: 1rem;
            cursor: pointer;
            transition: background-color 0.3s;
            text-decoration: none;
        }

        .btn:hover {
            background-color: var(--secondary-color);
        }

        .btn-block {
            display: block;
            width: 100%;
        }

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

        .btn-danger:hover {
            background-color: #c0392b;
        }

        .disclosure-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .disclosure-item {
            padding: 1rem 0;
            border-bottom: 1px solid var(--border-color);
        }

        .disclosure-item:last-child {
            border-bottom: none;
        }

        .disclosure-title {
            font-weight: bold;
            margin-bottom: 0.5rem;
            display: flex;
            align-items: center;
        }

        .disclosure-date {
            color: #666;
            font-size: 0.85rem;
            margin-left: auto;
        }

        .disclosure-description {
            font-size: 0.9rem;
            line-height: 1.6;
        }

        .alert {
            padding: 1rem;
            border-radius: 4px;
            margin-bottom: 1.5rem;
        }

        .alert-warning {
            background-color: rgba(241, 196, 15, 0.2);
            border-left: 4px solid #f1c40f;
        }

        .alert-info {
            background-color: rgba(52, 152, 219, 0.2);
            border-left: 4px solid var(--primary-color);
        }

        .contact-info {
            line-height: 1.7;
        }

        .contact-method {
            display: flex;
            align-items: center;
            margin-bottom: 0.8rem;
        }

        .contact-method i {
            margin-right: 10px;
            color: var(--primary-color);
            width: 20px;
            text-align: center;
        }

        footer {
            text-align: center;
            padding: 2rem 0;
            margin-top: 2rem;
            color: #666;
            border-top: 1px solid var(--border-color);
        }

        /* 响应式调整 */
        @media (max-width: 576px) {
            .severity-select {
                grid-template-columns: 1fr;
            }
        }
        .alert-error{
            background-color: rgb(255, 119, 119);
        }